1 /**************************************************************************
4 * Copyright (C) 2010 (mrovi@interfete-web-club.com)
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License version 2
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17 **************************************************************************/
22 #include <cairo-xlib.h>
23 #include <pango/pangocairo.h>
27 #include <glib/gi18n.h>
37 int launcher_max_icon_size
;
38 int launcher_tooltip_enabled
;
40 int launcher_saturation
;
41 int launcher_brightness
;
42 char *icon_theme_name
;
43 XSettingsClient
*xsettings_client
;
45 #define ICON_FALLBACK "application-x-executable"
47 char *icon_path(Launcher
*launcher
, const char *icon_name
, int size
);
48 void launcher_load_themes(Launcher
*launcher
);
49 void free_desktop_entry(DesktopEntry
*entry
);
50 int launcher_read_desktop_file(const char *path
, DesktopEntry
*entry
);
51 Imlib_Image
scale_icon(Imlib_Image original
, int icon_size
);
52 void free_icon(Imlib_Image icon
);
53 void free_icon_theme(IconTheme
*theme
);
56 void default_launcher()
59 launcher_max_icon_size
= 0;
60 launcher_tooltip_enabled
= 0;
62 launcher_saturation
= 0;
63 launcher_brightness
= 0;
65 xsettings_client
= NULL
;
71 if (launcher_enabled
) {
72 // if XSETTINGS manager running, tint2 read the icon_theme_name.
73 xsettings_client
= xsettings_client_new(server
.dsp
, server
.screen
, xsettings_notify_cb
, NULL
, NULL
);
78 void init_launcher_panel(void *p
)
80 Panel
*panel
=(Panel
*)p
;
81 Launcher
*launcher
= &panel
->launcher
;
83 launcher
->area
.parent
= p
;
84 launcher
->area
.panel
= p
;
85 launcher
->area
._draw_foreground
= NULL
;
86 launcher
->area
.size_mode
= SIZE_BY_CONTENT
;
87 launcher
->area
._resize
= resize_launcher
;
88 launcher
->area
.resize
= 1;
89 launcher
->area
.redraw
= 1;
90 if (launcher
->area
.bg
== 0)
91 launcher
->area
.bg
= &g_array_index(backgrounds
, Background
, 0);
94 if (launcher
->list_apps
== NULL
)
97 launcher
->area
.on_screen
= 1;
100 launcher_load_themes(launcher
);
101 launcher_load_icons(launcher
);
105 void cleanup_launcher()
110 if (xsettings_client
)
111 xsettings_client_destroy(xsettings_client
);
112 for (i
= 0 ; i
< nb_panel
; i
++) {
113 Panel
*panel
= &panel1
[i
];
114 Launcher
*launcher
= &panel
->launcher
;
115 cleanup_launcher_theme(launcher
);
117 for (l
= panel_config
.launcher
.list_apps
; l
; l
= l
->next
) {
120 g_slist_free(panel_config
.launcher
.list_apps
);
121 panel_config
.launcher
.list_apps
= NULL
;
122 free(icon_theme_name
);
124 launcher_enabled
= 0;
128 void cleanup_launcher_theme(Launcher
*launcher
)
130 free_area(&launcher
->area
);
132 for (l
= launcher
->list_icons
; l
; l
= l
->next
) {
133 LauncherIcon
*launcherIcon
= (LauncherIcon
*)l
->data
;
135 free_icon(launcherIcon
->icon_scaled
);
136 free_icon(launcherIcon
->icon_original
);
137 free(launcherIcon
->icon_name
);
138 free(launcherIcon
->icon_path
);
139 free(launcherIcon
->cmd
);
140 free(launcherIcon
->icon_tooltip
);
144 g_slist_free(launcher
->list_icons
);
146 for (l
= launcher
->list_themes
; l
; l
= l
->next
) {
147 IconTheme
*theme
= (IconTheme
*) l
->data
;
148 free_icon_theme(theme
);
151 g_slist_free(launcher
->list_themes
);
152 launcher
->list_icons
= launcher
->list_themes
= NULL
;
156 int resize_launcher(void *obj
)
158 Launcher
*launcher
= obj
;
160 int count
, icon_size
;
161 int icons_per_column
=1, icons_per_row
=1, marging
=0;
163 if (panel_horizontal
)
164 icon_size
= launcher
->area
.height
;
166 icon_size
= launcher
->area
.width
;
167 icon_size
= icon_size
- (2 * launcher
->area
.bg
->border
.width
) - (2 * launcher
->area
.paddingy
);
168 if (launcher_max_icon_size
> 0 && icon_size
> launcher_max_icon_size
)
169 icon_size
= launcher_max_icon_size
;
171 // Resize icons if necessary
172 for (l
= launcher
->list_icons
; l
; l
= l
->next
) {
173 LauncherIcon
*launcherIcon
= (LauncherIcon
*)l
->data
;
174 if (launcherIcon
->icon_size
!= icon_size
|| !launcherIcon
->icon_original
) {
175 launcherIcon
->icon_size
= icon_size
;
176 launcherIcon
->area
.width
= launcherIcon
->icon_size
;
177 launcherIcon
->area
.height
= launcherIcon
->icon_size
;
179 // Get the path for an icon file with the new size
180 char *new_icon_path
= icon_path(launcher
, launcherIcon
->icon_name
, launcherIcon
->icon_size
);
181 if (!new_icon_path
) {
183 free_icon(launcherIcon
->icon_original
);
184 launcherIcon
->icon_original
= NULL
;
185 free_icon(launcherIcon
->icon_scaled
);
186 launcherIcon
->icon_scaled
= NULL
;
187 new_icon_path
= icon_path(launcher
, ICON_FALLBACK
, launcherIcon
->icon_size
);
189 launcherIcon
->icon_original
= imlib_load_image(new_icon_path
);
190 fprintf(stderr
, "launcher.c %d: Using icon %s\n", __LINE__
, new_icon_path
);
193 launcherIcon
->icon_scaled
= scale_icon(launcherIcon
->icon_original
, icon_size
);
196 if (launcherIcon
->icon_path
&& strcmp(new_icon_path
, launcherIcon
->icon_path
) == 0) {
197 // If it's the same file just rescale
198 free_icon(launcherIcon
->icon_scaled
);
199 launcherIcon
->icon_scaled
= scale_icon(launcherIcon
->icon_original
, icon_size
);
201 fprintf(stderr
, "launcher.c %d: Using icon %s\n", __LINE__
, launcherIcon
->icon_path
);
203 // Free the old files
204 free_icon(launcherIcon
->icon_original
);
205 free_icon(launcherIcon
->icon_scaled
);
206 // Load the new file and scale
207 launcherIcon
->icon_original
= imlib_load_image(new_icon_path
);
208 launcherIcon
->icon_scaled
= scale_icon(launcherIcon
->icon_original
, launcherIcon
->icon_size
);
209 free(launcherIcon
->icon_path
);
210 launcherIcon
->icon_path
= new_icon_path
;
211 fprintf(stderr
, "launcher.c %d: Using icon %s\n", __LINE__
, launcherIcon
->icon_path
);
216 count
= g_slist_length(launcher
->list_icons
);
218 if (panel_horizontal
) {
219 if (!count
) launcher
->area
.width
= 0;
221 int height
= launcher
->area
.height
- 2*launcher
->area
.bg
->border
.width
- 2*launcher
->area
.paddingy
;
222 // here icons_per_column always higher than 0
223 icons_per_column
= (height
+launcher
->area
.paddingx
) / (icon_size
+launcher
->area
.paddingx
);
224 marging
= height
- (icons_per_column
-1)*(icon_size
+launcher
->area
.paddingx
) - icon_size
;
225 icons_per_row
= count
/ icons_per_column
+ (count%icons_per_column
!= 0);
226 launcher
->area
.width
= (2 * launcher
->area
.bg
->border
.width
) + (2 * launcher
->area
.paddingxlr
) + (icon_size
* icons_per_row
) + ((icons_per_row
-1) * launcher
->area
.paddingx
);
230 if (!count
) launcher
->area
.height
= 0;
232 int width
= launcher
->area
.width
- 2*launcher
->area
.bg
->border
.width
- 2*launcher
->area
.paddingy
;
233 // here icons_per_row always higher than 0
234 icons_per_row
= (width
+launcher
->area
.paddingx
) / (icon_size
+launcher
->area
.paddingx
);
235 marging
= width
- (icons_per_row
-1)*(icon_size
+launcher
->area
.paddingx
) - icon_size
;
236 icons_per_column
= count
/ icons_per_row
+ (count%icons_per_row
!= 0);
237 launcher
->area
.height
= (2 * launcher
->area
.bg
->border
.width
) + (2 * launcher
->area
.paddingxlr
) + (icon_size
* icons_per_column
) + ((icons_per_column
-1) * launcher
->area
.paddingx
);
242 int start
= launcher
->area
.bg
->border
.width
+ launcher
->area
.paddingy
+ marging
/2;
243 if (panel_horizontal
) {
245 posx
= launcher
->area
.bg
->border
.width
+ launcher
->area
.paddingxlr
;
249 posy
= launcher
->area
.bg
->border
.width
+ launcher
->area
.paddingxlr
;
252 for (i
=1, l
= launcher
->list_icons
; l
; i
++, l
= l
->next
) {
253 LauncherIcon
*launcherIcon
= (LauncherIcon
*)l
->data
;
255 launcherIcon
->y
= posy
;
256 launcherIcon
->x
= posx
;
257 //printf("launcher %d : %d,%d\n", i, posx, posy);
258 if (panel_horizontal
) {
259 if (i
% icons_per_column
)
260 posy
+= icon_size
+ launcher
->area
.paddingx
;
263 posx
+= (icon_size
+ launcher
->area
.paddingx
);
267 if (i
% icons_per_row
)
268 posx
+= icon_size
+ launcher
->area
.paddingx
;
271 posy
+= (icon_size
+ launcher
->area
.paddingx
);
278 // Here we override the default layout of the icons; normally Area layouts its children
279 // in a stack; we need to layout them in a kind of table
280 void launcher_icon_on_change_layout(void *obj
)
282 LauncherIcon
*launcherIcon
= (LauncherIcon
*)obj
;
283 launcherIcon
->area
.posy
= ((Area
*)launcherIcon
->area
.parent
)->posy
+ launcherIcon
->y
;
284 launcherIcon
->area
.posx
= ((Area
*)launcherIcon
->area
.parent
)->posx
+ launcherIcon
->x
;
287 const char* launcher_icon_get_tooltip_text(void *obj
)
289 LauncherIcon
*launcherIcon
= (LauncherIcon
*)obj
;
290 return launcherIcon
->icon_tooltip
;
293 void draw_launcher_icon(void *obj
, cairo_t
*c
)
295 LauncherIcon
*launcherIcon
= (LauncherIcon
*)obj
;
296 Imlib_Image icon_scaled
= launcherIcon
->icon_scaled
;
298 imlib_context_set_image (icon_scaled
);
299 if (server
.real_transparency
) {
300 render_image(launcherIcon
->area
.pix
, 0, 0, imlib_image_get_width(), imlib_image_get_height() );
302 imlib_context_set_drawable(launcherIcon
->area
.pix
);
303 imlib_render_image_on_drawable (0, 0);
307 Imlib_Image
scale_icon(Imlib_Image original
, int icon_size
)
309 Imlib_Image icon_scaled
;
311 imlib_context_set_image (original
);
312 icon_scaled
= imlib_create_cropped_scaled_image(0, 0, imlib_image_get_width(), imlib_image_get_height(), icon_size
, icon_size
);
313 imlib_context_set_image (icon_scaled
);
314 imlib_image_set_has_alpha(1);
315 DATA32
* data
= imlib_image_get_data();
316 adjust_asb(data
, icon_size
, icon_size
, launcher_alpha
, (float)launcher_saturation
/100, (float)launcher_brightness
/100);
317 imlib_image_put_back_data(data
);
319 icon_scaled
= imlib_create_image(icon_size
, icon_size
);
320 imlib_context_set_image (icon_scaled
);
321 imlib_context_set_color(255, 255, 255, 255);
322 imlib_image_fill_rectangle(0, 0, icon_size
, icon_size
);
327 void free_icon(Imlib_Image icon
)
330 imlib_context_set_image(icon
);
335 void launcher_action(LauncherIcon
*icon
)
337 char *cmd
= malloc(strlen(icon
->cmd
) + 10);
338 sprintf(cmd
, "(%s&)", icon
->cmd
);
343 /***************** Freedesktop app.desktop and icon theme handling *********************/
344 /* http://standards.freedesktop.org/desktop-entry-spec/ */
345 /* http://standards.freedesktop.org/icon-theme-spec/ */
347 // Splits line at first '=' and returns 1 if successful, and parts are not empty
348 // key and value point to the parts
349 int parse_dektop_line(char *line
, char **key
, char **value
)
354 for (p
= line
; *p
; p
++) {
364 if (found
&& (strlen(*key
) == 0 || strlen(*value
) == 0))
369 int parse_theme_line(char *line
, char **key
, char **value
)
371 return parse_dektop_line(line
, key
, value
);
374 void expand_exec(DesktopEntry
*entry
, const char *path
)
381 char *exec2
= malloc(strlen(entry
->exec
) + (entry
->name
? strlen(entry
->name
) : 1) + (entry
->icon
? strlen(entry
->icon
) : 1) + 100);
383 // p will never point to an escaped char
384 for (p
= entry
->exec
, q
= exec2
; *p
; p
++, q
++) {
388 // Copy the escaped char
389 if (*p
== '%') // For % we delete the backslash, i.e. write % over it
398 if (*p
== 'i' && entry
->icon
!= NULL
) {
399 sprintf(q
, "--icon '%s'", entry
->icon
);
400 q
+= strlen("--icon ''");
401 q
+= strlen(entry
->icon
);
402 q
--; // To balance the q++ in the for
403 } else if (*p
== 'c' && entry
->name
!= NULL
) {
404 sprintf(q
, "'%s'", entry
->name
);
406 q
+= strlen(entry
->name
);
407 q
--; // To balance the q++ in the for
408 } else if (*p
== 'c') {
409 sprintf(q
, "'%s'", path
);
412 q
--; // To balance the q++ in the for
414 // We don't care about other expansions
415 q
--; // Delete the last % from q
426 int launcher_read_desktop_file(const char *path
, DesktopEntry
*entry
)
434 entry
->name
= entry
->icon
= entry
->exec
= NULL
;
436 if ((fp
= fopen(path
, "rt")) == NULL
) {
437 fprintf(stderr
, "Could not open file %s\n", path
);
441 gchar
**languages
= (gchar
**)g_get_language_names();
442 // lang_index is the index of the language for the best Name key in the language vector
443 // lang_index_default is a constant that encodes the Name key without a language
444 int lang_index
, lang_index_default
;
446 if (LANG_DBG
) printf("Languages:");
447 for (i
= 0; languages
[i
]; i
++) {
448 if (LANG_DBG
) printf(" %s", languages
[i
]);
450 if (LANG_DBG
) printf("\n");
451 lang_index_default
= i
;
452 // we currently do not know about any Name key at all, so use an invalid index
453 lang_index
= lang_index_default
+ 1;
455 int inside_desktop_entry
= 0;
456 while (getline(&line
, &line_size
, fp
) >= 0) {
457 int len
= strlen(line
);
460 line
[len
- 1] = '\0';
461 if (line
[0] == '[') {
462 inside_desktop_entry
= (strcmp(line
, "[Desktop Entry]") == 0);
464 if (inside_desktop_entry
&& parse_dektop_line(line
, &key
, &value
)) {
465 if (strstr(key
, "Name") == key
) {
466 if (strcmp(key
, "Name") == 0 && lang_index
> lang_index_default
) {
467 entry
->name
= strdup(value
);
468 lang_index
= lang_index_default
;
470 for (i
= 0; languages
[i
] && i
< lang_index
; i
++) {
471 gchar
*localized_key
= g_strdup_printf("Name[%s]", languages
[i
]);
472 if (strcmp(key
, localized_key
) == 0) {
475 entry
->name
= strdup(value
);
478 g_free(localized_key
);
481 } else if (!entry
->exec
&& strcmp(key
, "Exec") == 0) {
482 entry
->exec
= strdup(value
);
483 } else if (!entry
->icon
&& strcmp(key
, "Icon") == 0) {
484 entry
->icon
= strdup(value
);
490 // entry->name, entry->icon, entry->exec will never be empty strings (can be NULL though)
492 expand_exec(entry
, path
);
498 void free_desktop_entry(DesktopEntry
*entry
)
505 void test_launcher_read_desktop_file()
507 fprintf(stdout
, "\033[1;33m");
509 launcher_read_desktop_file("/usr/share/applications/firefox.desktop", &entry
);
510 printf("Name:%s Icon:%s Exec:%s\n", entry
.name
, entry
.icon
, entry
.exec
);
511 fprintf(stdout
, "\033[0m");
514 //TODO Use UTF8 when parsing the file
515 IconTheme
*load_theme(char *name
)
517 // Look for name/index.theme in $HOME/.icons, /usr/share/icons, /usr/share/pixmaps (stop at the first found)
518 // Parse index.theme -> list of IconThemeDir with attributes
530 file_name
= g_build_filename(g_get_home_dir(), ".icons", name
, "index.theme", NULL
);
531 if (!g_file_test(file_name
, G_FILE_TEST_EXISTS
)) {
533 file_name
= g_build_filename("/usr/share/icons", name
, "index.theme", NULL
);
534 if (!g_file_test(file_name
, G_FILE_TEST_EXISTS
)) {
536 file_name
= g_build_filename("/usr/share/pixmaps", name
, "index.theme", NULL
);
537 if (!g_file_test(file_name
, G_FILE_TEST_EXISTS
)) {
548 if ((f
= fopen(file_name
, "rt")) == NULL
) {
549 fprintf(stderr
, "Could not open theme '%s'\n", file_name
);
555 theme
= calloc(1, sizeof(IconTheme
));
556 theme
->name
= strdup(name
);
557 theme
->list_inherits
= NULL
;
558 theme
->list_directories
= NULL
;
560 IconThemeDir
*current_dir
= NULL
;
561 int inside_header
= 1;
562 while (getline(&line
, &line_size
, f
) >= 0) {
565 int line_len
= strlen(line
);
567 if (line
[line_len
- 1] == '\n') {
568 line
[line_len
- 1] = '\0';
577 if (parse_theme_line(line
, &key
, &value
)) {
578 if (strcmp(key
, "Inherits") == 0) {
579 // value is like oxygen,wood,default
581 token
= strtok(value
, ",\n");
582 while (token
!= NULL
)
584 theme
->list_inherits
= g_slist_append(theme
->list_inherits
, strdup(token
));
585 token
= strtok(NULL
, ",\n");
587 } else if (strcmp(key
, "Directories") == 0) {
588 // value is like 48x48/apps,48x48/mimetypes,32x32/apps,scalable/apps,scalable/mimetypes
590 token
= strtok(value
, ",\n");
591 while (token
!= NULL
)
593 IconThemeDir
*dir
= calloc(1, sizeof(IconThemeDir
));
594 dir
->name
= strdup(token
);
595 dir
->max_size
= dir
->min_size
= dir
->size
= -1;
596 dir
->type
= ICON_DIR_TYPE_THRESHOLD
;
598 theme
->list_directories
= g_slist_append(theme
->list_directories
, dir
);
599 token
= strtok(NULL
, ",\n");
603 } else if (current_dir
!= NULL
) {
604 if (parse_theme_line(line
, &key
, &value
)) {
605 if (strcmp(key
, "Size") == 0) {
607 sscanf(value
, "%d", ¤t_dir
->size
);
608 if (current_dir
->max_size
== -1)
609 current_dir
->max_size
= current_dir
->size
;
610 if (current_dir
->min_size
== -1)
611 current_dir
->min_size
= current_dir
->size
;
612 } else if (strcmp(key
, "MaxSize") == 0) {
614 sscanf(value
, "%d", ¤t_dir
->max_size
);
615 } else if (strcmp(key
, "MinSize") == 0) {
617 sscanf(value
, "%d", ¤t_dir
->min_size
);
618 } else if (strcmp(key
, "Threshold") == 0) {
620 sscanf(value
, "%d", ¤t_dir
->threshold
);
621 } else if (strcmp(key
, "Type") == 0) {
622 // value is Fixed, Scalable or Threshold : default to scalable for unknown Type.
623 if (strcmp(value
, "Fixed") == 0) {
624 current_dir
->type
= ICON_DIR_TYPE_FIXED
;
625 } else if (strcmp(value
, "Threshold") == 0) {
626 current_dir
->type
= ICON_DIR_TYPE_THRESHOLD
;
628 current_dir
->type
= ICON_DIR_TYPE_SCALABLE
;
630 } else if (strcmp(key
, "Context") == 0) {
631 // usual values: Actions, Applications, Devices, FileSystems, MimeTypes
632 current_dir
->context
= strdup(value
);
637 if (line
[0] == '[' && line
[line_len
- 1] == ']' && strcmp(line
, "[Icon Theme]") != 0) {
640 line
[line_len
- 1] = '\0';
641 char *dir_name
= line
+ 1;
642 GSList
* dir_item
= theme
->list_directories
;
643 while (dir_item
!= NULL
)
645 IconThemeDir
*dir
= dir_item
->data
;
646 if (strcmp(dir
->name
, dir_name
) == 0) {
650 dir_item
= g_slist_next(dir_item
);
661 void free_icon_theme(IconTheme
*theme
)
665 for (l_inherits
= theme
->list_inherits
; l_inherits
; l_inherits
= l_inherits
->next
) {
666 free(l_inherits
->data
);
669 for (l_dir
= theme
->list_directories
; l_dir
; l_dir
= l_dir
->next
) {
670 IconThemeDir
*dir
= (IconThemeDir
*)l_dir
->data
;
677 void test_launcher_read_theme_file()
679 fprintf(stdout
, "\033[1;33m");
680 IconTheme
*theme
= load_theme("oxygen");
682 printf("Could not load theme\n");
685 printf("Loaded theme: %s\n", theme
->name
);
686 GSList
* item
= theme
->list_inherits
;
689 printf("Inherits:%s\n", (char*)item
->data
);
690 item
= g_slist_next(item
);
692 item
= theme
->list_directories
;
695 IconThemeDir
*dir
= item
->data
;
696 printf("Dir:%s Size=%d MinSize=%d MaxSize=%d Threshold=%d Type=%s Context=%s\n",
697 dir
->name
, dir
->size
, dir
->min_size
, dir
->max_size
, dir
->threshold
,
698 dir
->type
== ICON_DIR_TYPE_FIXED
? "Fixed" :
699 dir
->type
== ICON_DIR_TYPE_SCALABLE
? "Scalable" :
700 dir
->type
== ICON_DIR_TYPE_THRESHOLD
? "Threshold" : "?????",
702 item
= g_slist_next(item
);
704 fprintf(stdout
, "\033[0m");
708 // Populates the list_icons list
709 void launcher_load_icons(Launcher
*launcher
)
711 // Load apps (.desktop style launcher items)
712 GSList
* app
= launcher
->list_apps
;
713 while (app
!= NULL
) {
715 launcher_read_desktop_file(app
->data
, &entry
);
717 LauncherIcon
*launcherIcon
= calloc(1, sizeof(LauncherIcon
));
718 launcherIcon
->area
.parent
= launcher
;
719 launcherIcon
->area
.panel
= launcher
->area
.panel
;
720 launcherIcon
->area
._draw_foreground
= draw_launcher_icon
;
721 launcherIcon
->area
.size_mode
= SIZE_BY_CONTENT
;
722 launcherIcon
->area
._resize
= NULL
;
723 launcherIcon
->area
.resize
= 0;
724 launcherIcon
->area
.redraw
= 1;
725 launcherIcon
->area
.bg
= &g_array_index(backgrounds
, Background
, 0);
726 launcherIcon
->area
.on_screen
= 1;
727 launcherIcon
->area
._on_change_layout
= launcher_icon_on_change_layout
;
728 if (launcher_tooltip_enabled
)
729 launcherIcon
->area
._get_tooltip_text
= launcher_icon_get_tooltip_text
;
731 launcherIcon
->area
._get_tooltip_text
= NULL
;
732 launcherIcon
->is_app_desktop
= 1;
733 launcherIcon
->cmd
= strdup(entry
.exec
);
734 launcherIcon
->icon_name
= entry
.icon
? strdup(entry
.icon
) : strdup(ICON_FALLBACK
);
735 launcherIcon
->icon_size
= 1;
736 launcherIcon
->icon_tooltip
= entry
.name
? strdup(entry
.name
) : strdup(entry
.exec
);
737 free_desktop_entry(&entry
);
738 launcher
->list_icons
= g_slist_append(launcher
->list_icons
, launcherIcon
);
739 add_area(&launcherIcon
->area
);
741 app
= g_slist_next(app
);
746 // Populates the list_themes list
747 void launcher_load_themes(Launcher
*launcher
)
749 // load the user theme, all the inherited themes recursively (DFS), and the hicolor theme
750 // avoid inheritance loops
751 if (!icon_theme_name
) {
752 fprintf(stderr
, "Missing launcher theme, default to 'hicolor'.\n");
753 icon_theme_name
= strdup("hicolor");
755 fprintf(stderr
, "Loading %s. Icon theme :", icon_theme_name
);
758 GSList
*queue
= g_slist_append(NULL
, strdup(icon_theme_name
));
759 GSList
*queued
= g_slist_append(NULL
, strdup(icon_theme_name
));
761 int hicolor_loaded
= 0;
762 while (queue
|| !hicolor_loaded
) {
764 GSList
* queued_item
= queued
;
765 while (queued_item
!= NULL
) {
766 if (strcmp(queued_item
->data
, "hicolor") == 0) {
770 queued_item
= g_slist_next(queued_item
);
774 queue
= g_slist_append(queue
, strdup("hicolor"));
775 queued
= g_slist_append(queued
, strdup("hicolor"));
778 char *name
= queue
->data
;
779 queue
= g_slist_remove(queue
, name
);
781 fprintf(stderr
, " '%s',", name
);
782 IconTheme
*theme
= load_theme(name
);
784 launcher
->list_themes
= g_slist_append(launcher
->list_themes
, theme
);
786 GSList
* item
= theme
->list_inherits
;
790 char *parent
= item
->data
;
792 GSList
* queued_item
= queued
;
793 while (queued_item
!= NULL
) {
794 if (strcmp(queued_item
->data
, parent
) == 0) {
798 queued_item
= g_slist_next(queued_item
);
801 queue
= g_slist_insert(queue
, strdup(parent
), pos
);
803 queued
= g_slist_append(queued
, strdup(parent
));
805 item
= g_slist_next(item
);
809 fprintf(stderr
, "\n");
813 for (l
= queue
; l
; l
= l
->next
)
816 for (l
= queued
; l
; l
= l
->next
)
818 g_slist_free(queued
);
821 int directory_matches_size(IconThemeDir
*dir
, int size
)
823 if (dir
->type
== ICON_DIR_TYPE_FIXED
) {
824 return dir
->size
== size
;
825 } else if (dir
->type
== ICON_DIR_TYPE_SCALABLE
) {
826 return dir
->min_size
<= size
&& size
<= dir
->max_size
;
827 } else /*if (dir->type == ICON_DIR_TYPE_THRESHOLD)*/ {
828 return dir
->size
- dir
->threshold
<= size
&& size
<= dir
->size
+ dir
->threshold
;
832 int directory_size_distance(IconThemeDir
*dir
, int size
)
834 if (dir
->type
== ICON_DIR_TYPE_FIXED
) {
835 return abs(dir
->size
- size
);
836 } else if (dir
->type
== ICON_DIR_TYPE_SCALABLE
) {
837 if (size
< dir
->min_size
) {
838 return dir
->min_size
- size
;
839 } else if (size
> dir
->max_size
) {
840 return size
- dir
->max_size
;
844 } else /*if (dir->type == ICON_DIR_TYPE_THRESHOLD)*/ {
845 if (size
< dir
->size
- dir
->threshold
) {
846 return dir
->min_size
- size
;
847 } else if (size
> dir
->size
+ dir
->threshold
) {
848 return size
- dir
->max_size
;
855 #define DEBUG_ICON_SEARCH 0
856 // Returns the full path to an icon file (or NULL) given the icon name
857 char *icon_path(Launcher
*launcher
, const char *icon_name
, int size
)
859 if (icon_name
== NULL
)
862 // If the icon_name is already a path and the file exists, return it
863 if (strstr(icon_name
, "/") == icon_name
) {
864 if (g_file_test(icon_name
, G_FILE_TEST_EXISTS
))
865 return strdup(icon_name
);
870 GSList
*basenames
= NULL
;
871 char *home_icons
= g_build_filename(g_get_home_dir(), ".icons", NULL
);
872 basenames
= g_slist_append(basenames
, home_icons
);
873 char *home_local_icons
= g_build_filename(g_get_home_dir(), ".local/share/icons", NULL
);
874 basenames
= g_slist_append(basenames
, home_local_icons
);
875 basenames
= g_slist_append(basenames
, "/usr/local/share/icons");
876 basenames
= g_slist_append(basenames
, "/usr/local/share/pixmaps");
877 basenames
= g_slist_append(basenames
, "/usr/share/icons");
878 basenames
= g_slist_append(basenames
, "/usr/share/pixmaps");
880 GSList
*extensions
= NULL
;
881 extensions
= g_slist_append(extensions
, ".png");
882 extensions
= g_slist_append(extensions
, ".xpm");
883 // if the icon name already contains one of the extensions (e.g. vlc.png instead of vlc) add a special entry
885 for (ext
= extensions
; ext
; ext
= g_slist_next(ext
)) {
886 char *extension
= (char*) ext
->data
;
887 if (strlen(icon_name
) > strlen(extension
) &&
888 strcmp(extension
, icon_name
+ strlen(icon_name
) - strlen(extension
)) == 0) {
889 extensions
= g_slist_append(extensions
, "");
895 // Stage 1: exact size match
896 // the theme must have a higher priority than having an exact size match, so we will just use
897 // the code that searches for the best size match (it will find the exact size match if one exists)
899 for (theme = launcher->list_themes; theme; theme = g_slist_next(theme)) {
901 for (dir = ((IconTheme*)theme->data)->list_directories; dir; dir = g_slist_next(dir)) {
902 if (directory_matches_size((IconThemeDir*)dir->data, size)) {
904 for (base = basenames; base; base = g_slist_next(base)) {
906 for (ext = extensions; ext; ext = g_slist_next(ext)) {
907 char *base_name = (char*) base->data;
908 char *theme_name = ((IconTheme*)theme->data)->name;
909 char *dir_name = ((IconThemeDir*)dir->data)->name;
910 char *extension = (char*) ext->data;
911 char *file_name = malloc(strlen(base_name) + strlen(theme_name) +
912 strlen(dir_name) + strlen(icon_name) + strlen(extension) + 100);
913 // filename = directory/$(themename)/subdirectory/iconname.extension
914 sprintf(file_name, "%s/%s/%s/%s%s", base_name, theme_name, dir_name, icon_name, extension);
915 //printf("found exact: %s\n", file_name);
916 //printf("checking %s\n", file_name);
917 if (g_file_test(file_name, G_FILE_TEST_EXISTS)) {
918 g_slist_free(basenames);
919 g_slist_free(extensions);
921 g_free(home_local_icons);
935 // Stage 2: best size match
936 // Contrary to the freedesktop spec, we are not choosing the closest icon in size, but the next larger icon
937 // otherwise the quality is usually crap (for size 22, if you can choose 16 or 32, you're better with 32)
938 // We do fallback to the closest size if we cannot find a larger or equal icon
940 // These 3 variables are used for keeping the closest size match
941 int minimal_size
= INT_MAX
;
942 char *best_file_name
= NULL
;
943 GSList
*best_file_theme
= NULL
;
945 // These 3 variables are used for keeping the next larger match
946 int next_larger_size
= -1;
947 char *next_larger
= NULL
;
948 GSList
*next_larger_theme
= NULL
;
950 for (theme
= launcher
->list_themes
; theme
; theme
= g_slist_next(theme
)) {
952 for (dir
= ((IconTheme
*)theme
->data
)->list_directories
; dir
; dir
= g_slist_next(dir
)) {
954 for (base
= basenames
; base
; base
= g_slist_next(base
)) {
956 for (ext
= extensions
; ext
; ext
= g_slist_next(ext
)) {
957 char *base_name
= (char*) base
->data
;
958 char *theme_name
= ((IconTheme
*)theme
->data
)->name
;
959 char *dir_name
= ((IconThemeDir
*)dir
->data
)->name
;
960 char *extension
= (char*) ext
->data
;
961 char *file_name
= malloc(strlen(base_name
) + strlen(theme_name
) +
962 strlen(dir_name
) + strlen(icon_name
) + strlen(extension
) + 100);
963 // filename = directory/$(themename)/subdirectory/iconname.extension
964 sprintf(file_name
, "%s/%s/%s/%s%s", base_name
, theme_name
, dir_name
, icon_name
, extension
);
965 if (DEBUG_ICON_SEARCH
)
966 printf("checking %s\n", file_name
);
967 if (g_file_test(file_name
, G_FILE_TEST_EXISTS
)) {
968 if (DEBUG_ICON_SEARCH
)
969 printf("found: %s\n", file_name
);
971 if (directory_size_distance((IconThemeDir
*)dir
->data
, size
) < minimal_size
&& (!best_file_theme
? 1 : theme
== best_file_theme
)) {
972 if (best_file_name
) {
973 free(best_file_name
);
974 best_file_name
= NULL
;
976 best_file_name
= strdup(file_name
);
977 minimal_size
= directory_size_distance((IconThemeDir
*)dir
->data
, size
);
978 best_file_theme
= theme
;
979 if (DEBUG_ICON_SEARCH
)
980 printf("best_file_name = %s; minimal_size = %d\n", best_file_name
, minimal_size
);
983 if (((IconThemeDir
*)dir
->data
)->size
>= size
&&
984 (next_larger_size
== -1 || ((IconThemeDir
*)dir
->data
)->size
< next_larger_size
) &&
985 (!next_larger_theme
? 1 : theme
== next_larger_theme
)) {
990 next_larger
= strdup(file_name
);
991 next_larger_size
= ((IconThemeDir
*)dir
->data
)->size
;
992 next_larger_theme
= theme
;
993 if (DEBUG_ICON_SEARCH
)
994 printf("next_larger = %s; next_larger_size = %d\n", next_larger
, next_larger_size
);
1003 g_slist_free(basenames
);
1004 g_slist_free(extensions
);
1005 free(best_file_name
);
1007 g_free(home_local_icons
);
1010 if (best_file_name
) {
1011 g_slist_free(basenames
);
1012 g_slist_free(extensions
);
1014 g_free(home_local_icons
);
1015 return best_file_name
;
1018 // Stage 3: look in unthemed icons
1021 for (base
= basenames
; base
; base
= g_slist_next(base
)) {
1023 for (ext
= extensions
; ext
; ext
= g_slist_next(ext
)) {
1024 char *base_name
= (char*) base
->data
;
1025 char *extension
= (char*) ext
->data
;
1026 char *file_name
= malloc(strlen(base_name
) + strlen(icon_name
) +
1027 strlen(extension
) + 100);
1028 // filename = directory/iconname.extension
1029 sprintf(file_name
, "%s/%s%s", base_name
, icon_name
, extension
);
1030 if (DEBUG_ICON_SEARCH
)
1031 printf("checking %s\n", file_name
);
1032 if (g_file_test(file_name
, G_FILE_TEST_EXISTS
)) {
1033 g_slist_free(basenames
);
1034 g_slist_free(extensions
);
1036 g_free(home_local_icons
);
1046 fprintf(stderr
, "Could not find icon %s\n", icon_name
);
1048 g_slist_free(basenames
);
1049 g_slist_free(extensions
);
1051 g_free(home_local_icons
);