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Add QT-AdvanceDockWidget Version 3.3.5 and Start Porting Windows to it

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This commit is contained in:
Justin Hammond 2020-05-10 23:37:43 +08:00
parent 768ed31ecf
commit 26c8c91029
47 changed files with 13330 additions and 337 deletions
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118
ozwadmin-main/mainwindow.cpp
View file

@ -24,7 +24,7 @@
#include <QStandardPaths>
#include <qt-openzwave/qt-openzwavedatabase.h>
#include <qt-openzwave/qtozwproxymodels.h>
#include <qt-openzwave/qtozwoptions.h>
#include <qt-openzwave/qtozw_pods.h>
@ -33,13 +33,15 @@
#include "metadatawindow.h"
#include "logwindow.h"
#include "devicedb.hpp"
#include "value_delegate.h"
#include "configuration.h"
#include "startup.h"
#include "startupprogress.h"
#include "util.h"
#include "deviceinfo.h"
#include "nodestatus.h"
#include "valuetable.h"
#include "nodeflagswidget.h"
@ -52,6 +54,9 @@ MainWindow::MainWindow(QWidget *parent) :
sbMsg(this)
{
this->ui->setupUi(this);
this->m_DockManager = new ads::CDockManager(this);
DeviceInfo *di = new DeviceInfo(this);
NodeStatus *ni = new NodeStatus(this);
statusBar()->showMessage(tr("Starting..."));
@ -68,48 +73,18 @@ MainWindow::MainWindow(QWidget *parent) :
connect(this->ntw, &nodeTableWidget::currentRowChanged, this, &MainWindow::NodeSelected);
connect(this->ntw, &nodeTableWidget::currentRowChanged, di, &DeviceInfo::NodeSelected);
connect(this->ntw, &nodeTableWidget::currentRowChanged, ni, &NodeStatus::NodeSelected);
this->ui->horizontalLayout_2->insertWidget(0, this->ntw);
this->ui->horizontalLayout_2->insertWidget(1, di);
this->ui->scrollArea_2->setWidget(ni);
Value_Delegate *delegate = new Value_Delegate(this);
this->ui->val_user_tbl->setItemDelegateForColumn(QTOZW_ValueIds::ValueIdColumns::Value, delegate);
this->ui->val_user_tbl->setSelectionBehavior(QAbstractItemView::SelectRows);
this->ui->val_user_tbl->verticalHeader()->hide();
this->ui->val_user_tbl->setSelectionMode(QAbstractItemView::SingleSelection);
this->ui->val_user_tbl->setSortingEnabled(true);
this->ui->val_user_tbl->horizontalHeader()->setSectionsMovable(true);
// this->ui->val_user_tbl->horizontalHeader()->setSectionResizeMode(QHeaderView::ResizeToContents);
// this->ui->val_user_tbl->verticalHeader()->setSectionResizeMode(QHeaderView::ResizeToContents);
this->ui->val_user_tbl->resizeColumnsToContents();
this->ui->val_config_tbl->setItemDelegateForColumn(QTOZW_ValueIds::ValueIdColumns::Value, delegate);
this->ui->val_config_tbl->setSelectionBehavior(QAbstractItemView::SelectRows);
this->ui->val_config_tbl->horizontalHeader()->setStretchLastSection(true);
this->ui->val_config_tbl->verticalHeader()->hide();
this->ui->val_config_tbl->setSelectionMode(QAbstractItemView::SingleSelection);
this->ui->val_config_tbl->setSortingEnabled(true);
this->ui->val_config_tbl->horizontalHeader()->setSectionsMovable(true);
// this->ui->val_config_tbl->horizontalHeader()->setSectionResizeMode(QHeaderView::ResizeToContents);
// this->ui->val_config_tbl->verticalHeader()->setSectionResizeMode(QHeaderView::ResizeToContents);
this->ui->val_config_tbl->resizeColumnsToContents();
this->ui->val_system_tbl->setItemDelegateForColumn(QTOZW_ValueIds::ValueIdColumns::Value, delegate);
this->ui->val_system_tbl->setSelectionBehavior(QAbstractItemView::SelectRows);
this->ui->val_system_tbl->verticalHeader()->hide();
this->ui->val_system_tbl->setSelectionMode(QAbstractItemView::SingleSelection);
this->ui->val_system_tbl->setSortingEnabled(true);
this->ui->val_system_tbl->horizontalHeader()->setSectionsMovable(true);
// this->ui->val_system_tbl->horizontalHeader()->setSectionResizeMode(QHeaderView::ResizeToContents);
// this->ui->val_system_tbl->verticalHeader()->setSectionResizeMode(QHeaderView::ResizeToContents);
this->ui->val_system_tbl->resizeColumnsToContents();
ads::CDockWidget* NodeListDW = new ads::CDockWidget("Node List");
NodeListDW->setWidget(this->ntw);
this->m_DockManager->addDockWidget(ads::LeftDockWidgetArea, NodeListDW);
ads::CDockWidget* DeviceInfoDW = new ads::CDockWidget("Node Info");
DeviceInfoDW->setWidget(di);
auto RightDockWidget = this->m_DockManager->addDockWidget(ads::RightDockWidgetArea, DeviceInfoDW);
ads::CDockWidget* DeviceStatusDW = new ads::CDockWidget("Node Status");
DeviceStatusDW->setWidget(ni);
this->m_DockManager->addDockWidget(ads::CenterDockWidgetArea, DeviceStatusDW, RightDockWidget);
@ -231,62 +206,6 @@ void MainWindow::QTOZW_Ready() {
settings.endGroup();
this->ntw->setModel(this->m_qtozwmanager->getNodeModel());
QTOZW_proxyValueModel *userList = new QTOZW_proxyValueModel(this);
userList->setSourceModel(this->m_qtozwmanager->getValueModel());
userList->setFilterGenre(QTOZW_ValueIds::ValueIdGenres::User);
userList->setSelectionModel(this->ntw->selectionModel());
this->ui->val_user_tbl->setModel(userList);
for (int i = 0; i <= QTOZW_ValueIds::ValueIdColumns::ValueIdCount; i++) {
switch (i) {
case QTOZW_ValueIds::ValueIdColumns::Label:
case QTOZW_ValueIds::ValueIdColumns::Value:
case QTOZW_ValueIds::ValueIdColumns::Instance:
case QTOZW_ValueIds::ValueIdColumns::Help:
break;
default:
this->ui->val_user_tbl->horizontalHeader()->hideSection(i);
}
}
QTOZW_proxyValueModel *configList = new QTOZW_proxyValueModel(this);
configList->setSourceModel(this->m_qtozwmanager->getValueModel());
configList->setFilterGenre(QTOZW_ValueIds::ValueIdGenres::Config);
configList->setSelectionModel(this->ntw->selectionModel());
this->ui->val_config_tbl->setModel(configList);
for (int i = 0; i <= QTOZW_ValueIds::ValueIdColumns::ValueIdCount; i++) {
switch (i) {
case QTOZW_ValueIds::ValueIdColumns::Label:
case QTOZW_ValueIds::ValueIdColumns::Value:
case QTOZW_ValueIds::ValueIdColumns::Help:
break;
default:
this->ui->val_config_tbl->horizontalHeader()->hideSection(i);
}
}
QTOZW_proxyValueModel *systemList = new QTOZW_proxyValueModel(this);
systemList->setSourceModel(this->m_qtozwmanager->getValueModel());
systemList->setFilterGenre(QTOZW_ValueIds::ValueIdGenres::System);
systemList->setSelectionModel(this->ntw->selectionModel());
this->ui->val_system_tbl->setModel(systemList);
for (int i = 0; i <= QTOZW_ValueIds::ValueIdColumns::ValueIdCount; i++) {
switch (i) {
case QTOZW_ValueIds::ValueIdColumns::Label:
case QTOZW_ValueIds::ValueIdColumns::Value:
case QTOZW_ValueIds::ValueIdColumns::Instance:
case QTOZW_ValueIds::ValueIdColumns::Help:
break;
default:
this->ui->val_system_tbl->horizontalHeader()->hideSection(i);
}
}
}
void MainWindow::OpenConnection() {
@ -348,7 +267,6 @@ void MainWindow::resizeColumns() {
}
#include "nodeflagswidget.h"
void MainWindow::NodeSelected(QModelIndex current,QModelIndex previous) {
Q_UNUSED(previous);

3
ozwadmin-main/mainwindow.h
View file

@ -27,6 +27,7 @@
#include <qt-openzwave/qtopenzwave.h>
#include <qt-openzwave/qtozwmanager.h>
#include "qt-ads/DockManager.h"
#include "logwindow.h"
#include "statusbarmessages.h"
#include "nodetablewidget.h"
@ -67,7 +68,7 @@ private:
LogWindow m_logWindow;
QDir m_configpath;
QDir m_userpath;
ads::CDockManager* m_DockManager;
};
#endif // MAINWINDOW_H

232
ozwadmin-main/mainwindow.ui
View file

@ -20,235 +20,7 @@
<verstretch>0</verstretch>
</sizepolicy>
</property>
<layout class="QVBoxLayout" name="verticalLayout">
<item>
<layout class="QHBoxLayout" name="horizontalLayout_2"/>
</item>
<item>
<widget class="QTabWidget" name="NodePane">
<property name="currentIndex">
<number>0</number>
</property>
<widget class="QWidget" name="n_status">
<attribute name="title">
<string>Node Status</string>
</attribute>
<layout class="QVBoxLayout" name="verticalLayout_4">
<item>
<widget class="QScrollArea" name="scrollArea_2">
<property name="widgetResizable">
<bool>true</bool>
</property>
</widget>
</item>
</layout>
</widget>
<widget class="QWidget" name="n_values">
<attribute name="title">
<string>Node Values</string>
</attribute>
<layout class="QVBoxLayout" name="verticalLayout_6">
<item>
<widget class="QScrollArea" name="scrollArea_3">
<property name="widgetResizable">
<bool>true</bool>
</property>
<widget class="QWidget" name="scrollAreaWidgetContents_3">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>980</width>
<height>664</height>
</rect>
</property>
<layout class="QVBoxLayout" name="verticalLayout_12">
<item>
<widget class="QToolBox" name="Values">
<property name="currentIndex">
<number>0</number>
</property>
<widget class="QWidget" name="genre_user">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>962</width>
<height>592</height>
</rect>
</property>
<attribute name="label">
<string>User</string>
</attribute>
<layout class="QHBoxLayout" name="horizontalLayout_3">
<property name="leftMargin">
<number>0</number>
</property>
<property name="topMargin">
<number>0</number>
</property>
<property name="rightMargin">
<number>0</number>
</property>
<property name="bottomMargin">
<number>0</number>
</property>
<item>
<widget class="QTableView" name="val_user_tbl">
<property name="gridStyle">
<enum>Qt::NoPen</enum>
</property>
<attribute name="horizontalHeaderStretchLastSection">
<bool>true</bool>
</attribute>
</widget>
</item>
</layout>
</widget>
<widget class="QWidget" name="genre_system">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>98</width>
<height>71</height>
</rect>
</property>
<attribute name="label">
<string>System</string>
</attribute>
<layout class="QVBoxLayout" name="verticalLayout_11">
<property name="leftMargin">
<number>0</number>
</property>
<property name="topMargin">
<number>0</number>
</property>
<property name="rightMargin">
<number>0</number>
</property>
<property name="bottomMargin">
<number>0</number>
</property>
<item>
<widget class="QTableView" name="val_system_tbl">
<attribute name="horizontalHeaderStretchLastSection">
<bool>true</bool>
</attribute>
</widget>
</item>
</layout>
</widget>
</widget>
</item>
</layout>
</widget>
</widget>
</item>
</layout>
</widget>
<widget class="QWidget" name="n_conf">
<attribute name="title">
<string>Node Configuration</string>
</attribute>
<layout class="QHBoxLayout" name="horizontalLayout">
<item>
<widget class="QScrollArea" name="scrollArea_4">
<property name="widgetResizable">
<bool>true</bool>
</property>
<widget class="QWidget" name="scrollAreaWidgetContents_4">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>980</width>
<height>664</height>
</rect>
</property>
<layout class="QVBoxLayout" name="verticalLayout_7">
<item>
<widget class="QGroupBox" name="groupBox_7">
<property name="title">
<string>Configuration Values</string>
</property>
<layout class="QVBoxLayout" name="verticalLayout_13">
<property name="leftMargin">
<number>0</number>
</property>
<property name="topMargin">
<number>0</number>
</property>
<property name="rightMargin">
<number>0</number>
</property>
<property name="bottomMargin">
<number>0</number>
</property>
<item>
<widget class="QTableView" name="val_config_tbl">
<attribute name="verticalHeaderStretchLastSection">
<bool>true</bool>
</attribute>
</widget>
</item>
</layout>
</widget>
</item>
</layout>
</widget>
</widget>
</item>
</layout>
</widget>
<widget class="QWidget" name="n_groups">
<attribute name="title">
<string>Associations</string>
</attribute>
<layout class="QVBoxLayout" name="verticalLayout_8">
<item>
<widget class="QScrollArea" name="scrollArea_5">
<property name="widgetResizable">
<bool>true</bool>
</property>
<widget class="QWidget" name="groupsa">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>980</width>
<height>664</height>
</rect>
</property>
<layout class="QVBoxLayout" name="verticalLayout_9">
<item>
<widget class="QGroupBox" name="groupBox_5">
<property name="title">
<string>Assoication Info</string>
</property>
<layout class="QFormLayout" name="formLayout_3">
<item row="0" column="0">
<widget class="QLabel" name="label_22">
<property name="text">
<string>Max Groups</string>
</property>
</widget>
</item>
<item row="0" column="1">
<widget class="QLineEdit" name="a_maxgroups"/>
</item>
</layout>
</widget>
</item>
</layout>
</widget>
</widget>
</item>
</layout>
</widget>
</widget>
</item>
</layout>
<layout class="QVBoxLayout" name="verticalLayout"/>
</widget>
<widget class="QMenuBar" name="menuBar">
<property name="geometry">
@ -256,7 +28,7 @@
<x>0</x>
<y>0</y>
<width>1024</width>
<height>21</height>
<height>22</height>
</rect>
</property>
<widget class="QMenu" name="menuFile">

6
ozwadmin-main/ozwadmin-main.pro
View file

@ -21,7 +21,8 @@ SOURCES += main.cpp\
startup.cpp \
startupprogress.cpp \
statusbarmessages.cpp \
util.cpp
util.cpp \
valuetable.cpp
HEADERS += mainwindow.h \
configuration.h \
@ -33,7 +34,8 @@ HEADERS += mainwindow.h \
startup.h \
startupprogress.h \
statusbarmessages.h \
util.h \
util.h \ \
valuetable.h
FORMS += mainwindow.ui \
configuration.ui \

47
ozwadmin-main/valuetable.cpp Normal file
View file

@ -0,0 +1,47 @@
#include <QHeaderView>
#include <qt-openzwave/qtopenzwave.h>
#include <qt-openzwave/qtozwmanager.h>
#include "valuetable.h"
#include "value_delegate.h"
ValueTable::ValueTable(QTOZW_ValueIds::ValueIdGenres genre, QWidget *parent) :
QTableView(parent)
{
Value_Delegate *delegate = new Value_Delegate(this);
this->m_genre = genre;
this->m_proxyModel = new QTOZW_proxyValueModel(this);
this->m_proxyModel->setFilterGenre(this->m_genre);
this->setItemDelegateForColumn(QTOZW_ValueIds::ValueIdColumns::Value, delegate);
this->setSelectionBehavior(QAbstractItemView::SelectRows);
this->verticalHeader()->hide();
this->setSelectionMode(QAbstractItemView::SingleSelection);
this->setSortingEnabled(true);
this->horizontalHeader()->setSectionsMovable(true);
// this->horizontalHeader()->setSectionResizeMode(QHeaderView::ResizeToContents);
// this->verticalHeader()->setSectionResizeMode(QHeaderView::ResizeToContents);
this->resizeColumnsToContents();
}
void ValueTable::setModel(QAbstractItemModel *model, QItemSelectionModel *selectionModel)
{
this->m_proxyModel->setSourceModel(model);
this->m_proxyModel->setSelectionModel(selectionModel);
QTableView::setModel(this->m_proxyModel);
for (int i = 0; i <= QTOZW_ValueIds::ValueIdColumns::ValueIdCount; i++) {
switch (i) {
case QTOZW_ValueIds::ValueIdColumns::Label:
case QTOZW_ValueIds::ValueIdColumns::Value:
case QTOZW_ValueIds::ValueIdColumns::Instance:
case QTOZW_ValueIds::ValueIdColumns::Help:
break;
default:
this->horizontalHeader()->hideSection(i);
}
}
}

19
ozwadmin-main/valuetable.h Normal file
View file

@ -0,0 +1,19 @@
#ifndef VALUETABLE_H
#define VALUETABLE_H
#include <QTableView>
#include <qt-openzwave/qtozwproxymodels.h>
class ValueTable : public QTableView
{
public:
ValueTable(QTOZW_ValueIds::ValueIdGenres genre, QWidget *parent = nullptr);
void setModel(QAbstractItemModel *model, QItemSelectionModel *selectionModel);
private:
QTOZW_proxyValueModel *m_proxyModel;
QTOZW_ValueIds::ValueIdGenres m_genre;
};
#endif // VALUETABLE_H

51
ozwadmin-widgets/ozwadmin-widgets.pro
View file

@ -23,7 +23,24 @@ SOURCES += widgets.cpp \
propertybrowser/qtpropertymanager.cpp \
propertybrowser/qttreepropertybrowser.cpp \
propertybrowser/qtvariantproperty.cpp \
value_delegate.cpp
value_delegate.cpp \
qt-ads/ads_globals.cpp \
qt-ads/DockAreaWidget.cpp \
qt-ads/DockAreaTabBar.cpp \
qt-ads/DockContainerWidget.cpp \
qt-ads/DockManager.cpp \
qt-ads/DockWidget.cpp \
qt-ads/DockingStateReader.cpp \
qt-ads/DockWidgetTab.cpp \
qt-ads/FloatingDockContainer.cpp \
qt-ads/FloatingDragPreview.cpp \
qt-ads/DockOverlay.cpp \
qt-ads/DockSplitter.cpp \
qt-ads/DockAreaTitleBar.cpp \
qt-ads/ElidingLabel.cpp \
qt-ads/IconProvider.cpp \
qt-ads/DockComponentsFactory.cpp
HEADERS += widgets.h \
bitsetwidget.h \
@ -37,7 +54,32 @@ HEADERS += widgets.h \
propertybrowser/qtpropertymanager.h \
propertybrowser/qttreepropertybrowser.h \
propertybrowser/qtvariantproperty.h \
value_delegate.h
value_delegate.h \
qt-ads/ads_globals.h \
qt-ads/DockAreaWidget.h \
qt-ads/DockAreaTabBar.h \
qt-ads/DockContainerWidget.h \
qt-ads/DockManager.h \
qt-ads/DockWidget.h \
qt-ads/DockWidgetTab.h \
qt-ads/DockingStateReader.h \
qt-ads/FloatingDockContainer.h \
qt-ads/FloatingDragPreview.h \
qt-ads/DockOverlay.h \
qt-ads/DockSplitter.h \
qt-ads/DockAreaTitleBar.h \
qt-ads/ElidingLabel.h \
qt-ads/IconProvider.h \
qt-ads/DockComponentsFactory.h
unix {
HEADERS += qt-ads/linux/FloatingWidgetTitleBar.h
SOURCES += qt-ads/linux/FloatingWidgetTitleBar.cpp
}
FORMS += HelpEditorDlg.ui \
ListDialog.ui \
@ -46,7 +88,7 @@ FORMS += HelpEditorDlg.ui \
include(../ozw-admin.pri)
INCLUDEPATH += ../devicedb-lib ../ozwadmin-main
INCLUDEPATH += ../devicedb-lib ../ozwadmin-main qt-ads
macx: {
@ -58,7 +100,8 @@ macx: {
}
RESOURCES += \
propertybrowser/qtpropertybrowser.qrc
propertybrowser/qtpropertybrowser.qrc \
qt-ads/ads.qrc
#DISTFILES += \
# propertybrowser/images/cursor-arrow.png \

494
ozwadmin-widgets/qt-ads/DockAreaTabBar.cpp Normal file
View file

@ -0,0 +1,494 @@
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockAreaTabBar.cpp
/// \author Uwe Kindler
/// \date 24.08.2018
/// \brief Implementation of CDockAreaTabBar class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <FloatingDragPreview.h>
#include "DockAreaTabBar.h"
#include <QMouseEvent>
#include <QScrollBar>
#include <QDebug>
#include <QBoxLayout>
#include <QApplication>
#include <QtGlobal>
#include "FloatingDockContainer.h"
#include "DockAreaWidget.h"
#include "DockOverlay.h"
#include "DockManager.h"
#include "DockWidget.h"
#include "DockWidgetTab.h"
#include <iostream>
namespace ads
{
/**
* Private data class of CDockAreaTabBar class (pimpl)
*/
struct DockAreaTabBarPrivate
{
CDockAreaTabBar* _this;
CDockAreaWidget* DockArea;
QWidget* TabsContainerWidget;
QBoxLayout* TabsLayout;
int CurrentIndex = -1;
/**
* Private data constructor
*/
DockAreaTabBarPrivate(CDockAreaTabBar* _public);
/**
* Update tabs after current index changed or when tabs are removed.
* The function reassigns the stylesheet to update the tabs
*/
void updateTabs();
/**
* Convenience function to access first tab
*/
CDockWidgetTab* firstTab() const {return _this->tab(0);}
/**
* Convenience function to access last tab
*/
CDockWidgetTab* lastTab() const {return _this->tab(_this->count() - 1);}
};
// struct DockAreaTabBarPrivate
//============================================================================
DockAreaTabBarPrivate::DockAreaTabBarPrivate(CDockAreaTabBar* _public) :
_this(_public)
{
}
//============================================================================
void DockAreaTabBarPrivate::updateTabs()
{
// Set active TAB and update all other tabs to be inactive
for (int i = 0; i < _this->count(); ++i)
{
auto TabWidget = _this->tab(i);
if (!TabWidget)
{
continue;
}
if (i == CurrentIndex)
{
TabWidget->show();
TabWidget->setActiveTab(true);
_this->ensureWidgetVisible(TabWidget);
}
else
{
TabWidget->setActiveTab(false);
}
}
}
//============================================================================
CDockAreaTabBar::CDockAreaTabBar(CDockAreaWidget* parent) :
QScrollArea(parent),
d(new DockAreaTabBarPrivate(this))
{
d->DockArea = parent;
setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
setFrameStyle(QFrame::NoFrame);
setWidgetResizable(true);
setVerticalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
d->TabsContainerWidget = new QWidget();
d->TabsContainerWidget->setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Preferred);
d->TabsContainerWidget->setObjectName("tabsContainerWidget");
d->TabsLayout = new QBoxLayout(QBoxLayout::LeftToRight);
d->TabsLayout->setContentsMargins(0, 0, 0, 0);
d->TabsLayout->setSpacing(0);
d->TabsLayout->addStretch(1);
d->TabsContainerWidget->setLayout(d->TabsLayout);
setWidget(d->TabsContainerWidget);
}
//============================================================================
CDockAreaTabBar::~CDockAreaTabBar()
{
delete d;
}
//============================================================================
void CDockAreaTabBar::wheelEvent(QWheelEvent* Event)
{
Event->accept();
const int direction = Event->angleDelta().y();
if (direction < 0)
{
horizontalScrollBar()->setValue(horizontalScrollBar()->value() + 20);
}
else
{
horizontalScrollBar()->setValue(horizontalScrollBar()->value() - 20);
}
}
//============================================================================
void CDockAreaTabBar::setCurrentIndex(int index)
{
if (index == d->CurrentIndex)
{
return;
}
if (index < -1 || index > (count() - 1))
{
qWarning() << Q_FUNC_INFO << "Invalid index" << index;
return;
}
emit currentChanging(index);
d->CurrentIndex = index;
d->updateTabs();
updateGeometry();
emit currentChanged(index);
}
//============================================================================
int CDockAreaTabBar::count() const
{
// The tab bar contains a stretch item as last item
return d->TabsLayout->count() - 1;
}
//===========================================================================
void CDockAreaTabBar::insertTab(int Index, CDockWidgetTab* Tab)
{
d->TabsLayout->insertWidget(Index, Tab);
connect(Tab, SIGNAL(clicked()), this, SLOT(onTabClicked()));
connect(Tab, SIGNAL(closeRequested()), this, SLOT(onTabCloseRequested()));
connect(Tab, SIGNAL(closeOtherTabsRequested()), this, SLOT(onCloseOtherTabsRequested()));
connect(Tab, SIGNAL(moved(const QPoint&)), this, SLOT(onTabWidgetMoved(const QPoint&)));
connect(Tab, SIGNAL(elidedChanged(bool)), this, SIGNAL(elidedChanged(bool)));
Tab->installEventFilter(this);
emit tabInserted(Index);
if (Index <= d->CurrentIndex || d->CurrentIndex == -1)
{
setCurrentIndex(d->CurrentIndex + 1);
}
updateGeometry();
}
//===========================================================================
void CDockAreaTabBar::removeTab(CDockWidgetTab* Tab)
{
if (!count())
{
return;
}
ADS_PRINT("CDockAreaTabBar::removeTab ");
int NewCurrentIndex = currentIndex();
int RemoveIndex = d->TabsLayout->indexOf(Tab);
if (count() == 1)
{
NewCurrentIndex = -1;
}
if (NewCurrentIndex > RemoveIndex)
{
NewCurrentIndex--;
}
else if (NewCurrentIndex == RemoveIndex)
{
NewCurrentIndex = -1;
// First we walk to the right to search for the next visible tab
for (int i = (RemoveIndex + 1); i < count(); ++i)
{
if (tab(i)->isVisibleTo(this))
{
NewCurrentIndex = i - 1;
break;
}
}
// If there is no visible tab right to this tab then we walk to
// the left to find a visible tab
if (NewCurrentIndex < 0)
{
for (int i = (RemoveIndex - 1); i >= 0; --i)
{
if (tab(i)->isVisibleTo(this))
{
NewCurrentIndex = i;
break;
}
}
}
}
emit removingTab(RemoveIndex);
d->TabsLayout->removeWidget(Tab);
Tab->disconnect(this);
Tab->removeEventFilter(this);
ADS_PRINT("NewCurrentIndex " << NewCurrentIndex);
if (NewCurrentIndex != d->CurrentIndex)
{
setCurrentIndex(NewCurrentIndex);
}
else
{
d->updateTabs();
}
updateGeometry();
}
//===========================================================================
int CDockAreaTabBar::currentIndex() const
{
return d->CurrentIndex;
}
//===========================================================================
CDockWidgetTab* CDockAreaTabBar::currentTab() const
{
if (d->CurrentIndex < 0)
{
return nullptr;
}
else
{
return qobject_cast<CDockWidgetTab*>(d->TabsLayout->itemAt(d->CurrentIndex)->widget());
}
}
//===========================================================================
void CDockAreaTabBar::onTabClicked()
{
CDockWidgetTab* Tab = qobject_cast<CDockWidgetTab*>(sender());
if (!Tab)
{
return;
}
int index = d->TabsLayout->indexOf(Tab);
if (index < 0)
{
return;
}
setCurrentIndex(index);
emit tabBarClicked(index);
}
//===========================================================================
void CDockAreaTabBar::onTabCloseRequested()
{
CDockWidgetTab* Tab = qobject_cast<CDockWidgetTab*>(sender());
int Index = d->TabsLayout->indexOf(Tab);
closeTab(Index);
}
//===========================================================================
void CDockAreaTabBar::onCloseOtherTabsRequested()
{
auto Sender = qobject_cast<CDockWidgetTab*>(sender());
for (int i = 0; i < count(); ++i)
{
auto Tab = tab(i);
if (Tab->isClosable() && !Tab->isHidden() && Tab != Sender)
{
// If the dock widget is deleted with the closeTab() call, its tab
// it will no longer be in the layout, and thus the index needs to
// be updated to not skip any tabs
int Offset = Tab->dockWidget()->features().testFlag(
CDockWidget::DockWidgetDeleteOnClose) ? 1 : 0;
closeTab(i);
// If the the dock widget blocks closing, i.e. if the flag
// CustomCloseHandling is set, and the dock widget is still open,
// then we do not need to correct the index
if (Tab->dockWidget()->isClosed())
{
i -= Offset;
}
}
}
}
//===========================================================================
CDockWidgetTab* CDockAreaTabBar::tab(int Index) const
{
if (Index >= count() || Index < 0)
{
return nullptr;
}
return qobject_cast<CDockWidgetTab*>(d->TabsLayout->itemAt(Index)->widget());
}
//===========================================================================
void CDockAreaTabBar::onTabWidgetMoved(const QPoint& GlobalPos)
{
CDockWidgetTab* MovingTab = qobject_cast<CDockWidgetTab*>(sender());
if (!MovingTab)
{
return;
}
int fromIndex = d->TabsLayout->indexOf(MovingTab);
auto MousePos = mapFromGlobal(GlobalPos);
MousePos.rx() = qMax(d->firstTab()->geometry().left(), MousePos.x());
MousePos.rx() = qMin(d->lastTab()->geometry().right(), MousePos.x());
int toIndex = -1;
// Find tab under mouse
for (int i = 0; i < count(); ++i)
{
CDockWidgetTab* DropTab = tab(i);
if (DropTab == MovingTab || !DropTab->isVisibleTo(this)
|| !DropTab->geometry().contains(MousePos))
{
continue;
}
toIndex = d->TabsLayout->indexOf(DropTab);
if (toIndex == fromIndex)
{
toIndex = -1;
}
break;
}
if (toIndex > -1)
{
d->TabsLayout->removeWidget(MovingTab);
d->TabsLayout->insertWidget(toIndex, MovingTab);
ADS_PRINT("tabMoved from " << fromIndex << " to " << toIndex);
emit tabMoved(fromIndex, toIndex);
setCurrentIndex(toIndex);
}
else
{
// Ensure that the moved tab is reset to its start position
d->TabsLayout->update();
}
}
//===========================================================================
void CDockAreaTabBar::closeTab(int Index)
{
if (Index < 0 || Index >= count())
{
return;
}
auto Tab = tab(Index);
if (Tab->isHidden())
{
return;
}
emit tabCloseRequested(Index);
}
//===========================================================================
bool CDockAreaTabBar::eventFilter(QObject *watched, QEvent *event)
{
bool Result = Super::eventFilter(watched, event);
CDockWidgetTab* Tab = qobject_cast<CDockWidgetTab*>(watched);
if (!Tab)
{
return Result;
}
switch (event->type())
{
case QEvent::Hide:
emit tabClosed(d->TabsLayout->indexOf(Tab));
updateGeometry();
break;
case QEvent::Show:
emit tabOpened(d->TabsLayout->indexOf(Tab));
updateGeometry();
break;
default:
break;
}
return Result;
}
//===========================================================================
bool CDockAreaTabBar::isTabOpen(int Index) const
{
if (Index < 0 || Index >= count())
{
return false;
}
return !tab(Index)->isHidden();
}
//===========================================================================
QSize CDockAreaTabBar::minimumSizeHint() const
{
QSize Size = sizeHint();
Size.setWidth(10);
return Size;
}
//===========================================================================
QSize CDockAreaTabBar::sizeHint() const
{
return d->TabsContainerWidget->sizeHint();
}
} // namespace ads
//---------------------------------------------------------------------------
// EOF DockAreaTabBar.cpp

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#ifndef DockAreaTabBarH
#define DockAreaTabBarH
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockAreaTabBar.h
/// \author Uwe Kindler
/// \date 24.08.2018
/// \brief Declaration of CDockAreaTabBar class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QScrollArea>
#include "ads_globals.h"
namespace ads
{
class CDockAreaWidget;
class CDockWidgetTab;
struct DockAreaTabBarPrivate;
class CDockAreaTitleBar;
class CFloatingDockContainer;
class IFloatingWidget;
/**
* Custom tabbar implementation for tab area that is shown on top of a
* dock area widget.
* The tabbar displays the tab widgets of the contained dock widgets.
* We cannot use QTabBar here because it does a lot of fancy animations
* that will crash the application if a tab is removed while the animation
* has not finished. And we need to remove a tab, if the user drags a
* a dock widget out of a group of tabbed widgets
*/
class ADS_EXPORT CDockAreaTabBar : public QScrollArea
{
Q_OBJECT
private:
DockAreaTabBarPrivate* d; ///< private data (pimpl)
friend struct DockAreaTabBarPrivate;
friend class CDockAreaTitleBar;
private slots:
void onTabClicked();
void onTabCloseRequested();
void onCloseOtherTabsRequested();
void onTabWidgetMoved(const QPoint& GlobalPos);
protected:
virtual void wheelEvent(QWheelEvent* Event) override;
public:
using Super = QScrollArea;
/**
* Default Constructor
*/
CDockAreaTabBar(CDockAreaWidget* parent);
/**
* Virtual Destructor
*/
virtual ~CDockAreaTabBar();
/**
* Inserts the given dock widget tab at the given position.
* Inserting a new tab at an index less than or equal to the current index
* will increment the current index, but keep the current tab.
*/
void insertTab(int Index, CDockWidgetTab* Tab);
/**
* Removes the given DockWidgetTab from the tabbar
*/
void removeTab(CDockWidgetTab* Tab);
/**
* Returns the number of tabs in this tabbar
*/
int count() const;
/**
* Returns the current index or -1 if no tab is selected
*/
int currentIndex() const;
/**
* Returns the current tab or a nullptr if no tab is selected.
*/
CDockWidgetTab* currentTab() const;
/**
* Returns the tab with the given index
*/
CDockWidgetTab* tab(int Index) const;
/**
* Filters the tab widget events
*/
virtual bool eventFilter(QObject *watched, QEvent *event) override;
/**
* This function returns true if the tab is open, that means if it is
* visible to the user. If the function returns false, the tab is
* closed
*/
bool isTabOpen(int Index) const;
/**
* Overrides the minimumSizeHint() function of QScrollArea
* The minimumSizeHint() is bigger than the sizeHint () for the scroll
* area because even if the scrollbars are invisible, the required speace
* is reserved in the minimumSizeHint(). This override simply returns
* sizeHint();
*/
virtual QSize minimumSizeHint() const override;
/**
* The function provides a sizeHint that matches the height of the
* internal viewport.
*/
virtual QSize sizeHint() const override;
public slots:
/**
* This property sets the index of the tab bar's visible tab
*/
void setCurrentIndex(int Index);
/**
* This function will close the tab given in Index param.
* Closing a tab means, the tab will be hidden, it will not be removed
*/
void closeTab(int Index);
signals:
/**
* This signal is emitted when the tab bar's current tab is about to be changed. The new
* current has the given index, or -1 if there isn't a new one.
*/
void currentChanging(int Index);
/**
* This signal is emitted when the tab bar's current tab changes. The new
* current has the given index, or -1 if there isn't a new one
*/
void currentChanged(int Index);
/**
* This signal is emitted when user clicks on a tab
*/
void tabBarClicked(int index);
/**
* This signal is emitted when the close button on a tab is clicked.
* The index is the index that should be closed.
*/
void tabCloseRequested(int index);
/**
* This signal is emitted if a tab has been closed
*/
void tabClosed(int index);
/**
* This signal is emitted if a tab has been opened.
* A tab is opened if it has been made visible
*/
void tabOpened(int index);
/**
* This signal is emitted when the tab has moved the tab at index position
* from to index position to.
*/
void tabMoved(int from, int to);
/**
* This signal is emitted, just before the tab with the given index is
* removed
*/
void removingTab(int index);
/**
* This signal is emitted if a tab has been inserted
*/
void tabInserted(int index);
/**
* This signal is emitted when a tab title elide state has been changed
*/
void elidedChanged(bool elided);
}; // class CDockAreaTabBar
} // namespace ads
//-----------------------------------------------------------------------------
#endif // DockAreaTabBarH

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/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockAreaTitleBar.cpp
/// \author Uwe Kindler
/// \date 12.10.2018
/// \brief Implementation of CDockAreaTitleBar class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "DockAreaTitleBar.h"
#include <QPushButton>
#include <QToolButton>
#include <QBoxLayout>
#include <QStyle>
#include <QMenu>
#include <QScrollArea>
#include <QMouseEvent>
#include <QDebug>
#include <QPointer>
#include "ads_globals.h"
#include "FloatingDockContainer.h"
#include "FloatingDragPreview.h"
#include "DockAreaWidget.h"
#include "DockOverlay.h"
#include "DockManager.h"
#include "DockWidget.h"
#include "DockWidgetTab.h"
#include "DockAreaTabBar.h"
#include "IconProvider.h"
#include "DockComponentsFactory.h"
#include <iostream>
namespace ads
{
using tTitleBarButton = QToolButton;
/**
* Private data class of CDockAreaTitleBar class (pimpl)
*/
struct DockAreaTitleBarPrivate
{
CDockAreaTitleBar* _this;
QPointer<tTitleBarButton> TabsMenuButton;
QPointer<tTitleBarButton> UndockButton;
QPointer<tTitleBarButton> CloseButton;
QBoxLayout* Layout;
CDockAreaWidget* DockArea;
CDockAreaTabBar* TabBar;
bool MenuOutdated = true;
QMenu* TabsMenu;
QList<tTitleBarButton*> DockWidgetActionsButtons;
QPoint DragStartMousePos;
eDragState DragState = DraggingInactive;
IFloatingWidget* FloatingWidget = nullptr;
/**
* Private data constructor
*/
DockAreaTitleBarPrivate(CDockAreaTitleBar* _public);
/**
* Creates the title bar close and menu buttons
*/
void createButtons();
/**
* Creates the internal TabBar
*/
void createTabBar();
/**
* Convenience function for DockManager access
*/
CDockManager* dockManager() const
{
return DockArea->dockManager();
}
/**
* Returns true if the given config flag is set
*/
static bool testConfigFlag(CDockManager::eConfigFlag Flag)
{
return CDockManager::configFlags().testFlag(Flag);
}
/**
* Test function for current drag state
*/
bool isDraggingState(eDragState dragState) const
{
return this->DragState == dragState;
}
/**
* Starts floating
*/
void startFloating(const QPoint& Offset);
/**
* Makes the dock area floating
*/
IFloatingWidget* makeAreaFloating(const QPoint& Offset, eDragState DragState);
};// struct DockAreaTitleBarPrivate
/**
* Title bar button of a dock area that customizes tTitleBarButton appearance/behaviour
* according to various config flags such as:
* CDockManager::DockAreaHas_xxx_Button - if set to 'false' keeps the button always invisible
* CDockManager::DockAreaHideDisabledButtons - if set to 'true' hides button when it is disabled
*/
class CTitleBarButton : public tTitleBarButton
{
Q_OBJECT
bool Visible = true;
bool HideWhenDisabled = false;
public:
using Super = tTitleBarButton;
CTitleBarButton(bool visible = true, QWidget* parent = nullptr)
: tTitleBarButton(parent),
Visible(visible),
HideWhenDisabled(DockAreaTitleBarPrivate::testConfigFlag(CDockManager::DockAreaHideDisabledButtons))
{}
/**
* Adjust this visibility change request with our internal settings:
*/
virtual void setVisible(bool visible) override
{
// 'visible' can stay 'true' if and only if this button is configured to generaly visible:
visible = visible && this->Visible;
// 'visible' can stay 'true' unless: this button is configured to be invisible when it is disabled and it is currently disabled:
if(visible && HideWhenDisabled)
{
visible = isEnabled();
}
Super::setVisible(visible);
}
protected:
/**
* Handle EnabledChanged signal to set button invisible if the configured
*/
bool event(QEvent *ev) override
{
if(QEvent::EnabledChange == ev->type() && HideWhenDisabled)
{
// force setVisible() call
// Calling setVisible() directly here doesn't work well when button is expected to be shown first time
QMetaObject::invokeMethod(this, "setVisible", Qt::QueuedConnection, Q_ARG(bool, isEnabled()));
}
return Super::event(ev);
}
};
/**
* This spacer widget is here because of the following problem.
* The dock area title bar handles mouse dragging and moving the floating widget.
* The problem is, that if the title bar becomes invisible, i.e. if the dock
* area contains only one single dock widget and the dock area is moved
* into a floating widget, then mouse events are not handled anymore and dragging
* of the floating widget stops.
*/
class CSpacerWidget : public QWidget
{
Q_OBJECT
public:
using Super = QWidget;
CSpacerWidget(QWidget* Parent = 0)
: Super(Parent)
{
setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Expanding);
setStyleSheet("border: none; background: none;");
}
virtual QSize sizeHint() const override {return QSize(0, 0);}
virtual QSize minimumSizeHint() const override {return QSize(0, 0);}
};
//============================================================================
DockAreaTitleBarPrivate::DockAreaTitleBarPrivate(CDockAreaTitleBar* _public) :
_this(_public)
{
}
//============================================================================
void DockAreaTitleBarPrivate::createButtons()
{
QSizePolicy ButtonSizePolicy(QSizePolicy::Fixed, QSizePolicy::Expanding);
// Tabs menu button
TabsMenuButton = new CTitleBarButton(testConfigFlag(CDockManager::DockAreaHasTabsMenuButton));
TabsMenuButton->setObjectName("tabsMenuButton");
TabsMenuButton->setAutoRaise(true);
TabsMenuButton->setPopupMode(QToolButton::InstantPopup);
internal::setButtonIcon(TabsMenuButton, QStyle::SP_TitleBarUnshadeButton, ads::DockAreaMenuIcon);
QMenu* TabsMenu = new QMenu(TabsMenuButton);
#ifndef QT_NO_TOOLTIP
TabsMenu->setToolTipsVisible(true);
#endif
_this->connect(TabsMenu, SIGNAL(aboutToShow()), SLOT(onTabsMenuAboutToShow()));
TabsMenuButton->setMenu(TabsMenu);
internal::setToolTip(TabsMenuButton, QObject::tr("List All Tabs"));
TabsMenuButton->setSizePolicy(ButtonSizePolicy);
Layout->addWidget(TabsMenuButton, 0);
_this->connect(TabsMenuButton->menu(), SIGNAL(triggered(QAction*)),
SLOT(onTabsMenuActionTriggered(QAction*)));
// Undock button
UndockButton = new CTitleBarButton(testConfigFlag(CDockManager::DockAreaHasUndockButton));
UndockButton->setObjectName("undockButton");
UndockButton->setAutoRaise(true);
internal::setToolTip(UndockButton, QObject::tr("Detach Group"));
internal::setButtonIcon(UndockButton, QStyle::SP_TitleBarNormalButton, ads::DockAreaUndockIcon);
UndockButton->setSizePolicy(ButtonSizePolicy);
Layout->addWidget(UndockButton, 0);
_this->connect(UndockButton, SIGNAL(clicked()), SLOT(onUndockButtonClicked()));
// Close button
CloseButton = new CTitleBarButton(testConfigFlag(CDockManager::DockAreaHasCloseButton));
CloseButton->setObjectName("closeButton");
CloseButton->setAutoRaise(true);
internal::setButtonIcon(CloseButton, QStyle::SP_TitleBarCloseButton, ads::DockAreaCloseIcon);
if (testConfigFlag(CDockManager::DockAreaCloseButtonClosesTab))
{
internal::setToolTip(CloseButton, QObject::tr("Close Active Tab"));
}
else
{
internal::setToolTip(CloseButton, QObject::tr("Close Group"));
}
CloseButton->setSizePolicy(ButtonSizePolicy);
CloseButton->setIconSize(QSize(16, 16));
Layout->addWidget(CloseButton, 0);
_this->connect(CloseButton, SIGNAL(clicked()), SLOT(onCloseButtonClicked()));
}
//============================================================================
void DockAreaTitleBarPrivate::createTabBar()
{
TabBar = componentsFactory()->createDockAreaTabBar(DockArea);
TabBar->setSizePolicy(QSizePolicy::Maximum, QSizePolicy::Preferred);
Layout->addWidget(TabBar);
_this->connect(TabBar, SIGNAL(tabClosed(int)), SLOT(markTabsMenuOutdated()));
_this->connect(TabBar, SIGNAL(tabOpened(int)), SLOT(markTabsMenuOutdated()));
_this->connect(TabBar, SIGNAL(tabInserted(int)), SLOT(markTabsMenuOutdated()));
_this->connect(TabBar, SIGNAL(removingTab(int)), SLOT(markTabsMenuOutdated()));
_this->connect(TabBar, SIGNAL(tabMoved(int, int)), SLOT(markTabsMenuOutdated()));
_this->connect(TabBar, SIGNAL(currentChanged(int)), SLOT(onCurrentTabChanged(int)));
_this->connect(TabBar, SIGNAL(tabBarClicked(int)), SIGNAL(tabBarClicked(int)));
_this->connect(TabBar, SIGNAL(elidedChanged(bool)), SLOT(markTabsMenuOutdated()));
}
//============================================================================
IFloatingWidget* DockAreaTitleBarPrivate::makeAreaFloating(const QPoint& Offset, eDragState DragState)
{
QSize Size = DockArea->size();
this->DragState = DragState;
bool OpaqueUndocking = CDockManager::configFlags().testFlag(CDockManager::OpaqueUndocking) ||
(DraggingFloatingWidget != DragState);
CFloatingDockContainer* FloatingDockContainer = nullptr;
IFloatingWidget* FloatingWidget;
if (OpaqueUndocking)
{
FloatingWidget = FloatingDockContainer = new CFloatingDockContainer(DockArea);
}
else
{
auto w = new CFloatingDragPreview(DockArea);
QObject::connect(w, &CFloatingDragPreview::draggingCanceled, [=]()
{
this->DragState = DraggingInactive;
});
FloatingWidget = w;
}
FloatingWidget->startFloating(Offset, Size, DragState, nullptr);
if (FloatingDockContainer)
{
auto TopLevelDockWidget = FloatingDockContainer->topLevelDockWidget();
if (TopLevelDockWidget)
{
TopLevelDockWidget->emitTopLevelChanged(true);
}
}
return FloatingWidget;
}
//============================================================================
void DockAreaTitleBarPrivate::startFloating(const QPoint& Offset)
{
FloatingWidget = makeAreaFloating(Offset, DraggingFloatingWidget);
}
//============================================================================
CDockAreaTitleBar::CDockAreaTitleBar(CDockAreaWidget* parent) :
QFrame(parent),
d(new DockAreaTitleBarPrivate(this))
{
d->DockArea = parent;
setObjectName("dockAreaTitleBar");
d->Layout = new QBoxLayout(QBoxLayout::LeftToRight);
d->Layout->setContentsMargins(0, 0, 0, 0);
d->Layout->setSpacing(0);
setLayout(d->Layout);
setSizePolicy(QSizePolicy::Preferred, QSizePolicy::Fixed);
d->createTabBar();
d->Layout->addWidget(new CSpacerWidget(this));
d->createButtons();
}
//============================================================================
CDockAreaTitleBar::~CDockAreaTitleBar()
{
if (!d->CloseButton.isNull())
{
delete d->CloseButton;
}
if (!d->TabsMenuButton.isNull())
{
delete d->TabsMenuButton;
}
if (!d->UndockButton.isNull())
{
delete d->UndockButton;
}
delete d;
}
//============================================================================
CDockAreaTabBar* CDockAreaTitleBar::tabBar() const
{
return d->TabBar;
}
//============================================================================
void CDockAreaTitleBar::markTabsMenuOutdated()
{
if(DockAreaTitleBarPrivate::testConfigFlag(CDockManager::DockAreaDynamicTabsMenuButtonVisibility))
{
bool hasElidedTabTitle = false;
for (int i = 0; i < d->TabBar->count(); ++i)
{
if (!d->TabBar->isTabOpen(i))
{
continue;
}
CDockWidgetTab* Tab = d->TabBar->tab(i);
if(Tab->isTitleElided())
{
hasElidedTabTitle = true;
break;
}
}
bool visible = (hasElidedTabTitle && (d->TabBar->count() > 1));
QMetaObject::invokeMethod(d->TabsMenuButton, "setVisible", Qt::QueuedConnection, Q_ARG(bool, visible));
}
d->MenuOutdated = true;
}
//============================================================================
void CDockAreaTitleBar::onTabsMenuAboutToShow()
{
if (!d->MenuOutdated)
{
return;
}
QMenu* menu = d->TabsMenuButton->menu();
menu->clear();
for (int i = 0; i < d->TabBar->count(); ++i)
{
if (!d->TabBar->isTabOpen(i))
{
continue;
}
auto Tab = d->TabBar->tab(i);
QAction* Action = menu->addAction(Tab->icon(), Tab->text());
internal::setToolTip(Action, Tab->toolTip());
Action->setData(i);
}
d->MenuOutdated = false;
}
//============================================================================
void CDockAreaTitleBar::onCloseButtonClicked()
{
ADS_PRINT("CDockAreaTitleBar::onCloseButtonClicked");
if (d->testConfigFlag(CDockManager::DockAreaCloseButtonClosesTab))
{
d->TabBar->closeTab(d->TabBar->currentIndex());
}
else
{
d->DockArea->closeArea();
}
}
//============================================================================
void CDockAreaTitleBar::onUndockButtonClicked()
{
if (d->DockArea->features().testFlag(CDockWidget::DockWidgetFloatable))
{
d->makeAreaFloating(mapFromGlobal(QCursor::pos()), DraggingInactive);
}
}
//============================================================================
void CDockAreaTitleBar::onTabsMenuActionTriggered(QAction* Action)
{
int Index = Action->data().toInt();
d->TabBar->setCurrentIndex(Index);
emit tabBarClicked(Index);
}
//============================================================================
void CDockAreaTitleBar::updateDockWidgetActionsButtons()
{
CDockWidget* DockWidget = d->TabBar->currentTab()->dockWidget();
if (!d->DockWidgetActionsButtons.isEmpty())
{
for (auto Button : d->DockWidgetActionsButtons)
{
d->Layout->removeWidget(Button);
delete Button;
}
d->DockWidgetActionsButtons.clear();
}
auto Actions = DockWidget->titleBarActions();
if (Actions.isEmpty())
{
return;
}
int InsertIndex = indexOf(d->TabsMenuButton);
for (auto Action : Actions)
{
auto Button = new CTitleBarButton(true, this);
Button->setDefaultAction(Action);
Button->setAutoRaise(true);
Button->setPopupMode(QToolButton::InstantPopup);
Button->setObjectName(Action->objectName());
d->Layout->insertWidget(InsertIndex++, Button, 0);
d->DockWidgetActionsButtons.append(Button);
}
}
//============================================================================
void CDockAreaTitleBar::onCurrentTabChanged(int Index)
{
if (Index < 0)
{
return;
}
if (d->testConfigFlag(CDockManager::DockAreaCloseButtonClosesTab))
{
CDockWidget* DockWidget = d->TabBar->tab(Index)->dockWidget();
d->CloseButton->setEnabled(DockWidget->features().testFlag(CDockWidget::DockWidgetClosable));
}
updateDockWidgetActionsButtons();
}
//============================================================================
QAbstractButton* CDockAreaTitleBar::button(TitleBarButton which) const
{
switch (which)
{
case TitleBarButtonTabsMenu: return d->TabsMenuButton;
case TitleBarButtonUndock: return d->UndockButton;
case TitleBarButtonClose: return d->CloseButton;
default:
return nullptr;
}
}
//============================================================================
void CDockAreaTitleBar::setVisible(bool Visible)
{
Super::setVisible(Visible);
markTabsMenuOutdated();
}
//============================================================================
void CDockAreaTitleBar::mousePressEvent(QMouseEvent* ev)
{
if (ev->button() == Qt::LeftButton)
{
ev->accept();
d->DragStartMousePos = ev->pos();
d->DragState = DraggingMousePressed;
return;
}
Super::mousePressEvent(ev);
}
//============================================================================
void CDockAreaTitleBar::mouseReleaseEvent(QMouseEvent* ev)
{
if (ev->button() == Qt::LeftButton)
{
ADS_PRINT("CDockAreaTitleBar::mouseReleaseEvent");
ev->accept();
auto CurrentDragState = d->DragState;
d->DragStartMousePos = QPoint();
d->DragState = DraggingInactive;
if (DraggingFloatingWidget == CurrentDragState)
{
d->FloatingWidget->finishDragging();
}
return;
}
Super::mouseReleaseEvent(ev);
}
//============================================================================
void CDockAreaTitleBar::mouseMoveEvent(QMouseEvent* ev)
{
Super::mouseMoveEvent(ev);
if (!(ev->buttons() & Qt::LeftButton) || d->isDraggingState(DraggingInactive))
{
d->DragState = DraggingInactive;
return;
}
// move floating window
if (d->isDraggingState(DraggingFloatingWidget))
{
d->FloatingWidget->moveFloating();
return;
}
// If this is the last dock area in a dock container it does not make
// sense to move it to a new floating widget and leave this one
// empty
if (d->DockArea->dockContainer()->isFloating()
&& d->DockArea->dockContainer()->visibleDockAreaCount() == 1)
{
return;
}
// If one single dock widget in this area is not floatable then the whole
// area is not floatable
// If we do non opaque undocking, then we can create the floating drag
// preview if the dock widget is movable
auto Features = d->DockArea->features();
if (!Features.testFlag(CDockWidget::DockWidgetFloatable)
&& !(Features.testFlag(CDockWidget::DockWidgetMovable) && !CDockManager::testConfigFlag(CDockManager::OpaqueUndocking)))
{
return;
}
int DragDistance = (d->DragStartMousePos - ev->pos()).manhattanLength();
if (DragDistance >= CDockManager::startDragDistance())
{
ADS_PRINT("CTabsScrollArea::startFloating");
d->startFloating(d->DragStartMousePos);
auto Overlay = d->DockArea->dockManager()->containerOverlay();
Overlay->setAllowedAreas(OuterDockAreas);
}
return;
}
//============================================================================
void CDockAreaTitleBar::mouseDoubleClickEvent(QMouseEvent *event)
{
// If this is the last dock area in a dock container it does not make
// sense to move it to a new floating widget and leave this one
// empty
if (d->DockArea->dockContainer()->isFloating() && d->DockArea->dockContainer()->dockAreaCount() == 1)
{
return;
}
if (!d->DockArea->features().testFlag(CDockWidget::DockWidgetFloatable))
{
return;
}
d->makeAreaFloating(event->pos(), DraggingInactive);
}
//============================================================================
void CDockAreaTitleBar::contextMenuEvent(QContextMenuEvent* ev)
{
ev->accept();
if (d->isDraggingState(DraggingFloatingWidget))
{
return;
}
QMenu Menu(this);
auto Action = Menu.addAction(tr("Detach Area"), this, SLOT(onUndockButtonClicked()));
Action->setEnabled(d->DockArea->features().testFlag(CDockWidget::DockWidgetFloatable));
Menu.addSeparator();
Action = Menu.addAction(tr("Close Area"), this, SLOT(onCloseButtonClicked()));
Action->setEnabled(d->DockArea->features().testFlag(CDockWidget::DockWidgetClosable));
Menu.addAction(tr("Close Other Areas"), d->DockArea, SLOT(closeOtherAreas()));
Menu.exec(ev->globalPos());
}
//============================================================================
void CDockAreaTitleBar::insertWidget(int index, QWidget *widget)
{
d->Layout->insertWidget(index, widget);
}
//============================================================================
int CDockAreaTitleBar::indexOf(QWidget *widget) const
{
return d->Layout->indexOf(widget);
}
} // namespace ads
#include "DockAreaTitleBar.moc"
//---------------------------------------------------------------------------
// EOF DockAreaTitleBar.cpp

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ozwadmin-widgets/qt-ads/DockAreaTitleBar.h Normal file
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#ifndef DockAreaTitleBarH
#define DockAreaTitleBarH
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockAreaTitleBar.h
/// \author Uwe Kindler
/// \date 12.10.2018
/// \brief Declaration of CDockAreaTitleBar class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QFrame>
#include "ads_globals.h"
class QAbstractButton;
namespace ads
{
class CDockAreaTabBar;
class CDockAreaWidget;
struct DockAreaTitleBarPrivate;
/**
* Title bar of a dock area.
* The title bar contains a tabbar with all tabs for a dock widget group and
* with a tabs menu button, a undock button and a close button.
*/
class ADS_EXPORT CDockAreaTitleBar : public QFrame
{
Q_OBJECT
private:
DockAreaTitleBarPrivate* d; ///< private data (pimpl)
friend struct DockAreaTitleBarPrivate;
private slots:
void onTabsMenuAboutToShow();
void onCloseButtonClicked();
void onUndockButtonClicked();
void onTabsMenuActionTriggered(QAction* Action);
void onCurrentTabChanged(int Index);
protected:
/**
* Stores mouse position to detect dragging
*/
virtual void mousePressEvent(QMouseEvent* ev) override;
/**
* Stores mouse position to detect dragging
*/
virtual void mouseReleaseEvent(QMouseEvent* ev) override;
/**
* Starts floating the complete docking area including all dock widgets,
* if it is not the last dock area in a floating widget
*/
virtual void mouseMoveEvent(QMouseEvent* ev) override;
/**
* Double clicking the title bar also starts floating of the complete area
*/
virtual void mouseDoubleClickEvent(QMouseEvent *event) override;
/**
* Show context menu
*/
virtual void contextMenuEvent(QContextMenuEvent *event);
public slots:
/**
* Call this slot to tell the title bar that it should update the tabs menu
* the next time it is shown.
*/
void markTabsMenuOutdated();
public:
using Super = QFrame;
/**
* Default Constructor
*/
CDockAreaTitleBar(CDockAreaWidget* parent);
/**
* Virtual Destructor
*/
virtual ~CDockAreaTitleBar();
/**
* Returns the pointer to the tabBar()
*/
CDockAreaTabBar* tabBar() const;
/**
* Returns the button corresponding to the given title bar button identifier
*/
QAbstractButton* button(TitleBarButton which) const;
/**
* Updates the visibility of the dock widget actions in the title bar
*/
void updateDockWidgetActionsButtons();
/**
* Marks the tabs menu outdated before it calls its base class
* implementation
*/
virtual void setVisible(bool Visible) override;
/**
* Inserts a custom widget at position index into this title bar.
* If index is negative, the widget is added at the end.
* You can use this function to insert custom widgets into the title bar.
*/
void insertWidget(int index, QWidget *widget);
/**
* Searches for widget widget in this title bar.
* You can use this function, to get the position of the default
* widget in the tile bar.
* \code
* int tabBarIndex = TitleBar->indexOf(TitleBar->tabBar());
* int closeButtonIndex = TitleBar->indexOf(TitleBar->button(TitleBarButtonClose));
* \endcode
*/
int indexOf(QWidget *widget) const;
signals:
/**
* This signal is emitted if a tab in the tab bar is clicked by the user
* or if the user clicks on a tab item in the title bar tab menu.
*/
void tabBarClicked(int index);
}; // class name
}
// namespace ads
//-----------------------------------------------------------------------------
#endif // DockAreaTitleBarH

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/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockAreaWidget.cpp
/// \author Uwe Kindler
/// \date 24.02.2017
/// \brief Implementation of CDockAreaWidget class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "DockAreaWidget.h"
#include <iostream>
#include <QStackedLayout>
#include <QScrollBar>
#include <QScrollArea>
#include <QWheelEvent>
#include <QStyle>
#include <QPushButton>
#include <QDebug>
#include <QMenu>
#include <QSplitter>
#include <QXmlStreamWriter>
#include <QVector>
#include <QList>
#include "DockContainerWidget.h"
#include "DockWidget.h"
#include "FloatingDockContainer.h"
#include "DockManager.h"
#include "DockOverlay.h"
#include "DockAreaTabBar.h"
#include "DockSplitter.h"
#include "DockAreaTitleBar.h"
#include "DockComponentsFactory.h"
#include "DockWidgetTab.h"
namespace ads
{
static const char* const INDEX_PROPERTY = "index";
static const char* const ACTION_PROPERTY = "action";
/**
* Internal dock area layout mimics stack layout but only inserts the current
* widget into the internal QLayout object.
* \warning Only the current widget has a parent. All other widgets
* do not have a parent. That means, a widget that is in this layout may
* return nullptr for its parent() function if it is not the current widget.
*/
class CDockAreaLayout
{
private:
QBoxLayout* m_ParentLayout;
QList<QWidget*> m_Widgets;
int m_CurrentIndex = -1;
QWidget* m_CurrentWidget = nullptr;
public:
/**
* Creates an instance with the given parent layout
*/
CDockAreaLayout(QBoxLayout* ParentLayout)
: m_ParentLayout(ParentLayout)
{
}
/**
* Returns the number of widgets in this layout
*/
int count() const
{
return m_Widgets.count();
}
/**
* Inserts the widget at the given index position into the internal widget
* list
*/
void insertWidget(int index, QWidget* Widget)
{
Widget->setParent(nullptr);
if (index < 0)
{
index = m_Widgets.count();
}
m_Widgets.insert(index, Widget);
if (m_CurrentIndex < 0)
{
setCurrentIndex(index);
}
else
{
if (index <= m_CurrentIndex )
{
++m_CurrentIndex;
}
}
}
/**
* Removes the given widget from the layout
*/
void removeWidget(QWidget* Widget)
{
if (currentWidget() == Widget)
{
auto LayoutItem = m_ParentLayout->takeAt(1);
if (LayoutItem)
{
LayoutItem->widget()->setParent(nullptr);
}
m_CurrentWidget = nullptr;
m_CurrentIndex = -1;
}
m_Widgets.removeOne(Widget);
}
/**
* Returns the current selected widget
*/
QWidget* currentWidget() const
{
return m_CurrentWidget;
}
/**
* Activates the widget with the give index.
*/
void setCurrentIndex(int index)
{
QWidget *prev = currentWidget();
QWidget *next = widget(index);
if (!next || (next == prev && !m_CurrentWidget))
{
return;
}
bool reenableUpdates = false;
QWidget *parent = m_ParentLayout->parentWidget();
if (parent && parent->updatesEnabled())
{
reenableUpdates = true;
parent->setUpdatesEnabled(false);
}
auto LayoutItem = m_ParentLayout->takeAt(1);
if (LayoutItem)
{
LayoutItem->widget()->setParent(nullptr);
}
m_ParentLayout->addWidget(next);
if (prev)
{
prev->hide();
}
m_CurrentIndex = index;
m_CurrentWidget = next;
if (reenableUpdates)
{
parent->setUpdatesEnabled(true);
}
}
/**
* Returns the index of the current active widget
*/
int currentIndex() const
{
return m_CurrentIndex;
}
/**
* Returns true if there are no widgets in the layout
*/
bool isEmpty() const
{
return m_Widgets.empty();
}
/**
* Returns the index of the given widget
*/
int indexOf(QWidget* w) const
{
return m_Widgets.indexOf(w);
}
/**
* Returns the widget for the given index
*/
QWidget* widget(int index) const
{
return (index < m_Widgets.size()) ? m_Widgets.at(index) : nullptr;
}
/**
* Returns the geometry of the current active widget
*/
QRect geometry() const
{
return m_Widgets.empty() ? QRect() : currentWidget()->geometry();
}
};
using DockAreaLayout = CDockAreaLayout;
/**
* Private data class of CDockAreaWidget class (pimpl)
*/
struct DockAreaWidgetPrivate
{
CDockAreaWidget* _this = nullptr;
QBoxLayout* Layout = nullptr;
DockAreaLayout* ContentsLayout = nullptr;
CDockAreaTitleBar* TitleBar = nullptr;
CDockManager* DockManager = nullptr;
bool UpdateTitleBarButtons = false;
DockWidgetAreas AllowedAreas = AllDockAreas;
QSize MinSizeHint;
/**
* Private data constructor
*/
DockAreaWidgetPrivate(CDockAreaWidget* _public);
/**
* Creates the layout for top area with tabs and close button
*/
void createTitleBar();
/**
* Returns the dock widget with the given index
*/
CDockWidget* dockWidgetAt(int index)
{
return qobject_cast<CDockWidget*>(ContentsLayout->widget(index));
}
/**
* Convenience function to ease title widget access by index
*/
CDockWidgetTab* tabWidgetAt(int index)
{
return dockWidgetAt(index)->tabWidget();
}
/**
* Returns the tab action of the given dock widget
*/
QAction* dockWidgetTabAction(CDockWidget* DockWidget) const
{
return qvariant_cast<QAction*>(DockWidget->property(ACTION_PROPERTY));
}
/**
* Returns the index of the given dock widget
*/
int dockWidgetIndex(CDockWidget* DockWidget) const
{
return DockWidget->property(INDEX_PROPERTY).toInt();
}
/**
* Convenience function for tabbar access
*/
CDockAreaTabBar* tabBar() const
{
return TitleBar->tabBar();
}
/**
* Udpates the enable state of the close and detach button
*/
void updateTitleBarButtonStates();
/**
* Scans all contained dock widgets for the max. minimum size hint
*/
void updateMinimumSizeHint()
{
MinSizeHint = QSize();
for (int i = 0; i < ContentsLayout->count(); ++i)
{
auto Widget = ContentsLayout->widget(i);
MinSizeHint.setHeight(qMax(MinSizeHint.height(), Widget->minimumSizeHint().height()));
MinSizeHint.setWidth(qMax(MinSizeHint.width(), Widget->minimumSizeHint().width()));
}
}
};
// struct DockAreaWidgetPrivate
//============================================================================
DockAreaWidgetPrivate::DockAreaWidgetPrivate(CDockAreaWidget* _public) :
_this(_public)
{
}
//============================================================================
void DockAreaWidgetPrivate::createTitleBar()
{
TitleBar = componentsFactory()->createDockAreaTitleBar(_this);
Layout->addWidget(TitleBar);
QObject::connect(tabBar(), &CDockAreaTabBar::tabCloseRequested, _this, &CDockAreaWidget::onTabCloseRequested);
QObject::connect(TitleBar, &CDockAreaTitleBar::tabBarClicked, _this, &CDockAreaWidget::setCurrentIndex);
QObject::connect(tabBar(), &CDockAreaTabBar::tabMoved, _this, &CDockAreaWidget::reorderDockWidget);
}
//============================================================================
void DockAreaWidgetPrivate::updateTitleBarButtonStates()
{
if (_this->isHidden())
{
UpdateTitleBarButtons = true;
return;
}
TitleBar->button(TitleBarButtonClose)->setEnabled(
_this->features().testFlag(CDockWidget::DockWidgetClosable));
TitleBar->button(TitleBarButtonUndock)->setEnabled(
_this->features().testFlag(CDockWidget::DockWidgetFloatable));
TitleBar->updateDockWidgetActionsButtons();
UpdateTitleBarButtons = false;
}
//============================================================================
CDockAreaWidget::CDockAreaWidget(CDockManager* DockManager, CDockContainerWidget* parent) :
QFrame(parent),
d(new DockAreaWidgetPrivate(this))
{
d->DockManager = DockManager;
d->Layout = new QBoxLayout(QBoxLayout::TopToBottom);
d->Layout->setContentsMargins(0, 0, 0, 0);
d->Layout->setSpacing(0);
setLayout(d->Layout);
d->createTitleBar();
d->ContentsLayout = new DockAreaLayout(d->Layout);
if (d->DockManager)
{
emit d->DockManager->dockAreaCreated(this);
}
}
//============================================================================
CDockAreaWidget::~CDockAreaWidget()
{
ADS_PRINT("~CDockAreaWidget()");
delete d->ContentsLayout;
delete d;
}
//============================================================================
CDockManager* CDockAreaWidget::dockManager() const
{
return d->DockManager;
}
//============================================================================
CDockContainerWidget* CDockAreaWidget::dockContainer() const
{
return internal::findParent<CDockContainerWidget*>(this);
}
//============================================================================
void CDockAreaWidget::addDockWidget(CDockWidget* DockWidget)
{
insertDockWidget(d->ContentsLayout->count(), DockWidget);
}
//============================================================================
void CDockAreaWidget::insertDockWidget(int index, CDockWidget* DockWidget,
bool Activate)
{
d->ContentsLayout->insertWidget(index, DockWidget);
DockWidget->tabWidget()->setDockAreaWidget(this);
auto TabWidget = DockWidget->tabWidget();
// Inserting the tab will change the current index which in turn will
// make the tab widget visible in the slot
d->tabBar()->blockSignals(true);
d->tabBar()->insertTab(index, TabWidget);
d->tabBar()->blockSignals(false);
TabWidget->setVisible(!DockWidget->isClosed());
DockWidget->setProperty(INDEX_PROPERTY, index);
d->MinSizeHint.setHeight(qMax(d->MinSizeHint.height(), DockWidget->minimumSizeHint().height()));
d->MinSizeHint.setWidth(qMax(d->MinSizeHint.width(), DockWidget->minimumSizeHint().width()));
if (Activate)
{
setCurrentIndex(index);
}
DockWidget->setDockArea(this);
d->updateTitleBarButtonStates();
}
//============================================================================
void CDockAreaWidget::removeDockWidget(CDockWidget* DockWidget)
{
ADS_PRINT("CDockAreaWidget::removeDockWidget");
auto NextOpenDockWidget = nextOpenDockWidget(DockWidget);
d->ContentsLayout->removeWidget(DockWidget);
auto TabWidget = DockWidget->tabWidget();
TabWidget->hide();
d->tabBar()->removeTab(TabWidget);
CDockContainerWidget* DockContainer = dockContainer();
if (NextOpenDockWidget)
{
setCurrentDockWidget(NextOpenDockWidget);
}
else if (d->ContentsLayout->isEmpty() && DockContainer->dockAreaCount() > 1)
{
ADS_PRINT("Dock Area empty");
DockContainer->removeDockArea(this);
this->deleteLater();
}
else
{
// if contents layout is not empty but there are no more open dock
// widgets, then we need to hide the dock area because it does not
// contain any visible content
hideAreaWithNoVisibleContent();
}
d->updateTitleBarButtonStates();
updateTitleBarVisibility();
d->updateMinimumSizeHint();
auto TopLevelDockWidget = DockContainer->topLevelDockWidget();
if (TopLevelDockWidget)
{
TopLevelDockWidget->emitTopLevelChanged(true);
}
#if (ADS_DEBUG_LEVEL > 0)
DockContainer->dumpLayout();
#endif
}
//============================================================================
void CDockAreaWidget::hideAreaWithNoVisibleContent()
{
this->toggleView(false);
// Hide empty parent splitters
auto Splitter = internal::findParent<CDockSplitter*>(this);
internal::hideEmptyParentSplitters(Splitter);
//Hide empty floating widget
CDockContainerWidget* Container = this->dockContainer();
if (!Container->isFloating() && !CDockManager::testConfigFlag(CDockManager::HideSingleCentralWidgetTitleBar))
{
return;
}
updateTitleBarVisibility();
auto TopLevelWidget = Container->topLevelDockWidget();
auto FloatingWidget = Container->floatingWidget();
if (TopLevelWidget)
{
if (FloatingWidget)
{
FloatingWidget->updateWindowTitle();
}
CDockWidget::emitTopLevelEventForWidget(TopLevelWidget, true);
}
else if (Container->openedDockAreas().isEmpty() && FloatingWidget)
{
FloatingWidget->hide();
}
}
//============================================================================
void CDockAreaWidget::onTabCloseRequested(int Index)
{
ADS_PRINT("CDockAreaWidget::onTabCloseRequested " << Index);
auto* DockWidget = dockWidget(Index);
if (DockWidget->features().testFlag(CDockWidget::DockWidgetDeleteOnClose))
{
DockWidget->closeDockWidgetInternal();
}
else
{
DockWidget->toggleView(false);
}
}
//============================================================================
CDockWidget* CDockAreaWidget::currentDockWidget() const
{
int CurrentIndex = currentIndex();
if (CurrentIndex < 0)
{
return nullptr;
}
return dockWidget(CurrentIndex);
}
//============================================================================
void CDockAreaWidget::setCurrentDockWidget(CDockWidget* DockWidget)
{
if (dockManager()->isRestoringState())
{
return;
}
internalSetCurrentDockWidget(DockWidget);
}
//============================================================================
void CDockAreaWidget::internalSetCurrentDockWidget(CDockWidget* DockWidget)
{
int Index = index(DockWidget);
if (Index < 0)
{
return;
}
setCurrentIndex(Index);
}
//============================================================================
void CDockAreaWidget::setCurrentIndex(int index)
{
auto TabBar = d->tabBar();
if (index < 0 || index > (TabBar->count() - 1))
{
qWarning() << Q_FUNC_INFO << "Invalid index" << index;
return;
}
auto cw = d->ContentsLayout->currentWidget();
auto nw = d->ContentsLayout->widget(index);
if (cw == nw && !nw->isHidden())
{
return;
}
emit currentChanging(index);
TabBar->setCurrentIndex(index);
d->ContentsLayout->setCurrentIndex(index);
d->ContentsLayout->currentWidget()->show();
emit currentChanged(index);
}
//============================================================================
int CDockAreaWidget::currentIndex() const
{
return d->ContentsLayout->currentIndex();
}
//============================================================================
QRect CDockAreaWidget::titleBarGeometry() const
{
return d->TitleBar->geometry();
}
//============================================================================
QRect CDockAreaWidget::contentAreaGeometry() const
{
return d->ContentsLayout->geometry();
}
//============================================================================
int CDockAreaWidget::index(CDockWidget* DockWidget)
{
return d->ContentsLayout->indexOf(DockWidget);
}
//============================================================================
QList<CDockWidget*> CDockAreaWidget::dockWidgets() const
{
QList<CDockWidget*> DockWidgetList;
for (int i = 0; i < d->ContentsLayout->count(); ++i)
{
DockWidgetList.append(dockWidget(i));
}
return DockWidgetList;
}
//============================================================================
int CDockAreaWidget::openDockWidgetsCount() const
{
int Count = 0;
for (int i = 0; i < d->ContentsLayout->count(); ++i)
{
if (!dockWidget(i)->isClosed())
{
++Count;
}
}
return Count;
}
//============================================================================
QList<CDockWidget*> CDockAreaWidget::openedDockWidgets() const
{
QList<CDockWidget*> DockWidgetList;
for (int i = 0; i < d->ContentsLayout->count(); ++i)
{
CDockWidget* DockWidget = dockWidget(i);
if (!DockWidget->isClosed())
{
DockWidgetList.append(dockWidget(i));
}
}
return DockWidgetList;
}
//============================================================================
int CDockAreaWidget::indexOfFirstOpenDockWidget() const
{
for (int i = 0; i < d->ContentsLayout->count(); ++i)
{
if (!dockWidget(i)->isClosed())
{
return i;
}
}
return -1;
}
//============================================================================
int CDockAreaWidget::dockWidgetsCount() const
{
return d->ContentsLayout->count();
}
//============================================================================
CDockWidget* CDockAreaWidget::dockWidget(int Index) const
{
return qobject_cast<CDockWidget*>(d->ContentsLayout->widget(Index));
}
//============================================================================
void CDockAreaWidget::reorderDockWidget(int fromIndex, int toIndex)
{
ADS_PRINT("CDockAreaWidget::reorderDockWidget");
if (fromIndex >= d->ContentsLayout->count() || fromIndex < 0
|| toIndex >= d->ContentsLayout->count() || toIndex < 0 || fromIndex == toIndex)
{
ADS_PRINT("Invalid index for tab movement" << fromIndex << toIndex);
return;
}
auto Widget = d->ContentsLayout->widget(fromIndex);
d->ContentsLayout->removeWidget(Widget);
d->ContentsLayout->insertWidget(toIndex, Widget);
setCurrentIndex(toIndex);
}
//============================================================================
void CDockAreaWidget::toggleDockWidgetView(CDockWidget* DockWidget, bool Open)
{
Q_UNUSED(DockWidget);
Q_UNUSED(Open);
updateTitleBarVisibility();
}
//============================================================================
void CDockAreaWidget::updateTitleBarVisibility()
{
CDockContainerWidget* Container = dockContainer();
if (!Container)
{
return;
}
if (CDockManager::configFlags().testFlag(CDockManager::AlwaysShowTabs))
{
return;
}
if (d->TitleBar)
{
bool Hidden = Container->hasTopLevelDockWidget() && (Container->isFloating()
|| CDockManager::configFlags().testFlag(CDockManager::HideSingleCentralWidgetTitleBar));
d->TitleBar->setVisible(!Hidden);
}
}
//============================================================================
void CDockAreaWidget::markTitleBarMenuOutdated()
{
if (d->TitleBar)
{
d->TitleBar->markTabsMenuOutdated();
}
}
//============================================================================
void CDockAreaWidget::saveState(QXmlStreamWriter& s) const
{
s.writeStartElement("Area");
s.writeAttribute("Tabs", QString::number(d->ContentsLayout->count()));
auto CurrentDockWidget = currentDockWidget();
QString Name = CurrentDockWidget ? CurrentDockWidget->objectName() : "";
s.writeAttribute("Current", Name);
ADS_PRINT("CDockAreaWidget::saveState TabCount: " << d->ContentsLayout->count()
<< " Current: " << Name);
for (int i = 0; i < d->ContentsLayout->count(); ++i)
{
dockWidget(i)->saveState(s);
}
s.writeEndElement();
}
//============================================================================
CDockWidget* CDockAreaWidget::nextOpenDockWidget(CDockWidget* DockWidget) const
{
auto OpenDockWidgets = openedDockWidgets();
if (OpenDockWidgets.count() > 1 || (OpenDockWidgets.count() == 1 && OpenDockWidgets[0] != DockWidget))
{
CDockWidget* NextDockWidget;
if (OpenDockWidgets.last() == DockWidget)
{
NextDockWidget = OpenDockWidgets[OpenDockWidgets.count() - 2];
}
else
{
int NextIndex = OpenDockWidgets.indexOf(DockWidget) + 1;
NextDockWidget = OpenDockWidgets[NextIndex];
}
return NextDockWidget;
}
else
{
return nullptr;
}
}
//============================================================================
CDockWidget::DockWidgetFeatures CDockAreaWidget::features(eBitwiseOperator Mode) const
{
if (BitwiseAnd == Mode)
{
CDockWidget::DockWidgetFeatures Features(CDockWidget::AllDockWidgetFeatures);
for (const auto DockWidget : dockWidgets())
{
Features &= DockWidget->features();
}
return Features;
}
else
{
CDockWidget::DockWidgetFeatures Features(CDockWidget::NoDockWidgetFeatures);
for (const auto DockWidget : dockWidgets())
{
Features |= DockWidget->features();
}
return Features;
}
}
//============================================================================
void CDockAreaWidget::toggleView(bool Open)
{
setVisible(Open);
emit viewToggled(Open);
}
//============================================================================
void CDockAreaWidget::setVisible(bool Visible)
{
Super::setVisible(Visible);
if (d->UpdateTitleBarButtons)
{
d->updateTitleBarButtonStates();
}
}
void CDockAreaWidget::setAllowedAreas(DockWidgetAreas areas)
{
d->AllowedAreas = areas;
}
DockWidgetAreas CDockAreaWidget::allowedAreas() const
{
return d->AllowedAreas;
}
//============================================================================
QAbstractButton* CDockAreaWidget::titleBarButton(TitleBarButton which) const
{
return d->TitleBar->button(which);
}
//============================================================================
void CDockAreaWidget::closeArea()
{
// If there is only one single dock widget and this widget has the
// DeleteOnClose feature, then we delete the dock widget now
auto OpenDockWidgets = openedDockWidgets();
if (OpenDockWidgets.count() == 1 && OpenDockWidgets[0]->features().testFlag(CDockWidget::DockWidgetDeleteOnClose))
{
OpenDockWidgets[0]->closeDockWidgetInternal();
}
else
{
for (auto DockWidget : openedDockWidgets())
{
DockWidget->toggleView(false);
}
}
}
//============================================================================
void CDockAreaWidget::closeOtherAreas()
{
dockContainer()->closeOtherAreas(this);
}
//============================================================================
CDockAreaTitleBar* CDockAreaWidget::titleBar() const
{
return d->TitleBar;
}
//============================================================================
QSize CDockAreaWidget::minimumSizeHint() const
{
return d->MinSizeHint.isValid() ? d->MinSizeHint : Super::minimumSizeHint();
}
} // namespace ads
//---------------------------------------------------------------------------
// EOF DockAreaWidget.cpp

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#ifndef DockAreaWidgetH
#define DockAreaWidgetH
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockAreaWidget.h
/// \author Uwe Kindler
/// \date 24.02.2017
/// \brief Declaration of CDockAreaWidget class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QFrame>
#include "ads_globals.h"
#include "DockWidget.h"
class QXmlStreamWriter;
class QAbstractButton;
namespace ads
{
struct DockAreaWidgetPrivate;
class CDockManager;
class CDockContainerWidget;
class DockContainerWidgetPrivate;
class CDockAreaTitleBar;
/**
* DockAreaWidget manages multiple instances of DockWidgets.
* It displays a title tab, which is clickable and will switch to
* the contents associated to the title when clicked.
*/
class ADS_EXPORT CDockAreaWidget : public QFrame
{
Q_OBJECT
private:
DockAreaWidgetPrivate* d; ///< private data (pimpl)
friend struct DockAreaWidgetPrivate;
friend class CDockContainerWidget;
friend class DockContainerWidgetPrivate;
friend class CDockWidgetTab;
friend struct DockWidgetPrivate;
friend class CDockWidget;
friend struct DockManagerPrivate;
friend class CDockManager;
private slots:
void onTabCloseRequested(int Index);
/**
* Reorder the index position of DockWidget at fromIndx to toIndex
* if a tab in the tabbar is dragged from one index to another one
*/
void reorderDockWidget(int fromIndex, int toIndex);
protected:
/**
* Inserts a dock widget into dock area.
* All dockwidgets in the dock area tabified in a stacked layout with tabs.
* The index indicates the index of the new dockwidget in the tabbar and
* in the stacked layout. If the Activate parameter is true, the new
* DockWidget will be the active one in the stacked layout
*/
void insertDockWidget(int index, CDockWidget* DockWidget, bool Activate = true);
/**
* Add a new dock widget to dock area.
* All dockwidgets in the dock area tabified in a stacked layout with tabs
*/
void addDockWidget(CDockWidget* DockWidget);
/**
* Removes the given dock widget from the dock area
*/
void removeDockWidget(CDockWidget* DockWidget);
/**
* Called from dock widget if it is opened or closed
*/
void toggleDockWidgetView(CDockWidget* DockWidget, bool Open);
/**
* This is a helper function to get the next open dock widget to activate
* if the given DockWidget will be closed or removed.
* The function returns the next widget that should be activated or
* nullptr in case there are no more open widgets in this area.
*/
CDockWidget* nextOpenDockWidget(CDockWidget* DockWidget) const;
/**
* Returns the index of the given DockWidget in the internal layout
*/
int index(CDockWidget* DockWidget);
/**
* Call this function, if you already know, that the dock does not
* contain any visible content (any open dock widgets).
*/
void hideAreaWithNoVisibleContent();
/**
* Updates the dock area layout and components visibility
*/
void updateTitleBarVisibility();
/**
* This is the internal private function for setting the current widget.
* This function is called by the public setCurrentDockWidget() function
* and by the dock manager when restoring the state
*/
void internalSetCurrentDockWidget(CDockWidget* DockWidget);
/**
* Marks tabs menu to update
*/
void markTitleBarMenuOutdated();
protected slots:
void toggleView(bool Open);
public:
using Super = QFrame;
/**
* Default Constructor
*/
CDockAreaWidget(CDockManager* DockManager, CDockContainerWidget* parent);
/**
* Virtual Destructor
*/
virtual ~CDockAreaWidget();
/**
* Returns the dock manager object this dock area belongs to
*/
CDockManager* dockManager() const;
/**
* Returns the dock container widget this dock area widget belongs to or 0
* if there is no
*/
CDockContainerWidget* dockContainer() const;
/**
* Returns the largest minimumSizeHint() of the dock widgets in this
* area.
* The minimum size hint is updated if a dock widget is removed or added.
*/
virtual QSize minimumSizeHint() const override;
/**
* Returns the rectangle of the title area
*/
QRect titleBarGeometry() const;
/**
* Returns the rectangle of the content
*/
QRect contentAreaGeometry() const;
/**
* Returns the number of dock widgets in this area
*/
int dockWidgetsCount() const;
/**
* Returns a list of all dock widgets in this dock area.
* This list contains open and closed dock widgets.
*/
QList<CDockWidget*> dockWidgets() const;
/**
* Returns the number of open dock widgets in this area
*/
int openDockWidgetsCount() const;
/**
* Returns a list of dock widgets that are not closed.
*/
QList<CDockWidget*> openedDockWidgets() const;
/**
* Returns a dock widget by its index
*/
CDockWidget* dockWidget(int Index) const;
/**
* Returns the index of the current active dock widget or -1 if there
* are is no active dock widget (ie.e if all dock widgets are closed)
*/
int currentIndex() const;
/**
* Returns the index of the first open dock widgets in the list of
* dock widgets.
* This function is here for performance reasons. Normally it would
* be possible to take the first dock widget from the list returned by
* openedDockWidgets() function. But that function enumerates all
* dock widgets while this functions stops after the first open dock widget.
* If there are no open dock widgets, the function returns -1.
*/
int indexOfFirstOpenDockWidget() const;
/**
* Returns the current active dock widget or a nullptr if there is no
* active dock widget (i.e. if all dock widgets are closed)
*/
CDockWidget* currentDockWidget() const;
/**
* Shows the tab with the given dock widget
*/
void setCurrentDockWidget(CDockWidget* DockWidget);
/**
* Saves the state into the given stream
*/
void saveState(QXmlStreamWriter& Stream) const;
/**
* This functions returns the dock widget features of all dock widget in
* this area.
* A bitwise and is used to combine the flags of all dock widgets. That
* means, if only one single dock widget does not support a certain flag,
* the whole dock are does not support the flag. I.e. if one single
* dock widget in this area is not closable, the whole dock are is not
* closable.
*/
CDockWidget::DockWidgetFeatures features(eBitwiseOperator Mode = BitwiseAnd) const;
/**
* Returns the title bar button corresponding to the given title bar
* button identifier
*/
QAbstractButton* titleBarButton(TitleBarButton which) const;
/**
* Update the close button if visibility changed
*/
virtual void setVisible(bool Visible) override;
/**
* Configures the areas of this particular dock area that are allowed for docking
*/
void setAllowedAreas(DockWidgetAreas areas);
/**
* Returns flags with all allowed drop areas of this particular dock area
*/
DockWidgetAreas allowedAreas() const;
/**
* Returns the title bar of this dock area
*/
CDockAreaTitleBar* titleBar() const;
public slots:
/**
* This activates the tab for the given tab index.
* If the dock widget for the given tab is not visible, the this function
* call will make it visible.
*/
void setCurrentIndex(int index);
/**
* Closes the dock area and all dock widgets in this area
*/
void closeArea();
/**
* This function closes all other areas except of this area
*/
void closeOtherAreas();
signals:
/**
* This signal is emitted when user clicks on a tab at an index.
*/
void tabBarClicked(int index);
/**
* This signal is emitted when the tab bar's current tab is about to be changed. The new
* current has the given index, or -1 if there isn't a new one.
* @param index
*/
void currentChanging(int index);
/**
* This signal is emitted when the tab bar's current tab changes. The new
* current has the given index, or -1 if there isn't a new one
* @param index
*/
void currentChanged(int index);
/**
* This signal is emitted if the visibility of this dock area is toggled
* via toggle view function
*/
void viewToggled(bool Open);
}; // class DockAreaWidget
}
// namespace ads
//-----------------------------------------------------------------------------
#endif // DockAreaWidgetH

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//============================================================================
/// \file DockComponentsFactory.cpp
/// \author Uwe Kindler
/// \date 10.02.2020
/// \brief Implementation of DockComponentsFactory
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <DockComponentsFactory.h>
#include <memory>
#include "DockWidgetTab.h"
#include "DockAreaTabBar.h"
#include "DockAreaTitleBar.h"
#include "DockWidget.h"
#include "DockAreaWidget.h"
namespace ads
{
static std::unique_ptr<CDockComponentsFactory> DefaultFactory(new CDockComponentsFactory());
//============================================================================
CDockWidgetTab* CDockComponentsFactory::createDockWidgetTab(CDockWidget* DockWidget) const
{
return new CDockWidgetTab(DockWidget);
}
//============================================================================
CDockAreaTabBar* CDockComponentsFactory::createDockAreaTabBar(CDockAreaWidget* DockArea) const
{
return new CDockAreaTabBar(DockArea);
}
//============================================================================
CDockAreaTitleBar* CDockComponentsFactory::createDockAreaTitleBar(CDockAreaWidget* DockArea) const
{
return new CDockAreaTitleBar(DockArea);
}
//============================================================================
const CDockComponentsFactory* CDockComponentsFactory::factory()
{
return DefaultFactory.get();
}
//============================================================================
void CDockComponentsFactory::setFactory(CDockComponentsFactory* Factory)
{
DefaultFactory.reset(Factory);
}
//============================================================================
void CDockComponentsFactory::resetDefaultFactory()
{
DefaultFactory.reset(new CDockComponentsFactory());
}
} // namespace ads
//---------------------------------------------------------------------------
// EOF DockComponentsFactory.cpp

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#ifndef DockComponentsFactoryH
#define DockComponentsFactoryH
//============================================================================
/// \file DockComponentsFactory.h
/// \author Uwe Kindler
/// \date 10.02.2020
/// \brief Declaration of DockComponentsFactory
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "ads_globals.h"
namespace ads
{
class CDockWidgetTab;
class CDockAreaTitleBar;
class CDockAreaTabBar;
class CDockAreaWidget;
class CDockWidget;
/**
* Factory for creation of certain GUI elements for the docking framework.
* A default unique instance provided by CDockComponentsFactory is used for
* creation of all supported components. To inject your custom components,
* you can create your own derived dock components factory and register
* it via setDefaultFactory() function.
* \code
* CDockComponentsFactory::setDefaultFactory(new MyComponentsFactory()));
* \endcode
*/
class ADS_EXPORT CDockComponentsFactory
{
public:
/**
* Force virtual destructor
*/
virtual ~CDockComponentsFactory() {}
/**
* This default implementation just creates a dock widget tab with
* new CDockWidgetTab(DockWIdget).
*/
virtual CDockWidgetTab* createDockWidgetTab(CDockWidget* DockWidget) const;
/**
* This default implementation just creates a dock area tab bar with
* new CDockAreaTabBar(DockArea).
*/
virtual CDockAreaTabBar* createDockAreaTabBar(CDockAreaWidget* DockArea) const;
/**
* This default implementation just creates a dock area title bar with
* new CDockAreaTitleBar(DockArea).
*/
virtual CDockAreaTitleBar* createDockAreaTitleBar(CDockAreaWidget* DockArea) const;
/**
* Returns the default components factory
*/
static const CDockComponentsFactory* factory();
/**
* Sets a new default factory for creation of GUI elements.
* This function takes ownership of the given Factory.
*/
static void setFactory(CDockComponentsFactory* Factory);
/**
* Resets the current factory to the
*/
static void resetDefaultFactory();
};
/**
* Convenience function to ease factory instance access
*/
inline const CDockComponentsFactory* componentsFactory()
{
return CDockComponentsFactory::factory();
}
} // namespace ads
//---------------------------------------------------------------------------
#endif // DockComponentsFactoryH

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#ifndef DockContainerWidgetH
#define DockContainerWidgetH
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockContainerWidget.h
/// \author Uwe Kindler
/// \date 24.02.2017
/// \brief Declaration of CDockContainerWidget class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QFrame>
#include "ads_globals.h"
#include "DockWidget.h"
class QXmlStreamWriter;
namespace ads
{
class DockContainerWidgetPrivate;
class CDockAreaWidget;
class CDockWidget;
class CDockManager;
struct DockManagerPrivate;
class CFloatingDockContainer;
struct FloatingDockContainerPrivate;
class CFloatingDragPreview;
struct FloatingDragPreviewPrivate;
class CDockingStateReader;
/**
* Container that manages a number of dock areas with single dock widgets
* or tabyfied dock widgets in each area.
* Each window that support docking has a DockContainerWidget. That means
* the main application window and all floating windows contain a
* DockContainerWidget instance.
*/
class ADS_EXPORT CDockContainerWidget : public QFrame
{
Q_OBJECT
private:
DockContainerWidgetPrivate* d; ///< private data (pimpl)
friend class DockContainerWidgetPrivate;
friend class CDockManager;
friend struct DockManagerPrivate;
friend class CDockAreaWidget;
friend struct DockAreaWidgetPrivate;
friend class CFloatingDockContainer;
friend struct FloatingDockContainerPrivate;
friend class CDockWidget;
friend class CFloatingDragPreview;
friend struct FloatingDragPreviewPrivate;
protected:
/**
* Handles activation events to update zOrderIndex
*/
virtual bool event(QEvent *e) override;
/**
* Access function for the internal root splitter
*/
QSplitter* rootSplitter() const;
/**
* Helper function for creation of the root splitter
*/
void createRootSplitter();
/**
* Drop floating widget into the container
*/
void dropFloatingWidget(CFloatingDockContainer* FloatingWidget, const QPoint& TargetPos);
/**
* Drop a dock area or a dock widget given in widget parameter.
* If the TargetAreaWidget is a nullptr, then the DropArea indicates
* the drop area for the container. If the given TargetAreaWidget is not
* a nullptr, then the DropArea indicates the drop area in the given
* TargetAreaWidget
*/
void dropWidget(QWidget* Widget, DockWidgetArea DropArea, CDockAreaWidget* TargetAreaWidget);
/**
* Adds the given dock area to this container widget
*/
void addDockArea(CDockAreaWidget* DockAreaWidget, DockWidgetArea area = CenterDockWidgetArea);
/**
* Removes the given dock area from this container
*/
void removeDockArea(CDockAreaWidget* area);
/**
* Saves the state into the given stream
*/
void saveState(QXmlStreamWriter& Stream) const;
/**
* Restores the state from given stream.
* If Testing is true, the function only parses the data from the given
* stream but does not restore anything. You can use this check for
* faulty files before you start restoring the state
*/
bool restoreState(CDockingStateReader& Stream, bool Testing);
/**
* This function returns the last added dock area widget for the given
* area identifier or 0 if no dock area widget has been added for the given
* area
*/
CDockAreaWidget* lastAddedDockAreaWidget(DockWidgetArea area) const;
/**
* If hasSingleVisibleDockWidget() returns true, this function returns the
* one and only visible dock widget. Otherwise it returns a nullptr.
*/
CDockWidget* topLevelDockWidget() const;
/**
* Returns the top level dock area.
*/
CDockAreaWidget* topLevelDockArea() const;
/**
* This function returns a list of all dock widgets in this floating widget.
* It may be possible, depending on the implementation, that dock widgets,
* that are not visible to the user have no parent widget. Therefore simply
* calling findChildren() would not work here. Therefore this function
* iterates over all dock areas and creates a list that contains all
* dock widgets returned from all dock areas.
*/
QList<CDockWidget*> dockWidgets() const;
public:
/**
* Default Constructor
*/
CDockContainerWidget(CDockManager* DockManager, QWidget* parent = 0);
/**
* Virtual Destructor
*/
virtual ~CDockContainerWidget();
/**
* Adds dockwidget into the given area.
* If DockAreaWidget is not null, then the area parameter indicates the area
* into the DockAreaWidget. If DockAreaWidget is null, the Dockwidget will
* be dropped into the container.
* \return Returns the dock area widget that contains the new DockWidget
*/
CDockAreaWidget* addDockWidget(DockWidgetArea area, CDockWidget* Dockwidget,
CDockAreaWidget* DockAreaWidget = nullptr);
/**
* Removes dockwidget
*/
void removeDockWidget(CDockWidget* Dockwidget);
/**
* Returns the current zOrderIndex
*/
virtual unsigned int zOrderIndex() const;
/**
* This function returns true if this container widgets z order index is
* higher than the index of the container widget given in Other parameter
*/
bool isInFrontOf(CDockContainerWidget* Other) const;
/**
* Returns the dock area at teh given global position or 0 if there is no
* dock area at this position
*/
CDockAreaWidget* dockAreaAt(const QPoint& GlobalPos) const;
/**
* Returns the dock area at the given Index or 0 if the index is out of
* range
*/
CDockAreaWidget* dockArea(int Index) const;
/**
* Returns the list of dock areas that are not closed
* If all dock widgets in a dock area are closed, the dock area will be closed
*/
QList<CDockAreaWidget*> openedDockAreas() const;
/**
* This function returns true if this dock area has only one single
* visible dock widget.
* A top level widget is a real floating widget. Only the isFloating()
* function of top level widgets may returns true.
*/
bool hasTopLevelDockWidget() const;
/**
* Returns the number of dock areas in this container
*/
int dockAreaCount() const;
/**
* Returns the number of visible dock areas
*/
int visibleDockAreaCount() const;
/**
* This function returns true, if this container is in a floating widget
*/
bool isFloating() const;
/**
* Dumps the layout for debugging purposes
*/
void dumpLayout();
/**
* This functions returns the dock widget features of all dock widget in
* this container.
* A bitwise and is used to combine the flags of all dock widgets. That
* means, if only dock widget does not support a certain flag, the whole
* dock are does not support the flag.
*/
CDockWidget::DockWidgetFeatures features() const;
/**
* If this dock container is in a floating widget, this function returns
* the floating widget.
* Else, it returns a nullptr.
*/
CFloatingDockContainer* floatingWidget() const;
/**
* Call this function to close all dock areas except the KeepOpenArea
*/
void closeOtherAreas(CDockAreaWidget* KeepOpenArea);
signals:
/**
* This signal is emitted if one or multiple dock areas has been added to
* the internal list of dock areas.
* If multiple dock areas are inserted, this signal is emitted only once
*/
void dockAreasAdded();
/**
* This signal is emitted if one or multiple dock areas has been removed
*/
void dockAreasRemoved();
/**
* This signal is emitted if a dock area is opened or closed via
* toggleView() function
*/
void dockAreaViewToggled(CDockAreaWidget* DockArea, bool Open);
}; // class DockContainerWidget
} // namespace ads
//-----------------------------------------------------------------------------
#endif // DockContainerWidgetH

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/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockManager.cpp
/// \author Uwe Kindler
/// \date 26.02.2017
/// \brief Implementation of CDockManager class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "DockWidgetTab.h"
#include "DockManager.h"
#include <algorithm>
#include <iostream>
#include <QMainWindow>
#include <QList>
#include <QMap>
#include <QVariant>
#include <QDebug>
#include <QFile>
#include <QAction>
#include <QXmlStreamWriter>
#include <QSettings>
#include <QMenu>
#include <QApplication>
#include "FloatingDockContainer.h"
#include "DockOverlay.h"
#include "DockWidget.h"
#include "ads_globals.h"
#include "DockAreaWidget.h"
#include "IconProvider.h"
#include "DockingStateReader.h"
/**
* Initializes the resources specified by the .qrc file with the specified base
* name. Normally, when resources are built as part of the application, the
* resources are loaded automatically at startup. The Q_INIT_RESOURCE() macro
* is necessary on some platforms for resources stored in a static library.
* Because GCC caues a linker error if we put Q_INIT_RESOURCE into the
* loadStyleSheet() function, we place it into a function outside of the ads
* namespace
*/
static void initResource()
{
Q_INIT_RESOURCE(ads);
}
namespace ads
{
static CDockManager::ConfigFlags StaticConfigFlags = CDockManager::DefaultNonOpaqueConfig;
/**
* Private data class of CDockManager class (pimpl)
*/
struct DockManagerPrivate
{
CDockManager* _this;
QList<CFloatingDockContainer*> FloatingWidgets;
QList<CDockContainerWidget*> Containers;
CDockOverlay* ContainerOverlay;
CDockOverlay* DockAreaOverlay;
QMap<QString, CDockWidget*> DockWidgetsMap;
QMap<QString, QByteArray> Perspectives;
QMap<QString, QMenu*> ViewMenuGroups;
QMenu* ViewMenu;
CDockManager::eViewMenuInsertionOrder MenuInsertionOrder = CDockManager::MenuAlphabeticallySorted;
bool RestoringState = false;
QVector<CFloatingDockContainer*> UninitializedFloatingWidgets;
/**
* Private data constructor
*/
DockManagerPrivate(CDockManager* _public);
/**
* Checks if the given data stream is a valid docking system state
* file.
*/
bool checkFormat(const QByteArray &state, int version);
/**
* Restores the state
*/
bool restoreStateFromXml(const QByteArray &state, int version, bool Testing = internal::Restore);
/**
* Restore state
*/
bool restoreState(const QByteArray &state, int version);
void restoreDockWidgetsOpenState();
void restoreDockAreasIndices();
void emitTopLevelEvents();
void hideFloatingWidgets()
{
// Hide updates of floating widgets from user
for (auto FloatingWidget : FloatingWidgets)
{
FloatingWidget->hide();
}
}
void markDockWidgetsDirty()
{
for (auto DockWidget : DockWidgetsMap)
{
DockWidget->setProperty("dirty", true);
}
}
/**
* Restores the container with the given index
*/
bool restoreContainer(int Index, CDockingStateReader& stream, bool Testing);
/**
* Loads the stylesheet
*/
void loadStylesheet();
/**
* Adds action to menu - optionally in sorted order
*/
void addActionToMenu(QAction* Action, QMenu* Menu, bool InsertSorted);
};
// struct DockManagerPrivate
//============================================================================
DockManagerPrivate::DockManagerPrivate(CDockManager* _public) :
_this(_public)
{
}
//============================================================================
void DockManagerPrivate::loadStylesheet()
{
initResource();
QString Result;
#ifdef Q_OS_LINUX
QFile StyleSheetFile(":ads/stylesheets/default_linux.css");
#else
QFile StyleSheetFile(":ads/stylesheets/default.css");
#endif
StyleSheetFile.open(QIODevice::ReadOnly);
QTextStream StyleSheetStream(&StyleSheetFile);
Result = StyleSheetStream.readAll();
StyleSheetFile.close();
_this->setStyleSheet(Result);
}
//============================================================================
bool DockManagerPrivate::restoreContainer(int Index, CDockingStateReader& stream, bool Testing)
{
if (Testing)
{
Index = 0;
}
bool Result = false;
if (Index >= Containers.count())
{
CFloatingDockContainer* FloatingWidget = new CFloatingDockContainer(_this);
Result = FloatingWidget->restoreState(stream, Testing);
}
else
{
ADS_PRINT("d->Containers[i]->restoreState ");
auto Container = Containers[Index];
if (Container->isFloating())
{
Result = Container->floatingWidget()->restoreState(stream, Testing);
}
else
{
Result = Container->restoreState(stream, Testing);
}
}
return Result;
}
//============================================================================
bool DockManagerPrivate::checkFormat(const QByteArray &state, int version)
{
return restoreStateFromXml(state, version, internal::RestoreTesting);
}
//============================================================================
bool DockManagerPrivate::restoreStateFromXml(const QByteArray &state, int version,
bool Testing)
{
Q_UNUSED(version);
if (state.isEmpty())
{
return false;
}
CDockingStateReader s(state);
s.readNextStartElement();
if (s.name() != "QtAdvancedDockingSystem")
{
return false;
}
ADS_PRINT(s.attributes().value("Version"));
bool ok;
int v = s.attributes().value("Version").toInt(&ok);
if (!ok || v > CurrentVersion)
{
return false;
}
s.setFileVersion(v);
bool Result = true;
#ifdef ADS_DEBUG_PRINT
int DockContainers = s.attributes().value("Containers").toInt();
#endif
ADS_PRINT(DockContainers);
int DockContainerCount = 0;
while (s.readNextStartElement())
{
if (s.name() == "Container")
{
Result = restoreContainer(DockContainerCount, s, Testing);
if (!Result)
{
break;
}
DockContainerCount++;
}
}
if (!Testing)
{
// Delete remaining empty floating widgets
int FloatingWidgetIndex = DockContainerCount - 1;
int DeleteCount = FloatingWidgets.count() - FloatingWidgetIndex;
for (int i = 0; i < DeleteCount; ++i)
{
FloatingWidgets[FloatingWidgetIndex + i]->deleteLater();
_this->removeDockContainer(FloatingWidgets[FloatingWidgetIndex + i]->dockContainer());
}
}
return Result;
}
//============================================================================
void DockManagerPrivate::restoreDockWidgetsOpenState()
{
// All dock widgets, that have not been processed in the restore state
// function are invisible to the user now and have no assigned dock area
// They do not belong to any dock container, until the user toggles the
// toggle view action the next time
for (auto DockWidget : DockWidgetsMap)
{
if (DockWidget->property(internal::DirtyProperty).toBool())
{
DockWidget->flagAsUnassigned();
emit DockWidget->viewToggled(false);
}
else
{
DockWidget->toggleViewInternal(!DockWidget->property(internal::ClosedProperty).toBool());
}
}
}
//============================================================================
void DockManagerPrivate::restoreDockAreasIndices()
{
// Now all dock areas are properly restored and we setup the index of
// The dock areas because the previous toggleView() action has changed
// the dock area index
int Count = 0;
for (auto DockContainer : Containers)
{
Count++;
for (int i = 0; i < DockContainer->dockAreaCount(); ++i)
{
CDockAreaWidget* DockArea = DockContainer->dockArea(i);
QString DockWidgetName = DockArea->property("currentDockWidget").toString();
CDockWidget* DockWidget = nullptr;
if (!DockWidgetName.isEmpty())
{
DockWidget = _this->findDockWidget(DockWidgetName);
}
if (!DockWidget || DockWidget->isClosed())
{
int Index = DockArea->indexOfFirstOpenDockWidget();
if (Index < 0)
{
continue;
}
DockArea->setCurrentIndex(Index);
}
else
{
DockArea->internalSetCurrentDockWidget(DockWidget);
}
}
}
}
//============================================================================
void DockManagerPrivate::emitTopLevelEvents()
{
// Finally we need to send the topLevelChanged() signals for all dock
// widgets if top level changed
for (auto DockContainer : Containers)
{
CDockWidget* TopLevelDockWidget = DockContainer->topLevelDockWidget();
if (TopLevelDockWidget)
{
TopLevelDockWidget->emitTopLevelChanged(true);
}
else
{
for (int i = 0; i < DockContainer->dockAreaCount(); ++i)
{
auto DockArea = DockContainer->dockArea(i);
for (auto DockWidget : DockArea->dockWidgets())
{
DockWidget->emitTopLevelChanged(false);
}
}
}
}
}
//============================================================================
bool DockManagerPrivate::restoreState(const QByteArray& State, int version)
{
QByteArray state = State.startsWith("<?xml") ? State : qUncompress(State);
if (!checkFormat(state, version))
{
ADS_PRINT("checkFormat: Error checking format!!!!!!!");
return false;
}
// Hide updates of floating widgets from use
hideFloatingWidgets();
markDockWidgetsDirty();
if (!restoreStateFromXml(state, version))
{
ADS_PRINT("restoreState: Error restoring state!!!!!!!");
return false;
}
restoreDockWidgetsOpenState();
restoreDockAreasIndices();
emitTopLevelEvents();
return true;
}
//============================================================================
void DockManagerPrivate::addActionToMenu(QAction* Action, QMenu* Menu, bool InsertSorted)
{
if (InsertSorted)
{
auto Actions = Menu->actions();
auto it = std::find_if(Actions.begin(), Actions.end(),
[&Action](const QAction* a)
{
return a->text().compare(Action->text(), Qt::CaseInsensitive) > 0;
});
if (it == Actions.end())
{
Menu->addAction(Action);
}
else
{
Menu->insertAction(*it, Action);
}
}
else
{
Menu->addAction(Action);
}
}
//============================================================================
CDockManager::CDockManager(QWidget *parent) :
CDockContainerWidget(this, parent),
d(new DockManagerPrivate(this))
{
createRootSplitter();
QMainWindow* MainWindow = qobject_cast<QMainWindow*>(parent);
if (MainWindow)
{
MainWindow->setCentralWidget(this);
}
d->ViewMenu = new QMenu(tr("Show View"), this);
d->DockAreaOverlay = new CDockOverlay(this, CDockOverlay::ModeDockAreaOverlay);
d->ContainerOverlay = new CDockOverlay(this, CDockOverlay::ModeContainerOverlay);
d->Containers.append(this);
d->loadStylesheet();
}
//============================================================================
CDockManager::~CDockManager()
{
auto FloatingWidgets = d->FloatingWidgets;
for (auto FloatingWidget : FloatingWidgets)
{
delete FloatingWidget;
}
delete d;
}
//============================================================================
void CDockManager::registerFloatingWidget(CFloatingDockContainer* FloatingWidget)
{
d->FloatingWidgets.append(FloatingWidget);
emit floatingWidgetCreated(FloatingWidget);
ADS_PRINT("d->FloatingWidgets.count() " << d->FloatingWidgets.count());
}
//============================================================================
void CDockManager::removeFloatingWidget(CFloatingDockContainer* FloatingWidget)
{
d->FloatingWidgets.removeAll(FloatingWidget);
}
//============================================================================
void CDockManager::registerDockContainer(CDockContainerWidget* DockContainer)
{
d->Containers.append(DockContainer);
}
//============================================================================
void CDockManager::removeDockContainer(CDockContainerWidget* DockContainer)
{
if (this != DockContainer)
{
d->Containers.removeAll(DockContainer);
}
}
//============================================================================
CDockOverlay* CDockManager::containerOverlay() const
{
return d->ContainerOverlay;
}
//============================================================================
CDockOverlay* CDockManager::dockAreaOverlay() const
{
return d->DockAreaOverlay;
}
//============================================================================
const QList<CDockContainerWidget*> CDockManager::dockContainers() const
{
return d->Containers;
}
//============================================================================
const QList<CFloatingDockContainer*> CDockManager::floatingWidgets() const
{
return d->FloatingWidgets;
}
//============================================================================
unsigned int CDockManager::zOrderIndex() const
{
return 0;
}
//============================================================================
QByteArray CDockManager::saveState(int version) const
{
QByteArray xmldata;
QXmlStreamWriter s(&xmldata);
auto ConfigFlags = CDockManager::configFlags();
s.setAutoFormatting(ConfigFlags.testFlag(XmlAutoFormattingEnabled));
s.writeStartDocument();
s.writeStartElement("QtAdvancedDockingSystem");
s.writeAttribute("Version", QString::number(version));
s.writeAttribute("Containers", QString::number(d->Containers.count()));
for (auto Container : d->Containers)
{
Container->saveState(s);
}
s.writeEndElement();
s.writeEndDocument();
return ConfigFlags.testFlag(XmlCompressionEnabled)
? qCompress(xmldata, 9) : xmldata;
}
//============================================================================
bool CDockManager::restoreState(const QByteArray &state, int version)
{
// Prevent multiple calls as long as state is not restore. This may
// happen, if QApplication::processEvents() is called somewhere
if (d->RestoringState)
{
return false;
}
// We hide the complete dock manager here. Restoring the state means
// that DockWidgets are removed from the DockArea internal stack layout
// which in turn means, that each time a widget is removed the stack
// will show and raise the next available widget which in turn
// triggers show events for the dock widgets. To avoid this we hide the
// dock manager. Because there will be no processing of application
// events until this function is finished, the user will not see this
// hiding
bool IsHidden = this->isHidden();
if (!IsHidden)
{
hide();
}
d->RestoringState = true;
emit restoringState();
bool Result = d->restoreState(state, version);
d->RestoringState = false;
emit stateRestored();
if (!IsHidden)
{
show();
}
return Result;
}
//============================================================================
CFloatingDockContainer* CDockManager::addDockWidgetFloating(CDockWidget* Dockwidget)
{
d->DockWidgetsMap.insert(Dockwidget->objectName(), Dockwidget);
CDockAreaWidget* OldDockArea = Dockwidget->dockAreaWidget();
if (OldDockArea)
{
OldDockArea->removeDockWidget(Dockwidget);
}
Dockwidget->setDockManager(this);
CFloatingDockContainer* FloatingWidget = new CFloatingDockContainer(Dockwidget);
FloatingWidget->resize(Dockwidget->size());
if (isVisible())
{
FloatingWidget->show();
}
else
{
d->UninitializedFloatingWidgets.append(FloatingWidget);
}
return FloatingWidget;
}
//============================================================================
void CDockManager::showEvent(QShowEvent *event)
{
Super::showEvent(event);
if (d->UninitializedFloatingWidgets.empty())
{
return;
}
for (auto FloatingWidget : d->UninitializedFloatingWidgets)
{
FloatingWidget->show();
}
d->UninitializedFloatingWidgets.clear();
}
//============================================================================
CDockAreaWidget* CDockManager::addDockWidget(DockWidgetArea area,
CDockWidget* Dockwidget, CDockAreaWidget* DockAreaWidget)
{
d->DockWidgetsMap.insert(Dockwidget->objectName(), Dockwidget);
return CDockContainerWidget::addDockWidget(area, Dockwidget, DockAreaWidget);
}
//============================================================================
CDockAreaWidget* CDockManager::addDockWidgetTab(DockWidgetArea area,
CDockWidget* Dockwidget)
{
CDockAreaWidget* AreaWidget = lastAddedDockAreaWidget(area);
if (AreaWidget)
{
return addDockWidget(ads::CenterDockWidgetArea, Dockwidget, AreaWidget);
}
else if (!openedDockAreas().isEmpty())
{
return addDockWidget(area, Dockwidget, openedDockAreas().last());
}
else
{
return addDockWidget(area, Dockwidget, nullptr);
}
}
//============================================================================
CDockAreaWidget* CDockManager::addDockWidgetTabToArea(CDockWidget* Dockwidget,
CDockAreaWidget* DockAreaWidget)
{
return addDockWidget(ads::CenterDockWidgetArea, Dockwidget, DockAreaWidget);
}
//============================================================================
CDockWidget* CDockManager::findDockWidget(const QString& ObjectName) const
{
return d->DockWidgetsMap.value(ObjectName, nullptr);
}
//============================================================================
void CDockManager::removeDockWidget(CDockWidget* Dockwidget)
{
emit dockWidgetAboutToBeRemoved(Dockwidget);
d->DockWidgetsMap.remove(Dockwidget->objectName());
CDockContainerWidget::removeDockWidget(Dockwidget);
emit dockWidgetRemoved(Dockwidget);
}
//============================================================================
QMap<QString, CDockWidget*> CDockManager::dockWidgetsMap() const
{
return d->DockWidgetsMap;
}
//============================================================================
void CDockManager::addPerspective(const QString& UniquePrespectiveName)
{
d->Perspectives.insert(UniquePrespectiveName, saveState());
emit perspectiveListChanged();
}
//============================================================================
void CDockManager::removePerspective(const QString& Name)
{
removePerspectives({Name});
}
//============================================================================
void CDockManager::removePerspectives(const QStringList& Names)
{
int Count = 0;
for (auto Name : Names)
{
Count += d->Perspectives.remove(Name);
}
if (Count)
{
emit perspectivesRemoved();
emit perspectiveListChanged();
}
}
//============================================================================
QStringList CDockManager::perspectiveNames() const
{
return d->Perspectives.keys();
}
//============================================================================
void CDockManager::openPerspective(const QString& PerspectiveName)
{
const auto Iterator = d->Perspectives.find(PerspectiveName);
if (d->Perspectives.end() == Iterator)
{
return;
}
emit openingPerspective(PerspectiveName);
restoreState(Iterator.value());
emit perspectiveOpened(PerspectiveName);
}
//============================================================================
void CDockManager::savePerspectives(QSettings& Settings) const
{
Settings.beginWriteArray("Perspectives", d->Perspectives.size());
int i = 0;
for (auto it = d->Perspectives.constBegin(); it != d->Perspectives.constEnd(); ++it)
{
Settings.setArrayIndex(i);
Settings.setValue("Name", it.key());
Settings.setValue("State", it.value());
++i;
}
Settings.endArray();
}
//============================================================================
void CDockManager::loadPerspectives(QSettings& Settings)
{
d->Perspectives.clear();
int Size = Settings.beginReadArray("Perspectives");
if (!Size)
{
Settings.endArray();
return;
}
for (int i = 0; i < Size; ++i)
{
Settings.setArrayIndex(i);
QString Name = Settings.value("Name").toString();
QByteArray Data = Settings.value("State").toByteArray();
if (Name.isEmpty() || Data.isEmpty())
{
continue;
}
d->Perspectives.insert(Name, Data);
}
Settings.endArray();
}
//============================================================================
QAction* CDockManager::addToggleViewActionToMenu(QAction* ToggleViewAction,
const QString& Group, const QIcon& GroupIcon)
{
bool AlphabeticallySorted = (MenuAlphabeticallySorted == d->MenuInsertionOrder);
if (!Group.isEmpty())
{
QMenu* GroupMenu = d->ViewMenuGroups.value(Group, 0);
if (!GroupMenu)
{
GroupMenu = new QMenu(Group, this);
GroupMenu->setIcon(GroupIcon);
d->addActionToMenu(GroupMenu->menuAction(), d->ViewMenu, AlphabeticallySorted);
d->ViewMenuGroups.insert(Group, GroupMenu);
}
else if (GroupMenu->icon().isNull() && !GroupIcon.isNull())
{
GroupMenu->setIcon(GroupIcon);
}
d->addActionToMenu(ToggleViewAction, GroupMenu, AlphabeticallySorted);
return GroupMenu->menuAction();
}
else
{
d->addActionToMenu(ToggleViewAction, d->ViewMenu, AlphabeticallySorted);
return ToggleViewAction;
}
}
//============================================================================
QMenu* CDockManager::viewMenu() const
{
return d->ViewMenu;
}
//============================================================================
void CDockManager::setViewMenuInsertionOrder(eViewMenuInsertionOrder Order)
{
d->MenuInsertionOrder = Order;
}
//===========================================================================
bool CDockManager::isRestoringState() const
{
return d->RestoringState;
}
//===========================================================================
int CDockManager::startDragDistance()
{
return QApplication::startDragDistance() * 1.5;
}
//===========================================================================
CDockManager::ConfigFlags CDockManager::configFlags()
{
return StaticConfigFlags;
}
//===========================================================================
void CDockManager::setConfigFlags(const ConfigFlags Flags)
{
StaticConfigFlags = Flags;
}
//===========================================================================
void CDockManager::setConfigFlag(eConfigFlag Flag, bool On)
{
internal::setFlag(StaticConfigFlags, Flag, On);
}
//===========================================================================
bool CDockManager::testConfigFlag(eConfigFlag Flag)
{
return configFlags().testFlag(Flag);
}
//===========================================================================
CIconProvider& CDockManager::iconProvider()
{
static CIconProvider Instance;
return Instance;
}
} // namespace ads
//---------------------------------------------------------------------------
// EOF DockManager.cpp

485
ozwadmin-widgets/qt-ads/DockManager.h Normal file
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@ -0,0 +1,485 @@
#ifndef DockManagerH
#define DockManagerH
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockManager.h
/// \author Uwe Kindler
/// \date 26.02.2017
/// \brief Declaration of CDockManager class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "ads_globals.h"
#include "DockContainerWidget.h"
#include "DockWidget.h"
#include "FloatingDockContainer.h"
class QSettings;
class QMenu;
namespace ads
{
struct DockManagerPrivate;
class CFloatingDockContainer;
struct FloatingDockContainerPrivate;
class CDockContainerWidget;
class DockContainerWidgetPrivate;
class CDockOverlay;
class CDockAreaTabBar;
class CDockWidgetTab;
struct DockWidgetTabPrivate;
struct DockAreaWidgetPrivate;
class CIconProvider;
class CDockComponentsFactory;
/**
* The central dock manager that maintains the complete docking system.
* With the configuration flags you can globally control the functionality
* of the docking system. The dock manager uses an internal stylesheet to
* style its components like splitters, tabs and buttons. If you want to
* disable this stylesheet because your application uses its own,
* just call the function for settings the stylesheet with an empty
* string.
* \code
* DockManager->setStyleSheet("");
* \endcode
**/
class ADS_EXPORT CDockManager : public CDockContainerWidget
{
Q_OBJECT
private:
DockManagerPrivate* d; ///< private data (pimpl)
friend struct DockManagerPrivate;
friend class CFloatingDockContainer;
friend struct FloatingDockContainerPrivate;
friend class CDockContainerWidget;
friend class DockContainerWidgetPrivate;
friend class CDockAreaTabBar;
friend class CDockWidgetTab;
friend struct DockAreaWidgetPrivate;
friend struct DockWidgetTabPrivate;
friend class CFloatingDragPreview;
friend struct FloatingDragPreviewPrivate;
friend class CDockAreaTitleBar;
protected:
/**
* Registers the given floating widget in the internal list of
* floating widgets
*/
void registerFloatingWidget(CFloatingDockContainer* FloatingWidget);
/**
* Remove the given floating widget from the list of registered floating
* widgets
*/
void removeFloatingWidget(CFloatingDockContainer* FloatingWidget);
/**
* Registers the given dock container widget
*/
void registerDockContainer(CDockContainerWidget* DockContainer);
/**
* Remove dock container from the internal list of registered dock
* containers
*/
void removeDockContainer(CDockContainerWidget* DockContainer);
/**
* Overlay for containers
*/
CDockOverlay* containerOverlay() const;
/**
* Overlay for dock areas
*/
CDockOverlay* dockAreaOverlay() const;
/**
* Show the floating widgets that has been created floating
*/
virtual void showEvent(QShowEvent *event) override;
public:
using Super = CDockContainerWidget;
enum eViewMenuInsertionOrder
{
MenuSortedByInsertion,
MenuAlphabeticallySorted
};
/**
* These global configuration flags configure some global dock manager
* settings.
* Set the dock manager flags, before you create the dock manager instance.
*/
enum eConfigFlag
{
ActiveTabHasCloseButton = 0x0001, //!< If this flag is set, the active tab in a tab area has a close button
DockAreaHasCloseButton = 0x0002, //!< If the flag is set each dock area has a close button
DockAreaCloseButtonClosesTab = 0x0004,//!< If the flag is set, the dock area close button closes the active tab, if not set, it closes the complete dock area
OpaqueSplitterResize = 0x0008, //!< See QSplitter::setOpaqueResize() documentation
XmlAutoFormattingEnabled = 0x0010,//!< If enabled, the XML writer automatically adds line-breaks and indentation to empty sections between elements (ignorable whitespace).
XmlCompressionEnabled = 0x0020,//!< If enabled, the XML output will be compressed and is not human readable anymore
TabCloseButtonIsToolButton = 0x0040,//! If enabled the tab close buttons will be QToolButtons instead of QPushButtons - disabled by default
AllTabsHaveCloseButton = 0x0080, //!< if this flag is set, then all tabs that are closable show a close button
RetainTabSizeWhenCloseButtonHidden = 0x0100, //!< if this flag is set, the space for the close button is reserved even if the close button is not visible
OpaqueUndocking = 0x0200,///< If enabled, the widgets are immediately undocked into floating widgets, if disabled, only a draw preview is undocked and the real undocking is deferred until the mouse is released
DragPreviewIsDynamic = 0x0400,///< If opaque undocking is disabled, this flag defines the behavior of the drag preview window, if this flag is enabled, the preview will be adjusted dynamically to the drop area
DragPreviewShowsContentPixmap = 0x0800,///< If opaque undocking is disabled, the created drag preview window shows a copy of the content of the dock widget / dock are that is dragged
DragPreviewHasWindowFrame = 0x1000,///< If opaque undocking is disabled, then this flag configures if the drag preview is frameless or looks like a real window
AlwaysShowTabs = 0x2000,///< If this option is enabled, the tab of a dock widget is always displayed - even if it is the only visible dock widget in a floating widget.
DockAreaHasUndockButton = 0x4000, //!< If the flag is set each dock area has an undock button
DockAreaHasTabsMenuButton = 0x8000, //!< If the flag is set each dock area has a tabs menu button
DockAreaHideDisabledButtons = 0x10000, //!< If the flag is set disabled dock area buttons will not appear on the toolbar at all (enabling them will bring them back)
DockAreaDynamicTabsMenuButtonVisibility = 0x20000, //!< If the flag is set, the tabs menu button will be shown only when it is required - that means, if the tabs are elided. If the tabs are not elided, it is hidden
FloatingContainerHasWidgetTitle = 0x40000, //!< If set, the Floating Widget window title reflects the title of the current dock widget otherwise it displays application name as window title
FloatingContainerHasWidgetIcon = 0x80000, //!< If set, the Floating Widget icon reflects the icon of the current dock widget otherwise it displays application icon
HideSingleCentralWidgetTitleBar = 0x100000, //!< If there is only one single visible dock widget in the main dock container (the dock manager) and if this flag is set, then the titlebar of this dock widget will be hidden
//!< this only makes sense for non draggable and non floatable widgets and enables the creation of some kind of "central" widget
DefaultDockAreaButtons = DockAreaHasCloseButton
| DockAreaHasUndockButton
| DockAreaHasTabsMenuButton,///< default configuration of dock area title bar buttons
DefaultBaseConfig = DefaultDockAreaButtons
| ActiveTabHasCloseButton
| XmlCompressionEnabled
| FloatingContainerHasWidgetTitle,///< default base configuration settings
DefaultOpaqueConfig = DefaultBaseConfig
| OpaqueSplitterResize
| OpaqueUndocking, ///< the default configuration with opaque operations - this may cause issues if ActiveX or Qt 3D windows are involved
DefaultNonOpaqueConfig = DefaultBaseConfig
| DragPreviewShowsContentPixmap, ///< the default configuration for non opaque operations
NonOpaqueWithWindowFrame = DefaultNonOpaqueConfig
| DragPreviewHasWindowFrame ///< the default configuration for non opaque operations that show a real window with frame
};
Q_DECLARE_FLAGS(ConfigFlags, eConfigFlag)
/**
* Default Constructor.
* If the given parent is a QMainWindow, the dock manager sets itself as the
* central widget.
* Before you create any dock widgets, you should properly setup the
* configuration flags via setConfigFlags().
*/
CDockManager(QWidget* parent = nullptr);
/**
* Virtual Destructor
*/
virtual ~CDockManager() override;
/**
* This function returns the global configuration flags
*/
static ConfigFlags configFlags();
/**
* Sets the global configuration flags for the whole docking system.
* Call this function before you create the dock manager and before
* your create the first dock widget.
*/
static void setConfigFlags(const ConfigFlags Flags);
/**
* Set a certain config flag.
* \see setConfigFlags()
*/
static void setConfigFlag(eConfigFlag Flag, bool On = true);
/**
* Returns true if the given config flag is set
*/
static bool testConfigFlag(eConfigFlag Flag);
/**
* Returns the global icon provider.
* The icon provider enables the use of custom icons in case using
* styleheets for icons is not an option.
*/
static CIconProvider& iconProvider();
/**
* Adds dockwidget into the given area.
* If DockAreaWidget is not null, then the area parameter indicates the area
* into the DockAreaWidget. If DockAreaWidget is null, the Dockwidget will
* be dropped into the container. If you would like to add a dock widget
* tabified, then you need to add it to an existing dock area object
* into the CenterDockWidgetArea. The following code shows this:
* \code
* DockManager->addDockWidget(ads::CenterDockWidgetArea, NewDockWidget,
* ExisitingDockArea);
* \endcode
* \return Returns the dock area widget that contains the new DockWidget
*/
CDockAreaWidget* addDockWidget(DockWidgetArea area, CDockWidget* Dockwidget,
CDockAreaWidget* DockAreaWidget = nullptr);
/**
* This function will add the given Dockwidget to the given dock area as
* a new tab.
* If no dock area widget exists for the given area identifier, a new
* dock area widget is created.
*/
CDockAreaWidget* addDockWidgetTab(DockWidgetArea area,
CDockWidget* Dockwidget);
/**
* This function will add the given Dockwidget to the given DockAreaWidget
* as a new tab.
*/
CDockAreaWidget* addDockWidgetTabToArea(CDockWidget* Dockwidget,
CDockAreaWidget* DockAreaWidget);
/**
* Adds the given DockWidget floating and returns the created
* CFloatingDockContainer instance.
*/
CFloatingDockContainer* addDockWidgetFloating(CDockWidget* Dockwidget);
/**
* Searches for a registered doc widget with the given ObjectName
* \return Return the found dock widget or nullptr if a dock widget with the
* given name is not registered
*/
CDockWidget* findDockWidget(const QString& ObjectName) const;
/**
* Remove the given Dock from the dock manager
*/
void removeDockWidget(CDockWidget* Dockwidget);
/**
* This function returns a readable reference to the internal dock
* widgets map so that it is possible to iterate over all dock widgets
*/
QMap<QString, CDockWidget*> dockWidgetsMap() const;
/**
* Returns the list of all active and visible dock containers
* Dock containers are the main dock manager and all floating widgets
*/
const QList<CDockContainerWidget*> dockContainers() const;
/**
* Returns the list of all floating widgets
*/
const QList<CFloatingDockContainer*> floatingWidgets() const;
/**
* This function always return 0 because the main window is always behind
* any floating widget
*/
unsigned int zOrderIndex() const override;
/**
* Saves the current state of the dockmanger and all its dock widgets
* into the returned QByteArray.
* The XmlMode enables / disables the auto formatting for the XmlStreamWriter.
* If auto formatting is enabled, the output is intended and line wrapped.
* The XmlMode XmlAutoFormattingDisabled is better if you would like to have
* a more compact XML output - i.e. for storage in ini files.
*/
QByteArray saveState(int version = Version1) const;
/**
* Restores the state of this dockmanagers dockwidgets.
* The version number is compared with that stored in state. If they do
* not match, the dockmanager's state is left unchanged, and this function
* returns false; otherwise, the state is restored, and this function
* returns true.
*/
bool restoreState(const QByteArray &state, int version = Version1);
/**
* Saves the current perspective to the internal list of perspectives.
* A perspective is the current state of the dock manager assigned
* with a certain name. This makes it possible for the user,
* to switch between different perspectives quickly.
* If a perspective with the given name already exists, then
* it will be overwritten with the new state.
*/
void addPerspective(const QString& UniquePrespectiveName);
/**
* Removes the perspective with the given name from the list of perspectives
*/
void removePerspective(const QString& Name);
/**
* Removes the given perspectives from the dock manager
*/
void removePerspectives(const QStringList& Names);
/**
* Returns the names of all available perspectives
*/
QStringList perspectiveNames() const;
/**
* Saves the perspectives to the given settings file.
*/
void savePerspectives(QSettings& Settings) const;
/**
* Loads the perspectives from the given settings file
*/
void loadPerspectives(QSettings& Settings);
/**
* Adds a toggle view action to the the internal view menu.
* You can either manage the insertion of the toggle view actions in your
* application or you can add the actions to the internal view menu and
* then simply insert the menu object into your.
* \param[in] ToggleViewAction The action to insert. If no group is provided
* the action is directly inserted into the menu. If a group
* is provided, the action is inserted into the group and the
* group is inserted into the menu if it is not existing yet.
* \param[in] Group This is the text used for the group menu item
* \param[in] GroupIcon The icon used for grouping the workbenches in the
* view menu. I.e. if there is a workbench for each device
* like for spectrometer devices, it is good to group all these
* workbenches under a menu item
* \return If Group is not empty, this function returns the GroupAction
* for this group. If the group is empty, the function returns
* the given ToggleViewAction.
*/
QAction* addToggleViewActionToMenu(QAction* ToggleViewAction,
const QString& Group = QString(), const QIcon& GroupIcon = QIcon());
/**
* This function returns the internal view menu.
* To fill the view menu, you can use the addToggleViewActionToMenu()
* function.
*/
QMenu* viewMenu() const;
/**
* Define the insertion order for toggle view menu items.
* The order defines how the actions are added to the view menu.
* The default insertion order is MenuAlphabeticallySorted to make it
* easier for users to find the menu entry for a certain dock widget.
* You need to call this function befor you insert the first menu item
* into the view menu.
*/
void setViewMenuInsertionOrder(eViewMenuInsertionOrder Order);
/**
* This function returns true between the restoringState() and
* stateRestored() signals.
*/
bool isRestoringState() const;
/**
* The distance the user needs to move the mouse with the left button
* hold down before a dock widget start floating
*/
static int startDragDistance();
public slots:
/**
* Opens the perspective with the given name.
*/
void openPerspective(const QString& PerspectiveName);
signals:
/**
* This signal is emitted if the list of perspectives changed
*/
void perspectiveListChanged();
/**
* This signal is emitted if perspectives have been removed
*/
void perspectivesRemoved();
/**
* This signal is emitted, if the restore function is called, just before
* the dock manager starts restoring the state.
* If this function is called, nothing has changed yet
*/
void restoringState();
/**
* This signal is emitted if the state changed in restoreState.
* The signal is emitted if the restoreState() function is called or
* if the openPerspective() function is called
*/
void stateRestored();
/**
* This signal is emitted, if the dock manager starts opening a
* perspective.
* Opening a perspective may take more than a second if there are
* many complex widgets. The application may use this signal
* to show some progress indicator or to change the mouse cursor
* into a busy cursor.
*/
void openingPerspective(const QString& PerspectiveName);
/**
* This signal is emitted if the dock manager finished opening a
* perspective.
*/
void perspectiveOpened(const QString& PerspectiveName);
/**
* This signal is emitted, if a new floating widget has been created.
* An application can use this signal to e.g. subscribe to events of
* the newly created window.
*/
void floatingWidgetCreated(CFloatingDockContainer* FloatingWidget);
/**
* This signal is emitted, if a new DockArea has been created.
* An application can use this signal to set custom icons or custom
* tooltips for the DockArea buttons.
*/
void dockAreaCreated(CDockAreaWidget* DockArea);
/**
* This signal is emitted just before the given dock widget is removed
* from the
*/
void dockWidgetAboutToBeRemoved(CDockWidget* DockWidget);
/**
* This signal is emitted if a dock widget has been removed with the remove
* removeDockWidget() function.
* If this signal is emitted, the dock widget has been removed from the
* docking system but it is not deleted yet.
*/
void dockWidgetRemoved(CDockWidget* DockWidget);
}; // class DockManager
} // namespace ads
//-----------------------------------------------------------------------------
#endif // DockManagerH

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/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
// INCLUDES
//============================================================================
#include "DockOverlay.h"
#include <QPointer>
#include <QPaintEvent>
#include <QResizeEvent>
#include <QMoveEvent>
#include <QPainter>
#include <QGridLayout>
#include <QCursor>
#include <QIcon>
#include <QLabel>
#include <QtGlobal>
#include <QDebug>
#include <QMap>
#include <QWindow>
#include "DockAreaWidget.h"
#include "DockAreaTitleBar.h"
#include <iostream>
namespace ads
{
/**
* Private data class of CDockOverlay
*/
struct DockOverlayPrivate
{
CDockOverlay* _this;
DockWidgetAreas AllowedAreas = InvalidDockWidgetArea;
CDockOverlayCross* Cross;
QPointer<QWidget> TargetWidget;
DockWidgetArea LastLocation = InvalidDockWidgetArea;
bool DropPreviewEnabled = true;
CDockOverlay::eMode Mode = CDockOverlay::ModeDockAreaOverlay;
QRect DropAreaRect;
/**
* Private data constructor
*/
DockOverlayPrivate(CDockOverlay* _public) : _this(_public) {}
};
/**
* Private data of CDockOverlayCross class
*/
struct DockOverlayCrossPrivate
{
CDockOverlayCross* _this;
CDockOverlay::eMode Mode = CDockOverlay::ModeDockAreaOverlay;
CDockOverlay* DockOverlay;
QHash<DockWidgetArea, QWidget*> DropIndicatorWidgets;
QGridLayout* GridLayout;
QColor IconColors[5];
bool UpdateRequired = false;
double LastDevicePixelRatio = 0.1;
/**
* Private data constructor
*/
DockOverlayCrossPrivate(CDockOverlayCross* _public) : _this(_public) {}
/**
*
* @param area
* @return
*/
QPoint areaGridPosition(const DockWidgetArea area);
/**
* Palette based default icon colors
*/
QColor defaultIconColor(CDockOverlayCross::eIconColor ColorIndex)
{
QPalette pal = _this->palette();
switch (ColorIndex)
{
case CDockOverlayCross::FrameColor: return pal.color(QPalette::Active, QPalette::Highlight);
case CDockOverlayCross::WindowBackgroundColor: return pal.color(QPalette::Active, QPalette::Base);
case CDockOverlayCross::OverlayColor:
{
QColor Color = pal.color(QPalette::Active, QPalette::Highlight);
Color.setAlpha(64);
return Color;
}
break;
case CDockOverlayCross::ArrowColor: return pal.color(QPalette::Active, QPalette::Base);
case CDockOverlayCross::ShadowColor: return QColor(0, 0, 0, 64);
default:
return QColor();
}
return QColor();
}
/**
* Stylehseet based icon colors
*/
QColor iconColor(CDockOverlayCross::eIconColor ColorIndex)
{
QColor Color = IconColors[ColorIndex];
if (!Color.isValid())
{
Color = defaultIconColor(ColorIndex);
IconColors[ColorIndex] = Color;
}
return Color;
}
//============================================================================
/**
* Helper function that returns the drop indicator width depending on the
* operating system
*/
qreal dropIndicatiorWidth(QLabel* l) const
{
#ifdef Q_OS_LINUX
Q_UNUSED(l)
return 40;
#else
return static_cast<qreal>(l->fontMetrics().height()) * 3.f;
#endif
}
//============================================================================
QWidget* createDropIndicatorWidget(DockWidgetArea DockWidgetArea,
CDockOverlay::eMode Mode)
{
QLabel* l = new QLabel();
l->setObjectName("DockWidgetAreaLabel");
const qreal metric = dropIndicatiorWidth(l);
const QSizeF size(metric, metric);
l->setPixmap(createHighDpiDropIndicatorPixmap(size, DockWidgetArea, Mode));
l->setWindowFlags(Qt::Tool | Qt::FramelessWindowHint);
l->setAttribute(Qt::WA_TranslucentBackground);
l->setProperty("dockWidgetArea", DockWidgetArea);
return l;
}
//============================================================================
void updateDropIndicatorIcon(QWidget* DropIndicatorWidget)
{
QLabel* l = qobject_cast<QLabel*>(DropIndicatorWidget);
const qreal metric = dropIndicatiorWidth(l);
const QSizeF size(metric, metric);
int Area = l->property("dockWidgetArea").toInt();
l->setPixmap(createHighDpiDropIndicatorPixmap(size, (DockWidgetArea)Area, Mode));
}
//============================================================================
QPixmap createHighDpiDropIndicatorPixmap(const QSizeF& size, DockWidgetArea DockWidgetArea,
CDockOverlay::eMode Mode)
{
QColor borderColor = iconColor(CDockOverlayCross::FrameColor);
QColor backgroundColor = iconColor(CDockOverlayCross::WindowBackgroundColor);
#if QT_VERSION >= 0x050600
double DevicePixelRatio = _this->window()->devicePixelRatioF();
#else
double DevicePixelRatio = _this->window()->devicePixelRatio();
#endif
QSizeF PixmapSize = size * DevicePixelRatio;
QPixmap pm(PixmapSize.toSize());
pm.fill(QColor(0, 0, 0, 0));
QPainter p(&pm);
QPen pen = p.pen();
QRectF ShadowRect(pm.rect());
QRectF baseRect;
baseRect.setSize(ShadowRect.size() * 0.7);
baseRect.moveCenter(ShadowRect.center());
// Fill
QColor ShadowColor = iconColor(CDockOverlayCross::ShadowColor);
if (ShadowColor.alpha() == 255)
{
ShadowColor.setAlpha(64);
}
p.fillRect(ShadowRect, ShadowColor);
// Drop area rect.
p.save();
QRectF areaRect;
QLineF areaLine;
QRectF nonAreaRect;
switch (DockWidgetArea)
{
case TopDockWidgetArea:
areaRect = QRectF(baseRect.x(), baseRect.y(), baseRect.width(), baseRect.height() * .5f);
nonAreaRect = QRectF(baseRect.x(), ShadowRect.height() * .5f, baseRect.width(), baseRect.height() * .5f);
areaLine = QLineF(areaRect.bottomLeft(), areaRect.bottomRight());
break;
case RightDockWidgetArea:
areaRect = QRectF(ShadowRect.width() * .5f, baseRect.y(), baseRect.width() * .5f, baseRect.height());
nonAreaRect = QRectF(baseRect.x(), baseRect.y(), baseRect.width() * .5f, baseRect.height());
areaLine = QLineF(areaRect.topLeft(), areaRect.bottomLeft());
break;
case BottomDockWidgetArea:
areaRect = QRectF(baseRect.x(), ShadowRect.height() * .5f, baseRect.width(), baseRect.height() * .5f);
nonAreaRect = QRectF(baseRect.x(), baseRect.y(), baseRect.width(), baseRect.height() * .5f);
areaLine = QLineF(areaRect.topLeft(), areaRect.topRight());
break;
case LeftDockWidgetArea:
areaRect = QRectF(baseRect.x(), baseRect.y(), baseRect.width() * .5f, baseRect.height());
nonAreaRect = QRectF(ShadowRect.width() * .5f, baseRect.y(), baseRect.width() * .5f, baseRect.height());
areaLine = QLineF(areaRect.topRight(), areaRect.bottomRight());
break;
default:
break;
}
QSizeF baseSize = baseRect.size();
if (CDockOverlay::ModeContainerOverlay == Mode && DockWidgetArea != CenterDockWidgetArea)
{
baseRect = areaRect;
}
p.fillRect(baseRect, backgroundColor);
if (areaRect.isValid())
{
pen = p.pen();
pen.setColor(borderColor);
QColor Color = iconColor(CDockOverlayCross::OverlayColor);
if (Color.alpha() == 255)
{
Color.setAlpha(64);
}
p.setBrush(Color);
p.setPen(Qt::NoPen);
p.drawRect(areaRect);
pen = p.pen();
pen.setWidth(1);
pen.setColor(borderColor);
pen.setStyle(Qt::DashLine);
p.setPen(pen);
p.drawLine(areaLine);
}
p.restore();
p.save();
// Draw outer border
pen = p.pen();
pen.setColor(borderColor);
pen.setWidth(1);
p.setBrush(Qt::NoBrush);
p.setPen(pen);
p.drawRect(baseRect);
// draw window title bar
p.setBrush(borderColor);
QRectF FrameRect(baseRect.topLeft(), QSizeF(baseRect.width(), baseSize.height() / 10));
p.drawRect(FrameRect);
p.restore();
// Draw arrow for outer container drop indicators
if (CDockOverlay::ModeContainerOverlay == Mode && DockWidgetArea != CenterDockWidgetArea)
{
QRectF ArrowRect;
ArrowRect.setSize(baseSize);
ArrowRect.setWidth(ArrowRect.width() / 4.6);
ArrowRect.setHeight(ArrowRect.height() / 2);
ArrowRect.moveCenter(QPointF(0, 0));
QPolygonF Arrow;
Arrow << ArrowRect.topLeft()
<< QPointF( ArrowRect.right(), ArrowRect.center().y())
<< ArrowRect.bottomLeft();
p.setPen(Qt::NoPen);
p.setBrush(iconColor(CDockOverlayCross::ArrowColor));
p.setRenderHint(QPainter::Antialiasing, true);
p.translate(nonAreaRect.center().x(), nonAreaRect.center().y());
switch (DockWidgetArea)
{
case TopDockWidgetArea:
p.rotate(-90);
break;
case RightDockWidgetArea:
break;
case BottomDockWidgetArea:
p.rotate(90);
break;
case LeftDockWidgetArea:
p.rotate(180);
break;
default:
break;
}
p.drawPolygon(Arrow);
}
pm.setDevicePixelRatio(DevicePixelRatio);
return pm;
}
};
//============================================================================
CDockOverlay::CDockOverlay(QWidget* parent, eMode Mode) :
QFrame(parent),
d(new DockOverlayPrivate(this))
{
d->Mode = Mode;
d->Cross = new CDockOverlayCross(this);
#ifdef Q_OS_LINUX
setWindowFlags(Qt::Tool | Qt::FramelessWindowHint | Qt::WindowStaysOnTopHint | Qt::X11BypassWindowManagerHint);
#else
setWindowFlags(Qt::Tool | Qt::FramelessWindowHint);
#endif
setWindowOpacity(1);
setWindowTitle("DockOverlay");
setAttribute(Qt::WA_NoSystemBackground);
setAttribute(Qt::WA_TranslucentBackground);
d->Cross->setVisible(false);
setVisible(false);
}
//============================================================================
CDockOverlay::~CDockOverlay()
{
delete d;
}
//============================================================================
void CDockOverlay::setAllowedAreas(DockWidgetAreas areas)
{
if (areas == d->AllowedAreas)
return;
d->AllowedAreas = areas;
d->Cross->reset();
}
//============================================================================
DockWidgetAreas CDockOverlay::allowedAreas() const
{
return d->AllowedAreas;
}
//============================================================================
DockWidgetArea CDockOverlay::dropAreaUnderCursor() const
{
DockWidgetArea Result = d->Cross->cursorLocation();
if (Result != InvalidDockWidgetArea)
{
return Result;
}
CDockAreaWidget* DockArea = qobject_cast<CDockAreaWidget*>(d->TargetWidget.data());
if (!DockArea)
{
return Result;
}
if (DockArea->allowedAreas().testFlag(CenterDockWidgetArea)
&& !DockArea->titleBar()->isHidden()
&& DockArea->titleBarGeometry().contains(DockArea->mapFromGlobal(QCursor::pos())))
{
return CenterDockWidgetArea;
}
return Result;
}
//============================================================================
DockWidgetArea CDockOverlay::visibleDropAreaUnderCursor() const
{
if (isHidden() || !d->DropPreviewEnabled)
{
return InvalidDockWidgetArea;
}
else
{
return dropAreaUnderCursor();
}
}
//============================================================================
DockWidgetArea CDockOverlay::showOverlay(QWidget* target)
{
if (d->TargetWidget == target)
{
// Hint: We could update geometry of overlay here.
DockWidgetArea da = dropAreaUnderCursor();
if (da != d->LastLocation)
{
repaint();
d->LastLocation = da;
}
return da;
}
d->TargetWidget = target;
d->LastLocation = InvalidDockWidgetArea;
// Move it over the target.
resize(target->size());
QPoint TopLeft = target->mapToGlobal(target->rect().topLeft());
move(TopLeft);
show();
d->Cross->updatePosition();
d->Cross->updateOverlayIcons();
return dropAreaUnderCursor();
}
//============================================================================
void CDockOverlay::hideOverlay()
{
hide();
d->TargetWidget.clear();
d->LastLocation = InvalidDockWidgetArea;
d->DropAreaRect = QRect();
}
//============================================================================
void CDockOverlay::enableDropPreview(bool Enable)
{
d->DropPreviewEnabled = Enable;
update();
}
//============================================================================
bool CDockOverlay::dropPreviewEnabled() const
{
return d->DropPreviewEnabled;
}
//============================================================================
void CDockOverlay::paintEvent(QPaintEvent* event)
{
Q_UNUSED(event);
// Draw rect based on location
if (!d->DropPreviewEnabled)
{
d->DropAreaRect = QRect();
return;
}
QRect r = rect();
const DockWidgetArea da = dropAreaUnderCursor();
double Factor = (CDockOverlay::ModeContainerOverlay == d->Mode) ?
3 : 2;
switch (da)
{
case TopDockWidgetArea: r.setHeight(r.height() / Factor); break;
case RightDockWidgetArea: r.setX(r.width() * (1 - 1 / Factor)); break;
case BottomDockWidgetArea: r.setY(r.height() * (1 - 1 / Factor)); break;
case LeftDockWidgetArea: r.setWidth(r.width() / Factor); break;
case CenterDockWidgetArea: r = rect();break;
default: return;
}
QPainter painter(this);
QColor Color = palette().color(QPalette::Active, QPalette::Highlight);
QPen Pen = painter.pen();
Pen.setColor(Color.darker(120));
Pen.setStyle(Qt::SolidLine);
Pen.setWidth(1);
Pen.setCosmetic(true);
painter.setPen(Pen);
Color = Color.lighter(130);
Color.setAlpha(64);
painter.setBrush(Color);
painter.drawRect(r.adjusted(0, 0, -1, -1));
d->DropAreaRect = r;
}
//============================================================================
QRect CDockOverlay::dropOverlayRect() const
{
return d->DropAreaRect;
}
//============================================================================
void CDockOverlay::showEvent(QShowEvent* e)
{
d->Cross->show();
QFrame::showEvent(e);
}
//============================================================================
void CDockOverlay::hideEvent(QHideEvent* e)
{
d->Cross->hide();
QFrame::hideEvent(e);
}
//============================================================================
bool CDockOverlay::event(QEvent *e)
{
bool Result = Super::event(e);
if (e->type() == QEvent::Polish)
{
d->Cross->setupOverlayCross(d->Mode);
}
return Result;
}
//============================================================================
static int areaAlignment(const DockWidgetArea area)
{
switch (area)
{
case TopDockWidgetArea: return (int) Qt::AlignHCenter | Qt::AlignBottom;
case RightDockWidgetArea: return (int) Qt::AlignLeft | Qt::AlignVCenter;
case BottomDockWidgetArea: return (int) Qt::AlignHCenter | Qt::AlignTop;
case LeftDockWidgetArea: return (int) Qt::AlignRight | Qt::AlignVCenter;
case CenterDockWidgetArea: return (int) Qt::AlignCenter;
default: return Qt::AlignCenter;
}
}
//============================================================================
// DockOverlayCrossPrivate
//============================================================================
QPoint DockOverlayCrossPrivate::areaGridPosition(const DockWidgetArea area)
{
if (CDockOverlay::ModeDockAreaOverlay == Mode)
{
switch (area)
{
case TopDockWidgetArea: return QPoint(1, 2);
case RightDockWidgetArea: return QPoint(2, 3);
case BottomDockWidgetArea: return QPoint(3, 2);
case LeftDockWidgetArea: return QPoint(2, 1);
case CenterDockWidgetArea: return QPoint(2, 2);
default: return QPoint();
}
}
else
{
switch (area)
{
case TopDockWidgetArea: return QPoint(0, 2);
case RightDockWidgetArea: return QPoint(2, 4);
case BottomDockWidgetArea: return QPoint(4, 2);
case LeftDockWidgetArea: return QPoint(2, 0);
case CenterDockWidgetArea: return QPoint(2, 2);
default: return QPoint();
}
}
}
//============================================================================
CDockOverlayCross::CDockOverlayCross(CDockOverlay* overlay) :
QWidget(overlay->parentWidget()),
d(new DockOverlayCrossPrivate(this))
{
d->DockOverlay = overlay;
#ifdef Q_OS_LINUX
setWindowFlags(Qt::Tool | Qt::FramelessWindowHint | Qt::WindowStaysOnTopHint | Qt::X11BypassWindowManagerHint);
#else
setWindowFlags(Qt::Tool | Qt::FramelessWindowHint);
#endif
setWindowTitle("DockOverlayCross");
setAttribute(Qt::WA_TranslucentBackground);
d->GridLayout = new QGridLayout();
d->GridLayout->setSpacing(0);
setLayout(d->GridLayout);
}
//============================================================================
CDockOverlayCross::~CDockOverlayCross()
{
delete d;
}
//============================================================================
void CDockOverlayCross::setupOverlayCross(CDockOverlay::eMode Mode)
{
d->Mode = Mode;
QHash<DockWidgetArea, QWidget*> areaWidgets;
areaWidgets.insert(TopDockWidgetArea, d->createDropIndicatorWidget(TopDockWidgetArea, Mode));
areaWidgets.insert(RightDockWidgetArea, d->createDropIndicatorWidget(RightDockWidgetArea, Mode));
areaWidgets.insert(BottomDockWidgetArea, d->createDropIndicatorWidget(BottomDockWidgetArea, Mode));
areaWidgets.insert(LeftDockWidgetArea, d->createDropIndicatorWidget(LeftDockWidgetArea, Mode));
areaWidgets.insert(CenterDockWidgetArea, d->createDropIndicatorWidget(CenterDockWidgetArea, Mode));
#if QT_VERSION >= 0x050600
d->LastDevicePixelRatio = devicePixelRatioF();
#else
d->LastDevicePixelRatio = devicePixelRatio();
#endif
setAreaWidgets(areaWidgets);
d->UpdateRequired = false;
}
//============================================================================
void CDockOverlayCross::updateOverlayIcons()
{
if (windowHandle()->devicePixelRatio() == d->LastDevicePixelRatio)
{
return;
}
for (auto Widget : d->DropIndicatorWidgets)
{
d->updateDropIndicatorIcon(Widget);
}
#if QT_VERSION >= 0x050600
d->LastDevicePixelRatio = devicePixelRatioF();
#else
d->LastDevicePixelRatio = devicePixelRatio();
#endif
}
//============================================================================
void CDockOverlayCross::setIconColor(eIconColor ColorIndex, const QColor& Color)
{
d->IconColors[ColorIndex] = Color;
d->UpdateRequired = true;
}
//============================================================================
QColor CDockOverlayCross::iconColor(eIconColor ColorIndex) const
{
return d->IconColors[ColorIndex];
}
//============================================================================
void CDockOverlayCross::setAreaWidgets(const QHash<DockWidgetArea, QWidget*>& widgets)
{
// Delete old widgets.
QMutableHashIterator<DockWidgetArea, QWidget*> i(d->DropIndicatorWidgets);
while (i.hasNext())
{
i.next();
QWidget* widget = i.value();
d->GridLayout->removeWidget(widget);
delete widget;
i.remove();
}
// Insert new widgets into grid.
d->DropIndicatorWidgets = widgets;
QHashIterator<DockWidgetArea, QWidget*> i2(d->DropIndicatorWidgets);
while (i2.hasNext())
{
i2.next();
const DockWidgetArea area = i2.key();
QWidget* widget = i2.value();
QPoint p = d->areaGridPosition(area);
d->GridLayout->addWidget(widget, p.x(), p.y(), (Qt::Alignment) areaAlignment(area));
}
if (CDockOverlay::ModeDockAreaOverlay == d->Mode)
{
d->GridLayout->setContentsMargins(0, 0, 0, 0);
d->GridLayout->setRowStretch(0, 1);
d->GridLayout->setRowStretch(1, 0);
d->GridLayout->setRowStretch(2, 0);
d->GridLayout->setRowStretch(3, 0);
d->GridLayout->setRowStretch(4, 1);
d->GridLayout->setColumnStretch(0, 1);
d->GridLayout->setColumnStretch(1, 0);
d->GridLayout->setColumnStretch(2, 0);
d->GridLayout->setColumnStretch(3, 0);
d->GridLayout->setColumnStretch(4, 1);
}
else
{
d->GridLayout->setContentsMargins(4, 4, 4, 4);
d->GridLayout->setRowStretch(0, 0);
d->GridLayout->setRowStretch(1, 1);
d->GridLayout->setRowStretch(2, 1);
d->GridLayout->setRowStretch(3, 1);
d->GridLayout->setRowStretch(4, 0);
d->GridLayout->setColumnStretch(0, 0);
d->GridLayout->setColumnStretch(1, 1);
d->GridLayout->setColumnStretch(2, 1);
d->GridLayout->setColumnStretch(3, 1);
d->GridLayout->setColumnStretch(4, 0);
}
reset();
}
//============================================================================
DockWidgetArea CDockOverlayCross::cursorLocation() const
{
const QPoint pos = mapFromGlobal(QCursor::pos());
QHashIterator<DockWidgetArea, QWidget*> i(d->DropIndicatorWidgets);
while (i.hasNext())
{
i.next();
if (d->DockOverlay->allowedAreas().testFlag(i.key())
&& i.value()
&& i.value()->isVisible()
&& i.value()->geometry().contains(pos))
{
return i.key();
}
}
return InvalidDockWidgetArea;
}
//============================================================================
void CDockOverlayCross::showEvent(QShowEvent*)
{
if (d->UpdateRequired)
{
setupOverlayCross(d->Mode);
}
this->updatePosition();
}
//============================================================================
void CDockOverlayCross::updatePosition()
{
resize(d->DockOverlay->size());
QPoint TopLeft = d->DockOverlay->pos();
QPoint Offest((this->width() - d->DockOverlay->width()) / 2,
(this->height() - d->DockOverlay->height()) / 2);
QPoint CrossTopLeft = TopLeft - Offest;
move(CrossTopLeft);
}
//============================================================================
void CDockOverlayCross::reset()
{
QList<DockWidgetArea> allAreas;
allAreas << TopDockWidgetArea << RightDockWidgetArea
<< BottomDockWidgetArea << LeftDockWidgetArea << CenterDockWidgetArea;
const DockWidgetAreas allowedAreas = d->DockOverlay->allowedAreas();
// Update visibility of area widgets based on allowedAreas.
for (int i = 0; i < allAreas.count(); ++i)
{
QPoint p = d->areaGridPosition(allAreas.at(i));
QLayoutItem* item = d->GridLayout->itemAtPosition(p.x(), p.y());
QWidget* w = nullptr;
if (item && (w = item->widget()) != nullptr)
{
w->setVisible(allowedAreas.testFlag(allAreas.at(i)));
}
}
}
//============================================================================
void CDockOverlayCross::setIconColors(const QString& Colors)
{
static const QMap<QString, int> ColorCompenentStringMap{
{"Frame", CDockOverlayCross::FrameColor},
{"Background", CDockOverlayCross::WindowBackgroundColor},
{"Overlay", CDockOverlayCross::OverlayColor},
{"Arrow", CDockOverlayCross::ArrowColor},
{"Shadow", CDockOverlayCross::ShadowColor}};
auto ColorList = Colors.split(' ', QString::SkipEmptyParts);
for (const auto& ColorListEntry : ColorList)
{
auto ComponentColor = ColorListEntry.split('=', QString::SkipEmptyParts);
int Component = ColorCompenentStringMap.value(ComponentColor[0], -1);
if (Component < 0)
{
continue;
}
d->IconColors[Component] = QColor(ComponentColor[1]);
}
d->UpdateRequired = true;
}
//============================================================================
QString CDockOverlayCross::iconColors() const
{
return QString();
}
} // namespace ads
//----------------------------------------------------------------------------

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#ifndef DockOverlayH
#define DockOverlayH
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
// INCLUDES
//============================================================================
#include <QPointer>
#include <QHash>
#include <QRect>
#include <QFrame>
class QGridLayout;
#include "ads_globals.h"
namespace ads
{
struct DockOverlayPrivate;
class CDockOverlayCross;
/*!
* DockOverlay paints a translucent rectangle over another widget. The geometry
* of the rectangle is based on the mouse location.
*/
class ADS_EXPORT CDockOverlay : public QFrame
{
Q_OBJECT
private:
DockOverlayPrivate* d; //< private data class
friend struct DockOverlayPrivate;
friend class DockOverlayCross;
public:
using Super = QFrame;
enum eMode
{
ModeDockAreaOverlay,
ModeContainerOverlay
};
/**
* Creates a dock overlay
*/
CDockOverlay(QWidget* parent, eMode Mode = ModeDockAreaOverlay);
/**
* Virtual destructor
*/
virtual ~CDockOverlay();
/**
* Configures the areas that are allowed for docking
*/
void setAllowedAreas(DockWidgetAreas areas);
/**
* Returns flags with all allowed drop areas
*/
DockWidgetAreas allowedAreas() const;
/**
* Returns the drop area under the current cursor location
*/
DockWidgetArea dropAreaUnderCursor() const;
/**
* This function returns the same like dropAreaUnderCursor() if this
* overlay is not hidden and if drop preview is enabled and returns
* InvalidDockWidgetArea if it is hidden or drop preview is disabled.
*/
DockWidgetArea visibleDropAreaUnderCursor() const;
/**
* Show the drop overly for the given target widget
*/
DockWidgetArea showOverlay(QWidget* target);
/**
* Hides the overlay
*/
void hideOverlay();
/**
* Enables / disables the semi transparent overlay rectangle that represents
* the future area of the dropped widget
*/
void enableDropPreview(bool Enable);
/**
* Returns true if drop preview is enabled
*/
bool dropPreviewEnabled() const;
/**
* The drop overlay rectangle for the target area
*/
QRect dropOverlayRect() const;
/**
* Handle polish events
*/
virtual bool event(QEvent *e) override;
protected:
virtual void paintEvent(QPaintEvent *e) override;
virtual void showEvent(QShowEvent* e) override;
virtual void hideEvent(QHideEvent* e) override;
};
struct DockOverlayCrossPrivate;
/*!
* DockOverlayCross shows a cross with 5 different drop area possibilities.
* I could have handled everything inside DockOverlay, but because of some
* styling issues it's better to have a separate class for the cross.
* You can style the cross icon using the property system.
* \code
* ads--CDockOverlayCross
{
qproperty-iconFrameColor: palette(highlight);
qproperty-iconBackgroundColor: palette(base);
qproperty-iconOverlayColor: palette(highlight);
qproperty-iconArrowColor: rgb(227, 227, 227);
qproperty-iconShadowColor: rgb(0, 0, 0);
}
* \endcode
* Or you can use the iconColors property to pass in AARRGGBB values as
* hex string like shown in the example below.
* \code
* ads--CDockOverlayCross
* {
* qproperty-iconColors: "Frame=#ff3d3d3d Background=#ff929292 Overlay=#1f3d3d3d Arrow=#ffb4b4b4 Shadow=#40474747";
* }
* \endcode
*/
class CDockOverlayCross : public QWidget
{
Q_OBJECT
Q_PROPERTY(QString iconColors READ iconColors WRITE setIconColors)
Q_PROPERTY(QColor iconFrameColor READ iconColor WRITE setIconFrameColor)
Q_PROPERTY(QColor iconBackgroundColor READ iconColor WRITE setIconBackgroundColor)
Q_PROPERTY(QColor iconOverlayColor READ iconColor WRITE setIconOverlayColor)
Q_PROPERTY(QColor iconArrowColor READ iconColor WRITE setIconArrowColor)
Q_PROPERTY(QColor iconShadowColor READ iconColor WRITE setIconShadowColor)
public:
enum eIconColor
{
FrameColor,///< the color of the frame of the small window icon
WindowBackgroundColor,///< the background color of the small window in the icon
OverlayColor,///< the color that shows the overlay (the dock side) in the icon
ArrowColor,///< the arrow that points into the direction
ShadowColor///< the color of the shadow rectangle that is painted below the icons
};
private:
DockOverlayCrossPrivate* d;
friend struct DockOverlayCrossPrivate;
friend class CDockOverlay;
protected:
/**
* This function returns an empty string and is only here to silence
* moc
*/
QString iconColors() const;
/**
* This is a dummy function for the property system
*/
QColor iconColor() const {return QColor();}
void setIconFrameColor(const QColor& Color) {setIconColor(FrameColor, Color);}
void setIconBackgroundColor(const QColor& Color) {setIconColor(WindowBackgroundColor, Color);}
void setIconOverlayColor(const QColor& Color) {setIconColor(OverlayColor, Color);}
void setIconArrowColor(const QColor& Color) {setIconColor(ArrowColor, Color);}
void setIconShadowColor(const QColor& Color) {setIconColor(ShadowColor, Color);}
public:
/**
* Creates an overlay cross for the given overlay
*/
CDockOverlayCross(CDockOverlay* overlay);
/**
* Virtual destructor
*/
virtual ~CDockOverlayCross();
/**
* Sets a certain icon color
*/
void setIconColor(eIconColor ColorIndex, const QColor& Color);
/**
* Returns the icon color given by ColorIndex
*/
QColor iconColor(eIconColor ColorIndex) const;
/**
* Returns the dock widget area depending on the current cursor location.
* The function checks, if the mouse cursor is inside of any drop indicator
* widget and returns the corresponding DockWidgetArea.
*/
DockWidgetArea cursorLocation() const;
/**
* Sets up the overlay cross for the given overlay mode
*/
void setupOverlayCross(CDockOverlay::eMode Mode);
/**
* Recreates the overlay icons.
*/
void updateOverlayIcons();
/**
* Resets and updates the
*/
void reset();
/**
* Updates the current position
*/
void updatePosition();
/**
* A string with all icon colors to set.
* You can use this property to style the overly icon via CSS stylesheet
* file. The colors are set via a color identifier and a hex AARRGGBB value like
* in the example below.
* \code
* ads--CDockOverlayCross
* {
* qproperty-iconColors: "Frame=#ff3d3d3d Background=#ff929292 Overlay=#1f3d3d3d Arrow=#ffb4b4b4 Shadow=#40474747";
* }
*/
void setIconColors(const QString& Colors);
protected:
virtual void showEvent(QShowEvent* e) override;
void setAreaWidgets(const QHash<DockWidgetArea, QWidget*>& widgets);
}; // CDockOverlayCross
} // namespace ads
#endif // DockOverlayH

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/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockSplitter.cpp
/// \author Uwe Kindler
/// \date 24.03.2017
/// \brief Implementation of CDockSplitter
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "DockSplitter.h"
#include <QDebug>
#include <QChildEvent>
#include "DockAreaWidget.h"
namespace ads
{
/**
* Private dock splitter data
*/
struct DockSplitterPrivate
{
CDockSplitter* _this;
int VisibleContentCount = 0;
DockSplitterPrivate(CDockSplitter* _public) : _this(_public) {}
};
//============================================================================
CDockSplitter::CDockSplitter(QWidget *parent)
: QSplitter(parent),
d(new DockSplitterPrivate(this))
{
setProperty("ads-splitter", true);
setChildrenCollapsible(false);
}
//============================================================================
CDockSplitter::CDockSplitter(Qt::Orientation orientation, QWidget *parent)
: QSplitter(orientation, parent),
d(new DockSplitterPrivate(this))
{
}
//============================================================================
CDockSplitter::~CDockSplitter()
{
ADS_PRINT("~CDockSplitter");
delete d;
}
//============================================================================
bool CDockSplitter::hasVisibleContent() const
{
// TODO Cache or precalculate this to speed up
for (int i = 0; i < count(); ++i)
{
if (!widget(i)->isHidden())
{
return true;
}
}
return false;
}
//============================================================================
QWidget* CDockSplitter::firstWidget() const
{
return (count() > 0) ? widget(0) : nullptr;
}
//============================================================================
QWidget* CDockSplitter::lastWidget() const
{
return (count() > 0) ? widget(count() - 1) : nullptr;
}
} // namespace ads
//---------------------------------------------------------------------------
// EOF DockSplitter.cpp

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#ifndef DockSplitterH
#define DockSplitterH
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockSplitter.h
/// \author Uwe Kindler
/// \date 24.03.2017
/// \brief Declaration of CDockSplitter
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QSplitter>
#include "ads_globals.h"
namespace ads
{
struct DockSplitterPrivate;
/**
* Splitter used internally instead of QSplitter with some additional
* fuctionality.
*/
class ADS_EXPORT CDockSplitter : public QSplitter
{
Q_OBJECT
private:
DockSplitterPrivate* d;
friend struct DockSplitterPrivate;
public:
CDockSplitter(QWidget *parent = Q_NULLPTR);
CDockSplitter(Qt::Orientation orientation, QWidget *parent = Q_NULLPTR);
/**
* Prints debug info
*/
virtual ~CDockSplitter();
/**
* Returns true, if any of the internal widgets is visible
*/
bool hasVisibleContent() const;
/**
* Returns first widget or nullptr if splitter is empty
*/
QWidget* firstWidget() const;
/**
* Returns last widget of nullptr is splitter is empty
*/
QWidget* lastWidget() const;
}; // class CDockSplitter
} // namespace ads
//---------------------------------------------------------------------------
#endif // DockSplitterH

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/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockWidget.cpp
/// \author Uwe Kindler
/// \date 26.02.2017
/// \brief Implementation of CDockWidget class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "DockWidgetTab.h"
#include "DockWidget.h"
#include <iostream>
#include <QBoxLayout>
#include <QAction>
#include <QSplitter>
#include <QStack>
#include <QScrollArea>
#include <QTextStream>
#include <QPointer>
#include <QEvent>
#include <QDebug>
#include <QToolBar>
#include <QXmlStreamWriter>
#include <QWindow>
#include <QGuiApplication>
#include <QScreen>
#include <QWindow>
#include "DockContainerWidget.h"
#include "DockAreaWidget.h"
#include "DockManager.h"
#include "FloatingDockContainer.h"
#include "DockSplitter.h"
#include "DockComponentsFactory.h"
#include "ads_globals.h"
namespace ads
{
/**
* Private data class of CDockWidget class (pimpl)
*/
struct DockWidgetPrivate
{
CDockWidget* _this = nullptr;
QBoxLayout* Layout = nullptr;
QWidget* Widget = nullptr;
CDockWidgetTab* TabWidget = nullptr;
CDockWidget::DockWidgetFeatures Features = CDockWidget::DefaultDockWidgetFeatures;
CDockManager* DockManager = nullptr;
CDockAreaWidget* DockArea = nullptr;
QAction* ToggleViewAction = nullptr;
bool Closed = false;
QScrollArea* ScrollArea = nullptr;
QToolBar* ToolBar = nullptr;
Qt::ToolButtonStyle ToolBarStyleDocked = Qt::ToolButtonIconOnly;
Qt::ToolButtonStyle ToolBarStyleFloating = Qt::ToolButtonTextUnderIcon;
QSize ToolBarIconSizeDocked = QSize(16, 16);
QSize ToolBarIconSizeFloating = QSize(24, 24);
bool IsFloatingTopLevel = false;
QList<QAction*> TitleBarActions;
CDockWidget::eMinimumSizeHintMode MinimumSizeHintMode = CDockWidget::MinimumSizeHintFromDockWidget;
/**
* Private data constructor
*/
DockWidgetPrivate(CDockWidget* _public);
/**
* Show dock widget
*/
void showDockWidget();
/**
* Hide dock widget.
*/
void hideDockWidget();
/**
* Hides a dock area if all dock widgets in the area are closed.
* This function updates the current selected tab and hides the parent
* dock area if it is empty
*/
void updateParentDockArea();
/**
* Setup the top tool bar
*/
void setupToolBar();
/**
* Setup the main scroll area
*/
void setupScrollArea();
};
// struct DockWidgetPrivate
//============================================================================
DockWidgetPrivate::DockWidgetPrivate(CDockWidget* _public) :
_this(_public)
{
}
//============================================================================
void DockWidgetPrivate::showDockWidget()
{
if (!DockArea)
{
CFloatingDockContainer* FloatingWidget = new CFloatingDockContainer(_this);
FloatingWidget->resize(_this->size());
FloatingWidget->show();
}
else
{
DockArea->setCurrentDockWidget(_this);
DockArea->toggleView(true);
TabWidget->show();
QSplitter* Splitter = internal::findParent<QSplitter*>(DockArea);
while (Splitter && !Splitter->isVisible())
{
Splitter->show();
Splitter = internal::findParent<QSplitter*>(Splitter);
}
CDockContainerWidget* Container = DockArea->dockContainer();
if (Container->isFloating())
{
CFloatingDockContainer* FloatingWidget = internal::findParent<
CFloatingDockContainer*>(Container);
FloatingWidget->show();
}
}
}
//============================================================================
void DockWidgetPrivate::hideDockWidget()
{
TabWidget->hide();
updateParentDockArea();
}
//============================================================================
void DockWidgetPrivate::updateParentDockArea()
{
if (!DockArea)
{
return;
}
// we don't need to change the current tab if the
// current dock widget is not the one being closed
if (DockArea->currentDockWidget() != _this){
return;
}
auto NextDockWidget = DockArea->nextOpenDockWidget(_this);
if (NextDockWidget)
{
DockArea->setCurrentDockWidget(NextDockWidget);
}
else
{
DockArea->hideAreaWithNoVisibleContent();
}
}
//============================================================================
void DockWidgetPrivate::setupToolBar()
{
ToolBar = new QToolBar(_this);
ToolBar->setObjectName("dockWidgetToolBar");
Layout->insertWidget(0, ToolBar);
ToolBar->setIconSize(QSize(16, 16));
ToolBar->toggleViewAction()->setEnabled(false);
ToolBar->toggleViewAction()->setVisible(false);
_this->connect(_this, SIGNAL(topLevelChanged(bool)), SLOT(setToolbarFloatingStyle(bool)));
}
//============================================================================
void DockWidgetPrivate::setupScrollArea()
{
ScrollArea = new QScrollArea(_this);
ScrollArea->setObjectName("dockWidgetScrollArea");
ScrollArea->setWidgetResizable(true);
Layout->addWidget(ScrollArea);
}
//============================================================================
CDockWidget::CDockWidget(const QString &title, QWidget *parent) :
QFrame(parent),
d(new DockWidgetPrivate(this))
{
d->Layout = new QBoxLayout(QBoxLayout::TopToBottom);
d->Layout->setContentsMargins(0, 0, 0, 0);
d->Layout->setSpacing(0);
setLayout(d->Layout);
setWindowTitle(title);
setObjectName(title);
d->TabWidget = componentsFactory()->createDockWidgetTab(this);
d->ToggleViewAction = new QAction(title, this);
d->ToggleViewAction->setCheckable(true);
connect(d->ToggleViewAction, SIGNAL(triggered(bool)), this,
SLOT(toggleView(bool)));
setToolbarFloatingStyle(false);
}
//============================================================================
CDockWidget::~CDockWidget()
{
ADS_PRINT("~CDockWidget()");
delete d;
}
//============================================================================
void CDockWidget::setToggleViewActionChecked(bool Checked)
{
QAction* Action = d->ToggleViewAction;
Action->blockSignals(true);
Action->setChecked(Checked);
Action->blockSignals(false);
}
//============================================================================
void CDockWidget::setWidget(QWidget* widget, eInsertMode InsertMode)
{
if (d->Widget)
{
takeWidget();
}
auto ScrollAreaWidget = qobject_cast<QAbstractScrollArea*>(widget);
if (ScrollAreaWidget || ForceNoScrollArea == InsertMode)
{
d->Layout->addWidget(widget);
if (ScrollAreaWidget && ScrollAreaWidget->viewport())
{
ScrollAreaWidget->viewport()->setProperty("dockWidgetContent", true);
}
}
else
{
d->setupScrollArea();
d->ScrollArea->setWidget(widget);
}
d->Widget = widget;
d->Widget->setProperty("dockWidgetContent", true);
}
//============================================================================
QWidget* CDockWidget::takeWidget()
{
QWidget* w = nullptr;
if (d->ScrollArea)
{
d->Layout->removeWidget(d->ScrollArea);
w = d->ScrollArea->takeWidget();
delete d->ScrollArea;
d->ScrollArea = nullptr;
}
else if (d->Widget)
{
d->Layout->removeWidget(d->Widget);
w = d->Widget;
d->Widget = nullptr;
}
if (w)
{
w->setParent(nullptr);
}
return w;
}
//============================================================================
QWidget* CDockWidget::widget() const
{
return d->Widget;
}
//============================================================================
CDockWidgetTab* CDockWidget::tabWidget() const
{
return d->TabWidget;
}
//============================================================================
void CDockWidget::setFeatures(DockWidgetFeatures features)
{
if (d->Features == features)
{
return;
}
d->Features = features;
emit featuresChanged(d->Features);
d->TabWidget->onDockWidgetFeaturesChanged();
}
//============================================================================
void CDockWidget::setFeature(DockWidgetFeature flag, bool on)
{
auto Features = features();
internal::setFlag(Features, flag, on);
setFeatures(Features);
}
//============================================================================
CDockWidget::DockWidgetFeatures CDockWidget::features() const
{
return d->Features;
}
//============================================================================
CDockManager* CDockWidget::dockManager() const
{
return d->DockManager;
}
//============================================================================
void CDockWidget::setDockManager(CDockManager* DockManager)
{
d->DockManager = DockManager;
}
//============================================================================
CDockContainerWidget* CDockWidget::dockContainer() const
{
if (d->DockArea)
{
return d->DockArea->dockContainer();
}
else
{
return 0;
}
}
//============================================================================
CDockAreaWidget* CDockWidget::dockAreaWidget() const
{
return d->DockArea;
}
//============================================================================
bool CDockWidget::isFloating() const
{
if (!isInFloatingContainer())
{
return false;
}
return dockContainer()->topLevelDockWidget() == this;
}
//============================================================================
bool CDockWidget::isInFloatingContainer() const
{
auto Container = dockContainer();
if (!Container)
{
return false;
}
if (!Container->isFloating())
{
return false;
}
return true;
}
//============================================================================
bool CDockWidget::isClosed() const
{
return d->Closed;
}
//============================================================================
QAction* CDockWidget::toggleViewAction() const
{
return d->ToggleViewAction;
}
//============================================================================
void CDockWidget::setToggleViewActionMode(eToggleViewActionMode Mode)
{
if (ActionModeToggle == Mode)
{
d->ToggleViewAction->setCheckable(true);
d->ToggleViewAction->setIcon(QIcon());
}
else
{
d->ToggleViewAction->setCheckable(false);
d->ToggleViewAction->setIcon(d->TabWidget->icon());
}
}
//============================================================================
void CDockWidget::setMinimumSizeHintMode(eMinimumSizeHintMode Mode)
{
d->MinimumSizeHintMode = Mode;
}
//============================================================================
void CDockWidget::toggleView(bool Open)
{
// If the toggle view action mode is ActionModeShow, then Open is always
// true if the sender is the toggle view action
QAction* Sender = qobject_cast<QAction*>(sender());
if (Sender == d->ToggleViewAction && !d->ToggleViewAction->isCheckable())
{
Open = true;
}
// If the dock widget state is different, then we really need to toggle
// the state. If we are in the right state, then we simply make this
// dock widget the current dock widget
if (d->Closed != !Open)
{
toggleViewInternal(Open);
}
else if (Open && d->DockArea)
{
d->DockArea->setCurrentDockWidget(this);
}
}
//============================================================================
void CDockWidget::toggleViewInternal(bool Open)
{
CDockContainerWidget* DockContainer = dockContainer();
CDockWidget* TopLevelDockWidgetBefore = DockContainer
? DockContainer->topLevelDockWidget() : nullptr;
if (Open)
{
d->showDockWidget();
}
else
{
d->hideDockWidget();
}
d->Closed = !Open;
d->ToggleViewAction->blockSignals(true);
d->ToggleViewAction->setChecked(Open);
d->ToggleViewAction->blockSignals(false);
if (d->DockArea)
{
d->DockArea->toggleDockWidgetView(this, Open);
}
if (Open && TopLevelDockWidgetBefore)
{
CDockWidget::emitTopLevelEventForWidget(TopLevelDockWidgetBefore, false);
}
// Here we need to call the dockContainer() function again, because if
// this dock widget was unassigned before the call to showDockWidget() then
// it has a dock container now
DockContainer = dockContainer();
CDockWidget* TopLevelDockWidgetAfter = DockContainer
? DockContainer->topLevelDockWidget() : nullptr;
CDockWidget::emitTopLevelEventForWidget(TopLevelDockWidgetAfter, true);
CFloatingDockContainer* FloatingContainer = DockContainer->floatingWidget();
if (FloatingContainer)
{
FloatingContainer->updateWindowTitle();
}
if (!Open)
{
emit closed();
}
emit viewToggled(Open);
}
//============================================================================
void CDockWidget::setDockArea(CDockAreaWidget* DockArea)
{
d->DockArea = DockArea;
d->ToggleViewAction->setChecked(DockArea != nullptr && !this->isClosed());
}
//============================================================================
void CDockWidget::saveState(QXmlStreamWriter& s) const
{
s.writeStartElement("Widget");
s.writeAttribute("Name", objectName());
s.writeAttribute("Closed", QString::number(d->Closed ? 1 : 0));
s.writeEndElement();
}
//============================================================================
void CDockWidget::flagAsUnassigned()
{
d->Closed = true;
setParent(d->DockManager);
setVisible(false);
setDockArea(nullptr);
tabWidget()->setParent(this);
}
//============================================================================
bool CDockWidget::event(QEvent *e)
{
switch (e->type())
{
case QEvent::Hide:
emit visibilityChanged(false);
break;
case QEvent::Show:
emit visibilityChanged(geometry().right() >= 0 && geometry().bottom() >= 0);
break;
case QEvent::WindowTitleChange :
{
const auto title = windowTitle();
if (d->TabWidget)
{
d->TabWidget->setText(title);
}
if (d->ToggleViewAction)
{
d->ToggleViewAction->setText(title);
}
if (d->DockArea)
{
d->DockArea->markTitleBarMenuOutdated();//update tabs menu
}
emit titleChanged(title);
}
break;
default:
break;
}
return Super::event(e);
}
#ifndef QT_NO_TOOLTIP
//============================================================================
void CDockWidget::setTabToolTip(const QString &text)
{
if (d->TabWidget)
{
d->TabWidget->setToolTip(text);
}
if (d->ToggleViewAction)
{
d->ToggleViewAction->setToolTip(text);
}
if (d->DockArea)
{
d->DockArea->markTitleBarMenuOutdated();//update tabs menu
}
}
#endif
//============================================================================
void CDockWidget::setIcon(const QIcon& Icon)
{
d->TabWidget->setIcon(Icon);
if (!d->ToggleViewAction->isCheckable())
{
d->ToggleViewAction->setIcon(Icon);
}
}
//============================================================================
QIcon CDockWidget::icon() const
{
return d->TabWidget->icon();
}
//============================================================================
QToolBar* CDockWidget::toolBar() const
{
return d->ToolBar;
}
//============================================================================
QToolBar* CDockWidget::createDefaultToolBar()
{
if (!d->ToolBar)
{
d->setupToolBar();
}
return d->ToolBar;
}
//============================================================================
void CDockWidget::setToolBar(QToolBar* ToolBar)
{
if (d->ToolBar)
{
delete d->ToolBar;
}
d->ToolBar = ToolBar;
d->Layout->insertWidget(0, d->ToolBar);
this->connect(this, SIGNAL(topLevelChanged(bool)), SLOT(setToolbarFloatingStyle(bool)));
setToolbarFloatingStyle(isFloating());
}
//============================================================================
void CDockWidget::setToolBarStyle(Qt::ToolButtonStyle Style, eState State)
{
if (StateFloating == State)
{
d->ToolBarStyleFloating = Style;
}
else
{
d->ToolBarStyleDocked = Style;
}
setToolbarFloatingStyle(isFloating());
}
//============================================================================
Qt::ToolButtonStyle CDockWidget::toolBarStyle(eState State) const
{
if (StateFloating == State)
{
return d->ToolBarStyleFloating;
}
else
{
return d->ToolBarStyleDocked;
}
}
//============================================================================
void CDockWidget::setToolBarIconSize(const QSize& IconSize, eState State)
{
if (StateFloating == State)
{
d->ToolBarIconSizeFloating = IconSize;
}
else
{
d->ToolBarIconSizeDocked = IconSize;
}
setToolbarFloatingStyle(isFloating());
}
//============================================================================
QSize CDockWidget::toolBarIconSize(eState State) const
{
if (StateFloating == State)
{
return d->ToolBarIconSizeFloating;
}
else
{
return d->ToolBarIconSizeDocked;
}
}
//============================================================================
void CDockWidget::setToolbarFloatingStyle(bool Floating)
{
if (!d->ToolBar)
{
return;
}
auto IconSize = Floating ? d->ToolBarIconSizeFloating : d->ToolBarIconSizeDocked;
if (IconSize != d->ToolBar->iconSize())
{
d->ToolBar->setIconSize(IconSize);
}
auto ButtonStyle = Floating ? d->ToolBarStyleFloating : d->ToolBarStyleDocked;
if (ButtonStyle != d->ToolBar->toolButtonStyle())
{
d->ToolBar->setToolButtonStyle(ButtonStyle);
}
}
//============================================================================
void CDockWidget::emitTopLevelEventForWidget(CDockWidget* TopLevelDockWidget, bool Floating)
{
if (TopLevelDockWidget)
{
TopLevelDockWidget->dockAreaWidget()->updateTitleBarVisibility();
TopLevelDockWidget->emitTopLevelChanged(Floating);
}
}
//============================================================================
void CDockWidget::emitTopLevelChanged(bool Floating)
{
if (Floating != d->IsFloatingTopLevel)
{
d->IsFloatingTopLevel = Floating;
emit topLevelChanged(d->IsFloatingTopLevel);
}
}
//============================================================================
void CDockWidget::setClosedState(bool Closed)
{
d->Closed = Closed;
}
//============================================================================
QSize CDockWidget::minimumSizeHint() const
{
if (d->MinimumSizeHintMode == CDockWidget::MinimumSizeHintFromDockWidget || !d->Widget)
{
return QSize(60, 40);
}
else
{
return d->Widget->minimumSizeHint();
}
}
//============================================================================
void CDockWidget::setFloating()
{
if (isClosed())
{
return;
}
d->TabWidget->detachDockWidget();
}
//============================================================================
void CDockWidget::deleteDockWidget()
{
dockManager()->removeDockWidget(this);
deleteLater();
d->Closed = true;
}
//============================================================================
void CDockWidget::closeDockWidget()
{
closeDockWidgetInternal(true);
}
//============================================================================
bool CDockWidget::closeDockWidgetInternal(bool ForceClose)
{
if (!ForceClose)
{
emit closeRequested();
}
if (!ForceClose && features().testFlag(CDockWidget::CustomCloseHandling))
{
return false;
}
if (features().testFlag(CDockWidget::DockWidgetDeleteOnClose))
{
// If the dock widget is floating, then we check if we also need to
// delete the floating widget
if (isFloating())
{
CFloatingDockContainer* FloatingWidget = internal::findParent<
CFloatingDockContainer*>(this);
if (FloatingWidget->dockWidgets().count() == 1)
{
FloatingWidget->deleteLater();
}
else
{
FloatingWidget->hide();
}
}
deleteDockWidget();
emit closed();
}
else
{
toggleView(false);
}
return true;
}
//============================================================================
void CDockWidget::setTitleBarActions(QList<QAction*> actions)
{
d->TitleBarActions = actions;
}
//============================================================================
QList<QAction*> CDockWidget::titleBarActions() const
{
return d->TitleBarActions;
}
//============================================================================
void CDockWidget::showFullScreen()
{
if (isFloating())
{
dockContainer()->floatingWidget()->showFullScreen();
}
else
{
Super::showFullScreen();
}
}
//============================================================================
void CDockWidget::showNormal()
{
if (isFloating())
{
dockContainer()->floatingWidget()->showNormal();
}
else
{
Super::showNormal();
}
}
//============================================================================
bool CDockWidget::isFullScreen() const
{
if (isFloating())
{
return dockContainer()->floatingWidget()->isFullScreen();
}
else
{
return Super::isFullScreen();
}
}
//============================================================================
void CDockWidget::setAsCurrentTab()
{
if (d->DockArea && !isClosed())
{
d->DockArea->setCurrentDockWidget(this);
}
}
//============================================================================
bool CDockWidget::isTabbed() const
{
return d->DockArea && (d->DockArea->openDockWidgetsCount() > 1);
}
//============================================================================
bool CDockWidget::isCurrentTab() const
{
return d->DockArea && (d->DockArea->currentDockWidget() == this);
}
//============================================================================
void CDockWidget::raise()
{
if (isClosed())
{
return;
}
setAsCurrentTab();
if (isInFloatingContainer())
{
auto FloatingWindow = window();
FloatingWindow->raise();
FloatingWindow->activateWindow();
}
}
} // namespace ads
//---------------------------------------------------------------------------
// EOF DockWidget.cpp

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#ifndef DockWidgetH
#define DockWidgetH
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockWidget.h
/// \author Uwe Kindler
/// \date 26.02.2017
/// \brief Declaration of CDockWidget class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QFrame>
#include "ads_globals.h"
class QToolBar;
class QXmlStreamWriter;
namespace ads
{
struct DockWidgetPrivate;
class CDockWidgetTab;
class CDockManager;
class CDockContainerWidget;
class CDockAreaWidget;
class DockContainerWidgetPrivate;
class CFloatingDockContainer;
/**
* The QDockWidget class provides a widget that can be docked inside a
* CDockManager or floated as a top-level window on the desktop.
*/
class ADS_EXPORT CDockWidget : public QFrame
{
Q_OBJECT
private:
DockWidgetPrivate* d; ///< private data (pimpl)
friend struct DockWidgetPrivate;
private slots:
/**
* Adjusts the toolbar icon sizes according to the floating state
*/
void setToolbarFloatingStyle(bool topLevel);
protected:
friend class CDockContainerWidget;
friend class CDockAreaWidget;
friend class CFloatingDockContainer;
friend class CDockManager;
friend struct DockManagerPrivate;
friend class DockContainerWidgetPrivate;
friend class CDockAreaTabBar;
friend class CDockWidgetTab;
friend struct DockWidgetTabPrivate;
friend struct DockAreaTitleBarPrivate;
/**
* Assigns the dock manager that manages this dock widget
*/
void setDockManager(CDockManager* DockManager);
/**
* If this dock widget is inserted into a dock area, the dock area will
* be registered on this widget via this function. If a dock widget is
* removed from a dock area, this function will be called with nullptr
* value.
*/
void setDockArea(CDockAreaWidget* DockArea);
/**
* This function changes the toggle view action without emitting any
* signal
*/
void setToggleViewActionChecked(bool Checked);
/**
* Saves the state into the given stream
*/
void saveState(QXmlStreamWriter& Stream) const;
/**
* This is a helper function for the dock manager to flag this widget
* as unassigned.
* When calling the restore function, it may happen, that the saved state
* contains less dock widgets then currently available. All widgets whose
* data is not contained in the saved state, are flagged as unassigned
* after the restore process. If the user shows an unassigned dock widget,
* a floating widget will be created to take up the dock widget.
*/
void flagAsUnassigned();
/**
* Call this function to emit a topLevelChanged() signal and to update
* the dock area tool bar visibility
*/
static void emitTopLevelEventForWidget(CDockWidget* TopLevelDockWidget, bool Floating);
/**
* Use this function to emit a top level changed event.
* Do never use emit topLevelChanged(). Always use this function because
* it only emits a signal if the floating state has really changed
*/
void emitTopLevelChanged(bool Floating);
/**
* Internal function for modifying the closed state when restoring
* a saved docking state
*/
void setClosedState(bool Closed);
/**
* Internal toggle view function that does not check if the widget
* already is in the given state
*/
void toggleViewInternal(bool Open);
/**
* Internal close dock widget implementation.
* The function returns true if the dock widget has been closed or hidden
*/
bool closeDockWidgetInternal(bool ForceClose = false);
public:
using Super = QFrame;
enum DockWidgetFeature
{
DockWidgetClosable = 0x01,///< dock widget has a close button
DockWidgetMovable = 0x02,///< dock widget is movable and can be moved to a new position in the current dock container
DockWidgetFloatable = 0x04,
DockWidgetDeleteOnClose = 0x08, ///< deletes the dock widget when it is closed
CustomCloseHandling = 0x10,
DefaultDockWidgetFeatures = DockWidgetClosable | DockWidgetMovable | DockWidgetFloatable,
AllDockWidgetFeatures = DefaultDockWidgetFeatures | DockWidgetDeleteOnClose | CustomCloseHandling,
NoDockWidgetFeatures = 0x00
};
Q_DECLARE_FLAGS(DockWidgetFeatures, DockWidgetFeature)
enum eState
{
StateHidden,
StateDocked,
StateFloating
};
/**
* Sets the widget for the dock widget to widget.
* The InsertMode defines how the widget is inserted into the dock widget.
* The content of a dock widget should be resizable do a very small size to
* prevent the dock widget from blocking the resizing. To ensure, that a
* dock widget can be resized very well, it is better to insert the content+
* widget into a scroll area or to provide a widget that is already a scroll
* area or that contains a scroll area.
* If the InsertMode is AutoScrollArea, the DockWidget tries to automatically
* detect how to insert the given widget. If the widget is derived from
* QScrollArea (i.e. an QAbstractItemView), then the widget is inserted
* directly. If the given widget is not a scroll area, the widget will be
* inserted into a scroll area.
* To force insertion into a scroll area, you can also provide the InsertMode
* ForceScrollArea. To prevent insertion into a scroll area, you can
* provide the InsertMode ForceNoScrollArea
*/
enum eInsertMode
{
AutoScrollArea,
ForceScrollArea,
ForceNoScrollArea
};
/**
* The mode of the minimumSizeHint() that is returned by the DockWidget
* minimumSizeHint() function.
* To ensure, that a dock widget does not block resizing, the dock widget
* reimplements minimumSizeHint() function to return a very small minimum
* size hint. If you would like to adhere the minimumSizeHint() from the
* content widget, the set the minimumSizeHintMode() to
* MinimumSizeHintFromContent.
*/
enum eMinimumSizeHintMode
{
MinimumSizeHintFromDockWidget,
MinimumSizeHintFromContent
};
/**
* This mode configures the behavior of the toggle view action.
* If the mode if ActionModeToggle, then the toggle view action is
* a checkable action to show / hide the dock widget. If the mode
* is ActionModeShow, then the action is not checkable an it will
* always show the dock widget if clicked. If the mode is ActionModeShow,
* the user can only close the DockWidget with the close button.
*/
enum eToggleViewActionMode
{
ActionModeToggle,//!< ActionModeToggle
ActionModeShow //!< ActionModeShow
};
/**
* This constructor creates a dock widget with the given title.
* The title is the text that is shown in the window title when the dock
* widget is floating and it is the title that is shown in the titlebar
* or the tab of this dock widget if it is tabified.
* The object name of the dock widget is also set to the title. The
* object name is required by the dock manager to properly save and restore
* the state of the dock widget. That means, the title needs to be unique.
* If your title is not unique or if you would like to change the title
* during runtime, you need to set a unique object name explicitely
* by calling setObjectName() after construction.
* Use the layoutFlags to configure the layout of the dock widget.
*/
CDockWidget(const QString &title, QWidget* parent = 0);
/**
* Virtual Destructor
*/
virtual ~CDockWidget();
/**
* We return a fixed minimum size hint or the size hint of the content
* widget if minimum size hint mode is MinimumSizeHintFromContent
*/
virtual QSize minimumSizeHint() const override;
/**
* Sets the widget for the dock widget to widget.
* The InsertMode defines how the widget is inserted into the dock widget.
* The content of a dock widget should be resizable do a very small size to
* prevent the dock widget from blocking the resizing. To ensure, that a
* dock widget can be resized very well, it is better to insert the content+
* widget into a scroll area or to provide a widget that is already a scroll
* area or that contains a scroll area.
* If the InsertMode is AutoScrollArea, the DockWidget tries to automatically
* detect how to insert the given widget. If the widget is derived from
* QScrollArea (i.e. an QAbstractItemView), then the widget is inserted
* directly. If the given widget is not a scroll area, the widget will be
* inserted into a scroll area.
* To force insertion into a scroll area, you can also provide the InsertMode
* ForceScrollArea. To prevent insertion into a scroll area, you can
* provide the InsertMode ForceNoScrollArea
*/
void setWidget(QWidget* widget, eInsertMode InsertMode = AutoScrollArea);
/**
* Remove the widget from the dock and give ownership back to the caller
*/
QWidget* takeWidget();
/**
* Returns the widget for the dock widget. This function returns zero if
* the widget has not been set.
*/
QWidget* widget() const;
/**
* Returns the tab widget of this dock widget that is shown in the dock
* area title bar
*/
CDockWidgetTab* tabWidget() const;
/**
* Sets, whether the dock widget is movable, closable, and floatable.
*/
void setFeatures(DockWidgetFeatures features);
/**
* Sets the feature flag for this dock widget if on is true; otherwise
* clears the flag.
*/
void setFeature(DockWidgetFeature flag, bool on);
/**
* This property holds whether the dock widget is movable, closable, and
* floatable.
* By default, this property is set to a combination of DockWidgetClosable,
* DockWidgetMovable and DockWidgetFloatable.
*/
DockWidgetFeatures features() const;
/**
* Returns the dock manager that manages the dock widget or 0 if the widget
* has not been assigned to any dock manager yet
*/
CDockManager* dockManager() const;
/**
* Returns the dock container widget this dock area widget belongs to or 0
* if this dock widget has not been docked yet
*/
CDockContainerWidget* dockContainer() const;
/**
* Returns the dock area widget this dock widget belongs to or 0
* if this dock widget has not been docked yet
*/
CDockAreaWidget* dockAreaWidget() const;
/**
* This property holds whether the dock widget is floating.
* A dock widget is only floating, if it is the one and only widget inside
* of a floating container. If there are more than one dock widget in a
* floating container, the all dock widgets are docked and not floating.
*/
bool isFloating() const;
/**
* This function returns true, if this dock widget is in a floating.
* The function returns true, if the dock widget is floating and it also
* returns true if it is docked inside of a floating container.
*/
bool isInFloatingContainer() const;
/**
* Returns true, if this dock widget is closed.
*/
bool isClosed() const;
/**
* Returns a checkable action that can be used to show or close this dock widget.
* The action's text is set to the dock widget's window title.
*/
QAction* toggleViewAction() const;
/**
* Configures the behavior of the toggle view action.
* \see eToggleViewActionMode for a detailed description
*/
void setToggleViewActionMode(eToggleViewActionMode Mode);
/**
* Configures the minimum size hint that is returned by the
* minimumSizeHint() function.
* \see eMinimumSizeHintMode for a detailed description
*/
void setMinimumSizeHintMode(eMinimumSizeHintMode Mode);
/**
* Sets the dock widget icon that is shown in tabs and in toggle view
* actions
*/
void setIcon(const QIcon& Icon);
/**
* Returns the icon that has been assigned to the dock widget
*/
QIcon icon() const;
/**
* This function returns the dock widget top tool bar.
* If no toolbar is assigned, this function returns nullptr. To get a vaild
* toolbar you either need to create a default empty toolbar via
* createDefaultToolBar() function or you need to assign your custom
* toolbar via setToolBar().
*/
QToolBar* toolBar() const;
/**
* If you would like to use the default top tool bar, then call this
* function to create the default tool bar.
* After this function the toolBar() function will return a valid toolBar()
* object.
*/
QToolBar* createDefaultToolBar();
/**
* Assign a new tool bar that is shown above the content widget.
* The dock widget will become the owner of the tool bar and deletes it
* on destruction
*/
void setToolBar(QToolBar* ToolBar);
/**
* This function sets the tool button style for the given dock widget state.
* It is possible to switch the tool button style depending on the state.
* If a dock widget is floating, then here are more space and it is
* possible to select a style that requires more space like
* Qt::ToolButtonTextUnderIcon. For the docked state Qt::ToolButtonIconOnly
* might be better.
*/
void setToolBarStyle(Qt::ToolButtonStyle Style, eState State);
/**
* Returns the tool button style for the given docking state.
* \see setToolBarStyle()
*/
Qt::ToolButtonStyle toolBarStyle(eState State) const;
/**
* This function sets the tool button icon size for the given state.
* If a dock widget is floating, there is more space an increasing the
* icon size is possible. For docked widgets, small icon sizes, eg. 16 x 16
* might be better.
*/
void setToolBarIconSize(const QSize& IconSize, eState State);
/**
* Returns the icon size for a given docking state.
* \see setToolBarIconSize()
*/
QSize toolBarIconSize(eState State) const;
/**
* Set the actions that will be shown in the dock area title bar
* if this dock widget is the active tab.
* You should not add to many actions to the title bar, because this
* will remove the available space for the tabs. If you have a number
* of actions, just add an action with a menu to show a popup menu
* button in the title bar.
*/
void setTitleBarActions(QList<QAction*> actions);
/**
* Returns a list of actions that will be inserted into the dock area title
* bar if this dock widget becomes the current widget
*/
virtual QList<QAction*> titleBarActions() const;
#ifndef QT_NO_TOOLTIP
/**
* This is function sets text tooltip for title bar widget
* and tooltip for toggle view action
*/
void setTabToolTip(const QString &text);
#endif
/**
* Returns true if the dock widget is floating and if the floating dock
* container is full screen
*/
bool isFullScreen() const;
/**
* Returns true if this dock widget is in a dock area, that contains at
* least 2 opened dock widgets
*/
bool isTabbed() const;
/**
* Returns true if this dock widget is the current one in the dock
* area widget that contains it.
* If the dock widget is the only opened dock widget in a dock area,
* the true is returned
*/
bool isCurrentTab() const;
public: // reimplements QFrame -----------------------------------------------
/**
* Emits titleChanged signal if title change event occurs
*/
virtual bool event(QEvent *e) override;
public slots:
/**
* This property controls whether the dock widget is open or closed.
* The toogleViewAction triggers this slot
*/
void toggleView(bool Open = true);
/**
* Makes this dock widget the current tab in its dock area.
* The function only has an effect, if the dock widget is open. A call
* to this function will not toggle the view, so if it is closed,
* nothing will happen
*/
void setAsCurrentTab();
/**
* Brings the dock widget to the front
* This means:
* - If the dock widget is tabbed with other dock widgets but its tab is not current, it's made current.
* - If the dock widget is floating, QWindow::raise() is called.
* This only applies if the dock widget is already open. If closed, does nothing.
*/
void raise();
/**
* This function will make a docked widget floating
*/
void setFloating();
/**
* This function will delete the dock widget and its content from the
* docking system
*/
void deleteDockWidget();
/**
* Closes the dock widget
*/
void closeDockWidget();
/**
* Shows the widget in full-screen mode.
* Normally this function only affects windows. To make the interface
* compatible to QDockWidget, this function also maximizes a floating
* dock widget.
*
* \note Full-screen mode works fine under Windows, but has certain
* problems (doe not work) under X (Linux). These problems are due to
* limitations of the ICCCM protocol that specifies the communication
* between X11 clients and the window manager. ICCCM simply does not
* understand the concept of non-decorated full-screen windows.
*/
void showFullScreen();
/**
* This function complements showFullScreen() to restore the widget
* after it has been in full screen mode.
*/
void showNormal();
signals:
/**
* This signal is emitted if the dock widget is opened or closed
*/
void viewToggled(bool Open);
/**
* This signal is emitted if the dock widget is closed
*/
void closed();
/**
* This signal is emitted if the window title of this dock widget
* changed
*/
void titleChanged(const QString& Title);
/**
* This signal is emitted when the floating property changes.
* The topLevel parameter is true if the dock widget is now floating;
* otherwise it is false.
*/
void topLevelChanged(bool topLevel);
/**
* This signal is emitted, if close is requested
*/
void closeRequested();
/**
* This signal is emitted when the dock widget becomes visible (or invisible).
* This happens when the widget is hidden or shown, as well as when it is
* docked in a tabbed dock area and its tab becomes selected or unselected.
*/
void visibilityChanged(bool visible);
/**
* This signal is emitted when the features property changes.
* The features parameter gives the new value of the property.
*/
void featuresChanged(DockWidgetFeatures features);
}; // class DockWidget
}
// namespace ads
//-----------------------------------------------------------------------------
#endif // DockWidgetH

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/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockWidgetTab.cpp
/// \author Uwe Kindler
/// \date 27.02.2017
/// \brief Implementation of CDockWidgetTab class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <FloatingDragPreview.h>
#include "ElidingLabel.h"
#include "DockWidgetTab.h"
#include <QBoxLayout>
#include <QLabel>
#include <QMouseEvent>
#include <QStyle>
#include <QApplication>
#include <QSplitter>
#include <QDebug>
#include <QToolButton>
#include <QPushButton>
#include <QMenu>
#include "ads_globals.h"
#include "DockWidget.h"
#include "DockAreaWidget.h"
#include "FloatingDockContainer.h"
#include "DockOverlay.h"
#include "DockManager.h"
#include "IconProvider.h"
#include <iostream>
namespace ads
{
using tTabLabel = CElidingLabel;
/**
* Private data class of CDockWidgetTab class (pimpl)
*/
struct DockWidgetTabPrivate
{
CDockWidgetTab* _this;
CDockWidget* DockWidget;
QLabel* IconLabel = nullptr;
tTabLabel* TitleLabel;
QPoint GlobalDragStartMousePosition;
QPoint DragStartMousePosition;
bool IsActiveTab = false;
CDockAreaWidget* DockArea = nullptr;
eDragState DragState = DraggingInactive;
IFloatingWidget* FloatingWidget = nullptr;
QIcon Icon;
QAbstractButton* CloseButton = nullptr;
QSpacerItem* IconTextSpacer;
QPoint TabDragStartPosition;
/**
* Private data constructor
*/
DockWidgetTabPrivate(CDockWidgetTab* _public);
/**
* Creates the complete layout including all controls
*/
void createLayout();
/**
* Moves the tab depending on the position in the given mouse event
*/
void moveTab(QMouseEvent* ev);
/**
* Test function for current drag state
*/
bool isDraggingState(eDragState dragState) const
{
return this->DragState == dragState;
}
/**
* Starts floating of the dock widget that belongs to this title bar
* Returns true, if floating has been started and false if floating
* is not possible for any reason
*/
bool startFloating(eDragState DraggingState = DraggingFloatingWidget);
/**
* Returns true if the given config flag is set
*/
bool testConfigFlag(CDockManager::eConfigFlag Flag) const
{
return CDockManager::configFlags().testFlag(Flag);
}
/**
* Creates the close button as QPushButton or as QToolButton
*/
QAbstractButton* createCloseButton() const
{
if (testConfigFlag(CDockManager::TabCloseButtonIsToolButton))
{
auto Button = new QToolButton();
Button->setAutoRaise(true);
return Button;
}
else
{
return new QPushButton();
}
}
template <typename T>
IFloatingWidget* createFloatingWidget(T* Widget, bool OpaqueUndocking)
{
if (OpaqueUndocking)
{
return new CFloatingDockContainer(Widget);
}
else
{
auto w = new CFloatingDragPreview(Widget);
_this->connect(w, &CFloatingDragPreview::draggingCanceled, [=]()
{
DragState = DraggingInactive;
});
return w;
}
}
/**
* Saves the drag start position in global and local coordinates
*/
void saveDragStartMousePosition(const QPoint& GlobalPos)
{
GlobalDragStartMousePosition = GlobalPos;
DragStartMousePosition = _this->mapFromGlobal(GlobalPos);
}
};
// struct DockWidgetTabPrivate
//============================================================================
DockWidgetTabPrivate::DockWidgetTabPrivate(CDockWidgetTab* _public) :
_this(_public)
{
}
//============================================================================
void DockWidgetTabPrivate::createLayout()
{
TitleLabel = new tTabLabel();
TitleLabel->setElideMode(Qt::ElideRight);
TitleLabel->setText(DockWidget->windowTitle());
TitleLabel->setObjectName("dockWidgetTabLabel");
TitleLabel->setAlignment(Qt::AlignCenter);
_this->connect(TitleLabel, SIGNAL(elidedChanged(bool)), SIGNAL(elidedChanged(bool)));
CloseButton = createCloseButton();
CloseButton->setObjectName("tabCloseButton");
internal::setButtonIcon(CloseButton, QStyle::SP_TitleBarCloseButton, TabCloseIcon);
CloseButton->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
_this->onDockWidgetFeaturesChanged();
internal::setToolTip(CloseButton, QObject::tr("Close Tab"));
_this->connect(CloseButton, SIGNAL(clicked()), SIGNAL(closeRequested()));
QFontMetrics fm(TitleLabel->font());
int Spacing = qRound(fm.height() / 4.0);
// Fill the layout
QBoxLayout* Layout = new QBoxLayout(QBoxLayout::LeftToRight);
Layout->setContentsMargins(2 * Spacing,0,0,0);
Layout->setSpacing(0);
_this->setLayout(Layout);
Layout->addWidget(TitleLabel, 1);
Layout->addSpacing(Spacing);
Layout->addWidget(CloseButton);
Layout->addSpacing(qRound(Spacing * 4.0 / 3.0));
Layout->setAlignment(Qt::AlignCenter);
TitleLabel->setVisible(true);
}
//============================================================================
void DockWidgetTabPrivate::moveTab(QMouseEvent* ev)
{
ev->accept();
QPoint Distance = ev->globalPos() - GlobalDragStartMousePosition;
Distance.setY(0);
auto TargetPos = Distance + TabDragStartPosition;
TargetPos.rx() = qMax(TargetPos.x(), 0);
TargetPos.rx() = qMin(_this->parentWidget()->rect().right() - _this->width() + 1, TargetPos.rx());
_this->move(TargetPos);
_this->raise();
}
//============================================================================
bool DockWidgetTabPrivate::startFloating(eDragState DraggingState)
{
auto dockContainer = DockWidget->dockContainer();
ADS_PRINT("isFloating " << dockContainer->isFloating());
ADS_PRINT("areaCount " << dockContainer->dockAreaCount());
ADS_PRINT("widgetCount " << DockWidget->dockAreaWidget()->dockWidgetsCount());
// if this is the last dock widget inside of this floating widget,
// then it does not make any sense, to make it floating because
// it is already floating
if (dockContainer->isFloating()
&& (dockContainer->visibleDockAreaCount() == 1)
&& (DockWidget->dockAreaWidget()->dockWidgetsCount() == 1))
{
return false;
}
ADS_PRINT("startFloating");
DragState = DraggingState;
IFloatingWidget* FloatingWidget = nullptr;
bool OpaqueUndocking = CDockManager::configFlags().testFlag(CDockManager::OpaqueUndocking) ||
(DraggingFloatingWidget != DraggingState);
// If section widget has multiple tabs, we take only one tab
// If it has only one single tab, we can move the complete
// dock area into floating widget
QSize Size;
if (DockArea->dockWidgetsCount() > 1)
{
FloatingWidget = createFloatingWidget(DockWidget, OpaqueUndocking);
Size = DockWidget->size();
}
else
{
FloatingWidget = createFloatingWidget(DockArea, OpaqueUndocking);
Size = DockArea->size();
}
if (DraggingFloatingWidget == DraggingState)
{
FloatingWidget->startFloating(DragStartMousePosition, Size, DraggingFloatingWidget, _this);
auto Overlay = DockWidget->dockManager()->containerOverlay();
Overlay->setAllowedAreas(OuterDockAreas);
this->FloatingWidget = FloatingWidget;
}
else
{
FloatingWidget->startFloating(DragStartMousePosition, Size, DraggingInactive, nullptr);
}
return true;
}
//============================================================================
CDockWidgetTab::CDockWidgetTab(CDockWidget* DockWidget, QWidget *parent) :
QFrame(parent),
d(new DockWidgetTabPrivate(this))
{
setAttribute(Qt::WA_NoMousePropagation, true);
d->DockWidget = DockWidget;
d->createLayout();
}
//============================================================================
CDockWidgetTab::~CDockWidgetTab()
{
ADS_PRINT("~CDockWidgetTab()");
delete d;
}
//============================================================================
void CDockWidgetTab::mousePressEvent(QMouseEvent* ev)
{
if (ev->button() == Qt::LeftButton)
{
ev->accept();
d->saveDragStartMousePosition(ev->globalPos());
d->DragState = DraggingMousePressed;
emit clicked();
return;
}
Super::mousePressEvent(ev);
}
//============================================================================
void CDockWidgetTab::mouseReleaseEvent(QMouseEvent* ev)
{
if (ev->button() == Qt::LeftButton)
{
auto CurrentDragState = d->DragState;
d->GlobalDragStartMousePosition = QPoint();
d->DragStartMousePosition = QPoint();
d->DragState = DraggingInactive;
switch (CurrentDragState)
{
case DraggingTab:
// End of tab moving, emit signal
if (d->DockArea)
{
emit moved(ev->globalPos());
}
break;
case DraggingFloatingWidget:
d->FloatingWidget->finishDragging();
break;
default:; // do nothing
}
}
Super::mouseReleaseEvent(ev);
}
//============================================================================
void CDockWidgetTab::mouseMoveEvent(QMouseEvent* ev)
{
if (!(ev->buttons() & Qt::LeftButton) || d->isDraggingState(DraggingInactive))
{
d->DragState = DraggingInactive;
Super::mouseMoveEvent(ev);
return;
}
// move floating window
if (d->isDraggingState(DraggingFloatingWidget))
{
d->FloatingWidget->moveFloating();
Super::mouseMoveEvent(ev);
return;
}
// move tab
if (d->isDraggingState(DraggingTab))
{
// Moving the tab is always allowed because it does not mean moving the
// dock widget around
d->moveTab(ev);
}
auto MappedPos = mapToParent(ev->pos());
bool MouseOutsideBar = (MappedPos.x() < 0) || (MappedPos.x() > parentWidget()->rect().right());
// Maybe a fixed drag distance is better here ?
int DragDistanceY = qAbs(d->GlobalDragStartMousePosition.y() - ev->globalPos().y());
if (DragDistanceY >= CDockManager::startDragDistance() || MouseOutsideBar)
{
// If this is the last dock area in a dock container with only
// one single dock widget it does not make sense to move it to a new
// floating widget and leave this one empty
if (d->DockArea->dockContainer()->isFloating()
&& d->DockArea->openDockWidgetsCount() == 1
&& d->DockArea->dockContainer()->visibleDockAreaCount() == 1)
{
return;
}
// Floating is only allowed for widgets that are floatable
// If we do non opaque undocking, then can create the drag preview
// if the widget is movable.
auto Features = d->DockWidget->features();
if (Features.testFlag(CDockWidget::DockWidgetFloatable)
|| (Features.testFlag(CDockWidget::DockWidgetMovable) && !CDockManager::testConfigFlag(CDockManager::OpaqueUndocking)))
{
// If we undock, we need to restore the initial position of this
// tab because it looks strange if it remains on its dragged position
if (d->isDraggingState(DraggingTab) && !CDockManager::configFlags().testFlag(CDockManager::OpaqueUndocking))
{
parentWidget()->layout()->update();
}
d->startFloating();
}
return;
}
else if (d->DockArea->openDockWidgetsCount() > 1
&& (ev->globalPos() - d->GlobalDragStartMousePosition).manhattanLength() >= QApplication::startDragDistance()) // Wait a few pixels before start moving
{
// If we start dragging the tab, we save its inital position to
// restore it later
if (DraggingTab != d->DragState)
{
d->TabDragStartPosition = this->pos();
}
d->DragState = DraggingTab;
return;
}
Super::mouseMoveEvent(ev);
}
//============================================================================
void CDockWidgetTab::contextMenuEvent(QContextMenuEvent* ev)
{
ev->accept();
if (d->isDraggingState(DraggingFloatingWidget))
{
return;
}
d->saveDragStartMousePosition(ev->globalPos());
QMenu Menu(this);
const bool isFloatable = d->DockWidget->features().testFlag(CDockWidget::DockWidgetFloatable);
const bool isNotOnlyTabInContainer = !d->DockArea->dockContainer()->hasTopLevelDockWidget();
const bool isDetachable = isFloatable && isNotOnlyTabInContainer;
auto Action = Menu.addAction(tr("Detach"), this, SLOT(detachDockWidget()));
Action->setEnabled(isDetachable);
Menu.addSeparator();
Action = Menu.addAction(tr("Close"), this, SIGNAL(closeRequested()));
Action->setEnabled(isClosable());
Menu.addAction(tr("Close Others"), this, SIGNAL(closeOtherTabsRequested()));
Menu.exec(ev->globalPos());
}
//============================================================================
bool CDockWidgetTab::isActiveTab() const
{
return d->IsActiveTab;
}
//============================================================================
void CDockWidgetTab::setActiveTab(bool active)
{
bool DockWidgetClosable = d->DockWidget->features().testFlag(CDockWidget::DockWidgetClosable);
bool ActiveTabHasCloseButton = d->testConfigFlag(CDockManager::ActiveTabHasCloseButton);
bool AllTabsHaveCloseButton = d->testConfigFlag(CDockManager::AllTabsHaveCloseButton);
bool TabHasCloseButton = (ActiveTabHasCloseButton && active) | AllTabsHaveCloseButton;
d->CloseButton->setVisible(DockWidgetClosable && TabHasCloseButton);
if (d->IsActiveTab == active)
{
return;
}
d->IsActiveTab = active;
style()->unpolish(this);
style()->polish(this);
d->TitleLabel->style()->unpolish(d->TitleLabel);
d->TitleLabel->style()->polish(d->TitleLabel);
update();
updateGeometry();
emit activeTabChanged();
}
//============================================================================
CDockWidget* CDockWidgetTab::dockWidget() const
{
return d->DockWidget;
}
//============================================================================
void CDockWidgetTab::setDockAreaWidget(CDockAreaWidget* DockArea)
{
d->DockArea = DockArea;
}
//============================================================================
CDockAreaWidget* CDockWidgetTab::dockAreaWidget() const
{
return d->DockArea;
}
//============================================================================
void CDockWidgetTab::setIcon(const QIcon& Icon)
{
QBoxLayout* Layout = qobject_cast<QBoxLayout*>(layout());
if (!d->IconLabel && Icon.isNull())
{
return;
}
if (!d->IconLabel)
{
d->IconLabel = new QLabel();
d->IconLabel->setAlignment(Qt::AlignVCenter);
d->IconLabel->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Preferred);
internal::setToolTip(d->IconLabel, d->TitleLabel->toolTip());
Layout->insertWidget(0, d->IconLabel, Qt::AlignVCenter);
Layout->insertSpacing(1, qRound(1.5 * Layout->contentsMargins().left() / 2.0));
}
else if (Icon.isNull())
{
// Remove icon label and spacer item
Layout->removeWidget(d->IconLabel);
Layout->removeItem(Layout->itemAt(0));
delete d->IconLabel;
d->IconLabel = nullptr;
}
d->Icon = Icon;
if (d->IconLabel)
{
d->IconLabel->setPixmap(Icon.pixmap(style()->pixelMetric(QStyle::PM_SmallIconSize, nullptr, this)));
d->IconLabel->setVisible(true);
}
}
//============================================================================
const QIcon& CDockWidgetTab::icon() const
{
return d->Icon;
}
//============================================================================
QString CDockWidgetTab::text() const
{
return d->TitleLabel->text();
}
//============================================================================
void CDockWidgetTab::mouseDoubleClickEvent(QMouseEvent *event)
{
// If this is the last dock area in a dock container it does not make
// sense to move it to a new floating widget and leave this one
// empty
if ((!d->DockArea->dockContainer()->isFloating() || d->DockArea->dockWidgetsCount() > 1)
&& d->DockWidget->features().testFlag(CDockWidget::DockWidgetFloatable))
{
d->saveDragStartMousePosition(event->globalPos());
d->startFloating(DraggingInactive);
}
Super::mouseDoubleClickEvent(event);
}
//============================================================================
void CDockWidgetTab::setVisible(bool visible)
{
// Just here for debugging to insert debug output
Super::setVisible(visible);
}
//============================================================================
void CDockWidgetTab::setText(const QString& title)
{
d->TitleLabel->setText(title);
}
//============================================================================
bool CDockWidgetTab::isTitleElided() const
{
return d->TitleLabel->isElided();
}
//============================================================================
bool CDockWidgetTab::isClosable() const
{
return d->DockWidget && d->DockWidget->features().testFlag(CDockWidget::DockWidgetClosable);
}
//===========================================================================
void CDockWidgetTab::detachDockWidget()
{
if (!d->DockWidget->features().testFlag(CDockWidget::DockWidgetFloatable))
{
return;
}
d->saveDragStartMousePosition(QCursor::pos());
d->startFloating(DraggingInactive);
}
//============================================================================
bool CDockWidgetTab::event(QEvent *e)
{
#ifndef QT_NO_TOOLTIP
if (e->type() == QEvent::ToolTipChange)
{
const auto text = toolTip();
d->TitleLabel->setToolTip(text);
}
#endif
return Super::event(e);
}
//============================================================================
void CDockWidgetTab::onDockWidgetFeaturesChanged()
{
auto Features = d->DockWidget->features();
auto SizePolicy = d->CloseButton->sizePolicy();
SizePolicy.setRetainSizeWhenHidden(Features.testFlag(CDockWidget::DockWidgetClosable)
&& d->testConfigFlag(CDockManager::RetainTabSizeWhenCloseButtonHidden));
d->CloseButton->setSizePolicy(SizePolicy);
}
//============================================================================
void CDockWidgetTab::setElideMode(Qt::TextElideMode mode)
{
d->TitleLabel->setElideMode(mode);
}
} // namespace ads
//---------------------------------------------------------------------------
// EOF DockWidgetTab.cpp

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#ifndef DockWidgetTabH
#define DockWidgetTabH
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file DockWidgetTab.h
/// \author Uwe Kindler
/// \date 27.02.2017
/// \brief Declaration of CDockWidgetTab class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QFrame>
#include "ads_globals.h"
namespace ads
{
class CDockWidget;
class CDockAreaWidget;
struct DockWidgetTabPrivate;
/**
* A dock widget tab that shows a title and an icon.
* The dock widget tab is shown in the dock area title bar to switch between
* tabbed dock widgets
*/
class ADS_EXPORT CDockWidgetTab : public QFrame
{
Q_OBJECT
Q_PROPERTY(bool activeTab READ isActiveTab WRITE setActiveTab NOTIFY activeTabChanged)
private:
DockWidgetTabPrivate* d; ///< private data (pimpl)
friend struct DockWidgetTabPrivate;
friend class CDockWidget;
void onDockWidgetFeaturesChanged();
private slots:
void detachDockWidget();
protected:
virtual void mousePressEvent(QMouseEvent* ev) override;
virtual void mouseReleaseEvent(QMouseEvent* ev) override;
virtual void mouseMoveEvent(QMouseEvent* ev) override;
virtual void contextMenuEvent(QContextMenuEvent* ev) override;
/**
* Double clicking the tab widget makes the assigned dock widget floating
*/
virtual void mouseDoubleClickEvent(QMouseEvent *event) override;
public:
using Super = QFrame;
/**
* Default Constructor
* param[in] DockWidget The dock widget this title bar belongs to
* param[in] parent The parent widget of this title bar
*/
CDockWidgetTab(CDockWidget* DockWidget, QWidget* parent = 0);
/**
* Virtual Destructor
*/
virtual ~CDockWidgetTab();
/**
* Returns true, if this is the active tab
*/
bool isActiveTab() const;
/**
* Set this true to make this tab the active tab
*/
void setActiveTab(bool active);
/**
* Sets the dock area widget the dockWidget returned by dockWidget()
* function belongs to.
*/
void setDockAreaWidget(CDockAreaWidget* DockArea);
/**
* Returns the dock area widget this title bar belongs to.
* \return This function returns 0 if the dock widget that owns this title
* bar widget has not been added to any dock area yet.
*/
CDockAreaWidget* dockAreaWidget() const;
/**
* Returns the dock widget this title widget belongs to
*/
CDockWidget* dockWidget() const;
/**
* Sets the icon to show in title bar
*/
void setIcon(const QIcon& Icon);
/**
* Returns the icon
*/
const QIcon& icon() const;
/**
* Returns the tab text
*/
QString text() const;
/**
* Sets the tab text
*/
void setText(const QString& title);
/**
* Returns true if text is elided on the tab's title
*/
bool isTitleElided() const;
/**
* This function returns true if the assigned dock widget is closable
*/
bool isClosable() const;
/**
* Track event ToolTipChange and set child ToolTip
*/
virtual bool event(QEvent *e) override;
/**
* Sets the text elide mode
*/
void setElideMode(Qt::TextElideMode mode);
public slots:
virtual void setVisible(bool visible) override;
signals:
void activeTabChanged();
void clicked();
void closeRequested();
void closeOtherTabsRequested();
void moved(const QPoint& GlobalPos);
void elidedChanged(bool elided);
}; // class DockWidgetTab
}
// namespace ads
//-----------------------------------------------------------------------------
#endif // DockWidgetTabH

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//============================================================================
/// \file DockingStateReader.cpp
/// \author Uwe Kindler
/// \date 29.11.2019
/// \brief Implementation of CDockingStateReader
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "DockingStateReader.h"
namespace ads
{
//============================================================================
void CDockingStateReader::setFileVersion(int FileVersion)
{
m_FileVersion = FileVersion;
}
//============================================================================
int CDockingStateReader::fileVersion() const
{
return m_FileVersion;
}
} // namespace ads
//---------------------------------------------------------------------------
// EOF DockingStateReader.cpp

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ozwadmin-widgets/qt-ads/DockingStateReader.h Normal file
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#ifndef DockingStateReaderH
#define DockingStateReaderH
//============================================================================
/// \file DockingStateReader.h
/// \author Uwe Kindler
/// \date 29.11.2019
/// \brief Declaration of CDockingStateReader
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QXmlStreamReader>
namespace ads
{
/**
* Extends QXmlStreamReader with file version information
*/
class CDockingStateReader : public QXmlStreamReader
{
private:
int m_FileVersion;
public:
using QXmlStreamReader::QXmlStreamReader;
/**
* Set the file version for this state reader
*/
void setFileVersion(int FileVersion);
/**
* Returns the file version set via setFileVersion
*/
int fileVersion() const;
};
} // namespace ads
//---------------------------------------------------------------------------
#endif // DockingStateReaderH

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/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file ElidingLabel.cpp
/// \author Uwe Kindler
/// \date 05.11.2018
/// \brief Implementation of CElidingLabel
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "ElidingLabel.h"
#include <QMouseEvent>
namespace ads
{
/**
* Private data of public CClickableLabel
*/
struct ElidingLabelPrivate
{
CElidingLabel* _this;
Qt::TextElideMode ElideMode = Qt::ElideNone;
QString Text;
bool IsElided = false;
ElidingLabelPrivate(CElidingLabel* _public) : _this(_public) {}
void elideText(int Width);
/**
* Convenience function to check if the
*/
bool isModeElideNone() const
{
return Qt::ElideNone == ElideMode;
}
};
//============================================================================
void ElidingLabelPrivate::elideText(int Width)
{
if (isModeElideNone())
{
return;
}
QFontMetrics fm = _this->fontMetrics();
QString str = fm.elidedText(Text, ElideMode, Width - _this->margin() * 2 - _this->indent());
if (str == "…")
{
str = Text.at(0);
}
bool WasElided = IsElided;
IsElided = str != Text;
if(IsElided != WasElided)
{
emit _this->elidedChanged(IsElided);
}
_this->QLabel::setText(str);
}
//============================================================================
CElidingLabel::CElidingLabel(QWidget* parent, Qt::WindowFlags f)
: QLabel(parent, f),
d(new ElidingLabelPrivate(this))
{
}
//============================================================================
CElidingLabel::CElidingLabel(const QString& text, QWidget* parent, Qt::WindowFlags f)
: QLabel(text, parent,f),
d(new ElidingLabelPrivate(this))
{
d->Text = text;
internal::setToolTip(this, text);
}
//============================================================================
CElidingLabel::~CElidingLabel()
{
delete d;
}
//============================================================================
Qt::TextElideMode CElidingLabel::elideMode() const
{
return d->ElideMode;
}
//============================================================================
void CElidingLabel::setElideMode(Qt::TextElideMode mode)
{
d->ElideMode = mode;
d->elideText(size().width());
}
//============================================================================
bool CElidingLabel::isElided() const
{
return d->IsElided;
}
//============================================================================
void CElidingLabel::mouseReleaseEvent(QMouseEvent* event)
{
Super::mouseReleaseEvent(event);
if (event->button() != Qt::LeftButton)
{
return;
}
emit clicked();
}
//============================================================================
void CElidingLabel::mouseDoubleClickEvent( QMouseEvent *ev )
{
Q_UNUSED(ev)
emit doubleClicked();
Super::mouseDoubleClickEvent(ev);
}
//============================================================================
void CElidingLabel::resizeEvent(QResizeEvent *event)
{
if (!d->isModeElideNone())
{
d->elideText(event->size().width());
}
Super::resizeEvent(event);
}
//============================================================================
QSize CElidingLabel::minimumSizeHint() const
{
if (pixmap() != nullptr || d->isModeElideNone())
{
return QLabel::minimumSizeHint();
}
const QFontMetrics &fm = fontMetrics();
#if (QT_VERSION >= QT_VERSION_CHECK(5, 11, 0))
QSize size(fm.horizontalAdvance(d->Text.left(2) + "…"), fm.height());
#else
QSize size(fm.width(d->Text.left(2) + "…"), fm.height());
#endif
return size;
}
//============================================================================
QSize CElidingLabel::sizeHint() const
{
if (pixmap() != nullptr || d->isModeElideNone())
{
return QLabel::sizeHint();
}
const QFontMetrics& fm = fontMetrics();
#if (QT_VERSION >= QT_VERSION_CHECK(5, 11, 0))
QSize size(fm.horizontalAdvance(d->Text), QLabel::sizeHint().height());
#else
QSize size(fm.width(d->Text), QLabel::sizeHint().height());
#endif
return size;
}
//============================================================================
void CElidingLabel::setText(const QString &text)
{
d->Text = text;
if (d->isModeElideNone())
{
Super::setText(text);
}
else
{
internal::setToolTip(this, text);
d->elideText(this->size().width());
}
}
//============================================================================
QString CElidingLabel::text() const
{
return d->Text;
}
} // namespace QtLabb
//---------------------------------------------------------------------------
// EOF ClickableLabel.cpp

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#ifndef ElidingLabelH
#define ElidingLabelH
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file ElidingLabel.h
/// \author Uwe Kindler
/// \date 05.11.2018
/// \brief Declaration of CElidingLabel
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QLabel>
#include "ads_globals.h"
namespace ads
{
struct ElidingLabelPrivate;
/**
* A QLabel that supports eliding text.
* Because the functions setText() and text() are no virtual functions setting
* and reading the text via a pointer to the base class QLabel does not work
* properly
*/
class ADS_EXPORT CElidingLabel : public QLabel
{
Q_OBJECT
private:
ElidingLabelPrivate* d;
friend struct ElidingLabelPrivate;
protected:
virtual void mouseReleaseEvent(QMouseEvent* event) override;
virtual void resizeEvent( QResizeEvent *event ) override;
virtual void mouseDoubleClickEvent( QMouseEvent *ev ) override;
public:
using Super = QLabel;
CElidingLabel(QWidget* parent = 0, Qt::WindowFlags f = 0);
CElidingLabel(const QString& text, QWidget* parent = 0, Qt::WindowFlags f = 0);
virtual ~CElidingLabel();
/**
* Returns the text elide mode.
* The default mode is ElideNone
*/
Qt::TextElideMode elideMode() const;
/**
* Sets the text elide mode
*/
void setElideMode(Qt::TextElideMode mode);
/**
* This function indicates whether the text on this label is currently elided
*/
bool isElided() const;
public: // reimplements QLabel ----------------------------------------------
virtual QSize minimumSizeHint() const override;
virtual QSize sizeHint() const override;
void setText(const QString &text);
QString text() const;
signals:
/**
* This signal is emitted if the user clicks on the label (i.e. pressed
* down then released while the mouse cursor is inside the label)
*/
void clicked();
/**
* This signal is emitted if the user does a double click on the label
*/
void doubleClicked();
/**
* This signal is emitted when isElided() state of this label is changed
*/
void elidedChanged(bool elided);
}; //class CElidingLabel
} // namespace QtLabb
//---------------------------------------------------------------------------
#endif // ElidingLabelH

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/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file FloatingDockContainer.cpp
/// \author Uwe Kindler
/// \date 01.03.2017
/// \brief Implementation of CFloatingDockContainer class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "FloatingDockContainer.h"
#include <iostream>
#include <QBoxLayout>
#include <QApplication>
#include <QMouseEvent>
#include <QPointer>
#include <QAction>
#include <QDebug>
#include <QAbstractButton>
#include <QElapsedTimer>
#include <QTime>
#include "DockContainerWidget.h"
#include "DockAreaWidget.h"
#include "DockManager.h"
#include "DockWidget.h"
#include "DockOverlay.h"
#ifdef Q_OS_LINUX
#include "linux/FloatingWidgetTitleBar.h"
#include <xcb/xcb.h>
#endif
namespace ads
{
static unsigned int zOrderCounter = 0;
/**
* Private data class of CFloatingDockContainer class (pimpl)
*/
struct FloatingDockContainerPrivate
{
CFloatingDockContainer *_this;
CDockContainerWidget *DockContainer;
unsigned int zOrderIndex = ++zOrderCounter;
QPointer<CDockManager> DockManager;
eDragState DraggingState = DraggingInactive;
QPoint DragStartMousePosition;
CDockContainerWidget *DropContainer = nullptr;
CDockAreaWidget *SingleDockArea = nullptr;
QPoint DragStartPos;
#ifdef Q_OS_LINUX
QWidget* MouseEventHandler = nullptr;
CFloatingWidgetTitleBar* TitleBar = nullptr;
#endif
/**
* Private data constructor
*/
FloatingDockContainerPrivate(CFloatingDockContainer *_public);
void titleMouseReleaseEvent();
void updateDropOverlays(const QPoint &GlobalPos);
/**
* Returns true if the given config flag is set
*/
static bool testConfigFlag(CDockManager::eConfigFlag Flag)
{
return CDockManager::configFlags().testFlag(Flag);
}
/**
* Tests is a certain state is active
*/
bool isState(eDragState StateId) const
{
return StateId == DraggingState;
}
void setState(eDragState StateId)
{
DraggingState = StateId;
}
void setWindowTitle(const QString &Text)
{
#ifdef Q_OS_LINUX
TitleBar->setTitle(Text);
#else
_this->setWindowTitle(Text);
#endif
}
/**
* Reflect the current dock widget title in the floating widget windowTitle()
* depending on the CDockManager::FloatingContainerHasWidgetTitle flag
*/
void reflectCurrentWidget(CDockWidget* CurrentWidget)
{
// reflect CurrentWidget's title if configured to do so, otherwise display application name as window title
if (testConfigFlag(CDockManager::FloatingContainerHasWidgetTitle))
{
setWindowTitle(CurrentWidget->windowTitle());
}
else
{
setWindowTitle(qApp->applicationDisplayName());
}
// reflect CurrentWidget's icon if configured to do so, otherwise display application icon as window icon
QIcon CurrentWidgetIcon = CurrentWidget->icon();
if (testConfigFlag(CDockManager::FloatingContainerHasWidgetIcon)
&& !CurrentWidgetIcon.isNull())
{
_this->setWindowIcon(CurrentWidget->icon());
}
else
{
_this->setWindowIcon(QApplication::windowIcon());
}
}
/**
* Handles escape key press when dragging around the floating widget
*/
void handleEscapeKey();
};
// struct FloatingDockContainerPrivate
//============================================================================
FloatingDockContainerPrivate::FloatingDockContainerPrivate(
CFloatingDockContainer *_public) :
_this(_public)
{
}
//============================================================================
void FloatingDockContainerPrivate::titleMouseReleaseEvent()
{
setState(DraggingInactive);
if (!DropContainer)
{
return;
}
if (DockManager->dockAreaOverlay()->dropAreaUnderCursor()
!= InvalidDockWidgetArea
|| DockManager->containerOverlay()->dropAreaUnderCursor()
!= InvalidDockWidgetArea)
{
CDockOverlay *Overlay = DockManager->containerOverlay();
if (!Overlay->dropOverlayRect().isValid())
{
Overlay = DockManager->dockAreaOverlay();
}
// Resize the floating widget to the size of the highlighted drop area
// rectangle
QRect Rect = Overlay->dropOverlayRect();
int FrameWidth = (_this->frameSize().width() - _this->rect().width())
/ 2;
int TitleBarHeight = _this->frameSize().height()
- _this->rect().height() - FrameWidth;
if (Rect.isValid())
{
QPoint TopLeft = Overlay->mapToGlobal(Rect.topLeft());
TopLeft.ry() += TitleBarHeight;
_this->setGeometry(
QRect(TopLeft,
QSize(Rect.width(), Rect.height() - TitleBarHeight)));
QApplication::processEvents();
}
DropContainer->dropFloatingWidget(_this, QCursor::pos());
}
DockManager->containerOverlay()->hideOverlay();
DockManager->dockAreaOverlay()->hideOverlay();
}
//============================================================================
void FloatingDockContainerPrivate::updateDropOverlays(const QPoint &GlobalPos)
{
if (!_this->isVisible() || !DockManager)
{
return;
}
auto Containers = DockManager->dockContainers();
CDockContainerWidget *TopContainer = nullptr;
for (auto ContainerWidget : Containers)
{
if (!ContainerWidget->isVisible())
{
continue;
}
if (DockContainer == ContainerWidget)
{
continue;
}
QPoint MappedPos = ContainerWidget->mapFromGlobal(GlobalPos);
if (ContainerWidget->rect().contains(MappedPos))
{
if (!TopContainer || ContainerWidget->isInFrontOf(TopContainer))
{
TopContainer = ContainerWidget;
}
}
}
DropContainer = TopContainer;
auto ContainerOverlay = DockManager->containerOverlay();
auto DockAreaOverlay = DockManager->dockAreaOverlay();
if (!TopContainer)
{
ContainerOverlay->hideOverlay();
DockAreaOverlay->hideOverlay();
return;
}
int VisibleDockAreas = TopContainer->visibleDockAreaCount();
ContainerOverlay->setAllowedAreas(
VisibleDockAreas > 1 ? OuterDockAreas : AllDockAreas);
DockWidgetArea ContainerArea = ContainerOverlay->showOverlay(TopContainer);
ContainerOverlay->enableDropPreview(ContainerArea != InvalidDockWidgetArea);
auto DockArea = TopContainer->dockAreaAt(GlobalPos);
if (DockArea && DockArea->isVisible() && VisibleDockAreas > 0)
{
DockAreaOverlay->enableDropPreview(true);
DockAreaOverlay->setAllowedAreas(
(VisibleDockAreas == 1) ? NoDockWidgetArea : DockArea->allowedAreas());
DockWidgetArea Area = DockAreaOverlay->showOverlay(DockArea);
// A CenterDockWidgetArea for the dockAreaOverlay() indicates that
// the mouse is in the title bar. If the ContainerArea is valid
// then we ignore the dock area of the dockAreaOverlay() and disable
// the drop preview
if ((Area == CenterDockWidgetArea)
&& (ContainerArea != InvalidDockWidgetArea))
{
DockAreaOverlay->enableDropPreview(false);
ContainerOverlay->enableDropPreview(true);
}
else
{
ContainerOverlay->enableDropPreview(InvalidDockWidgetArea == Area);
}
}
else
{
DockAreaOverlay->hideOverlay();
}
}
//============================================================================
void FloatingDockContainerPrivate::handleEscapeKey()
{
ADS_PRINT("FloatingDockContainerPrivate::handleEscapeKey()");
setState(DraggingInactive);
DockManager->containerOverlay()->hideOverlay();
DockManager->dockAreaOverlay()->hideOverlay();
}
//============================================================================
CFloatingDockContainer::CFloatingDockContainer(CDockManager *DockManager) :
tFloatingWidgetBase(DockManager),
d(new FloatingDockContainerPrivate(this))
{
d->DockManager = DockManager;
d->DockContainer = new CDockContainerWidget(DockManager, this);
connect(d->DockContainer, SIGNAL(dockAreasAdded()), this,
SLOT(onDockAreasAddedOrRemoved()));
connect(d->DockContainer, SIGNAL(dockAreasRemoved()), this,
SLOT(onDockAreasAddedOrRemoved()));
#ifdef Q_OS_LINUX
d->TitleBar = new CFloatingWidgetTitleBar(this);
setWindowFlags(windowFlags() | Qt::Tool);
QDockWidget::setWidget(d->DockContainer);
QDockWidget::setFloating(true);
QDockWidget::setFeatures(QDockWidget::AllDockWidgetFeatures);
setTitleBarWidget(d->TitleBar);
connect(d->TitleBar, SIGNAL(closeRequested()), SLOT(close()));
#else
setWindowFlags(
Qt::Window | Qt::WindowMaximizeButtonHint | Qt::WindowCloseButtonHint);
QBoxLayout *l = new QBoxLayout(QBoxLayout::TopToBottom);
l->setContentsMargins(0, 0, 0, 0);
l->setSpacing(0);
setLayout(l);
l->addWidget(d->DockContainer);
#endif
DockManager->registerFloatingWidget(this);
}
//============================================================================
CFloatingDockContainer::CFloatingDockContainer(CDockAreaWidget *DockArea) :
CFloatingDockContainer(DockArea->dockManager())
{
d->DockContainer->addDockArea(DockArea);
#ifdef Q_OS_LINUX
d->TitleBar->enableCloseButton(isClosable());
#endif
auto TopLevelDockWidget = topLevelDockWidget();
if (TopLevelDockWidget)
{
TopLevelDockWidget->emitTopLevelChanged(true);
}
}
//============================================================================
CFloatingDockContainer::CFloatingDockContainer(CDockWidget *DockWidget) :
CFloatingDockContainer(DockWidget->dockManager())
{
d->DockContainer->addDockWidget(CenterDockWidgetArea, DockWidget);
#ifdef Q_OS_LINUX
d->TitleBar->enableCloseButton(isClosable());
#endif
auto TopLevelDockWidget = topLevelDockWidget();
if (TopLevelDockWidget)
{
TopLevelDockWidget->emitTopLevelChanged(true);
}
}
//============================================================================
CFloatingDockContainer::~CFloatingDockContainer()
{
ADS_PRINT("~CFloatingDockContainer");
if (d->DockManager)
{
d->DockManager->removeFloatingWidget(this);
}
delete d;
}
//============================================================================
CDockContainerWidget* CFloatingDockContainer::dockContainer() const
{
return d->DockContainer;
}
//============================================================================
void CFloatingDockContainer::changeEvent(QEvent *event)
{
QWidget::changeEvent(event);
if ((event->type() == QEvent::ActivationChange) && isActiveWindow())
{
ADS_PRINT("FloatingWidget::changeEvent QEvent::ActivationChange ");
d->zOrderIndex = ++zOrderCounter;
return;
}
}
//============================================================================
void CFloatingDockContainer::moveEvent(QMoveEvent *event)
{
QWidget::moveEvent(event);
switch (d->DraggingState)
{
case DraggingMousePressed:
#ifdef Q_OS_WIN
qApp->installEventFilter(this);
#endif
d->setState(DraggingFloatingWidget);
d->updateDropOverlays(QCursor::pos());
break;
case DraggingFloatingWidget:
d->updateDropOverlays(QCursor::pos());
#ifdef Q_OS_MACOS
// In OSX when hiding the DockAreaOverlay the application would set
// the main window as the active window for some reason. This fixes
// that by resetting the active window to the floating widget after
// updating the overlays.
QApplication::setActiveWindow(this);
#endif
break;
default:
break;
}
}
//============================================================================
void CFloatingDockContainer::closeEvent(QCloseEvent *event)
{
ADS_PRINT("CFloatingDockContainer closeEvent");
d->setState(DraggingInactive);
event->ignore();
if (isClosable())
{
auto TopLevelDockWidget = topLevelDockWidget();
if (TopLevelDockWidget && TopLevelDockWidget->features().testFlag(CDockWidget::DockWidgetDeleteOnClose))
{
if (!TopLevelDockWidget->closeDockWidgetInternal())
{
return;
}
}
// In Qt version after 5.9.2 there seems to be a bug that causes the
// QWidget::event() function to not receive any NonClientArea mouse
// events anymore after a close/show cycle. The bug is reported here:
// https://bugreports.qt.io/browse/QTBUG-73295
// The following code is a workaround for Qt versions > 5.9.2 that seems
// to work
// Starting from Qt version 5.12.2 this seems to work again. But
// now the QEvent::NonClientAreaMouseButtonPress function returns always
// Qt::RightButton even if the left button was pressed
this->hide();
}
}
//============================================================================
void CFloatingDockContainer::hideEvent(QHideEvent *event)
{
Super::hideEvent(event);
if (event->spontaneous())
{
return;
}
// Prevent toogleView() events during restore state
if (d->DockManager->isRestoringState())
{
return;
}
for (auto DockArea : d->DockContainer->openedDockAreas())
{
for (auto DockWidget : DockArea->openedDockWidgets())
{
DockWidget->toggleView(false);
}
}
}
//============================================================================
void CFloatingDockContainer::showEvent(QShowEvent *event)
{
Super::showEvent(event);
}
//============================================================================
bool CFloatingDockContainer::event(QEvent *e)
{
switch (d->DraggingState)
{
case DraggingInactive:
{
// Normally we would check here, if the left mouse button is pressed.
// But from QT version 5.12.2 on the mouse events from
// QEvent::NonClientAreaMouseButtonPress return the wrong mouse button
// The event always returns Qt::RightButton even if the left button
// is clicked.
// It is really great to work around the whole NonClientMouseArea
// bugs
#if (QT_VERSION >= QT_VERSION_CHECK(5, 12, 2))
if (e->type() == QEvent::NonClientAreaMouseButtonPress /*&& QGuiApplication::mouseButtons().testFlag(Qt::LeftButton)*/)
#else
if (e->type() == QEvent::NonClientAreaMouseButtonPress && QGuiApplication::mouseButtons().testFlag(Qt::LeftButton))
#endif
{
ADS_PRINT("FloatingWidget::event Event::NonClientAreaMouseButtonPress" << e->type());
d->DragStartPos = pos();
d->setState(DraggingMousePressed);
}
}
break;
case DraggingMousePressed:
switch (e->type())
{
case QEvent::NonClientAreaMouseButtonDblClick:
ADS_PRINT("FloatingWidget::event QEvent::NonClientAreaMouseButtonDblClick");
d->setState(DraggingInactive);
break;
case QEvent::Resize:
// If the first event after the mouse press is a resize event, then
// the user resizes the window instead of dragging it around.
// But there is one exception. If the window is maximized,
// then dragging the window via title bar will cause the widget to
// leave the maximized state. This in turn will trigger a resize event.
// To know, if the resize event was triggered by user via moving a
// corner of the window frame or if it was caused by a windows state
// change, we check, if we are not in maximized state.
if (!isMaximized())
{
d->setState(DraggingInactive);
}
break;
default:
break;
}
break;
case DraggingFloatingWidget:
if (e->type() == QEvent::NonClientAreaMouseButtonRelease)
{
ADS_PRINT("FloatingWidget::event QEvent::NonClientAreaMouseButtonRelease");
d->titleMouseReleaseEvent();
}
break;
default:
break;
}
#if (ADS_DEBUG_LEVEL > 0)
qDebug() << QTime::currentTime() << "CFloatingDockContainer::event " << e->type();
#endif
return QWidget::event(e);
}
//============================================================================
bool CFloatingDockContainer::eventFilter(QObject *watched, QEvent *e)
{
Q_UNUSED(watched);
// I have not found a way to detect non client area key press events to
// handle escape key presses. On Windows, if the escape key is pressed while
// dragging around a widget, the widget position is reset to its start position
// which in turn generates a QEvent::NonClientAreaMouseButtonRelease event
// if the mouse is outside of the widget after the move to its initial position
// or a QEvent::MouseButtonRelease event, if the mouse is inside of teh widget
// after the position has been reset.
// So we can install an event filter on the application to get these events
// here to properly cancel dragging and hide the overlays.
// If we are in DraggingFloatingWidget state, it means the widget
// has been dragged already but if the position is the same like
// the start position, then this is an indication that the escape
// key has been pressed.
if (e->type() == QEvent::MouseButtonRelease || e->type() == QEvent::NonClientAreaMouseButtonRelease)
{
ADS_PRINT("CFloatingDockContainer::eventFilter QEvent::MouseButtonRelease or"
"QEvent::NonClientAreaMouseButtonRelease" << "d->DragggingState " << d->DraggingState);
qApp->removeEventFilter(this);
if (d->DragStartPos == pos())
{
d->handleEscapeKey();
return true;
}
return false;
}
#if (ADS_DEBUG_LEVEL > 0)
qDebug() << QTime::currentTime() << "CFloatingDockContainer::eventFilter " << e->type();
#endif
return false;
}
//============================================================================
void CFloatingDockContainer::startFloating(const QPoint &DragStartMousePos,
const QSize &Size, eDragState DragState, QWidget *MouseEventHandler)
{
#ifndef Q_OS_LINUX
Q_UNUSED(MouseEventHandler)
#endif
resize(Size);
d->setState(DragState);
d->DragStartMousePosition = DragStartMousePos;
#ifdef Q_OS_LINUX
if (DraggingFloatingWidget == DragState)
{
setAttribute(Qt::WA_X11NetWmWindowTypeDock, true);
d->MouseEventHandler = MouseEventHandler;
if (d->MouseEventHandler)
{
d->MouseEventHandler->grabMouse();
}
}
#endif
moveFloating();
show();
}
//============================================================================
void CFloatingDockContainer::moveFloating()
{
int BorderSize = (frameSize().width() - size().width()) / 2;
const QPoint moveToPos = QCursor::pos() - d->DragStartMousePosition
- QPoint(BorderSize, 0);
move(moveToPos);
}
//============================================================================
bool CFloatingDockContainer::isClosable() const
{
return d->DockContainer->features().testFlag(
CDockWidget::DockWidgetClosable);
}
//============================================================================
void CFloatingDockContainer::onDockAreasAddedOrRemoved()
{
ADS_PRINT("CFloatingDockContainer::onDockAreasAddedOrRemoved()");
auto TopLevelDockArea = d->DockContainer->topLevelDockArea();
if (TopLevelDockArea)
{
d->SingleDockArea = TopLevelDockArea;
CDockWidget* CurrentWidget = d->SingleDockArea->currentDockWidget();
d->reflectCurrentWidget(CurrentWidget);
connect(d->SingleDockArea, SIGNAL(currentChanged(int)), this,
SLOT(onDockAreaCurrentChanged(int)));
}
else
{
if (d->SingleDockArea)
{
disconnect(d->SingleDockArea, SIGNAL(currentChanged(int)), this,
SLOT(onDockAreaCurrentChanged(int)));
d->SingleDockArea = nullptr;
}
d->setWindowTitle(qApp->applicationDisplayName());
setWindowIcon(QApplication::windowIcon());
}
}
//============================================================================
void CFloatingDockContainer::updateWindowTitle()
{
auto TopLevelDockArea = d->DockContainer->topLevelDockArea();
if (TopLevelDockArea)
{
CDockWidget* CurrentWidget = TopLevelDockArea->currentDockWidget();
d->reflectCurrentWidget(CurrentWidget);
}
else
{
d->setWindowTitle(qApp->applicationDisplayName());
setWindowIcon(QApplication::windowIcon());
}
}
//============================================================================
void CFloatingDockContainer::onDockAreaCurrentChanged(int Index)
{
Q_UNUSED(Index);
CDockWidget* CurrentWidget = d->SingleDockArea->currentDockWidget();
d->reflectCurrentWidget(CurrentWidget);
}
//============================================================================
bool CFloatingDockContainer::restoreState(CDockingStateReader &Stream,
bool Testing)
{
if (!d->DockContainer->restoreState(Stream, Testing))
{
return false;
}
onDockAreasAddedOrRemoved();
return true;
}
//============================================================================
bool CFloatingDockContainer::hasTopLevelDockWidget() const
{
return d->DockContainer->hasTopLevelDockWidget();
}
//============================================================================
CDockWidget* CFloatingDockContainer::topLevelDockWidget() const
{
return d->DockContainer->topLevelDockWidget();
}
//============================================================================
QList<CDockWidget*> CFloatingDockContainer::dockWidgets() const
{
return d->DockContainer->dockWidgets();
}
//============================================================================
void CFloatingDockContainer::finishDragging()
{
ADS_PRINT("CFloatingDockContainer::finishDragging");
#ifdef Q_OS_LINUX
setAttribute(Qt::WA_X11NetWmWindowTypeDock, false);
setWindowOpacity(1);
activateWindow();
if (d->MouseEventHandler)
{
d->MouseEventHandler->releaseMouse();
d->MouseEventHandler = nullptr;
}
#endif
d->titleMouseReleaseEvent();
}
} // namespace ads
//---------------------------------------------------------------------------
// EOF FloatingDockContainer.cpp

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#ifndef FloatingDockContainerH
#define FloatingDockContainerH
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file FloatingDockContainer.h
/// \author Uwe Kindler
/// \date 01.03.2017
/// \brief Declaration of CFloatingDockContainer class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "ads_globals.h"
#include <QRubberBand>
#ifdef Q_OS_LINUX
#include <QDockWidget>
#define tFloatingWidgetBase QDockWidget
#else
#include <QWidget>
#define tFloatingWidgetBase QWidget
#endif
class CDockingStateReader;
namespace ads
{
struct FloatingDockContainerPrivate;
class CDockManager;
struct DockManagerPrivate;
class CDockAreaWidget;
class CDockContainerWidget;
class CDockWidget;
class CDockManager;
class CDockAreaTabBar;
class CDockWidgetTab;
struct DockWidgetTabPrivate;
class CDockAreaTitleBar;
struct DockAreaTitleBarPrivate;
class CFloatingWidgetTitleBar;
class CDockingStateReader;
/**
* Pure virtual interface for floating widgets.
* This interface is used for opaque and non-opaque undocking. If opaque
* undocking is used, the a real CFloatingDockContainer widget will be created
*/
class IFloatingWidget
{
public:
virtual ~IFloatingWidget() = default;
/**
* Starts floating.
* This function should get called typically from a mouse press event
* handler
*/
virtual void startFloating(const QPoint& DragStartMousePos, const QSize& Size,
eDragState DragState, QWidget* MouseEventHandler) = 0;
/**
* Moves the widget to a new position relative to the position given when
* startFloating() was called.
* This function should be called from a mouse mouve event handler to
* move the floating widget on mouse move events.
*/
virtual void moveFloating() = 0;
/**
* Tells the widget that to finish dragging if the mouse is released.
* This function should be called from a mouse release event handler
* to finish the dragging
*/
virtual void finishDragging() = 0;
};
/**
* This implements a floating widget that is a dock container that accepts
* docking of dock widgets like the main window and that can be docked into
* another dock container.
* Every floating window of the docking system is a FloatingDockContainer.
*/
class ADS_EXPORT CFloatingDockContainer : public tFloatingWidgetBase, public IFloatingWidget
{
Q_OBJECT
private:
FloatingDockContainerPrivate* d; ///< private data (pimpl)
friend struct FloatingDockContainerPrivate;
friend class CDockManager;
friend struct DockManagerPrivate;
friend class CDockAreaTabBar;
friend struct DockWidgetTabPrivate;
friend class CDockWidgetTab;
friend class CDockAreaTitleBar;
friend struct DockAreaTitleBarPrivate;
friend class CDockWidget;
friend class CDockAreaWidget;
friend class CFloatingWidgetTitleBar;
private slots:
void onDockAreasAddedOrRemoved();
void onDockAreaCurrentChanged(int Index);
protected:
/**
* Starts floating at the given global position.
* Use moveToGlobalPos() to move the widget to a new position
* depending on the start position given in Pos parameter
*/
virtual void startFloating(const QPoint& DragStartMousePos, const QSize& Size,
eDragState DragState, QWidget* MouseEventHandler) override;
/**
* Call this function to start dragging the floating widget
*/
void startDragging(const QPoint& DragStartMousePos, const QSize& Size,
QWidget* MouseEventHandler)
{
startFloating(DragStartMousePos, Size, DraggingFloatingWidget, MouseEventHandler);
}
/**
* Call this function if you explicitly want to signal that dragging has
* finished
*/
virtual void finishDragging() override;
/**
* Call this function if you just want to initialize the position
* and size of the floating widget
*/
void initFloatingGeometry(const QPoint& DragStartMousePos, const QSize& Size)
{
startFloating(DragStartMousePos, Size, DraggingInactive, nullptr);
}
/**
* Moves the widget to a new position relative to the position given when
* startFloating() was called
*/
void moveFloating() override;
/**
* Restores the state from given stream.
* If Testing is true, the function only parses the data from the given
* stream but does not restore anything. You can use this check for
* faulty files before you start restoring the state
*/
bool restoreState(CDockingStateReader& Stream, bool Testing);
/**
* Call this function to update the window title
*/
void updateWindowTitle();
protected: // reimplements QWidget
virtual void changeEvent(QEvent *event) override;
virtual void moveEvent(QMoveEvent *event) override;
virtual bool event(QEvent *e) override;
virtual void closeEvent(QCloseEvent *event) override;
virtual void hideEvent(QHideEvent *event) override;
virtual void showEvent(QShowEvent *event) override;
virtual bool eventFilter(QObject *watched, QEvent *event) override;
public:
using Super = QWidget;
/**
* Create empty floating widget - required for restore state
*/
CFloatingDockContainer(CDockManager* DockManager);
/**
* Create floating widget with the given dock area
*/
CFloatingDockContainer(CDockAreaWidget* DockArea);
/**
* Create floating widget with the given dock widget
*/
CFloatingDockContainer(CDockWidget* DockWidget);
/**
* Virtual Destructor
*/
virtual ~CFloatingDockContainer();
/**
* Access function for the internal dock container
*/
CDockContainerWidget* dockContainer() const;
/**
* This function returns true, if it can be closed.
* It can be closed, if all dock widgets in all dock areas can be closed
*/
bool isClosable() const;
/**
* This function returns true, if this floating widget has only one single
* visible dock widget in a single visible dock area.
* The single dock widget is a real top level floating widget because no
* other widgets are docked.
*/
bool hasTopLevelDockWidget() const;
/**
* This function returns the first dock widget in the first dock area.
* If the function hasSingleDockWidget() returns true, then this function
* returns this single dock widget.
*/
CDockWidget* topLevelDockWidget() const;
/**
* This function returns a list of all dock widget in this floating widget.
* This is a simple convenience function that simply calls the dockWidgets()
* function of the internal container widget.
*/
QList<CDockWidget*> dockWidgets() const;
}; // class FloatingDockContainer
}
// namespace ads
//-----------------------------------------------------------------------------
#endif // FloatingDockContainerH

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//============================================================================
/// \file FloatingDragPreview.cpp
/// \author Uwe Kindler
/// \date 26.11.2019
/// \brief Implementation of CFloatingDragPreview
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "FloatingDragPreview.h"
#include <iostream>
#include <QEvent>
#include <QApplication>
#include <QPainter>
#include <QKeyEvent>
#include "DockWidget.h"
#include "DockAreaWidget.h"
#include "DockManager.h"
#include "DockContainerWidget.h"
#include "DockOverlay.h"
namespace ads
{
/**
* Private data class (pimpl)
*/
struct FloatingDragPreviewPrivate
{
CFloatingDragPreview *_this;
QWidget* Content;
CDockAreaWidget* ContentSourceArea = nullptr;
CDockContainerWidget* ContenSourceContainer = nullptr;
QPoint DragStartMousePosition;
CDockManager* DockManager;
CDockContainerWidget *DropContainer = nullptr;
qreal WindowOpacity;
bool Hidden = false;
QPixmap ContentPreviewPixmap;
bool Canceled = false;
/**
* Private data constructor
*/
FloatingDragPreviewPrivate(CFloatingDragPreview *_public);
void updateDropOverlays(const QPoint &GlobalPos);
void setHidden(bool Value)
{
Hidden = Value;
_this->update();
}
/**
* Cancel dragging and emit the draggingCanceled event
*/
void cancelDragging()
{
Canceled = true;
emit _this->draggingCanceled();
DockManager->containerOverlay()->hideOverlay();
DockManager->dockAreaOverlay()->hideOverlay();
_this->close();
}
/**
* Creates the real floating widget in case the mouse is released outside
* outside of any drop area
*/
void createFloatingWidget();
};
// struct LedArrayPanelPrivate
//============================================================================
void FloatingDragPreviewPrivate::updateDropOverlays(const QPoint &GlobalPos)
{
if (!_this->isVisible() || !DockManager)
{
return;
}
auto Containers = DockManager->dockContainers();
CDockContainerWidget *TopContainer = nullptr;
for (auto ContainerWidget : Containers)
{
if (!ContainerWidget->isVisible())
{
continue;
}
QPoint MappedPos = ContainerWidget->mapFromGlobal(GlobalPos);
if (ContainerWidget->rect().contains(MappedPos))
{
if (!TopContainer || ContainerWidget->isInFrontOf(TopContainer))
{
TopContainer = ContainerWidget;
}
}
}
DropContainer = TopContainer;
auto ContainerOverlay = DockManager->containerOverlay();
auto DockAreaOverlay = DockManager->dockAreaOverlay();
auto DockDropArea = DockAreaOverlay->dropAreaUnderCursor();
auto ContainerDropArea = ContainerOverlay->dropAreaUnderCursor();
if (!TopContainer)
{
ContainerOverlay->hideOverlay();
DockAreaOverlay->hideOverlay();
if (CDockManager::configFlags().testFlag(CDockManager::DragPreviewIsDynamic))
{
setHidden(false);
}
return;
}
int VisibleDockAreas = TopContainer->visibleDockAreaCount();
ContainerOverlay->setAllowedAreas(
VisibleDockAreas > 1 ? OuterDockAreas : AllDockAreas);
DockWidgetArea ContainerArea = ContainerOverlay->showOverlay(TopContainer);
ContainerOverlay->enableDropPreview(ContainerArea != InvalidDockWidgetArea);
auto DockArea = TopContainer->dockAreaAt(GlobalPos);
if (DockArea && DockArea->isVisible() && VisibleDockAreas > 0 && DockArea != ContentSourceArea)
{
DockAreaOverlay->enableDropPreview(true);
DockAreaOverlay->setAllowedAreas(
(VisibleDockAreas == 1) ? NoDockWidgetArea : DockArea->allowedAreas());
DockWidgetArea Area = DockAreaOverlay->showOverlay(DockArea);
// A CenterDockWidgetArea for the dockAreaOverlay() indicates that
// the mouse is in the title bar. If the ContainerArea is valid
// then we ignore the dock area of the dockAreaOverlay() and disable
// the drop preview
if ((Area == CenterDockWidgetArea)
&& (ContainerArea != InvalidDockWidgetArea))
{
DockAreaOverlay->enableDropPreview(false);
ContainerOverlay->enableDropPreview(true);
}
else
{
ContainerOverlay->enableDropPreview(InvalidDockWidgetArea == Area);
}
}
else
{
DockAreaOverlay->hideOverlay();
// If there is only one single visible dock area in a container, then
// it does not make sense to show a dock overlay because the dock area
// would be removed and inserted at the same position
if (VisibleDockAreas <= 1)
{
ContainerOverlay->hideOverlay();
}
if (DockArea == ContentSourceArea && InvalidDockWidgetArea == ContainerDropArea)
{
DropContainer = nullptr;
}
}
if (CDockManager::configFlags().testFlag(CDockManager::DragPreviewIsDynamic))
{
setHidden(DockDropArea != InvalidDockWidgetArea || ContainerDropArea != InvalidDockWidgetArea);
}
}
//============================================================================
FloatingDragPreviewPrivate::FloatingDragPreviewPrivate(CFloatingDragPreview *_public) :
_this(_public)
{
}
//============================================================================
void FloatingDragPreviewPrivate::createFloatingWidget()
{
CDockWidget* DockWidget = qobject_cast<CDockWidget*>(Content);
CDockAreaWidget* DockArea = qobject_cast<CDockAreaWidget*>(Content);
CFloatingDockContainer* FloatingWidget = nullptr;
if (DockWidget && DockWidget->features().testFlag(CDockWidget::DockWidgetFloatable))
{
FloatingWidget = new CFloatingDockContainer(DockWidget);
}
else if (DockArea && DockArea->features().testFlag(CDockWidget::DockWidgetFloatable))
{
FloatingWidget = new CFloatingDockContainer(DockArea);
}
if (FloatingWidget)
{
FloatingWidget->setGeometry(_this->geometry());
FloatingWidget->show();
if (!CDockManager::configFlags().testFlag(CDockManager::DragPreviewHasWindowFrame))
{
QApplication::processEvents();
int FrameHeight = FloatingWidget->frameGeometry().height() - FloatingWidget->geometry().height();
QRect FixedGeometry = _this->geometry();
FixedGeometry.adjust(0, FrameHeight, 0, 0);
FloatingWidget->setGeometry(FixedGeometry);
}
}
}
//============================================================================
CFloatingDragPreview::CFloatingDragPreview(QWidget* Content, QWidget* parent) :
QWidget(parent),
d(new FloatingDragPreviewPrivate(this))
{
d->Content = Content;
setAttribute(Qt::WA_DeleteOnClose);
if (CDockManager::configFlags().testFlag(CDockManager::DragPreviewHasWindowFrame))
{
setWindowFlags(
Qt::Window | Qt::WindowMaximizeButtonHint | Qt::WindowCloseButtonHint);
}
else
{
setWindowFlags(Qt::Tool | Qt::FramelessWindowHint);
setAttribute(Qt::WA_NoSystemBackground);
setAttribute(Qt::WA_TranslucentBackground);
}
#ifdef Q_OS_LINUX
auto Flags = windowFlags();
Flags |= Qt::WindowStaysOnTopHint | Qt::X11BypassWindowManagerHint;
setWindowFlags(Flags);
#endif
setWindowOpacity(0.6);
// Create a static image of the widget that should get undocked
// This is like some kind preview image like it is uses in drag and drop
// operations
if (CDockManager::configFlags().testFlag(CDockManager::DragPreviewShowsContentPixmap))
{
d->ContentPreviewPixmap = QPixmap(Content->size());
Content->render(&d->ContentPreviewPixmap);
}
connect(qApp, SIGNAL(applicationStateChanged(Qt::ApplicationState)),
SLOT(onApplicationStateChanged(Qt::ApplicationState)));
// The only safe way to receive escape key presses is to install an event
// filter for the application object
qApp->installEventFilter(this);
}
//============================================================================
CFloatingDragPreview::CFloatingDragPreview(CDockWidget* Content)
: CFloatingDragPreview((QWidget*)Content, Content->dockManager())
{
d->DockManager = Content->dockManager();
if (Content->dockAreaWidget()->openDockWidgetsCount() == 1)
{
d->ContentSourceArea = Content->dockAreaWidget();
d->ContenSourceContainer = Content->dockContainer();
}
setWindowTitle(Content->windowTitle());
}
//============================================================================
CFloatingDragPreview::CFloatingDragPreview(CDockAreaWidget* Content)
: CFloatingDragPreview((QWidget*)Content, Content->dockManager())
{
d->DockManager = Content->dockManager();
d->ContentSourceArea = Content;
d->ContenSourceContainer = Content->dockContainer();
setWindowTitle(Content->currentDockWidget()->windowTitle());
}
//============================================================================
CFloatingDragPreview::~CFloatingDragPreview()
{
delete d;
}
//============================================================================
void CFloatingDragPreview::moveFloating()
{
int BorderSize = (frameSize().width() - size().width()) / 2;
const QPoint moveToPos = QCursor::pos() - d->DragStartMousePosition
- QPoint(BorderSize, 0);
move(moveToPos);
}
//============================================================================
void CFloatingDragPreview::startFloating(const QPoint &DragStartMousePos,
const QSize &Size, eDragState DragState, QWidget *MouseEventHandler)
{
Q_UNUSED(MouseEventHandler)
Q_UNUSED(DragState)
resize(Size);
d->DragStartMousePosition = DragStartMousePos;
moveFloating();
show();
}
//============================================================================
void CFloatingDragPreview::moveEvent(QMoveEvent *event)
{
QWidget::moveEvent(event);
d->updateDropOverlays(QCursor::pos());
}
//============================================================================
void CFloatingDragPreview::finishDragging()
{
ADS_PRINT("CFloatingDragPreview::finishDragging");
auto DockDropArea = d->DockManager->dockAreaOverlay()->visibleDropAreaUnderCursor();
auto ContainerDropArea = d->DockManager->containerOverlay()->visibleDropAreaUnderCursor();
if (!d->DropContainer)
{
d->createFloatingWidget();
}
else if (DockDropArea != InvalidDockWidgetArea)
{
d->DropContainer->dropWidget(d->Content, DockDropArea, d->DropContainer->dockAreaAt(QCursor::pos()));
}
else if (ContainerDropArea != InvalidDockWidgetArea)
{
// If there is only one single dock area, and we drop into the center
// then we tabify the dropped widget into the only visible dock area
if (d->DropContainer->visibleDockAreaCount() <= 1 && CenterDockWidgetArea == ContainerDropArea)
{
d->DropContainer->dropWidget(d->Content, ContainerDropArea, d->DropContainer->dockAreaAt(QCursor::pos()));
}
else
{
d->DropContainer->dropWidget(d->Content, ContainerDropArea, nullptr);
}
}
else
{
d->createFloatingWidget();
}
this->close();
d->DockManager->containerOverlay()->hideOverlay();
d->DockManager->dockAreaOverlay()->hideOverlay();
}
//============================================================================
void CFloatingDragPreview::paintEvent(QPaintEvent* event)
{
Q_UNUSED(event);
if (d->Hidden)
{
return;
}
QPainter painter(this);
if (CDockManager::configFlags().testFlag(CDockManager::DragPreviewShowsContentPixmap))
{
painter.drawPixmap(QPoint(0, 0), d->ContentPreviewPixmap);
}
// If we do not have a window frame then we paint a QRubberBand like
// frameless window
if (!CDockManager::configFlags().testFlag(CDockManager::DragPreviewHasWindowFrame))
{
QColor Color = palette().color(QPalette::Active, QPalette::Highlight);
QPen Pen = painter.pen();
Pen.setColor(Color.darker(120));
Pen.setStyle(Qt::SolidLine);
Pen.setWidth(1);
Pen.setCosmetic(true);
painter.setPen(Pen);
Color = Color.lighter(130);
Color.setAlpha(64);
painter.setBrush(Color);
painter.drawRect(rect().adjusted(0, 0, -1, -1));
}
}
//============================================================================
void CFloatingDragPreview::onApplicationStateChanged(Qt::ApplicationState state)
{
if (state != Qt::ApplicationActive)
{
disconnect(qApp, SIGNAL(applicationStateChanged(Qt::ApplicationState)),
this, SLOT(onApplicationStateChanged(Qt::ApplicationState)));
d->cancelDragging();
}
}
//============================================================================
bool CFloatingDragPreview::eventFilter(QObject *watched, QEvent *event)
{
Q_UNUSED(watched);
if (!d->Canceled && event->type() == QEvent::KeyPress)
{
QKeyEvent* e = static_cast<QKeyEvent*>(event);
if (e->key() == Qt::Key_Escape)
{
watched->removeEventFilter(this);
d->cancelDragging();
}
}
return false;
}
} // namespace ads
//---------------------------------------------------------------------------
// EOF FloatingDragPreview.cpp

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#ifndef FloatingDragPreviewH
#define FloatingDragPreviewH
//============================================================================
/// \file FloatingDragPreview.h
/// \author Uwe Kindler
/// \date 26.11.2019
/// \brief Declaration of CFloatingDragPreview
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QWidget>
#include "FloatingDockContainer.h"
namespace ads
{
class CDockWidget;
class CDockAreaWidget;
struct FloatingDragPreviewPrivate;
/**
* A floating overlay is a temporary floating widget that is just used to
* indicate the floating widget movement.
* This widget is used as a placeholder for drag operations for non-opaque
* docking
*/
class CFloatingDragPreview : public QWidget, public IFloatingWidget
{
Q_OBJECT
private:
FloatingDragPreviewPrivate* d;
friend struct FloatingDragPreviewPrivate;
private slots:
/**
* Cancel non opaque undocking if application becomes inactive
*/
void onApplicationStateChanged(Qt::ApplicationState state);
protected:
/**
* Updates the drop overlays
*/
virtual void moveEvent(QMoveEvent *event) override;
/**
* Cares about painting the
*/
virtual void paintEvent(QPaintEvent *e) override;
/**
* The content is a DockArea or a DockWidget
*/
CFloatingDragPreview(QWidget* Content, QWidget* parent);
public:
using Super = QWidget;
/**
* Creates an instance for undocking the DockWidget in Content parameter
*/
CFloatingDragPreview(CDockWidget* Content);
/**
* Creates an instance for undocking the DockArea given in Content
* parameters
*/
CFloatingDragPreview(CDockAreaWidget* Content);
/**
* Delete private data
*/
~CFloatingDragPreview();
/**
* We filter the events of the assigned content widget to receive
* escape key presses for canceling the drag operation
*/
virtual bool eventFilter(QObject *watched, QEvent *event) override;
public: // implements IFloatingWidget -----------------------------------------
virtual void startFloating(const QPoint& DragStartMousePos, const QSize& Size,
eDragState DragState, QWidget* MouseEventHandler) override;
/**
* Moves the widget to a new position relative to the position given when
* startFloating() was called
*/
virtual void moveFloating() override;
/**
* Finishes dragging.
* Hides the dock overlays and executes the real undocking and docking
* of the assigned Content widget
*/
virtual void finishDragging() override;
signals:
/**
* This signal is emitted, if dragging has been canceled by escape key
* or by active application switching via task manager
*/
void draggingCanceled();
};
} // namespace ads
//---------------------------------------------------------------------------
#endif // FloatingDragPreviewH

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//============================================================================
/// \file IconProvider.cpp
/// \author Uwe Kindler
/// \date 18.10.2019
/// \brief Implementation of CIconProvider
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "IconProvider.h"
#include <QVector>
namespace ads
{
/**
* Private data class (pimpl)
*/
struct IconProviderPrivate
{
CIconProvider *_this;
QVector<QIcon> UserIcons{IconCount, QIcon()};
/**
* Private data constructor
*/
IconProviderPrivate(CIconProvider *_public);
};
// struct LedArrayPanelPrivate
//============================================================================
IconProviderPrivate::IconProviderPrivate(CIconProvider *_public) :
_this(_public)
{
}
//============================================================================
CIconProvider::CIconProvider() :
d(new IconProviderPrivate(this))
{
}
//============================================================================
CIconProvider::~CIconProvider()
{
delete d;
}
//============================================================================
QIcon CIconProvider::customIcon(eIcon IconId) const
{
Q_ASSERT(IconId < d->UserIcons.size());
return d->UserIcons[IconId];
}
//============================================================================
void CIconProvider::registerCustomIcon(eIcon IconId, const QIcon &icon)
{
Q_ASSERT(IconId < d->UserIcons.size());
d->UserIcons[IconId] = icon;
}
} // namespace ads
//---------------------------------------------------------------------------
// EOF IconProvider.cpp

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#ifndef IconProviderH
#define IconProviderH
//============================================================================
/// \file IconProvider.h
/// \author Uwe Kindler
/// \date 18.10.2019
/// \brief Declaration of CIconProvider
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QIcon>
#include "ads_globals.h"
namespace ads
{
struct IconProviderPrivate;
/**
* This object provides all icons that are required by the advanced docking
* system.
* The IconProvider enables the user to register custom icons in case using
* stylesheets is not an option.
*/
class ADS_EXPORT CIconProvider
{
private:
IconProviderPrivate* d; ///< private data (pimpl)
friend struct IconProviderPrivate;
public:
/**
* Default Constructor
*/
CIconProvider();
/**
* Virtual Destructor
*/
virtual ~CIconProvider();
/**
* The function returns a custom icon if one is registered and a null Icon
* if no custom icon is registered
*/
QIcon customIcon(eIcon IconId) const;
/**
* Registers a custom icon for the given IconId
*/
void registerCustomIcon(eIcon IconId, const QIcon &icon);
}; // class IconProvider
} // namespace ads
//---------------------------------------------------------------------------
#endif // IconProviderH

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<RCC>
<qresource prefix="/ads">
<file>stylesheets/default.css</file>
<file>images/close-button.svg</file>
<file>images/close-button-disabled.svg</file>
<file>stylesheets/default_linux.css</file>
</qresource>
</RCC>

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/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file ads_globals.cpp
/// \author Uwe Kindler
/// \date 24.02.2017
/// \brief Implementation of
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QVariant>
#include <QPainter>
#include <QAbstractButton>
#include "DockSplitter.h"
#include "DockManager.h"
#include "IconProvider.h"
#include "ads_globals.h"
namespace ads
{
namespace internal
{
//============================================================================
void replaceSplitterWidget(QSplitter* Splitter, QWidget* From, QWidget* To)
{
int index = Splitter->indexOf(From);
From->setParent(nullptr);
Splitter->insertWidget(index, To);
}
//============================================================================
CDockInsertParam dockAreaInsertParameters(DockWidgetArea Area)
{
switch (Area)
{
case TopDockWidgetArea: return CDockInsertParam(Qt::Vertical, false);
case RightDockWidgetArea: return CDockInsertParam(Qt::Horizontal, true);
case CenterDockWidgetArea:
case BottomDockWidgetArea: return CDockInsertParam(Qt::Vertical, true);
case LeftDockWidgetArea: return CDockInsertParam(Qt::Horizontal, false);
default: CDockInsertParam(Qt::Vertical, false);
} // switch (Area)
return CDockInsertParam(Qt::Vertical, false);
}
//============================================================================
QPixmap createTransparentPixmap(const QPixmap& Source, qreal Opacity)
{
QPixmap TransparentPixmap(Source.size());
TransparentPixmap.fill(Qt::transparent);
QPainter p(&TransparentPixmap);
p.setOpacity(Opacity);
p.drawPixmap(0, 0, Source);
return TransparentPixmap;
}
//============================================================================
void hideEmptyParentSplitters(CDockSplitter* Splitter)
{
while (Splitter && Splitter->isVisible())
{
if (!Splitter->hasVisibleContent())
{
Splitter->hide();
}
Splitter = internal::findParent<CDockSplitter*>(Splitter);
}
}
//============================================================================
void setButtonIcon(QAbstractButton* Button, QStyle::StandardPixmap StandarPixmap,
ads::eIcon CustomIconId)
{
// First we try to use custom icons if available
QIcon Icon = CDockManager::iconProvider().customIcon(CustomIconId);
if (!Icon.isNull())
{
Button->setIcon(Icon);
return;
}
#ifdef Q_OS_LINUX
Button->setIcon(Button->style()->standardIcon(StandarPixmap));
#else
// The standard icons does not look good on high DPI screens so we create
// our own "standard" icon here.
QPixmap normalPixmap = Button->style()->standardPixmap(StandarPixmap, 0, Button);
Icon.addPixmap(internal::createTransparentPixmap(normalPixmap, 0.25), QIcon::Disabled);
Icon.addPixmap(normalPixmap, QIcon::Normal);
Button->setIcon(Icon);
#endif
}
} // namespace internal
} // namespace ads
//---------------------------------------------------------------------------
// EOF ads_globals.cpp

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#ifndef ads_globalsH
#define ads_globalsH
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file ads_globals.h
/// \author Uwe Kindler
/// \date 24.02.2017
/// \brief Declaration of
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QPair>
#include <QtCore/QtGlobal>
#include <QPixmap>
#include <QWidget>
#include <QDebug>
#include <QStyle>
class QAbstractButton;
#ifndef ADS_STATIC
#ifdef ADS_SHARED_EXPORT
#define ADS_EXPORT Q_DECL_EXPORT
#else
#define ADS_EXPORT Q_DECL_IMPORT
#endif
#else
#define ADS_EXPORT
#endif
// Define ADS_DEBUG_PRINT to enable a lot of debug output
#ifdef ADS_DEBUG_PRINT
#define ADS_PRINT(s) qDebug() << s
#else
#define ADS_PRINT(s)
#endif
// Set ADS_DEBUG_LEVEL to enable additional debug output and to enable layout
// dumps to qDebug and std::cout after layout changes
#define ADS_DEBUG_LEVEL 0
class QSplitter;
namespace ads
{
enum eStateFileVersion
{
InitialVersion = 0,
Version1 = 1,
CurrentVersion = Version1
};
class CDockSplitter;
enum DockWidgetArea
{
NoDockWidgetArea = 0x00,
LeftDockWidgetArea = 0x01,
RightDockWidgetArea = 0x02,
TopDockWidgetArea = 0x04,
BottomDockWidgetArea = 0x08,
CenterDockWidgetArea = 0x10,
InvalidDockWidgetArea = NoDockWidgetArea,
OuterDockAreas = TopDockWidgetArea | LeftDockWidgetArea | RightDockWidgetArea | BottomDockWidgetArea,
AllDockAreas = OuterDockAreas | CenterDockWidgetArea
};
Q_DECLARE_FLAGS(DockWidgetAreas, DockWidgetArea)
enum TitleBarButton
{
TitleBarButtonTabsMenu,
TitleBarButtonUndock,
TitleBarButtonClose
};
/**
* The different dragging states
*/
enum eDragState
{
DraggingInactive, //!< DraggingInactive
DraggingMousePressed, //!< DraggingMousePressed
DraggingTab, //!< DraggingTab
DraggingFloatingWidget//!< DraggingFloatingWidget
};
/**
* The different icons used in the UI
*/
enum eIcon
{
TabCloseIcon, //!< TabCloseIcon
DockAreaMenuIcon, //!< DockAreaMenuIcon
DockAreaUndockIcon,//!< DockAreaUndockIcon
DockAreaCloseIcon, //!< DockAreaCloseIcon
IconCount, //!< just a delimiter for range checks
};
/**
* For bitwise combination of dock wdget features
*/
enum eBitwiseOperator
{
BitwiseAnd,
BitwiseOr
};
namespace internal
{
static const bool RestoreTesting = true;
static const bool Restore = false;
static const char* const ClosedProperty = "close";
static const char* const DirtyProperty = "dirty";
/**
* Replace the from widget in the given splitter with the To widget
*/
void replaceSplitterWidget(QSplitter* Splitter, QWidget* From, QWidget* To);
/**
* This function walks the splitter tree upwards to hides all splitters
* that do not have visible content
*/
void hideEmptyParentSplitters(CDockSplitter* FirstParentSplitter);
/**
* Convenience class for QPair to provide better naming than first and
* second
*/
class CDockInsertParam : public QPair<Qt::Orientation, bool>
{
public:
using QPair::QPair;
Qt::Orientation orientation() const {return this->first;}
bool append() const {return this->second;}
int insertOffset() const {return append() ? 1 : 0;}
};
/**
* Returns the insertion parameters for the given dock area
*/
CDockInsertParam dockAreaInsertParameters(DockWidgetArea Area);
/**
* Searches for the parent widget of the given type.
* Returns the parent widget of the given widget or 0 if the widget is not
* child of any widget of type T
*
* It is not safe to use this function in in CDockWidget because only
* the current dock widget has a parent. All dock widgets that are not the
* current dock widget in a dock area have no parent.
*/
template <class T>
T findParent(const QWidget* w)
{
QWidget* parentWidget = w->parentWidget();
while (parentWidget)
{
T ParentImpl = qobject_cast<T>(parentWidget);
if (ParentImpl)
{
return ParentImpl;
}
parentWidget = parentWidget->parentWidget();
}
return 0;
}
/**
* Creates a semi transparent pixmap from the given pixmap Source.
* The Opacity parameter defines the opacity from completely transparent (0.0)
* to completely opaque (1.0)
*/
QPixmap createTransparentPixmap(const QPixmap& Source, qreal Opacity);
/**
* Helper function for settings flags in a QFlags instance.
*/
template <class T>
void setFlag(T& Flags, typename T::enum_type flag, bool on = true)
{
#if QT_VERSION >= 0x050700
Flags.setFlag(flag, on);
#else
if(on)
{
Flags |= flag;
}
else
{
Flags &= ~flag;
}
#endif
}
/**
* Helper function for settings tooltips without cluttering the code with
* tests for preprocessor macros
*/
template <class QObjectPtr>
void setToolTip(QObjectPtr obj, const QString &tip)
{
#ifndef QT_NO_TOOLTIP
obj->setToolTip(tip);
#else
Q_UNUSED(obj);
Q_UNUSED(tip);
#endif
}
/**
* Helper function to set the icon of a certain button.
* Use this function to set the icons for the dock area and dock widget buttons.
* The function first uses the CustomIconId to get an icon from the
* CIconProvider. You can register your custom icons with the icon provider, if
* you do not want to use the default buttons and if you do not want to use
* stylesheets.
* If the IconProvider does not return a valid icon (icon is null), the function
* fetches the given standard pixmap from the QStyle.
* param[in] Button The button whose icons are to be set
* param[in] StandardPixmap The standard pixmap to be used for the button
* param[in] CustomIconId The identifier for the custom icon.
*/
void setButtonIcon(QAbstractButton* Button, QStyle::StandardPixmap StandarPixmap,
ads::eIcon CustomIconId);
} // namespace internal
} // namespace ads
//---------------------------------------------------------------------------
#endif // ads_globalsH

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187
ozwadmin-widgets/qt-ads/linux/FloatingWidgetTitleBar.cpp Normal file
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/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file FloatingWidgetTitleBar.cpp
/// \author Uwe Kindler
/// \date 13.05.2019
/// \brief Implementation of CFloatingWidgetTitleBar class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include "FloatingWidgetTitleBar.h"
#include <iostream>
#include <QHBoxLayout>
#include <QPushButton>
#include <QToolButton>
#include <QPixmap>
#include <QStyle>
#include <QMouseEvent>
#include "ads_globals.h"
#include "ElidingLabel.h"
#include "FloatingDockContainer.h"
namespace ads
{
using tTabLabel = CElidingLabel;
using tCloseButton = QPushButton;
/**
* @brief Private data class of public interface CFloatingWidgetTitleBar
*/
struct FloatingWidgetTitleBarPrivate
{
CFloatingWidgetTitleBar *_this; ///< public interface class
QLabel *IconLabel = nullptr;
tTabLabel *TitleLabel;
tCloseButton *CloseButton = nullptr;
CFloatingDockContainer *FloatingWidget = nullptr;
eDragState DragState = DraggingInactive;
FloatingWidgetTitleBarPrivate(CFloatingWidgetTitleBar *_public) :
_this(_public)
{
}
/**
* Creates the complete layout including all controls
*/
void createLayout();
};
//============================================================================
void FloatingWidgetTitleBarPrivate::createLayout()
{
TitleLabel = new tTabLabel();
TitleLabel->setElideMode(Qt::ElideRight);
TitleLabel->setText("DockWidget->windowTitle()");
TitleLabel->setObjectName("floatingTitleLabel");
TitleLabel->setAlignment(Qt::AlignLeft | Qt::AlignVCenter);
CloseButton = new tCloseButton();
CloseButton->setObjectName("floatingTitleCloseButton");
CloseButton->setFlat(true);
// The standard icons do does not look good on high DPI screens
QIcon CloseIcon;
QPixmap normalPixmap = _this->style()->standardPixmap(
QStyle::SP_TitleBarCloseButton, 0, CloseButton);
CloseIcon.addPixmap(normalPixmap, QIcon::Normal);
CloseIcon.addPixmap(internal::createTransparentPixmap(normalPixmap, 0.25),
QIcon::Disabled);
CloseButton->setIcon(
_this->style()->standardIcon(QStyle::SP_TitleBarCloseButton));
CloseButton->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed);
CloseButton->setVisible(true);
CloseButton->setFocusPolicy(Qt::NoFocus);
_this->connect(CloseButton, SIGNAL(clicked()), SIGNAL(closeRequested()));
QFontMetrics fm(TitleLabel->font());
int Spacing = qRound(fm.height() / 4.0);
// Fill the layout
QBoxLayout *Layout = new QBoxLayout(QBoxLayout::LeftToRight);
Layout->setContentsMargins(6, 0, 0, 0);
Layout->setSpacing(0);
_this->setLayout(Layout);
Layout->addWidget(TitleLabel, 1);
Layout->addSpacing(Spacing);
Layout->addWidget(CloseButton);
Layout->setAlignment(Qt::AlignCenter);
TitleLabel->setVisible(true);
}
//============================================================================
CFloatingWidgetTitleBar::CFloatingWidgetTitleBar(CFloatingDockContainer *parent) :
QWidget(parent),
d(new FloatingWidgetTitleBarPrivate(this))
{
d->FloatingWidget = parent;
d->createLayout();
}
//============================================================================
CFloatingWidgetTitleBar::~CFloatingWidgetTitleBar()
{
delete d;
}
//============================================================================
void CFloatingWidgetTitleBar::mousePressEvent(QMouseEvent *ev)
{
if (ev->button() == Qt::LeftButton)
{
d->DragState = DraggingFloatingWidget;
d->FloatingWidget->startDragging(ev->pos(), d->FloatingWidget->size(),
this);
return;
}
Super::mousePressEvent(ev);
}
//============================================================================
void CFloatingWidgetTitleBar::mouseReleaseEvent(QMouseEvent *ev)
{
d->DragState = DraggingInactive;
if (d->FloatingWidget)
{
d->FloatingWidget->finishDragging();
}
Super::mouseReleaseEvent(ev);
}
//============================================================================
void CFloatingWidgetTitleBar::mouseMoveEvent(QMouseEvent *ev)
{
if (!(ev->buttons() & Qt::LeftButton) || DraggingInactive == d->DragState)
{
d->DragState = DraggingInactive;
Super::mouseMoveEvent(ev);
return;
}
// move floating window
if (DraggingFloatingWidget == d->DragState)
{
d->FloatingWidget->moveFloating();
Super::mouseMoveEvent(ev);
return;
}
Super::mouseMoveEvent(ev);
}
//============================================================================
void CFloatingWidgetTitleBar::enableCloseButton(bool Enable)
{
d->CloseButton->setEnabled(Enable);
}
//============================================================================
void CFloatingWidgetTitleBar::setTitle(const QString &Text)
{
d->TitleLabel->setText(Text);
}
} // namespace ads

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#ifndef FLOATINGWIDGETTITLEBAR_H
#define FLOATINGWIDGETTITLEBAR_H
/*******************************************************************************
** Qt Advanced Docking System
** Copyright (C) 2017 Uwe Kindler
**
** This library is free software; you can redistribute it and/or
** modify it under the terms of the GNU Lesser General Public
** License as published by the Free Software Foundation; either
** version 2.1 of the License, or (at your option) any later version.
**
** This library is distributed in the hope that it will be useful,
** but WITHOUT ANY WARRANTY; without even the implied warranty of
** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
** Lesser General Public License for more details.
**
** You should have received a copy of the GNU Lesser General Public
** License along with this library; If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
//============================================================================
/// \file FloatingWidgetTitleBar.h
/// \author Uwe Kindler
/// \date 13.05.2019
/// \brief Declaration of CFloatingWidgetTitleBar class
//============================================================================
//============================================================================
// INCLUDES
//============================================================================
#include <QWidget>
namespace ads
{
class CFloatingDockContainer;
struct FloatingWidgetTitleBarPrivate;
/**
* Titlebar for floating widgets to capture non client are mouse events.
* Linux does not support NonClieantArea mouse events like
* QEvent::NonClientAreaMouseButtonPress. Because these events are required
* for the docking system to work properly, we use our own titlebar here to
* capture the required mouse events.
*/
class CFloatingWidgetTitleBar : public QWidget
{
Q_OBJECT
private:
FloatingWidgetTitleBarPrivate *d; ///< private data (pimpl)
protected:
virtual void mousePressEvent(QMouseEvent *ev) override;
virtual void mouseReleaseEvent(QMouseEvent *ev) override;
virtual void mouseMoveEvent(QMouseEvent *ev) override;
public:
using Super = QWidget;
explicit CFloatingWidgetTitleBar(CFloatingDockContainer *parent = nullptr);
/**
* Virtual Destructor
*/
virtual ~CFloatingWidgetTitleBar();
/**
* Enables / disables the window close button.
*/
void enableCloseButton(bool Enable);
/**
* Sets the window title, that means, the text of the internal tile label.
*/
void setTitle(const QString &Text);
signals:
/**
* This signal is emitted, if the close button is clicked.
*/
void closeRequested();
};
} // namespace ads
#endif // FLOATINGWIDGETTITLEBAR_H

83
ozwadmin-widgets/qt-ads/qt-ads.pro Normal file
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ADS_OUT_ROOT = $${OUT_PWD}/..
CONFIG += c++14
CONFIG += debug_and_release
TARGET = $$qtLibraryTarget(qtadvanceddocking)
DEFINES += QT_DEPRECATED_WARNINGS
TEMPLATE = lib
DESTDIR = $${ADS_OUT_ROOT}/lib
QT += core gui widgets
!adsBuildStatic {
CONFIG += shared
DEFINES += ADS_SHARED_EXPORT
}
adsBuildStatic {
CONFIG += staticlib
DEFINES += ADS_STATIC
}
windows {
# MinGW
*-g++* {
QMAKE_CXXFLAGS += -Wall -Wextra -pedantic
}
# MSVC
*-msvc* {
}
}
RESOURCES += ads.qrc
HEADERS += \
ads_globals.h \
DockAreaWidget.h \
DockAreaTabBar.h \
DockContainerWidget.h \
DockManager.h \
DockWidget.h \
DockWidgetTab.h \
DockingStateReader.h \
FloatingDockContainer.h \
FloatingDragPreview.h \
DockOverlay.h \
DockSplitter.h \
DockAreaTitleBar.h \
ElidingLabel.h \
IconProvider.h \
DockComponentsFactory.h
SOURCES += \
ads_globals.cpp \
DockAreaWidget.cpp \
DockAreaTabBar.cpp \
DockContainerWidget.cpp \
DockManager.cpp \
DockWidget.cpp \
DockingStateReader.cpp \
DockWidgetTab.cpp \
FloatingDockContainer.cpp \
FloatingDragPreview.cpp \
DockOverlay.cpp \
DockSplitter.cpp \
DockAreaTitleBar.cpp \
ElidingLabel.cpp \
IconProvider.cpp \
DockComponentsFactory.cpp
unix {
HEADERS += linux/FloatingWidgetTitleBar.h
SOURCES += linux/FloatingWidgetTitleBar.cpp
}
isEmpty(PREFIX){
PREFIX=..\installed
warning("Install Prefix not set")
}
headers.path=$$PREFIX/include
headers.files=$$HEADERS
target.path=$$PREFIX/lib
INSTALLS += headers target
DISTFILES +=

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/*
* Default style sheet on Windows Platforms
* Note: Always use CSS-classes with and without "ads--" namespace to support Qt4 & Qt5
*/
ads--CDockContainerWidget
{
background: palette(dark);
}
ads--CDockContainerWidget QSplitter::handle
{
background: palette(dark);
}
ads--CDockAreaWidget
{
background: palette(window);
border: 1px solid white;
}
ads--CDockAreaWidget #tabsMenuButton::menu-indicator
{
image: none;
}
ads--CDockWidgetTab
{
background: palette(window);
border-color: palette(light);
border-style: solid;
border-width: 0 1px 0 0;
padding: 0 0px;
}
ads--CDockWidgetTab[activeTab="true"]
{
background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:0.5, stop:0 palette(window), stop:1 palette(light));
/*background: palette(highlight);*/
}
ads--CDockWidgetTab QLabel
{
color: palette(dark);
}
ads--CDockWidgetTab[activeTab="true"] QLabel
{
color: palette(foreground);
}
ads--CDockWidget
{
background: palette(light);
border-color: palette(light);
border-style: solid;
border-width: 1px 0 0 0;
}
ads--CTitleBarButton
{
padding: 0px 0px;
}
QScrollArea#dockWidgetScrollArea
{
padding: 0px;
border: none;
}
#tabCloseButton
{
margin-top: 2px;
background: none;
border: none;
padding: 0px -2px;
}
#tabCloseButton:hover
{
border: 1px solid rgba(0, 0, 0, 32);
background: rgba(0, 0, 0, 16);
}
#tabCloseButton:pressed
{
background: rgba(0, 0, 0, 32);
}

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/*
* Default style sheet on Windows Platforms
* Note: Always use CSS-classes with and without "ads--" namespace to support Qt4 & Qt5
*/
ads--CDockContainerWidget
{
background: palette(dark);
}
ads--CDockContainerWidget QSplitter::handle
{
background: palette(dark);
}
ads--CDockAreaWidget
{
background: palette(window);
border: 1px solid white;
}
ads--CDockAreaWidget #tabsMenuButton::menu-indicator
{
image: none;
}
ads--CDockWidgetTab
{
background: palette(window);
border-color: palette(light);
border-style: solid;
border-width: 0 1px 0 0;
padding: 0 0px;
}
ads--CDockWidgetTab[activeTab="true"]
{
background: qlineargradient(spread:pad, x1:0, y1:0, x2:0, y2:0.5, stop:0 palette(window), stop:1 palette(light));
/*background: palette(highlight);*/
}
ads--CDockWidgetTab QLabel
{
color: palette(dark);
}
ads--CDockWidgetTab[activeTab="true"] QLabel
{
color: palette(foreground);
}
ads--CDockWidget
{
background: palette(light);
border-color: palette(light);
border-style: solid;
border-width: 1px 0 0 0;
}
ads--CTitleBarButton
{
padding: 0px 0px;
}
QScrollArea#dockWidgetScrollArea
{
padding: 0px;
border: none;
}
#tabCloseButton
{
margin-top: 2px;
background: none;
border: none;
padding: 0px -2px;
}
#tabCloseButton:hover
{
border: 1px solid rgba(0, 0, 0, 32);
background: rgba(0, 0, 0, 16);
}
#tabCloseButton:pressed
{
background: rgba(0, 0, 0, 32);
}