kconfig/lxdialog: refactor color support

Clean up and refactor color support. All color support are now
in util.c including color definitions.
In the process introduced a global variable named 'dlg' which is
used all over to set color - thats the reason why all files are changed.

Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
This commit is contained in:
Sam Ravnborg 2006-07-24 21:40:46 +02:00 committed by Sam Ravnborg
parent bf60362566
commit 98e5a1579e
10 changed files with 251 additions and 363 deletions

View file

@ -21,85 +21,141 @@
#include "dialog.h"
/* use colors by default? */
bool use_colors = 1;
struct dialog_info dlg;
const char *backtitle = NULL;
static void set_mono_theme(void)
{
dlg.screen.atr = A_NORMAL;
dlg.shadow.atr = A_NORMAL;
dlg.dialog.atr = A_NORMAL;
dlg.title.atr = A_BOLD;
dlg.border.atr = A_NORMAL;
dlg.button_active.atr = A_REVERSE;
dlg.button_inactive.atr = A_DIM;
dlg.button_key_active.atr = A_REVERSE;
dlg.button_key_inactive.atr = A_BOLD;
dlg.button_label_active.atr = A_REVERSE;
dlg.button_label_inactive.atr = A_NORMAL;
dlg.inputbox.atr = A_NORMAL;
dlg.inputbox_border.atr = A_NORMAL;
dlg.searchbox.atr = A_NORMAL;
dlg.searchbox_title.atr = A_BOLD;
dlg.searchbox_border.atr = A_NORMAL;
dlg.position_indicator.atr = A_BOLD;
dlg.menubox.atr = A_NORMAL;
dlg.menubox_border.atr = A_NORMAL;
dlg.item.atr = A_NORMAL;
dlg.item_selected.atr = A_REVERSE;
dlg.tag.atr = A_BOLD;
dlg.tag_selected.atr = A_REVERSE;
dlg.tag_key.atr = A_BOLD;
dlg.tag_key_selected.atr = A_REVERSE;
dlg.check.atr = A_BOLD;
dlg.check_selected.atr = A_REVERSE;
dlg.uarrow.atr = A_BOLD;
dlg.darrow.atr = A_BOLD;
}
#define DLG_COLOR(dialog, f, b, h) \
do { \
dlg.dialog.fg = (f); \
dlg.dialog.bg = (b); \
dlg.dialog.hl = (h); \
} while (0)
static void set_classic_theme(void)
{
DLG_COLOR(screen, COLOR_CYAN, COLOR_BLUE, true);
DLG_COLOR(shadow, COLOR_BLACK, COLOR_BLACK, true);
DLG_COLOR(dialog, COLOR_BLACK, COLOR_WHITE, false);
DLG_COLOR(title, COLOR_YELLOW, COLOR_WHITE, true);
DLG_COLOR(border, COLOR_WHITE, COLOR_WHITE, true);
DLG_COLOR(button_active, COLOR_WHITE, COLOR_BLUE, true);
DLG_COLOR(button_inactive, COLOR_BLACK, COLOR_WHITE, false);
DLG_COLOR(button_key_active, COLOR_WHITE, COLOR_BLUE, true);
DLG_COLOR(button_key_inactive, COLOR_RED, COLOR_WHITE, false);
DLG_COLOR(button_label_active, COLOR_YELLOW, COLOR_BLUE, true);
DLG_COLOR(button_label_inactive, COLOR_BLACK, COLOR_WHITE, true);
DLG_COLOR(inputbox, COLOR_BLACK, COLOR_WHITE, false);
DLG_COLOR(inputbox_border, COLOR_BLACK, COLOR_WHITE, false);
DLG_COLOR(searchbox, COLOR_BLACK, COLOR_WHITE, false);
DLG_COLOR(searchbox_title, COLOR_YELLOW, COLOR_WHITE, true);
DLG_COLOR(searchbox_border, COLOR_WHITE, COLOR_WHITE, true);
DLG_COLOR(position_indicator, COLOR_YELLOW, COLOR_WHITE, true);
DLG_COLOR(menubox, COLOR_BLACK, COLOR_WHITE, false);
DLG_COLOR(menubox_border, COLOR_WHITE, COLOR_WHITE, true);
DLG_COLOR(item, COLOR_BLACK, COLOR_WHITE, false);
DLG_COLOR(item_selected, COLOR_WHITE, COLOR_BLUE, true);
DLG_COLOR(tag, COLOR_YELLOW, COLOR_WHITE, true);
DLG_COLOR(tag_selected, COLOR_YELLOW, COLOR_BLUE, true);
DLG_COLOR(tag_key, COLOR_YELLOW, COLOR_WHITE, true);
DLG_COLOR(tag_key_selected, COLOR_YELLOW, COLOR_BLUE, true);
DLG_COLOR(check, COLOR_BLACK, COLOR_WHITE, false);
DLG_COLOR(check_selected, COLOR_WHITE, COLOR_BLUE, true);
DLG_COLOR(uarrow, COLOR_GREEN, COLOR_WHITE, true);
DLG_COLOR(darrow, COLOR_GREEN, COLOR_WHITE, true);
}
static void init_one_color(struct dialog_color *color)
{
static int pair = 0;
pair++;
init_pair(pair, color->fg, color->bg);
if (color->hl)
color->atr = A_BOLD | COLOR_PAIR(pair);
else
color->atr = COLOR_PAIR(pair);
}
static void init_dialog_colors(void)
{
init_one_color(&dlg.screen);
init_one_color(&dlg.shadow);
init_one_color(&dlg.dialog);
init_one_color(&dlg.title);
init_one_color(&dlg.border);
init_one_color(&dlg.button_active);
init_one_color(&dlg.button_inactive);
init_one_color(&dlg.button_key_active);
init_one_color(&dlg.button_key_inactive);
init_one_color(&dlg.button_label_active);
init_one_color(&dlg.button_label_inactive);
init_one_color(&dlg.inputbox);
init_one_color(&dlg.inputbox_border);
init_one_color(&dlg.searchbox);
init_one_color(&dlg.searchbox_title);
init_one_color(&dlg.searchbox_border);
init_one_color(&dlg.position_indicator);
init_one_color(&dlg.menubox);
init_one_color(&dlg.menubox_border);
init_one_color(&dlg.item);
init_one_color(&dlg.item_selected);
init_one_color(&dlg.tag);
init_one_color(&dlg.tag_selected);
init_one_color(&dlg.tag_key);
init_one_color(&dlg.tag_key_selected);
init_one_color(&dlg.check);
init_one_color(&dlg.check_selected);
init_one_color(&dlg.uarrow);
init_one_color(&dlg.darrow);
}
/*
* Attribute values, default is for mono display
* Setup for color display
*/
chtype attributes[] = {
A_NORMAL, /* screen_attr */
A_NORMAL, /* shadow_attr */
A_NORMAL, /* dialog_attr */
A_BOLD, /* title_attr */
A_NORMAL, /* border_attr */
A_REVERSE, /* button_active_attr */
A_DIM, /* button_inactive_attr */
A_REVERSE, /* button_key_active_attr */
A_BOLD, /* button_key_inactive_attr */
A_REVERSE, /* button_label_active_attr */
A_NORMAL, /* button_label_inactive_attr */
A_NORMAL, /* inputbox_attr */
A_NORMAL, /* inputbox_border_attr */
A_NORMAL, /* searchbox_attr */
A_BOLD, /* searchbox_title_attr */
A_NORMAL, /* searchbox_border_attr */
A_BOLD, /* position_indicator_attr */
A_NORMAL, /* menubox_attr */
A_NORMAL, /* menubox_border_attr */
A_NORMAL, /* item_attr */
A_REVERSE, /* item_selected_attr */
A_BOLD, /* tag_attr */
A_REVERSE, /* tag_selected_attr */
A_BOLD, /* tag_key_attr */
A_REVERSE, /* tag_key_selected_attr */
A_BOLD, /* check_attr */
A_REVERSE, /* check_selected_attr */
A_BOLD, /* uarrow_attr */
A_BOLD /* darrow_attr */
};
#include "colors.h"
/*
* Table of color values
*/
int color_table[][3] = {
{SCREEN_FG, SCREEN_BG, SCREEN_HL},
{SHADOW_FG, SHADOW_BG, SHADOW_HL},
{DIALOG_FG, DIALOG_BG, DIALOG_HL},
{TITLE_FG, TITLE_BG, TITLE_HL},
{BORDER_FG, BORDER_BG, BORDER_HL},
{BUTTON_ACTIVE_FG, BUTTON_ACTIVE_BG, BUTTON_ACTIVE_HL},
{BUTTON_INACTIVE_FG, BUTTON_INACTIVE_BG, BUTTON_INACTIVE_HL},
{BUTTON_KEY_ACTIVE_FG, BUTTON_KEY_ACTIVE_BG, BUTTON_KEY_ACTIVE_HL},
{BUTTON_KEY_INACTIVE_FG, BUTTON_KEY_INACTIVE_BG,
BUTTON_KEY_INACTIVE_HL},
{BUTTON_LABEL_ACTIVE_FG, BUTTON_LABEL_ACTIVE_BG,
BUTTON_LABEL_ACTIVE_HL},
{BUTTON_LABEL_INACTIVE_FG, BUTTON_LABEL_INACTIVE_BG,
BUTTON_LABEL_INACTIVE_HL},
{INPUTBOX_FG, INPUTBOX_BG, INPUTBOX_HL},
{INPUTBOX_BORDER_FG, INPUTBOX_BORDER_BG, INPUTBOX_BORDER_HL},
{SEARCHBOX_FG, SEARCHBOX_BG, SEARCHBOX_HL},
{SEARCHBOX_TITLE_FG, SEARCHBOX_TITLE_BG, SEARCHBOX_TITLE_HL},
{SEARCHBOX_BORDER_FG, SEARCHBOX_BORDER_BG, SEARCHBOX_BORDER_HL},
{POSITION_INDICATOR_FG, POSITION_INDICATOR_BG, POSITION_INDICATOR_HL},
{MENUBOX_FG, MENUBOX_BG, MENUBOX_HL},
{MENUBOX_BORDER_FG, MENUBOX_BORDER_BG, MENUBOX_BORDER_HL},
{ITEM_FG, ITEM_BG, ITEM_HL},
{ITEM_SELECTED_FG, ITEM_SELECTED_BG, ITEM_SELECTED_HL},
{TAG_FG, TAG_BG, TAG_HL},
{TAG_SELECTED_FG, TAG_SELECTED_BG, TAG_SELECTED_HL},
{TAG_KEY_FG, TAG_KEY_BG, TAG_KEY_HL},
{TAG_KEY_SELECTED_FG, TAG_KEY_SELECTED_BG, TAG_KEY_SELECTED_HL},
{CHECK_FG, CHECK_BG, CHECK_HL},
{CHECK_SELECTED_FG, CHECK_SELECTED_BG, CHECK_SELECTED_HL},
{UARROW_FG, UARROW_BG, UARROW_HL},
{DARROW_FG, DARROW_BG, DARROW_HL},
}; /* color_table */
static void color_setup(void)
{
if (has_colors()) { /* Terminal supports color? */
start_color();
set_classic_theme();
init_dialog_colors();
}
else
{
set_mono_theme();
}
}
/*
* Set window to attribute 'attr'
@ -119,13 +175,13 @@ void attr_clear(WINDOW * win, int height, int width, chtype attr)
void dialog_clear(void)
{
attr_clear(stdscr, LINES, COLS, screen_attr);
attr_clear(stdscr, LINES, COLS, dlg.screen.atr);
/* Display background title if it exists ... - SLH */
if (backtitle != NULL) {
if (dlg.backtitle != NULL) {
int i;
wattrset(stdscr, screen_attr);
mvwaddstr(stdscr, 0, 1, (char *)backtitle);
wattrset(stdscr, dlg.screen.atr);
mvwaddstr(stdscr, 0, 1, (char *)dlg.backtitle);
wmove(stdscr, 1, 1);
for (i = 1; i < COLS - 1; i++)
waddch(stdscr, ACS_HLINE);
@ -142,33 +198,10 @@ void init_dialog(void)
keypad(stdscr, TRUE);
cbreak();
noecho();
if (use_colors) /* Set up colors */
color_setup();
color_setup();
dialog_clear();
}
/*
* Setup for color display
*/
void color_setup(void)
{
int i;
if (has_colors()) { /* Terminal supports color? */
start_color();
/* Initialize color pairs */
for (i = 0; i < ATTRIBUTE_COUNT; i++)
init_pair(i + 1, color_table[i][0], color_table[i][1]);
/* Setup color attributes */
for (i = 0; i < ATTRIBUTE_COUNT; i++)
attributes[i] = C_ATTR(color_table[i][2], i + 1);
}
}
/*
* End using dialog functions.
*/
@ -184,7 +217,7 @@ void print_title(WINDOW *dialog, const char *title, int width)
{
if (title) {
int tlen = MIN(width - 2, strlen(title));
wattrset(dialog, title_attr);
wattrset(dialog, dlg.title.atr);
mvwaddch(dialog, 0, (width - tlen) / 2 - 1, ' ');
mvwaddnstr(dialog, 0, (width - tlen)/2, title, tlen);
waddch(dialog, ' ');
@ -264,21 +297,23 @@ void print_button(WINDOW * win, const char *label, int y, int x, int selected)
int i, temp;
wmove(win, y, x);
wattrset(win, selected ? button_active_attr : button_inactive_attr);
wattrset(win, selected ? dlg.button_active.atr
: dlg.button_inactive.atr);
waddstr(win, "<");
temp = strspn(label, " ");
label += temp;
wattrset(win, selected ? button_label_active_attr
: button_label_inactive_attr);
wattrset(win, selected ? dlg.button_label_active.atr
: dlg.button_label_inactive.atr);
for (i = 0; i < temp; i++)
waddch(win, ' ');
wattrset(win, selected ? button_key_active_attr
: button_key_inactive_attr);
wattrset(win, selected ? dlg.button_key_active.atr
: dlg.button_key_inactive.atr);
waddch(win, label[0]);
wattrset(win, selected ? button_label_active_attr
: button_label_inactive_attr);
wattrset(win, selected ? dlg.button_label_active.atr
: dlg.button_label_inactive.atr);
waddstr(win, (char *)label + 1);
wattrset(win, selected ? button_active_attr : button_inactive_attr);
wattrset(win, selected ? dlg.button_active.atr
: dlg.button_inactive.atr);
waddstr(win, ">");
wmove(win, y, x + temp + 1);
}
@ -326,7 +361,7 @@ void draw_shadow(WINDOW * win, int y, int x, int height, int width)
int i;
if (has_colors()) { /* Whether terminal supports color? */
wattrset(win, shadow_attr);
wattrset(win, dlg.shadow.atr);
wmove(win, y + height, x + 2);
for (i = 0; i < width; i++)
waddch(win, winch(win) & A_CHARTEXT);