1 /* GIO - GLib Input, Output and Streaming Library
3 * Copyright (C) 2006-2007 Red Hat, Inc.
4 * Copyright © 2007 Ryan Lortie
6 * This library is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU Lesser General Public
8 * License as published by the Free Software Foundation; either
9 * version 2.1 of the License, or (at your option) any later version.
11 * This library is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * Lesser General Public License for more details.
16 * You should have received a copy of the GNU Lesser General
17 * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
19 * Author: Alexander Larsson <alexl@redhat.com>
20 * Ryan Lortie <desrt@desrt.ca>
27 /* For the #GDesktopAppInfoLookup macros; since macro deprecation is implemented
28 * in the preprocessor, we need to define this before including glib.h*/
29 #ifndef GLIB_DISABLE_DEPRECATION_WARNINGS
30 #define GLIB_DISABLE_DEPRECATION_WARNINGS
37 #ifdef HAVE_CRT_EXTERNS_H
38 #include <crt_externs.h>
41 #include "gcontenttypeprivate.h"
42 #include "gdesktopappinfo.h"
44 #include "glib-unix.h"
48 #include "gthemedicon.h"
49 #include "gfileicon.h"
50 #include <glib/gstdio.h>
52 #include "giomodule-priv.h"
54 #include "gappinfoprivate.h"
55 #include "glocalfilemonitor.h"
58 #include "gdocumentportal.h"
62 * SECTION:gdesktopappinfo
63 * @title: GDesktopAppInfo
64 * @short_description: Application information from desktop files
65 * @include: gio/gdesktopappinfo.h
67 * #GDesktopAppInfo is an implementation of #GAppInfo based on
70 * Note that `<gio/gdesktopappinfo.h>` belongs to the UNIX-specific
71 * GIO interfaces, thus you have to use the `gio-unix-2.0.pc` pkg-config
75 #define DEFAULT_APPLICATIONS_GROUP "Default Applications"
76 #define ADDED_ASSOCIATIONS_GROUP "Added Associations"
77 #define REMOVED_ASSOCIATIONS_GROUP "Removed Associations"
78 #define MIME_CACHE_GROUP "MIME Cache"
79 #define GENERIC_NAME_KEY "GenericName"
80 #define FULL_NAME_KEY "X-GNOME-FullName"
81 #define KEYWORDS_KEY "Keywords"
82 #define STARTUP_WM_CLASS_KEY "StartupWMClass"
89 static void g_desktop_app_info_iface_init (GAppInfoIface *iface);
90 static gboolean g_desktop_app_info_ensure_saved (GDesktopAppInfo *info,
96 * Information about an installed application from a desktop file.
98 struct _GDesktopAppInfo
100 GObject parent_instance;
122 char *startup_wm_class;
129 guint startup_notify : 1;
134 UPDATE_MIME_NONE = 1 << 0,
135 UPDATE_MIME_SET_DEFAULT = 1 << 1,
136 UPDATE_MIME_SET_NON_DEFAULT = 1 << 2,
137 UPDATE_MIME_REMOVE = 1 << 3,
138 UPDATE_MIME_SET_LAST_USED = 1 << 4,
141 G_DEFINE_TYPE_WITH_CODE (GDesktopAppInfo, g_desktop_app_info, G_TYPE_OBJECT,
142 G_IMPLEMENT_INTERFACE (G_TYPE_APP_INFO, g_desktop_app_info_iface_init))
144 /* DesktopFileDir implementation {{{1 */
148 gatomicrefcount ref_count;
150 gchar *alternatively_watching;
153 GFileMonitor *monitor;
154 GHashTable *app_names;
155 GHashTable *mime_tweaks;
156 GHashTable *memory_index;
157 GHashTable *memory_implementations;
160 static GPtrArray *desktop_file_dirs = NULL;
161 static const gchar *desktop_file_dirs_config_dir = NULL;
162 static DesktopFileDir *desktop_file_dir_user_config = NULL; /* (owned) */
163 static DesktopFileDir *desktop_file_dir_user_data = NULL; /* (owned) */
164 static GMutex desktop_file_dir_lock;
166 /* Monitor 'changed' signal handler {{{2 */
167 static void desktop_file_dir_reset (DesktopFileDir *dir);
169 static DesktopFileDir *
170 desktop_file_dir_ref (DesktopFileDir *dir)
172 g_atomic_ref_count_inc (&dir->ref_count);
178 desktop_file_dir_unref (DesktopFileDir *dir)
180 if (g_atomic_ref_count_dec (&dir->ref_count))
182 desktop_file_dir_reset (dir);
189 * desktop_file_dir_get_alternative_dir:
190 * @dir: a #DesktopFileDir
192 * Gets the "alternative" directory to monitor in case the path
195 * If the path exists this will return NULL, otherwise it will return a
196 * parent directory of the path.
198 * This is used to avoid inotify on a non-existent directory (which
199 * results in polling).
201 * See https://bugzilla.gnome.org/show_bug.cgi?id=522314 for more info.
204 desktop_file_dir_get_alternative_dir (DesktopFileDir *dir)
208 /* If the directory itself exists then we need no alternative. */
209 if (g_access (dir->path, R_OK | X_OK) == 0)
212 /* Otherwise, try the parent directories until we find one. */
213 parent = g_path_get_dirname (dir->path);
215 while (g_access (parent, R_OK | X_OK) != 0)
219 parent = g_path_get_dirname (tmp);
221 /* If somehow we get to '/' or '.' then just stop... */
222 if (g_str_equal (parent, tmp))
235 desktop_file_dir_changed (GFileMonitor *monitor,
238 GFileMonitorEvent event_type,
241 DesktopFileDir *dir = user_data;
242 gboolean do_nothing = FALSE;
244 /* We are not interested in receiving notifications forever just
245 * because someone asked about one desktop file once.
247 * After we receive the first notification, reset the dir, destroying
248 * the monitor. We will take this as a hint, next time that we are
249 * asked, that we need to check if everything is up to date.
251 * If this is a notification for a parent directory (because the
252 * desktop directory didn't exist) then we shouldn't fire the signal
253 * unless something actually changed.
255 g_mutex_lock (&desktop_file_dir_lock);
257 if (dir->alternatively_watching)
259 gchar *alternative_dir;
261 alternative_dir = desktop_file_dir_get_alternative_dir (dir);
262 do_nothing = alternative_dir && g_str_equal (dir->alternatively_watching, alternative_dir);
263 g_free (alternative_dir);
267 desktop_file_dir_reset (dir);
269 g_mutex_unlock (&desktop_file_dir_lock);
271 /* Notify anyone else who may be interested */
273 g_app_info_monitor_fire ();
276 /* Internal utility functions {{{2 */
279 * desktop_file_dir_app_name_is_masked:
280 * @dir: a #DesktopFileDir
281 * @app_name: an application ID
283 * Checks if @app_name is masked for @dir.
285 * An application is masked if a similarly-named desktop file exists in
286 * a desktop file directory with higher precedence. Masked desktop
287 * files should be ignored.
290 desktop_file_dir_app_name_is_masked (DesktopFileDir *dir,
291 const gchar *app_name)
295 for (i = 0; i < desktop_file_dirs->len; i++)
297 DesktopFileDir *i_dir = g_ptr_array_index (desktop_file_dirs, i);
301 if (i_dir->app_names && g_hash_table_contains (i_dir->app_names, app_name))
308 /* Not much to go on from https://specifications.freedesktop.org/desktop-entry-spec/desktop-entry-spec-latest.html
309 * so validate it as a non-empty alphanumeric ASCII string with `-` and `_` allowed.
311 * Validation is important as the desktop IDs are used to construct filenames,
312 * and may be set by an unprivileged caller if running in a setuid program. */
314 validate_xdg_desktop (const gchar *desktop)
318 for (i = 0; desktop[i] != '\0'; i++)
319 if (desktop[i] != '-' && desktop[i] != '_' &&
320 !g_ascii_isalnum (desktop[i]))
329 static const gchar * const *
330 get_lowercase_current_desktops (void)
332 static gchar **result;
334 if (g_once_init_enter (&result))
339 envvar = g_getenv ("XDG_CURRENT_DESKTOP");
346 tmp = g_strsplit (envvar, G_SEARCHPATH_SEPARATOR_S, 0);
347 tmp_len = g_strv_length (tmp);
349 for (i = 0; tmp[i]; i++)
351 /* If the desktop is invalid, drop it and shift the following
352 * ones (and trailing %NULL) up. */
353 if (!validate_xdg_desktop (tmp[i]))
354 memmove (tmp + i, tmp + i + 1, tmp_len - i);
356 /* Convert to lowercase. */
357 for (j = 0; tmp[i][j]; j++)
358 tmp[i][j] = g_ascii_tolower (tmp[i][j]);
362 tmp = g_new0 (gchar *, 0 + 1);
364 g_once_init_leave (&result, tmp);
367 return (const gchar **) result;
370 static const gchar * const *
371 get_current_desktops (const gchar *value)
373 static gchar **result;
375 if (g_once_init_enter (&result))
381 value = g_getenv ("XDG_CURRENT_DESKTOP");
386 tmp = g_strsplit (value, ":", 0);
387 tmp_len = g_strv_length (tmp);
389 for (i = 0; tmp[i]; i++)
391 /* If the desktop is invalid, drop it and shift the following
392 * ones (and trailing %NULL) up. */
393 if (!validate_xdg_desktop (tmp[i]))
394 memmove (tmp + i, tmp + i + 1, tmp_len - i);
397 g_once_init_leave (&result, tmp);
400 return (const gchar **) result;
404 * add_to_table_if_appropriate:
405 * @apps: a string to GDesktopAppInfo hash table
406 * @app_name: the name of the application
407 * @info: a #GDesktopAppInfo, or NULL
409 * If @info is non-%NULL and non-hidden, then add it to @apps, using
410 * @app_name as a key.
412 * If @info is non-%NULL then this function will consume the passed-in
416 add_to_table_if_appropriate (GHashTable *apps,
417 const gchar *app_name,
418 GDesktopAppInfo *info)
425 g_object_unref (info);
429 g_free (info->desktop_id);
430 info->desktop_id = g_strdup (app_name);
432 g_hash_table_insert (apps, g_strdup (info->desktop_id), info);
439 DESKTOP_KEY_GenericName,
440 DESKTOP_KEY_Keywords,
442 DESKTOP_KEY_X_GNOME_FullName,
447 const gchar desktop_key_match_category[N_DESKTOP_KEYS] = {
448 /* Note: lower numbers are a better match.
450 * In case we want two keys to match at the same level, we can just
451 * use the same number for the two different keys.
453 [DESKTOP_KEY_Name] = 1,
454 [DESKTOP_KEY_Exec] = 2,
455 [DESKTOP_KEY_Keywords] = 3,
456 [DESKTOP_KEY_GenericName] = 4,
457 [DESKTOP_KEY_X_GNOME_FullName] = 5,
458 [DESKTOP_KEY_Comment] = 6
461 /* Common prefix commands to ignore from Exec= lines */
462 const char * const exec_key_match_blocklist[] = {
478 desktop_key_get_name (guint key_id)
482 case DESKTOP_KEY_Comment:
484 case DESKTOP_KEY_Exec:
486 case DESKTOP_KEY_GenericName:
487 return GENERIC_NAME_KEY;
488 case DESKTOP_KEY_Keywords:
490 case DESKTOP_KEY_Name:
492 case DESKTOP_KEY_X_GNOME_FullName:
493 return FULL_NAME_KEY;
495 g_assert_not_reached ();
499 /* Search global state {{{2
501 * We only ever search under a global lock, so we can use (and reuse)
502 * some global data to reduce allocations made while searching.
504 * In short, we keep around arrays of results that we expand as needed
505 * (and never shrink).
507 * static_token_results: this is where we append the results for each
508 * token within a given desktop directory, as we handle it (which is
509 * a union of all matches for this term)
511 * static_search_results: this is where we build the complete results
512 * for a single directory (which is an intersection of the matches
513 * found for each term)
515 * static_total_results: this is where we build the complete results
516 * across all directories (which is a union of the matches found in
519 * The app_names that enter these tables are always pointer-unique (in
520 * the sense that string equality is the same as pointer equality).
521 * This can be guaranteed for two reasons:
523 * - we mask appids so that a given appid will only ever appear within
524 * the highest-precedence directory that contains it. We never
525 * return search results from a lower-level directory if a desktop
526 * file exists in a higher-level one.
528 * - within a given directory, the string is unique because it's the
529 * key in the hashtable of all app_ids for that directory.
531 * We perform a merging of the results in merge_token_results(). This
532 * works by ordering the two lists and moving through each of them (at
533 * the same time) looking for common elements, rejecting uncommon ones.
534 * "Order" here need not mean any particular thing, as long as it is
535 * some order. Because of the uniqueness of our strings, we can use
536 * pointer order. That's what's going on in compare_results() below.
540 const gchar *app_name;
544 static struct search_result *static_token_results;
545 static gint static_token_results_size;
546 static gint static_token_results_allocated;
547 static struct search_result *static_search_results;
548 static gint static_search_results_size;
549 static gint static_search_results_allocated;
550 static struct search_result *static_total_results;
551 static gint static_total_results_size;
552 static gint static_total_results_allocated;
554 /* And some functions for performing nice operations against it */
556 compare_results (gconstpointer a,
559 const struct search_result *ra = a;
560 const struct search_result *rb = b;
562 if (ra->app_name < rb->app_name)
565 else if (ra->app_name > rb->app_name)
569 return ra->category - rb->category;
573 compare_categories (gconstpointer a,
576 const struct search_result *ra = a;
577 const struct search_result *rb = b;
579 return ra->category - rb->category;
583 add_token_result (const gchar *app_name,
586 if G_UNLIKELY (static_token_results_size == static_token_results_allocated)
588 static_token_results_allocated = MAX (16, static_token_results_allocated * 2);
589 static_token_results = g_renew (struct search_result, static_token_results, static_token_results_allocated);
592 static_token_results[static_token_results_size].app_name = app_name;
593 static_token_results[static_token_results_size].category = category;
594 static_token_results_size++;
598 merge_token_results (gboolean first)
600 if (static_token_results_size != 0)
601 qsort (static_token_results, static_token_results_size, sizeof (struct search_result), compare_results);
603 /* If this is the first token then we are basically merging a list with
604 * itself -- we only perform de-duplication.
606 * If this is not the first token then we are doing a real merge.
610 const gchar *last_name = NULL;
613 /* We must de-duplicate, but we do so by taking the best category
616 * The final list can be as large as the input here, so make sure
617 * we have enough room (even if it's too much room).
620 if G_UNLIKELY (static_search_results_allocated < static_token_results_size)
622 static_search_results_allocated = static_token_results_allocated;
623 static_search_results = g_renew (struct search_result,
624 static_search_results,
625 static_search_results_allocated);
628 for (i = 0; i < static_token_results_size; i++)
630 /* The list is sorted so that the best match for a given id
631 * will be at the front, so once we have copied an id, skip
632 * the rest of the entries for the same id.
634 if (static_token_results[i].app_name == last_name)
637 last_name = static_token_results[i].app_name;
639 static_search_results[static_search_results_size++] = static_token_results[i];
644 const gchar *last_name = NULL;
648 /* We only ever remove items from the results list, so no need to
649 * resize to ensure that we have enough room.
651 for (i = 0; i < static_token_results_size; i++)
653 if (static_token_results[i].app_name == last_name)
656 last_name = static_token_results[i].app_name;
658 /* Now we only want to have a result in static_search_results
659 * if we already have it there *and* we have it in
660 * static_token_results as well. The category will be the
663 * Skip past the results in static_search_results that are not
664 * going to be matches.
666 while (k < static_search_results_size &&
667 static_search_results[k].app_name < static_token_results[i].app_name)
670 if (k < static_search_results_size &&
671 static_search_results[k].app_name == static_token_results[i].app_name)
675 * Category should be the worse of the two (ie:
676 * numerically larger).
678 static_search_results[j].app_name = static_search_results[k].app_name;
679 static_search_results[j].category = MAX (static_search_results[k].category,
680 static_token_results[i].category);
685 static_search_results_size = j;
688 /* Clear it out for next time... */
689 static_token_results_size = 0;
693 reset_total_search_results (void)
695 static_total_results_size = 0;
699 sort_total_search_results (void)
701 if (static_total_results_size != 0)
702 qsort (static_total_results, static_total_results_size, sizeof (struct search_result), compare_categories);
706 merge_directory_results (void)
708 if G_UNLIKELY (static_total_results_size + static_search_results_size > static_total_results_allocated)
710 static_total_results_allocated = MAX (16, static_total_results_allocated);
711 while (static_total_results_allocated < static_total_results_size + static_search_results_size)
712 static_total_results_allocated *= 2;
713 static_total_results = g_renew (struct search_result, static_total_results, static_total_results_allocated);
716 if (static_total_results + static_total_results_size != 0)
717 memcpy (static_total_results + static_total_results_size,
718 static_search_results,
719 static_search_results_size * sizeof (struct search_result));
721 static_total_results_size += static_search_results_size;
723 /* Clear it out for next time... */
724 static_search_results_size = 0;
727 /* Support for unindexed DesktopFileDirs {{{2 */
729 get_apps_from_dir (GHashTable **apps,
733 const char *basename;
736 dir = g_dir_open (dirname, 0, NULL);
741 while ((basename = g_dir_read_name (dir)) != NULL)
745 filename = g_build_filename (dirname, basename, NULL);
747 if (g_str_has_suffix (basename, ".desktop"))
751 app_name = g_strconcat (prefix, basename, NULL);
754 *apps = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_free);
756 g_hash_table_insert (*apps, app_name, g_strdup (filename));
758 else if (g_file_test (filename, G_FILE_TEST_IS_DIR))
762 subprefix = g_strconcat (prefix, basename, "-", NULL);
763 get_apps_from_dir (apps, filename, subprefix);
778 } UnindexedMimeTweaks;
781 free_mime_tweaks (gpointer data)
783 UnindexedMimeTweaks *tweaks = data;
785 g_strfreev (tweaks->additions);
786 g_strfreev (tweaks->removals);
787 g_strfreev (tweaks->defaults);
789 g_slice_free (UnindexedMimeTweaks, tweaks);
792 static UnindexedMimeTweaks *
793 desktop_file_dir_unindexed_get_tweaks (DesktopFileDir *dir,
794 const gchar *mime_type)
796 UnindexedMimeTweaks *tweaks;
797 gchar *unaliased_type;
799 unaliased_type = _g_unix_content_type_unalias (mime_type);
800 tweaks = g_hash_table_lookup (dir->mime_tweaks, unaliased_type);
804 tweaks = g_slice_new0 (UnindexedMimeTweaks);
805 g_hash_table_insert (dir->mime_tweaks, unaliased_type, tweaks);
808 g_free (unaliased_type);
813 /* consumes 'to_add' */
815 expand_strv (gchar ***strv_ptr,
817 gchar * const *blocklist)
819 guint strv_len, add_len;
830 strv_len = g_strv_length (strv);
831 add_len = g_strv_length (to_add);
832 strv = g_renew (gchar *, strv, strv_len + add_len + 1);
834 for (i = 0; to_add[i]; i++)
836 /* Don't add blocklisted strings */
838 for (j = 0; blocklist[j]; j++)
839 if (g_str_equal (to_add[i], blocklist[j]))
842 /* Don't add duplicates already in the list */
843 for (j = 0; j < strv_len; j++)
844 if (g_str_equal (to_add[i], strv[j]))
847 strv[strv_len++] = to_add[i];
854 strv[strv_len] = NULL;
861 desktop_file_dir_unindexed_read_mimeapps_list (DesktopFileDir *dir,
862 const gchar *filename,
863 const gchar *added_group,
864 gboolean tweaks_permitted)
866 UnindexedMimeTweaks *tweaks;
867 char **desktop_file_ids;
872 key_file = g_key_file_new ();
873 if (!g_key_file_load_from_file (key_file, filename, G_KEY_FILE_NONE, NULL))
875 g_key_file_free (key_file);
879 mime_types = g_key_file_get_keys (key_file, added_group, NULL, NULL);
881 if G_UNLIKELY (mime_types != NULL && !tweaks_permitted)
883 g_warning ("%s contains a [%s] group, but it is not permitted here. Only the non-desktop-specific "
884 "mimeapps.list file may add or remove associations.", filename, added_group);
885 g_strfreev (mime_types);
889 if (mime_types != NULL)
891 for (i = 0; mime_types[i] != NULL; i++)
893 desktop_file_ids = g_key_file_get_string_list (key_file, added_group, mime_types[i], NULL, NULL);
895 if (desktop_file_ids)
897 tweaks = desktop_file_dir_unindexed_get_tweaks (dir, mime_types[i]);
898 expand_strv (&tweaks->additions, desktop_file_ids, tweaks->removals);
902 g_strfreev (mime_types);
905 mime_types = g_key_file_get_keys (key_file, REMOVED_ASSOCIATIONS_GROUP, NULL, NULL);
907 if G_UNLIKELY (mime_types != NULL && !tweaks_permitted)
909 g_warning ("%s contains a [%s] group, but it is not permitted here. Only the non-desktop-specific "
910 "mimeapps.list file may add or remove associations.", filename, REMOVED_ASSOCIATIONS_GROUP);
911 g_strfreev (mime_types);
915 if (mime_types != NULL)
917 for (i = 0; mime_types[i] != NULL; i++)
919 desktop_file_ids = g_key_file_get_string_list (key_file, REMOVED_ASSOCIATIONS_GROUP, mime_types[i], NULL, NULL);
921 if (desktop_file_ids)
923 tweaks = desktop_file_dir_unindexed_get_tweaks (dir, mime_types[i]);
924 expand_strv (&tweaks->removals, desktop_file_ids, tweaks->additions);
928 g_strfreev (mime_types);
931 mime_types = g_key_file_get_keys (key_file, DEFAULT_APPLICATIONS_GROUP, NULL, NULL);
933 if (mime_types != NULL)
935 for (i = 0; mime_types[i] != NULL; i++)
937 desktop_file_ids = g_key_file_get_string_list (key_file, DEFAULT_APPLICATIONS_GROUP, mime_types[i], NULL, NULL);
939 if (desktop_file_ids)
941 tweaks = desktop_file_dir_unindexed_get_tweaks (dir, mime_types[i]);
942 expand_strv (&tweaks->defaults, desktop_file_ids, NULL);
946 g_strfreev (mime_types);
949 g_key_file_free (key_file);
953 desktop_file_dir_unindexed_read_mimeapps_lists (DesktopFileDir *dir)
955 const gchar * const *desktops;
959 dir->mime_tweaks = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, free_mime_tweaks);
961 /* We process in order of precedence, using a blocklisting approach to
962 * avoid recording later instructions that conflict with ones we found
965 * We first start with the XDG_CURRENT_DESKTOP files, in precedence
968 desktops = get_lowercase_current_desktops ();
969 for (i = 0; desktops[i]; i++)
971 filename = g_strdup_printf ("%s/%s-mimeapps.list", dir->path, desktops[i]);
972 desktop_file_dir_unindexed_read_mimeapps_list (dir, filename, ADDED_ASSOCIATIONS_GROUP, FALSE);
976 /* Next, the non-desktop-specific mimeapps.list */
977 filename = g_strdup_printf ("%s/mimeapps.list", dir->path);
978 desktop_file_dir_unindexed_read_mimeapps_list (dir, filename, ADDED_ASSOCIATIONS_GROUP, TRUE);
981 /* The remaining files are only checked for in directories that might
982 * contain desktop files (ie: not the config dirs).
987 /* We have 'defaults.list' which was only ever understood by GLib. It
988 * exists widely, but it has never been part of any spec and it should
989 * be treated as deprecated. This will be removed in a future
992 filename = g_strdup_printf ("%s/defaults.list", dir->path);
993 desktop_file_dir_unindexed_read_mimeapps_list (dir, filename, ADDED_ASSOCIATIONS_GROUP, FALSE);
996 /* Finally, the mimeinfo.cache, which is just a cached copy of what we
997 * would find in the MimeTypes= lines of all of the desktop files.
999 filename = g_strdup_printf ("%s/mimeinfo.cache", dir->path);
1000 desktop_file_dir_unindexed_read_mimeapps_list (dir, filename, MIME_CACHE_GROUP, TRUE);
1005 desktop_file_dir_unindexed_init (DesktopFileDir *dir)
1007 if (!dir->is_config)
1008 get_apps_from_dir (&dir->app_names, dir->path, "");
1010 desktop_file_dir_unindexed_read_mimeapps_lists (dir);
1013 static GDesktopAppInfo *
1014 desktop_file_dir_unindexed_get_app (DesktopFileDir *dir,
1015 const gchar *desktop_id)
1017 const gchar *filename;
1019 filename = g_hash_table_lookup (dir->app_names, desktop_id);
1024 return g_desktop_app_info_new_from_filename (filename);
1028 desktop_file_dir_unindexed_get_all (DesktopFileDir *dir,
1031 GHashTableIter iter;
1035 if (dir->app_names == NULL)
1038 g_hash_table_iter_init (&iter, dir->app_names);
1039 while (g_hash_table_iter_next (&iter, &app_name, &filename))
1041 if (desktop_file_dir_app_name_is_masked (dir, app_name))
1044 add_to_table_if_appropriate (apps, app_name, g_desktop_app_info_new_from_filename (filename));
1048 typedef struct _MemoryIndexEntry MemoryIndexEntry;
1049 typedef GHashTable MemoryIndex;
1051 struct _MemoryIndexEntry
1053 const gchar *app_name; /* pointer to the hashtable key */
1054 gint match_category;
1055 MemoryIndexEntry *next;
1059 memory_index_entry_free (gpointer data)
1061 MemoryIndexEntry *mie = data;
1065 MemoryIndexEntry *next = mie->next;
1067 g_slice_free (MemoryIndexEntry, mie);
1073 memory_index_add_token (MemoryIndex *mi,
1075 gint match_category,
1076 const gchar *app_name)
1078 MemoryIndexEntry *mie, *first;
1080 mie = g_slice_new (MemoryIndexEntry);
1081 mie->app_name = app_name;
1082 mie->match_category = match_category;
1084 first = g_hash_table_lookup (mi, token);
1088 mie->next = first->next;
1094 g_hash_table_insert (mi, g_strdup (token), mie);
1099 memory_index_add_string (MemoryIndex *mi,
1100 const gchar *string,
1101 gint match_category,
1102 const gchar *app_name)
1104 gchar **tokens, **alternates;
1107 tokens = g_str_tokenize_and_fold (string, NULL, &alternates);
1109 for (i = 0; tokens[i]; i++)
1110 memory_index_add_token (mi, tokens[i], match_category, app_name);
1112 for (i = 0; alternates[i]; i++)
1113 memory_index_add_token (mi, alternates[i], match_category, app_name);
1115 g_strfreev (alternates);
1116 g_strfreev (tokens);
1119 static MemoryIndex *
1120 memory_index_new (void)
1122 return g_hash_table_new_full (g_str_hash, g_str_equal, g_free, memory_index_entry_free);
1126 desktop_file_dir_unindexed_setup_search (DesktopFileDir *dir)
1128 GHashTableIter iter;
1131 dir->memory_index = memory_index_new ();
1132 dir->memory_implementations = memory_index_new ();
1134 /* Nothing to search? */
1135 if (dir->app_names == NULL)
1138 g_hash_table_iter_init (&iter, dir->app_names);
1139 while (g_hash_table_iter_next (&iter, &app, &path))
1143 if (desktop_file_dir_app_name_is_masked (dir, app))
1146 key_file = g_key_file_new ();
1148 if (g_key_file_load_from_file (key_file, path, G_KEY_FILE_NONE, NULL) &&
1149 !g_key_file_get_boolean (key_file, "Desktop Entry", "Hidden", NULL))
1151 /* Index the interesting keys... */
1155 for (i = 0; i < G_N_ELEMENTS (desktop_key_match_category); i++)
1160 if (!desktop_key_match_category[i])
1163 raw = g_key_file_get_locale_string (key_file, "Desktop Entry", desktop_key_get_name (i), NULL, NULL);
1166 if (i == DESKTOP_KEY_Exec && raw != NULL)
1168 /* Special handling: only match basename of first field */
1172 /* Remove extra arguments, if any */
1173 space = raw + strcspn (raw, " \t\n"); /* IFS */
1176 /* Skip the pathname, if any */
1177 if ((slash = strrchr (raw, '/')))
1180 /* Don't match on blocklisted binaries like interpreters */
1181 if (g_strv_contains (exec_key_match_blocklist, value))
1186 memory_index_add_string (dir->memory_index, value, desktop_key_match_category[i], app);
1191 /* Make note of the Implements= line */
1192 implements = g_key_file_get_string_list (key_file, "Desktop Entry", "Implements", NULL, NULL);
1193 for (i = 0; implements && implements[i]; i++)
1194 memory_index_add_token (dir->memory_implementations, implements[i], 0, app);
1195 g_strfreev (implements);
1198 g_key_file_free (key_file);
1203 desktop_file_dir_unindexed_search (DesktopFileDir *dir,
1204 const gchar *search_token)
1206 GHashTableIter iter;
1207 gpointer key, value;
1209 if (!dir->memory_index)
1210 desktop_file_dir_unindexed_setup_search (dir);
1212 g_hash_table_iter_init (&iter, dir->memory_index);
1213 while (g_hash_table_iter_next (&iter, &key, &value))
1215 MemoryIndexEntry *mie = value;
1217 if (!g_str_has_prefix (key, search_token))
1222 add_token_result (mie->app_name, mie->match_category);
1229 array_contains (GPtrArray *array,
1234 for (i = 0; i < array->len; i++)
1235 if (g_str_equal (array->pdata[i], str))
1242 desktop_file_dir_unindexed_mime_lookup (DesktopFileDir *dir,
1243 const gchar *mime_type,
1245 GPtrArray *blocklist)
1247 UnindexedMimeTweaks *tweaks;
1250 tweaks = g_hash_table_lookup (dir->mime_tweaks, mime_type);
1255 if (tweaks->additions)
1257 for (i = 0; tweaks->additions[i]; i++)
1259 gchar *app_name = tweaks->additions[i];
1261 if (!desktop_file_dir_app_name_is_masked (dir, app_name) &&
1262 !array_contains (blocklist, app_name) && !array_contains (hits, app_name))
1263 g_ptr_array_add (hits, app_name);
1267 if (tweaks->removals)
1269 for (i = 0; tweaks->removals[i]; i++)
1271 gchar *app_name = tweaks->removals[i];
1273 if (!desktop_file_dir_app_name_is_masked (dir, app_name) &&
1274 !array_contains (blocklist, app_name) && !array_contains (hits, app_name))
1275 g_ptr_array_add (blocklist, app_name);
1281 desktop_file_dir_unindexed_default_lookup (DesktopFileDir *dir,
1282 const gchar *mime_type,
1285 UnindexedMimeTweaks *tweaks;
1288 tweaks = g_hash_table_lookup (dir->mime_tweaks, mime_type);
1290 if (!tweaks || !tweaks->defaults)
1293 for (i = 0; tweaks->defaults[i]; i++)
1295 gchar *app_name = tweaks->defaults[i];
1297 if (!array_contains (results, app_name))
1298 g_ptr_array_add (results, app_name);
1303 desktop_file_dir_unindexed_get_implementations (DesktopFileDir *dir,
1305 const gchar *interface)
1307 MemoryIndexEntry *mie;
1309 if (!dir->memory_index)
1310 desktop_file_dir_unindexed_setup_search (dir);
1312 for (mie = g_hash_table_lookup (dir->memory_implementations, interface); mie; mie = mie->next)
1313 *results = g_list_prepend (*results, g_strdup (mie->app_name));
1316 /* DesktopFileDir "API" {{{2 */
1319 * desktop_file_dir_new:
1320 * @data_dir: an XDG_DATA_DIR
1322 * Creates a #DesktopFileDir for the corresponding @data_dir.
1324 static DesktopFileDir *
1325 desktop_file_dir_new (const gchar *data_dir)
1327 DesktopFileDir *dir = g_new0 (DesktopFileDir, 1);
1329 g_atomic_ref_count_init (&dir->ref_count);
1330 dir->path = g_build_filename (data_dir, "applications", NULL);
1332 return g_steal_pointer (&dir);
1336 * desktop_file_dir_new_for_config:
1337 * @config_dir: an XDG_CONFIG_DIR
1339 * Just the same as desktop_file_dir_new() except that it does not
1340 * add the "applications" directory. It also marks the directory as
1341 * config-only, which prevents us from attempting to find desktop files
1344 static DesktopFileDir *
1345 desktop_file_dir_new_for_config (const gchar *config_dir)
1347 DesktopFileDir *dir = g_new0 (DesktopFileDir, 1);
1349 g_atomic_ref_count_init (&dir->ref_count);
1350 dir->path = g_strdup (config_dir);
1351 dir->is_config = TRUE;
1353 return g_steal_pointer (&dir);
1357 * desktop_file_dir_reset:
1358 * @dir: a #DesktopFileDir
1360 * Cleans up @dir, releasing most resources that it was using.
1363 desktop_file_dir_reset (DesktopFileDir *dir)
1365 if (dir->alternatively_watching)
1367 g_free (dir->alternatively_watching);
1368 dir->alternatively_watching = NULL;
1373 g_signal_handlers_disconnect_by_func (dir->monitor, desktop_file_dir_changed, dir);
1374 g_file_monitor_cancel (dir->monitor);
1375 g_object_unref (dir->monitor);
1376 dir->monitor = NULL;
1381 g_hash_table_unref (dir->app_names);
1382 dir->app_names = NULL;
1385 if (dir->memory_index)
1387 g_hash_table_unref (dir->memory_index);
1388 dir->memory_index = NULL;
1391 if (dir->mime_tweaks)
1393 g_hash_table_unref (dir->mime_tweaks);
1394 dir->mime_tweaks = NULL;
1397 if (dir->memory_implementations)
1399 g_hash_table_unref (dir->memory_implementations);
1400 dir->memory_implementations = NULL;
1403 dir->is_setup = FALSE;
1407 closure_notify_cb (gpointer data,
1410 DesktopFileDir *dir = data;
1411 desktop_file_dir_unref (dir);
1415 * desktop_file_dir_init:
1416 * @dir: a #DesktopFileDir
1418 * Does initial setup for @dir
1420 * You should only call this if @dir is not already setup.
1423 desktop_file_dir_init (DesktopFileDir *dir)
1425 const gchar *watch_dir;
1427 g_assert (!dir->is_setup);
1429 g_assert (!dir->alternatively_watching);
1430 g_assert (!dir->monitor);
1432 dir->alternatively_watching = desktop_file_dir_get_alternative_dir (dir);
1433 watch_dir = dir->alternatively_watching ? dir->alternatively_watching : dir->path;
1435 /* There is a very thin race here if the watch_dir has been _removed_
1436 * between when we checked for it and when we establish the watch.
1437 * Removes probably don't happen in usual operation, and even if it
1438 * does (and we catch the unlikely race), the only degradation is that
1439 * we will fall back to polling.
1441 dir->monitor = g_local_file_monitor_new_in_worker (watch_dir, TRUE, G_FILE_MONITOR_NONE,
1442 desktop_file_dir_changed,
1443 desktop_file_dir_ref (dir),
1444 closure_notify_cb, NULL);
1446 desktop_file_dir_unindexed_init (dir);
1448 dir->is_setup = TRUE;
1452 * desktop_file_dir_get_app:
1453 * @dir: a DesktopFileDir
1454 * @desktop_id: the desktop ID to load
1456 * Creates the #GDesktopAppInfo for the given @desktop_id if it exists
1457 * within @dir, even if it is hidden.
1459 * This function does not check if @desktop_id would be masked by a
1460 * directory with higher precedence. The caller must do so.
1462 static GDesktopAppInfo *
1463 desktop_file_dir_get_app (DesktopFileDir *dir,
1464 const gchar *desktop_id)
1466 if (!dir->app_names)
1469 return desktop_file_dir_unindexed_get_app (dir, desktop_id);
1473 * desktop_file_dir_get_all:
1474 * @dir: a DesktopFileDir
1475 * @apps: a #GHashTable<string, GDesktopAppInfo>
1477 * Loads all desktop files in @dir and adds them to @apps, careful to
1478 * ensure we don't add any files masked by a similarly-named file in a
1479 * higher-precedence directory.
1482 desktop_file_dir_get_all (DesktopFileDir *dir,
1485 desktop_file_dir_unindexed_get_all (dir, apps);
1489 * desktop_file_dir_mime_lookup:
1490 * @dir: a #DesktopFileDir
1491 * @mime_type: the mime type to look up
1492 * @hits: the array to store the hits
1493 * @blocklist: the array to store the blocklist
1495 * Does a lookup of a mimetype against one desktop file directory,
1496 * recording any hits and blocklisting and "Removed" associations (so
1497 * later directories don't record them as hits).
1499 * The items added to @hits are duplicated, but the ones in @blocklist
1500 * are weak pointers. This facilitates simply freeing the blocklist
1501 * (which is only used for internal bookkeeping) but using the pdata of
1502 * @hits as the result of the operation.
1505 desktop_file_dir_mime_lookup (DesktopFileDir *dir,
1506 const gchar *mime_type,
1508 GPtrArray *blocklist)
1510 desktop_file_dir_unindexed_mime_lookup (dir, mime_type, hits, blocklist);
1514 * desktop_file_dir_default_lookup:
1515 * @dir: a #DesktopFileDir
1516 * @mime_type: the mime type to look up
1517 * @results: an array to store the results in
1519 * Collects the "default" applications for a given mime type from @dir.
1522 desktop_file_dir_default_lookup (DesktopFileDir *dir,
1523 const gchar *mime_type,
1526 desktop_file_dir_unindexed_default_lookup (dir, mime_type, results);
1530 * desktop_file_dir_search:
1531 * @dir: a #DesktopFileDir
1532 * @term: a normalised and casefolded search term
1534 * Finds the names of applications in @dir that match @term.
1537 desktop_file_dir_search (DesktopFileDir *dir,
1538 const gchar *search_token)
1540 desktop_file_dir_unindexed_search (dir, search_token);
1544 desktop_file_dir_get_implementations (DesktopFileDir *dir,
1546 const gchar *interface)
1548 desktop_file_dir_unindexed_get_implementations (dir, results, interface);
1551 /* Lock/unlock and global setup API {{{2 */
1554 desktop_file_dirs_lock (void)
1557 const gchar *user_config_dir = g_get_user_config_dir ();
1559 g_mutex_lock (&desktop_file_dir_lock);
1561 /* If the XDG dirs configuration has changed (expected only during tests),
1562 * clear and reload the state. */
1563 if (desktop_file_dirs_config_dir != NULL &&
1564 g_strcmp0 (desktop_file_dirs_config_dir, user_config_dir) != 0)
1566 g_debug ("%s: Resetting desktop app info dirs from %s to %s",
1567 G_STRFUNC, desktop_file_dirs_config_dir, user_config_dir);
1569 g_ptr_array_set_size (desktop_file_dirs, 0);
1570 g_clear_pointer (&desktop_file_dir_user_config, desktop_file_dir_unref);
1571 g_clear_pointer (&desktop_file_dir_user_data, desktop_file_dir_unref);
1574 if (desktop_file_dirs == NULL || desktop_file_dirs->len == 0)
1576 const char * const *dirs;
1579 if (desktop_file_dirs == NULL)
1580 desktop_file_dirs = g_ptr_array_new_with_free_func ((GDestroyNotify) desktop_file_dir_unref);
1582 /* First, the configs. Highest priority: the user's ~/.config */
1583 desktop_file_dir_user_config = desktop_file_dir_new_for_config (user_config_dir);
1584 g_ptr_array_add (desktop_file_dirs, desktop_file_dir_ref (desktop_file_dir_user_config));
1586 /* Next, the system configs (/etc/xdg, and so on). */
1587 dirs = g_get_system_config_dirs ();
1588 for (i = 0; dirs[i]; i++)
1589 g_ptr_array_add (desktop_file_dirs, desktop_file_dir_new_for_config (dirs[i]));
1591 /* Now the data. Highest priority: the user's ~/.local/share/applications */
1592 desktop_file_dir_user_data = desktop_file_dir_new (g_get_user_data_dir ());
1593 g_ptr_array_add (desktop_file_dirs, desktop_file_dir_ref (desktop_file_dir_user_data));
1595 /* Following that, XDG_DATA_DIRS/applications, in order */
1596 dirs = g_get_system_data_dirs ();
1597 for (i = 0; dirs[i]; i++)
1598 g_ptr_array_add (desktop_file_dirs, desktop_file_dir_new (dirs[i]));
1600 /* The list of directories will never change after this, unless
1601 * g_get_user_config_dir() changes due to %G_TEST_OPTION_ISOLATE_DIRS. */
1602 desktop_file_dirs_config_dir = user_config_dir;
1605 for (i = 0; i < desktop_file_dirs->len; i++)
1606 if (!((DesktopFileDir *) g_ptr_array_index (desktop_file_dirs, i))->is_setup)
1607 desktop_file_dir_init (g_ptr_array_index (desktop_file_dirs, i));
1611 desktop_file_dirs_unlock (void)
1613 g_mutex_unlock (&desktop_file_dir_lock);
1617 desktop_file_dirs_invalidate_user_config (void)
1619 g_mutex_lock (&desktop_file_dir_lock);
1621 if (desktop_file_dir_user_config != NULL)
1622 desktop_file_dir_reset (desktop_file_dir_user_config);
1624 g_mutex_unlock (&desktop_file_dir_lock);
1628 desktop_file_dirs_invalidate_user_data (void)
1630 g_mutex_lock (&desktop_file_dir_lock);
1632 if (desktop_file_dir_user_data != NULL)
1633 desktop_file_dir_reset (desktop_file_dir_user_data);
1635 g_mutex_unlock (&desktop_file_dir_lock);
1638 /* GDesktopAppInfo implementation {{{1 */
1639 /* GObject implementation {{{2 */
1641 g_desktop_app_info_finalize (GObject *object)
1643 GDesktopAppInfo *info;
1645 info = G_DESKTOP_APP_INFO (object);
1647 g_free (info->desktop_id);
1648 g_free (info->filename);
1651 g_key_file_unref (info->keyfile);
1653 g_free (info->name);
1654 g_free (info->generic_name);
1655 g_free (info->fullname);
1656 g_free (info->comment);
1657 g_free (info->icon_name);
1659 g_object_unref (info->icon);
1660 g_strfreev (info->keywords);
1661 g_strfreev (info->only_show_in);
1662 g_strfreev (info->not_show_in);
1663 g_free (info->try_exec);
1664 g_free (info->exec);
1665 g_free (info->binary);
1666 g_free (info->path);
1667 g_free (info->categories);
1668 g_free (info->startup_wm_class);
1669 g_strfreev (info->mime_types);
1670 g_free (info->app_id);
1671 g_strfreev (info->actions);
1673 G_OBJECT_CLASS (g_desktop_app_info_parent_class)->finalize (object);
1677 g_desktop_app_info_set_property (GObject *object,
1679 const GValue *value,
1682 GDesktopAppInfo *self = G_DESKTOP_APP_INFO (object);
1687 self->filename = g_value_dup_string (value);
1691 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1697 g_desktop_app_info_get_property (GObject *object,
1702 GDesktopAppInfo *self = G_DESKTOP_APP_INFO (object);
1707 g_value_set_string (value, self->filename);
1710 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
1716 g_desktop_app_info_class_init (GDesktopAppInfoClass *klass)
1718 GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
1720 gobject_class->get_property = g_desktop_app_info_get_property;
1721 gobject_class->set_property = g_desktop_app_info_set_property;
1722 gobject_class->finalize = g_desktop_app_info_finalize;
1725 * GDesktopAppInfo:filename:
1727 * The origin filename of this #GDesktopAppInfo
1729 g_object_class_install_property (gobject_class,
1731 g_param_spec_string ("filename", "Filename", "", NULL,
1732 G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
1736 g_desktop_app_info_init (GDesktopAppInfo *local)
1740 /* Construction... {{{2 */
1744 * @exec: an exec line
1746 * Returns the first word in an exec line (ie: the binary name).
1748 * If @exec is " progname --foo %F" then returns "progname".
1751 binary_from_exec (const char *exec)
1753 const char *p, *start;
1759 while (*p != ' ' && *p != 0)
1762 return g_strndup (start, p - start);
1766 g_desktop_app_info_load_from_keyfile (GDesktopAppInfo *info,
1773 gboolean bus_activatable;
1775 start_group = g_key_file_get_start_group (key_file);
1776 if (start_group == NULL || strcmp (start_group, G_KEY_FILE_DESKTOP_GROUP) != 0)
1778 g_free (start_group);
1781 g_free (start_group);
1783 type = g_key_file_get_string (key_file,
1784 G_KEY_FILE_DESKTOP_GROUP,
1785 G_KEY_FILE_DESKTOP_KEY_TYPE,
1787 if (type == NULL || strcmp (type, G_KEY_FILE_DESKTOP_TYPE_APPLICATION) != 0)
1794 try_exec = g_key_file_get_string (key_file,
1795 G_KEY_FILE_DESKTOP_GROUP,
1796 G_KEY_FILE_DESKTOP_KEY_TRY_EXEC,
1798 if (try_exec && try_exec[0] != '\0')
1801 t = g_find_program_in_path (try_exec);
1810 exec = g_key_file_get_string (key_file,
1811 G_KEY_FILE_DESKTOP_GROUP,
1812 G_KEY_FILE_DESKTOP_KEY_EXEC,
1814 if (exec && exec[0] != '\0')
1818 if (!g_shell_parse_argv (exec, &argc, &argv, NULL))
1827 t = g_find_program_in_path (argv[0]);
1840 info->name = g_key_file_get_locale_string (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_NAME, NULL, NULL);
1841 info->generic_name = g_key_file_get_locale_string (key_file, G_KEY_FILE_DESKTOP_GROUP, GENERIC_NAME_KEY, NULL, NULL);
1842 info->fullname = g_key_file_get_locale_string (key_file, G_KEY_FILE_DESKTOP_GROUP, FULL_NAME_KEY, NULL, NULL);
1843 info->keywords = g_key_file_get_locale_string_list (key_file, G_KEY_FILE_DESKTOP_GROUP, KEYWORDS_KEY, NULL, NULL, NULL);
1844 info->comment = g_key_file_get_locale_string (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_COMMENT, NULL, NULL);
1845 info->nodisplay = g_key_file_get_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_NO_DISPLAY, NULL) != FALSE;
1846 info->icon_name = g_key_file_get_locale_string (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_ICON, NULL, NULL);
1847 info->only_show_in = g_key_file_get_string_list (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_ONLY_SHOW_IN, NULL, NULL);
1848 info->not_show_in = g_key_file_get_string_list (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_NOT_SHOW_IN, NULL, NULL);
1849 info->try_exec = try_exec;
1851 info->path = g_key_file_get_string (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_PATH, NULL);
1852 info->terminal = g_key_file_get_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_TERMINAL, NULL) != FALSE;
1853 info->startup_notify = g_key_file_get_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_STARTUP_NOTIFY, NULL) != FALSE;
1854 info->no_fuse = g_key_file_get_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP, "X-GIO-NoFuse", NULL) != FALSE;
1855 info->hidden = g_key_file_get_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_HIDDEN, NULL) != FALSE;
1856 info->categories = g_key_file_get_string (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_CATEGORIES, NULL);
1857 info->startup_wm_class = g_key_file_get_string (key_file, G_KEY_FILE_DESKTOP_GROUP, STARTUP_WM_CLASS_KEY, NULL);
1858 info->mime_types = g_key_file_get_string_list (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_MIME_TYPE, NULL, NULL);
1859 bus_activatable = g_key_file_get_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_DBUS_ACTIVATABLE, NULL);
1860 info->actions = g_key_file_get_string_list (key_file, G_KEY_FILE_DESKTOP_GROUP, G_KEY_FILE_DESKTOP_KEY_ACTIONS, NULL, NULL);
1862 /* Remove the special-case: no Actions= key just means 0 extra actions */
1863 if (info->actions == NULL)
1864 info->actions = g_new0 (gchar *, 0 + 1);
1867 if (info->icon_name)
1869 if (g_path_is_absolute (info->icon_name))
1873 file = g_file_new_for_path (info->icon_name);
1874 info->icon = g_file_icon_new (file);
1875 g_object_unref (file);
1881 /* Work around a common mistake in desktop files */
1882 if ((p = strrchr (info->icon_name, '.')) != NULL &&
1883 (strcmp (p, ".png") == 0 ||
1884 strcmp (p, ".xpm") == 0 ||
1885 strcmp (p, ".svg") == 0))
1888 info->icon = g_themed_icon_new (info->icon_name);
1893 info->binary = binary_from_exec (info->exec);
1895 if (info->path && info->path[0] == '\0')
1897 g_free (info->path);
1901 /* Can only be DBusActivatable if we know the filename, which means
1902 * that this won't work for the load-from-keyfile case.
1904 if (bus_activatable && info->filename)
1909 basename = g_path_get_basename (info->filename);
1910 last_dot = strrchr (basename, '.');
1912 if (last_dot && g_str_equal (last_dot, ".desktop"))
1916 if (g_dbus_is_name (basename) && basename[0] != ':')
1917 info->app_id = g_strdup (basename);
1923 info->keyfile = g_key_file_ref (key_file);
1929 g_desktop_app_info_load_file (GDesktopAppInfo *self)
1932 gboolean retval = FALSE;
1934 g_return_val_if_fail (self->filename != NULL, FALSE);
1936 self->desktop_id = g_path_get_basename (self->filename);
1938 key_file = g_key_file_new ();
1940 if (g_key_file_load_from_file (key_file, self->filename, G_KEY_FILE_NONE, NULL))
1941 retval = g_desktop_app_info_load_from_keyfile (self, key_file);
1943 g_key_file_unref (key_file);
1948 * g_desktop_app_info_new_from_keyfile:
1949 * @key_file: an opened #GKeyFile
1951 * Creates a new #GDesktopAppInfo.
1953 * Returns: (nullable): a new #GDesktopAppInfo or %NULL on error.
1958 g_desktop_app_info_new_from_keyfile (GKeyFile *key_file)
1960 GDesktopAppInfo *info;
1962 info = g_object_new (G_TYPE_DESKTOP_APP_INFO, NULL);
1963 info->filename = NULL;
1964 if (!g_desktop_app_info_load_from_keyfile (info, key_file))
1966 g_object_unref (info);
1973 * g_desktop_app_info_new_from_filename:
1974 * @filename: (type filename): the path of a desktop file, in the GLib
1977 * Creates a new #GDesktopAppInfo.
1979 * Returns: (nullable): a new #GDesktopAppInfo or %NULL on error.
1982 g_desktop_app_info_new_from_filename (const char *filename)
1984 GDesktopAppInfo *info = NULL;
1986 info = g_object_new (G_TYPE_DESKTOP_APP_INFO, "filename", filename, NULL);
1987 if (!g_desktop_app_info_load_file (info))
1989 g_object_unref (info);
1996 * g_desktop_app_info_new:
1997 * @desktop_id: the desktop file id
1999 * Creates a new #GDesktopAppInfo based on a desktop file id.
2001 * A desktop file id is the basename of the desktop file, including the
2002 * .desktop extension. GIO is looking for a desktop file with this name
2003 * in the `applications` subdirectories of the XDG
2004 * data directories (i.e. the directories specified in the `XDG_DATA_HOME`
2005 * and `XDG_DATA_DIRS` environment variables). GIO also supports the
2006 * prefix-to-subdirectory mapping that is described in the
2007 * [Menu Spec](http://standards.freedesktop.org/menu-spec/latest/)
2008 * (i.e. a desktop id of kde-foo.desktop will match
2009 * `/usr/share/applications/kde/foo.desktop`).
2011 * Returns: (nullable): a new #GDesktopAppInfo, or %NULL if no desktop
2012 * file with that id exists.
2015 g_desktop_app_info_new (const char *desktop_id)
2017 GDesktopAppInfo *appinfo = NULL;
2020 desktop_file_dirs_lock ();
2022 for (i = 0; i < desktop_file_dirs->len; i++)
2024 appinfo = desktop_file_dir_get_app (g_ptr_array_index (desktop_file_dirs, i), desktop_id);
2030 desktop_file_dirs_unlock ();
2032 if (appinfo == NULL)
2035 g_free (appinfo->desktop_id);
2036 appinfo->desktop_id = g_strdup (desktop_id);
2038 if (g_desktop_app_info_get_is_hidden (appinfo))
2040 g_object_unref (appinfo);
2048 g_desktop_app_info_dup (GAppInfo *appinfo)
2050 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
2051 GDesktopAppInfo *new_info;
2053 new_info = g_object_new (G_TYPE_DESKTOP_APP_INFO, NULL);
2055 new_info->filename = g_strdup (info->filename);
2056 new_info->desktop_id = g_strdup (info->desktop_id);
2059 new_info->keyfile = g_key_file_ref (info->keyfile);
2061 new_info->name = g_strdup (info->name);
2062 new_info->generic_name = g_strdup (info->generic_name);
2063 new_info->fullname = g_strdup (info->fullname);
2064 new_info->keywords = g_strdupv (info->keywords);
2065 new_info->comment = g_strdup (info->comment);
2066 new_info->nodisplay = info->nodisplay;
2067 new_info->icon_name = g_strdup (info->icon_name);
2069 new_info->icon = g_object_ref (info->icon);
2070 new_info->only_show_in = g_strdupv (info->only_show_in);
2071 new_info->not_show_in = g_strdupv (info->not_show_in);
2072 new_info->try_exec = g_strdup (info->try_exec);
2073 new_info->exec = g_strdup (info->exec);
2074 new_info->binary = g_strdup (info->binary);
2075 new_info->path = g_strdup (info->path);
2076 new_info->app_id = g_strdup (info->app_id);
2077 new_info->hidden = info->hidden;
2078 new_info->terminal = info->terminal;
2079 new_info->startup_notify = info->startup_notify;
2081 return G_APP_INFO (new_info);
2084 /* GAppInfo interface implementation functions {{{2 */
2087 g_desktop_app_info_equal (GAppInfo *appinfo1,
2090 GDesktopAppInfo *info1 = G_DESKTOP_APP_INFO (appinfo1);
2091 GDesktopAppInfo *info2 = G_DESKTOP_APP_INFO (appinfo2);
2093 if (info1->desktop_id == NULL ||
2094 info2->desktop_id == NULL)
2095 return info1 == info2;
2097 return strcmp (info1->desktop_id, info2->desktop_id) == 0;
2101 g_desktop_app_info_get_id (GAppInfo *appinfo)
2103 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
2105 return info->desktop_id;
2109 g_desktop_app_info_get_name (GAppInfo *appinfo)
2111 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
2113 if (info->name == NULL)
2114 return _("Unnamed");
2119 g_desktop_app_info_get_display_name (GAppInfo *appinfo)
2121 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
2123 if (info->fullname == NULL)
2124 return g_desktop_app_info_get_name (appinfo);
2125 return info->fullname;
2129 * g_desktop_app_info_get_is_hidden:
2130 * @info: a #GDesktopAppInfo.
2132 * A desktop file is hidden if the Hidden key in it is
2135 * Returns: %TRUE if hidden, %FALSE otherwise.
2138 g_desktop_app_info_get_is_hidden (GDesktopAppInfo *info)
2140 return info->hidden;
2144 * g_desktop_app_info_get_filename:
2145 * @info: a #GDesktopAppInfo
2147 * When @info was created from a known filename, return it. In some
2148 * situations such as the #GDesktopAppInfo returned from
2149 * g_desktop_app_info_new_from_keyfile(), this function will return %NULL.
2151 * Returns: (nullable) (type filename): The full path to the file for @info,
2152 * or %NULL if not known.
2156 g_desktop_app_info_get_filename (GDesktopAppInfo *info)
2158 return info->filename;
2162 g_desktop_app_info_get_description (GAppInfo *appinfo)
2164 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
2166 return info->comment;
2170 g_desktop_app_info_get_executable (GAppInfo *appinfo)
2172 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
2174 return info->binary;
2178 g_desktop_app_info_get_commandline (GAppInfo *appinfo)
2180 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
2186 g_desktop_app_info_get_icon (GAppInfo *appinfo)
2188 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
2194 * g_desktop_app_info_get_categories:
2195 * @info: a #GDesktopAppInfo
2197 * Gets the categories from the desktop file.
2199 * Returns: (nullable): The unparsed Categories key from the desktop file;
2200 * i.e. no attempt is made to split it by ';' or validate it.
2203 g_desktop_app_info_get_categories (GDesktopAppInfo *info)
2205 return info->categories;
2209 * g_desktop_app_info_get_keywords:
2210 * @info: a #GDesktopAppInfo
2212 * Gets the keywords from the desktop file.
2214 * Returns: (transfer none): The value of the Keywords key
2218 const char * const *
2219 g_desktop_app_info_get_keywords (GDesktopAppInfo *info)
2221 return (const char * const *)info->keywords;
2225 * g_desktop_app_info_get_generic_name:
2226 * @info: a #GDesktopAppInfo
2228 * Gets the generic name from the desktop file.
2230 * Returns: (nullable): The value of the GenericName key
2233 g_desktop_app_info_get_generic_name (GDesktopAppInfo *info)
2235 return info->generic_name;
2239 * g_desktop_app_info_get_nodisplay:
2240 * @info: a #GDesktopAppInfo
2242 * Gets the value of the NoDisplay key, which helps determine if the
2243 * application info should be shown in menus. See
2244 * #G_KEY_FILE_DESKTOP_KEY_NO_DISPLAY and g_app_info_should_show().
2246 * Returns: The value of the NoDisplay key
2251 g_desktop_app_info_get_nodisplay (GDesktopAppInfo *info)
2253 return info->nodisplay;
2257 * g_desktop_app_info_get_show_in:
2258 * @info: a #GDesktopAppInfo
2259 * @desktop_env: (nullable): a string specifying a desktop name
2261 * Checks if the application info should be shown in menus that list available
2262 * applications for a specific name of the desktop, based on the
2263 * `OnlyShowIn` and `NotShowIn` keys.
2265 * @desktop_env should typically be given as %NULL, in which case the
2266 * `XDG_CURRENT_DESKTOP` environment variable is consulted. If you want
2267 * to override the default mechanism then you may specify @desktop_env,
2268 * but this is not recommended.
2270 * Note that g_app_info_should_show() for @info will include this check (with
2271 * %NULL for @desktop_env) as well as additional checks.
2273 * Returns: %TRUE if the @info should be shown in @desktop_env according to the
2274 * `OnlyShowIn` and `NotShowIn` keys, %FALSE
2280 g_desktop_app_info_get_show_in (GDesktopAppInfo *info,
2281 const gchar *desktop_env)
2283 const gchar *specified_envs[] = { desktop_env, NULL };
2284 const gchar * const *envs;
2287 g_return_val_if_fail (G_IS_DESKTOP_APP_INFO (info), FALSE);
2290 envs = specified_envs;
2292 envs = get_current_desktops (NULL);
2294 for (i = 0; envs[i]; i++)
2298 if (info->only_show_in)
2299 for (j = 0; info->only_show_in[j]; j++)
2300 if (g_str_equal (info->only_show_in[j], envs[i]))
2303 if (info->not_show_in)
2304 for (j = 0; info->not_show_in[j]; j++)
2305 if (g_str_equal (info->not_show_in[j], envs[i]))
2309 return info->only_show_in == NULL;
2312 /* Launching... {{{2 */
2315 expand_macro_single (char macro, const char *uri)
2318 char *result = NULL;
2322 file = g_file_new_for_uri (uri);
2328 result = g_shell_quote (uri);
2332 path = g_file_get_path (file);
2334 result = g_shell_quote (path);
2338 path = g_file_get_path (file);
2341 name = g_path_get_dirname (path);
2342 result = g_shell_quote (name);
2348 path = g_file_get_path (file);
2351 name = g_path_get_basename (path);
2352 result = g_shell_quote (name);
2358 g_object_unref (file);
2365 expand_macro_uri (char macro, const char *uri, gboolean force_file_uri, char force_file_uri_macro)
2367 char *expanded = NULL;
2369 g_return_val_if_fail (uri != NULL, NULL);
2371 if (!force_file_uri ||
2372 /* Pass URI if it contains an anchor */
2373 strchr (uri, '#') != NULL)
2375 expanded = expand_macro_single (macro, uri);
2379 expanded = expand_macro_single (force_file_uri_macro, uri);
2380 if (expanded == NULL)
2381 expanded = expand_macro_single (macro, uri);
2388 expand_macro (char macro,
2390 GDesktopAppInfo *info,
2393 GList *uris = *uri_list;
2394 char *expanded = NULL;
2395 gboolean force_file_uri;
2396 char force_file_uri_macro;
2399 g_return_if_fail (exec != NULL);
2401 /* On %u and %U, pass POSIX file path pointing to the URI via
2402 * the FUSE mount in ~/.gvfs. Note that if the FUSE daemon isn't
2403 * running or the URI doesn't have a POSIX file path via FUSE
2404 * we'll just pass the URI.
2406 force_file_uri_macro = macro;
2407 force_file_uri = FALSE;
2413 force_file_uri_macro = 'f';
2414 force_file_uri = TRUE;
2417 force_file_uri_macro = 'F';
2418 force_file_uri = TRUE;
2434 expanded = expand_macro_uri (macro, uri,
2435 force_file_uri, force_file_uri_macro);
2438 g_string_append (exec, expanded);
2453 expanded = expand_macro_uri (macro, uri,
2454 force_file_uri, force_file_uri_macro);
2457 g_string_append (exec, expanded);
2463 if (uris != NULL && expanded)
2464 g_string_append_c (exec, ' ');
2470 if (info->icon_name)
2472 g_string_append (exec, "--icon ");
2473 expanded = g_shell_quote (info->icon_name);
2474 g_string_append (exec, expanded);
2482 expanded = g_shell_quote (info->name);
2483 g_string_append (exec, expanded);
2491 expanded = g_shell_quote (info->filename);
2492 g_string_append (exec, expanded);
2497 case 'm': /* deprecated */
2501 g_string_append_c (exec, '%');
2509 expand_application_parameters (GDesktopAppInfo *info,
2510 const gchar *exec_line,
2516 GList *uri_list = *uris;
2517 const char *p = exec_line;
2518 GString *expanded_exec;
2521 if (exec_line == NULL)
2523 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_FAILED,
2524 _("Desktop file didn’t specify Exec field"));
2528 expanded_exec = g_string_new (NULL);
2532 if (p[0] == '%' && p[1] != '\0')
2534 expand_macro (p[1], expanded_exec, info, uris);
2538 g_string_append_c (expanded_exec, *p);
2543 /* No file substitutions */
2544 if (uri_list == *uris && uri_list != NULL)
2546 /* If there is no macro default to %f. This is also what KDE does */
2547 g_string_append_c (expanded_exec, ' ');
2548 expand_macro ('f', expanded_exec, info, uris);
2551 res = g_shell_parse_argv (expanded_exec->str, argc, argv, error);
2552 g_string_free (expanded_exec, TRUE);
2557 prepend_terminal_to_vector (int *argc,
2564 char **term_argv = NULL;
2569 g_return_val_if_fail (argc != NULL, FALSE);
2570 g_return_val_if_fail (argv != NULL, FALSE);
2578 /* compute size if not given */
2581 for (i = 0; the_argv[i] != NULL; i++)
2587 term_argv = g_new0 (char *, 3);
2589 check = g_find_program_in_path ("gnome-terminal");
2592 term_argv[0] = check;
2593 /* Since 2017, gnome-terminal has preferred `--` over `-x` or `-e`. */
2594 term_argv[1] = g_strdup ("--");
2599 check = g_find_program_in_path ("mate-terminal");
2601 check = g_find_program_in_path ("xfce4-terminal");
2604 term_argv[0] = check;
2605 /* Note that gnome-terminal takes -x and
2606 * as -e in gnome-terminal is broken we use that. */
2607 term_argv[1] = g_strdup ("-x");
2612 check = g_find_program_in_path ("nxterm");
2614 check = g_find_program_in_path ("color-xterm");
2616 check = g_find_program_in_path ("rxvt");
2618 check = g_find_program_in_path ("dtterm");
2621 check = g_strdup ("xterm");
2622 g_debug ("Couldn’t find a terminal: falling back to xterm");
2624 term_argv[0] = check;
2625 term_argv[1] = g_strdup ("-e");
2629 real_argc = term_argc + *argc;
2630 real_argv = g_new (char *, real_argc + 1);
2632 for (i = 0; i < term_argc; i++)
2633 real_argv[i] = term_argv[i];
2635 for (j = 0; j < *argc; j++, i++)
2636 real_argv[i] = (char *)the_argv[j];
2638 real_argv[i] = NULL;
2644 /* we use g_free here as we sucked all the inner strings
2645 * out from it into real_argv */
2650 #endif /* G_OS_WIN32 */
2654 create_files_for_uris (GList *uris)
2661 for (iter = uris; iter; iter = iter->next)
2663 GFile *file = g_file_new_for_uri ((char *)iter->data);
2664 res = g_list_prepend (res, file);
2667 return g_list_reverse (res);
2671 notify_desktop_launch (GDBusConnection *session_bus,
2672 GDesktopAppInfo *info,
2674 const char *display,
2679 GVariantBuilder uri_variant;
2680 GVariantBuilder extras_variant;
2682 const char *desktop_file_id;
2683 const char *gio_desktop_file;
2685 if (session_bus == NULL)
2688 g_variant_builder_init (&uri_variant, G_VARIANT_TYPE ("as"));
2689 for (iter = uris; iter; iter = iter->next)
2690 g_variant_builder_add (&uri_variant, "s", iter->data);
2692 g_variant_builder_init (&extras_variant, G_VARIANT_TYPE ("a{sv}"));
2693 if (sn_id != NULL && g_utf8_validate (sn_id, -1, NULL))
2694 g_variant_builder_add (&extras_variant, "{sv}",
2698 gio_desktop_file = g_getenv ("GIO_LAUNCHED_DESKTOP_FILE");
2699 if (gio_desktop_file != NULL)
2700 g_variant_builder_add (&extras_variant, "{sv}",
2701 "origin-desktop-file",
2702 g_variant_new_bytestring (gio_desktop_file));
2703 if (g_get_prgname () != NULL)
2704 g_variant_builder_add (&extras_variant, "{sv}",
2706 g_variant_new_bytestring (g_get_prgname ()));
2707 g_variant_builder_add (&extras_variant, "{sv}",
2710 (gint64)getpid ()));
2713 desktop_file_id = info->filename;
2714 else if (info->desktop_id)
2715 desktop_file_id = info->desktop_id;
2717 desktop_file_id = "";
2719 msg = g_dbus_message_new_signal ("/org/gtk/gio/DesktopAppInfo",
2720 "org.gtk.gio.DesktopAppInfo",
2722 g_dbus_message_set_body (msg, g_variant_new ("(@aysxasa{sv})",
2723 g_variant_new_bytestring (desktop_file_id),
2724 display ? display : "",
2728 g_dbus_connection_send_message (session_bus,
2732 g_object_unref (msg);
2735 #define _SPAWN_FLAGS_DEFAULT (G_SPAWN_SEARCH_PATH)
2738 g_desktop_app_info_launch_uris_with_spawn (GDesktopAppInfo *info,
2739 GDBusConnection *session_bus,
2740 const gchar *exec_line,
2742 GAppLaunchContext *launch_context,
2743 GSpawnFlags spawn_flags,
2744 GSpawnChildSetupFunc user_setup,
2745 gpointer user_setup_data,
2746 GDesktopAppLaunchCallback pid_callback,
2747 gpointer pid_callback_data,
2753 gboolean completed = FALSE;
2757 char **argv, **envp;
2760 g_return_val_if_fail (info != NULL, FALSE);
2765 envp = g_app_launch_context_get_environment (launch_context);
2767 envp = g_get_environ ();
2769 /* The GList* passed to expand_application_parameters() will be modified
2770 * internally by expand_macro(), so we need to pass a copy of it instead,
2771 * and also use that copy to control the exit condition of the loop below.
2777 GList *launched_uris;
2780 char **wrapped_argv;
2782 const gchar * const wrapper_argv[] =
2787 "-c", "export GIO_LAUNCHED_DESKTOP_FILE_PID=$$; exec \"$@\"",
2788 "sh", /* argv[0] for sh */
2791 old_uris = dup_uris;
2792 if (!expand_application_parameters (info, exec_line, &dup_uris, &argc, &argv, error))
2795 /* Get the subset of URIs we're launching with this process */
2796 launched_uris = NULL;
2797 for (iter = old_uris; iter != NULL && iter != dup_uris; iter = iter->next)
2798 launched_uris = g_list_prepend (launched_uris, iter->data);
2799 launched_uris = g_list_reverse (launched_uris);
2801 if (info->terminal && !prepend_terminal_to_vector (&argc, &argv))
2803 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_FAILED,
2804 _("Unable to find terminal required for application"));
2809 envp = g_environ_setenv (envp,
2810 "GIO_LAUNCHED_DESKTOP_FILE",
2817 GList *launched_files = create_files_for_uris (launched_uris);
2819 if (info->startup_notify)
2821 sn_id = g_app_launch_context_get_startup_notify_id (launch_context,
2825 envp = g_environ_setenv (envp, "DESKTOP_STARTUP_ID", sn_id, TRUE);
2828 g_list_free_full (launched_files, g_object_unref);
2831 /* Wrap the @argv in a command which will set the
2832 * `GIO_LAUNCHED_DESKTOP_FILE_PID` environment variable. We can’t set this
2833 * in @envp along with `GIO_LAUNCHED_DESKTOP_FILE` because we need to know
2834 * the PID of the new forked process. We can’t use setenv() between fork()
2835 * and exec() because we’d rather use posix_spawn() for speed.
2837 * `sh` should be available on all the platforms that `GDesktopAppInfo`
2838 * currently supports (since they are all POSIX). If additional platforms
2839 * need to be supported in future, it will probably have to be replaced
2840 * with a wrapper program (grep the GLib git history for
2841 * `gio-launch-desktop` for an example of this which could be
2843 wrapped_argv = g_new (char *, argc + G_N_ELEMENTS (wrapper_argv) + 1);
2845 for (i = 0; i < G_N_ELEMENTS (wrapper_argv); i++)
2846 wrapped_argv[i] = g_strdup (wrapper_argv[i]);
2847 for (i = 0; i < argc; i++)
2848 wrapped_argv[i + G_N_ELEMENTS (wrapper_argv)] = g_steal_pointer (&argv[i]);
2850 wrapped_argv[i + G_N_ELEMENTS (wrapper_argv)] = NULL;
2854 if (!g_spawn_async_with_fds (info->path,
2867 g_app_launch_context_launch_failed (launch_context, sn_id);
2870 g_list_free (launched_uris);
2875 if (pid_callback != NULL)
2876 pid_callback (info, pid, pid_callback_data);
2878 if (launch_context != NULL)
2880 GVariantBuilder builder;
2881 GVariant *platform_data;
2883 g_variant_builder_init (&builder, G_VARIANT_TYPE_ARRAY);
2884 g_variant_builder_add (&builder, "{sv}", "pid", g_variant_new_int32 (pid));
2886 g_variant_builder_add (&builder, "{sv}", "startup-notification-id", g_variant_new_string (sn_id));
2887 platform_data = g_variant_ref_sink (g_variant_builder_end (&builder));
2888 g_signal_emit_by_name (launch_context, "launched", info, platform_data);
2889 g_variant_unref (platform_data);
2892 notify_desktop_launch (session_bus,
2900 g_list_free (launched_uris);
2902 g_strfreev (wrapped_argv);
2903 wrapped_argv = NULL;
2905 while (dup_uris != NULL);
2917 object_path_from_appid (const gchar *appid)
2919 gchar *appid_path, *iter;
2921 appid_path = g_strconcat ("/", appid, NULL);
2922 for (iter = appid_path; *iter; iter++)
2935 g_desktop_app_info_make_platform_data (GDesktopAppInfo *info,
2937 GAppLaunchContext *launch_context)
2939 GVariantBuilder builder;
2941 g_variant_builder_init (&builder, G_VARIANT_TYPE_VARDICT);
2945 GList *launched_files = create_files_for_uris (uris);
2947 if (info->startup_notify)
2951 sn_id = g_app_launch_context_get_startup_notify_id (launch_context, G_APP_INFO (info), launched_files);
2953 g_variant_builder_add (&builder, "{sv}", "desktop-startup-id", g_variant_new_take_string (sn_id));
2956 g_list_free_full (launched_files, g_object_unref);
2959 return g_variant_builder_end (&builder);
2963 launch_uris_with_dbus (GDesktopAppInfo *info,
2964 GDBusConnection *session_bus,
2966 GAppLaunchContext *launch_context,
2967 GCancellable *cancellable,
2968 GAsyncReadyCallback callback,
2971 GVariantBuilder builder;
2974 g_variant_builder_init (&builder, G_VARIANT_TYPE_TUPLE);
2980 g_variant_builder_open (&builder, G_VARIANT_TYPE_STRING_ARRAY);
2981 for (iter = uris; iter; iter = iter->next)
2982 g_variant_builder_add (&builder, "s", iter->data);
2983 g_variant_builder_close (&builder);
2986 g_variant_builder_add_value (&builder, g_desktop_app_info_make_platform_data (info, uris, launch_context));
2988 object_path = object_path_from_appid (info->app_id);
2989 g_dbus_connection_call (session_bus, info->app_id, object_path, "org.freedesktop.Application",
2990 uris ? "Open" : "Activate", g_variant_builder_end (&builder),
2991 NULL, G_DBUS_CALL_FLAGS_NONE, -1,
2992 cancellable, callback, user_data);
2993 g_free (object_path);
2997 g_desktop_app_info_launch_uris_with_dbus (GDesktopAppInfo *info,
2998 GDBusConnection *session_bus,
3000 GAppLaunchContext *launch_context,
3001 GCancellable *cancellable,
3002 GAsyncReadyCallback callback,
3005 GList *ruris = uris;
3006 char *app_id = NULL;
3008 g_return_val_if_fail (info != NULL, FALSE);
3011 app_id = g_desktop_app_info_get_string (info, "X-Flatpak");
3012 if (app_id && *app_id)
3014 ruris = g_document_portal_add_documents (uris, app_id, NULL);
3020 launch_uris_with_dbus (info, session_bus, ruris, launch_context,
3021 cancellable, callback, user_data);
3024 g_list_free_full (ruris, g_free);
3032 g_desktop_app_info_launch_uris_internal (GAppInfo *appinfo,
3034 GAppLaunchContext *launch_context,
3035 GSpawnFlags spawn_flags,
3036 GSpawnChildSetupFunc user_setup,
3037 gpointer user_setup_data,
3038 GDesktopAppLaunchCallback pid_callback,
3039 gpointer pid_callback_data,
3045 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
3046 GDBusConnection *session_bus;
3047 gboolean success = TRUE;
3049 session_bus = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, NULL);
3051 if (session_bus && info->app_id)
3052 /* This is non-blocking API. Similar to launching via fork()/exec()
3053 * we don't wait around to see if the program crashed during startup.
3054 * This is what startup-notification's job is...
3056 g_desktop_app_info_launch_uris_with_dbus (info, session_bus, uris, launch_context,
3059 success = g_desktop_app_info_launch_uris_with_spawn (info, session_bus, info->exec, uris, launch_context,
3060 spawn_flags, user_setup, user_setup_data,
3061 pid_callback, pid_callback_data,
3062 stdin_fd, stdout_fd, stderr_fd, error);
3064 if (session_bus != NULL)
3066 /* This asynchronous flush holds a reference until it completes,
3067 * which ensures that the following unref won't immediately kill
3068 * the connection if we were the initial owner.
3070 g_dbus_connection_flush (session_bus, NULL, NULL, NULL);
3071 g_object_unref (session_bus);
3078 g_desktop_app_info_launch_uris (GAppInfo *appinfo,
3080 GAppLaunchContext *launch_context,
3083 return g_desktop_app_info_launch_uris_internal (appinfo, uris,
3085 _SPAWN_FLAGS_DEFAULT,
3086 NULL, NULL, NULL, NULL,
3095 GAppLaunchContext *context;
3099 launch_uris_data_free (LaunchUrisData *data)
3101 g_clear_object (&data->context);
3102 g_list_free_full (data->uris, g_free);
3107 launch_uris_with_dbus_cb (GObject *object,
3108 GAsyncResult *result,
3111 GTask *task = G_TASK (user_data);
3112 GError *error = NULL;
3114 g_dbus_connection_call_finish (G_DBUS_CONNECTION (object), result, &error);
3117 g_dbus_error_strip_remote_error (error);
3118 g_task_return_error (task, g_steal_pointer (&error));
3121 g_task_return_boolean (task, TRUE);
3123 g_object_unref (task);
3127 launch_uris_flush_cb (GObject *object,
3128 GAsyncResult *result,
3131 GTask *task = G_TASK (user_data);
3133 g_dbus_connection_flush_finish (G_DBUS_CONNECTION (object), result, NULL);
3134 g_task_return_boolean (task, TRUE);
3135 g_object_unref (task);
3139 launch_uris_bus_get_cb (GObject *object,
3140 GAsyncResult *result,
3143 GTask *task = G_TASK (user_data);
3144 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (g_task_get_source_object (task));
3145 LaunchUrisData *data = g_task_get_task_data (task);
3146 GCancellable *cancellable = g_task_get_cancellable (task);
3147 GDBusConnection *session_bus;
3148 GError *error = NULL;
3150 session_bus = g_bus_get_finish (result, NULL);
3152 if (session_bus && info->app_id)
3154 /* FIXME: The g_document_portal_add_documents() function, which is called
3155 * from the g_desktop_app_info_launch_uris_with_dbus() function, still
3156 * uses blocking calls.
3158 g_desktop_app_info_launch_uris_with_dbus (info, session_bus,
3159 data->uris, data->context,
3161 launch_uris_with_dbus_cb,
3162 g_steal_pointer (&task));
3166 /* FIXME: The D-Bus message from the notify_desktop_launch() function
3167 * can be still lost even if flush is called later. See:
3168 * https://gitlab.freedesktop.org/dbus/dbus/issues/72
3170 g_desktop_app_info_launch_uris_with_spawn (info, session_bus, info->exec,
3171 data->uris, data->context,
3172 _SPAWN_FLAGS_DEFAULT, NULL,
3173 NULL, NULL, NULL, -1, -1, -1,
3177 g_task_return_error (task, g_steal_pointer (&error));
3178 g_object_unref (task);
3181 g_dbus_connection_flush (session_bus,
3183 launch_uris_flush_cb,
3184 g_steal_pointer (&task));
3187 g_clear_object (&session_bus);
3191 g_desktop_app_info_launch_uris_async (GAppInfo *appinfo,
3193 GAppLaunchContext *context,
3194 GCancellable *cancellable,
3195 GAsyncReadyCallback callback,
3199 LaunchUrisData *data;
3201 task = g_task_new (appinfo, cancellable, callback, user_data);
3202 g_task_set_source_tag (task, g_desktop_app_info_launch_uris_async);
3204 data = g_new0 (LaunchUrisData, 1);
3205 data->uris = g_list_copy_deep (uris, (GCopyFunc) g_strdup, NULL);
3206 data->context = (context != NULL) ? g_object_ref (context) : NULL;
3207 g_task_set_task_data (task, g_steal_pointer (&data), (GDestroyNotify) launch_uris_data_free);
3209 g_bus_get (G_BUS_TYPE_SESSION, cancellable, launch_uris_bus_get_cb, task);
3213 g_desktop_app_info_launch_uris_finish (GAppInfo *appinfo,
3214 GAsyncResult *result,
3217 g_return_val_if_fail (g_task_is_valid (result, appinfo), FALSE);
3219 return g_task_propagate_boolean (G_TASK (result), error);
3223 g_desktop_app_info_supports_uris (GAppInfo *appinfo)
3225 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
3227 return info->exec &&
3228 ((strstr (info->exec, "%u") != NULL) ||
3229 (strstr (info->exec, "%U") != NULL));
3233 g_desktop_app_info_supports_files (GAppInfo *appinfo)
3235 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
3237 return info->exec &&
3238 ((strstr (info->exec, "%f") != NULL) ||
3239 (strstr (info->exec, "%F") != NULL));
3243 g_desktop_app_info_launch (GAppInfo *appinfo,
3245 GAppLaunchContext *launch_context,
3255 uri = g_file_get_uri (files->data);
3256 uris = g_list_prepend (uris, uri);
3257 files = files->next;
3260 uris = g_list_reverse (uris);
3262 res = g_desktop_app_info_launch_uris (appinfo, uris, launch_context, error);
3264 g_list_free_full (uris, g_free);
3270 * g_desktop_app_info_launch_uris_as_manager_with_fds:
3271 * @appinfo: a #GDesktopAppInfo
3272 * @uris: (element-type utf8): List of URIs
3273 * @launch_context: (nullable): a #GAppLaunchContext
3274 * @spawn_flags: #GSpawnFlags, used for each process
3275 * @user_setup: (scope async) (nullable): a #GSpawnChildSetupFunc, used once
3277 * @user_setup_data: (closure user_setup) (nullable): User data for @user_setup
3278 * @pid_callback: (scope call) (nullable): Callback for child processes
3279 * @pid_callback_data: (closure pid_callback) (nullable): User data for @callback
3280 * @stdin_fd: file descriptor to use for child's stdin, or -1
3281 * @stdout_fd: file descriptor to use for child's stdout, or -1
3282 * @stderr_fd: file descriptor to use for child's stderr, or -1
3283 * @error: return location for a #GError, or %NULL
3285 * Equivalent to g_desktop_app_info_launch_uris_as_manager() but allows
3286 * you to pass in file descriptors for the stdin, stdout and stderr streams
3287 * of the launched process.
3289 * If application launching occurs via some non-spawn mechanism (e.g. D-Bus
3290 * activation) then @stdin_fd, @stdout_fd and @stderr_fd are ignored.
3292 * Returns: %TRUE on successful launch, %FALSE otherwise.
3297 g_desktop_app_info_launch_uris_as_manager_with_fds (GDesktopAppInfo *appinfo,
3299 GAppLaunchContext *launch_context,
3300 GSpawnFlags spawn_flags,
3301 GSpawnChildSetupFunc user_setup,
3302 gpointer user_setup_data,
3303 GDesktopAppLaunchCallback pid_callback,
3304 gpointer pid_callback_data,
3310 return g_desktop_app_info_launch_uris_internal ((GAppInfo*)appinfo,
3325 * g_desktop_app_info_launch_uris_as_manager:
3326 * @appinfo: a #GDesktopAppInfo
3327 * @uris: (element-type utf8): List of URIs
3328 * @launch_context: (nullable): a #GAppLaunchContext
3329 * @spawn_flags: #GSpawnFlags, used for each process
3330 * @user_setup: (scope async) (nullable): a #GSpawnChildSetupFunc, used once
3332 * @user_setup_data: (closure user_setup) (nullable): User data for @user_setup
3333 * @pid_callback: (scope call) (nullable): Callback for child processes
3334 * @pid_callback_data: (closure pid_callback) (nullable): User data for @callback
3335 * @error: return location for a #GError, or %NULL
3337 * This function performs the equivalent of g_app_info_launch_uris(),
3338 * but is intended primarily for operating system components that
3339 * launch applications. Ordinary applications should use
3340 * g_app_info_launch_uris().
3342 * If the application is launched via GSpawn, then @spawn_flags, @user_setup
3343 * and @user_setup_data are used for the call to g_spawn_async().
3344 * Additionally, @pid_callback (with @pid_callback_data) will be called to
3345 * inform about the PID of the created process. See g_spawn_async_with_pipes()
3346 * for information on certain parameter conditions that can enable an
3347 * optimized posix_spawn() codepath to be used.
3349 * If application launching occurs via some other mechanism (eg: D-Bus
3350 * activation) then @spawn_flags, @user_setup, @user_setup_data,
3351 * @pid_callback and @pid_callback_data are ignored.
3353 * Returns: %TRUE on successful launch, %FALSE otherwise.
3356 g_desktop_app_info_launch_uris_as_manager (GDesktopAppInfo *appinfo,
3358 GAppLaunchContext *launch_context,
3359 GSpawnFlags spawn_flags,
3360 GSpawnChildSetupFunc user_setup,
3361 gpointer user_setup_data,
3362 GDesktopAppLaunchCallback pid_callback,
3363 gpointer pid_callback_data,
3366 return g_desktop_app_info_launch_uris_as_manager_with_fds (appinfo,
3378 /* OnlyShowIn API support {{{2 */
3381 * g_desktop_app_info_set_desktop_env:
3382 * @desktop_env: a string specifying what desktop this is
3384 * Sets the name of the desktop that the application is running in.
3385 * This is used by g_app_info_should_show() and
3386 * g_desktop_app_info_get_show_in() to evaluate the
3387 * `OnlyShowIn` and `NotShowIn`
3388 * desktop entry fields.
3390 * Should be called only once; subsequent calls are ignored.
3392 * Deprecated:2.42:do not use this API. Since 2.42 the value of the
3393 * `XDG_CURRENT_DESKTOP` environment variable will be used.
3396 g_desktop_app_info_set_desktop_env (const gchar *desktop_env)
3398 get_current_desktops (desktop_env);
3402 g_desktop_app_info_should_show (GAppInfo *appinfo)
3404 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
3406 if (info->nodisplay)
3409 return g_desktop_app_info_get_show_in (info, NULL);
3412 /* mime types/default apps support {{{2 */
3421 ensure_dir (DirType type,
3424 char *path, *display_name;
3430 path = g_build_filename (g_get_user_config_dir (), NULL);
3434 path = g_build_filename (g_get_user_data_dir (), "applications", NULL);
3438 path = g_build_filename (g_get_user_data_dir (), "mime", "packages", NULL);
3442 g_assert_not_reached ();
3445 g_debug ("%s: Ensuring %s", G_STRFUNC, path);
3448 if (g_mkdir_with_parents (path, 0700) == 0)
3452 display_name = g_filename_display_name (path);
3453 if (type == APP_DIR)
3454 g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errsv),
3455 _("Can’t create user application configuration folder %s: %s"),
3456 display_name, g_strerror (errsv));
3458 g_set_error (error, G_IO_ERROR, g_io_error_from_errno (errsv),
3459 _("Can’t create user MIME configuration folder %s: %s"),
3460 display_name, g_strerror (errsv));
3462 g_free (display_name);
3469 update_mimeapps_list (const char *desktop_id,
3470 const char *content_type,
3471 UpdateMimeFlags flags,
3474 char *dirname, *filename, *string;
3476 gboolean load_succeeded, res;
3477 char **old_list, **list;
3478 gsize length, data_size;
3481 char **content_types;
3483 /* Don't add both at start and end */
3484 g_assert (!((flags & UPDATE_MIME_SET_DEFAULT) &&
3485 (flags & UPDATE_MIME_SET_NON_DEFAULT)));
3487 dirname = ensure_dir (CONF_DIR, error);
3491 filename = g_build_filename (dirname, "mimeapps.list", NULL);
3494 key_file = g_key_file_new ();
3495 load_succeeded = g_key_file_load_from_file (key_file, filename, G_KEY_FILE_NONE, NULL);
3496 if (!load_succeeded ||
3497 (!g_key_file_has_group (key_file, ADDED_ASSOCIATIONS_GROUP) &&
3498 !g_key_file_has_group (key_file, REMOVED_ASSOCIATIONS_GROUP) &&
3499 !g_key_file_has_group (key_file, DEFAULT_APPLICATIONS_GROUP)))
3501 g_key_file_free (key_file);
3502 key_file = g_key_file_new ();
3507 content_types = g_new (char *, 2);
3508 content_types[0] = g_strdup (content_type);
3509 content_types[1] = NULL;
3513 content_types = g_key_file_get_keys (key_file, DEFAULT_APPLICATIONS_GROUP, NULL, NULL);
3516 for (k = 0; content_types && content_types[k]; k++)
3518 /* set as default, if requested so */
3519 string = g_key_file_get_string (key_file,
3520 DEFAULT_APPLICATIONS_GROUP,
3524 if (g_strcmp0 (string, desktop_id) != 0 &&
3525 (flags & UPDATE_MIME_SET_DEFAULT))
3528 string = g_strdup (desktop_id);
3530 /* add in the non-default list too, if it's not already there */
3531 flags |= UPDATE_MIME_SET_NON_DEFAULT;
3534 if (string == NULL || desktop_id == NULL)
3535 g_key_file_remove_key (key_file,
3536 DEFAULT_APPLICATIONS_GROUP,
3540 g_key_file_set_string (key_file,
3541 DEFAULT_APPLICATIONS_GROUP,
3550 /* reuse the list from above */
3554 g_strfreev (content_types);
3555 content_types = g_key_file_get_keys (key_file, ADDED_ASSOCIATIONS_GROUP, NULL, NULL);
3558 for (k = 0; content_types && content_types[k]; k++)
3560 /* Add to the right place in the list */
3563 old_list = g_key_file_get_string_list (key_file, ADDED_ASSOCIATIONS_GROUP,
3564 content_types[k], &length, NULL);
3566 list = g_new (char *, 1 + length + 1);
3570 /* if we're adding a last-used hint, just put the application in front of the list */
3571 if (flags & UPDATE_MIME_SET_LAST_USED)
3573 /* avoid adding this again as non-default later */
3574 if (flags & UPDATE_MIME_SET_NON_DEFAULT)
3575 flags ^= UPDATE_MIME_SET_NON_DEFAULT;
3577 list[i++] = g_strdup (desktop_id);
3582 for (j = 0; old_list[j] != NULL; j++)
3584 if (g_strcmp0 (old_list[j], desktop_id) != 0)
3586 /* rewrite other entries if they're different from the new one */
3587 list[i++] = g_strdup (old_list[j]);
3589 else if (flags & UPDATE_MIME_SET_NON_DEFAULT)
3591 /* we encountered an old entry which is equal to the one we're adding as non-default,
3592 * don't change its position in the list.
3594 flags ^= UPDATE_MIME_SET_NON_DEFAULT;
3595 list[i++] = g_strdup (old_list[j]);
3600 /* add it at the end of the list */
3601 if (flags & UPDATE_MIME_SET_NON_DEFAULT)
3602 list[i++] = g_strdup (desktop_id);
3606 g_strfreev (old_list);
3608 if (list[0] == NULL || desktop_id == NULL)
3609 g_key_file_remove_key (key_file,
3610 ADDED_ASSOCIATIONS_GROUP,
3614 g_key_file_set_string_list (key_file,
3615 ADDED_ASSOCIATIONS_GROUP,
3617 (const char * const *)list, i);
3624 /* reuse the list from above */
3628 g_strfreev (content_types);
3629 content_types = g_key_file_get_keys (key_file, REMOVED_ASSOCIATIONS_GROUP, NULL, NULL);
3632 for (k = 0; content_types && content_types[k]; k++)
3634 /* Remove from removed associations group (unless remove) */
3637 old_list = g_key_file_get_string_list (key_file, REMOVED_ASSOCIATIONS_GROUP,
3638 content_types[k], &length, NULL);
3640 list = g_new (char *, 1 + length + 1);
3643 if (flags & UPDATE_MIME_REMOVE)
3644 list[i++] = g_strdup (desktop_id);
3647 for (j = 0; old_list[j] != NULL; j++)
3649 if (g_strcmp0 (old_list[j], desktop_id) != 0)
3650 list[i++] = g_strdup (old_list[j]);
3655 g_strfreev (old_list);
3657 if (list[0] == NULL || desktop_id == NULL)
3658 g_key_file_remove_key (key_file,
3659 REMOVED_ASSOCIATIONS_GROUP,
3663 g_key_file_set_string_list (key_file,
3664 REMOVED_ASSOCIATIONS_GROUP,
3666 (const char * const *)list, i);
3671 g_strfreev (content_types);
3673 data = g_key_file_to_data (key_file, &data_size, error);
3674 g_key_file_free (key_file);
3676 res = g_file_set_contents_full (filename, data, data_size,
3677 G_FILE_SET_CONTENTS_CONSISTENT | G_FILE_SET_CONTENTS_ONLY_EXISTING,
3680 desktop_file_dirs_invalidate_user_config ();
3689 g_desktop_app_info_set_as_last_used_for_type (GAppInfo *appinfo,
3690 const char *content_type,
3693 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
3695 if (!g_desktop_app_info_ensure_saved (info, error))
3698 if (!info->desktop_id)
3700 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_FAILED,
3701 _("Application information lacks an identifier"));
3705 /* both add support for the content type and set as last used */
3706 return update_mimeapps_list (info->desktop_id, content_type,
3707 UPDATE_MIME_SET_NON_DEFAULT |
3708 UPDATE_MIME_SET_LAST_USED,
3713 g_desktop_app_info_set_as_default_for_type (GAppInfo *appinfo,
3714 const char *content_type,
3717 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
3719 if (!g_desktop_app_info_ensure_saved (info, error))
3722 if (!info->desktop_id)
3724 g_set_error_literal (error, G_IO_ERROR, G_IO_ERROR_FAILED,
3725 _("Application information lacks an identifier"));
3729 return update_mimeapps_list (info->desktop_id, content_type,
3730 UPDATE_MIME_SET_DEFAULT,
3735 update_program_done (GPid pid,
3739 /* Did the application exit correctly */
3740 if (g_spawn_check_exit_status (status, NULL))
3742 /* Here we could clean out any caches in use */
3747 run_update_command (char *command,
3756 GError *error = NULL;
3759 argv[1] = g_build_filename (g_get_user_data_dir (), subdir, NULL);
3761 if (g_spawn_async ("/", argv,
3763 G_SPAWN_SEARCH_PATH |
3764 G_SPAWN_STDOUT_TO_DEV_NULL |
3765 G_SPAWN_STDERR_TO_DEV_NULL |
3766 G_SPAWN_DO_NOT_REAP_CHILD,
3767 NULL, NULL, /* No setup function */
3770 g_child_watch_add (pid, update_program_done, NULL);
3773 /* If we get an error at this point, it's quite likely the user doesn't
3774 * have an installed copy of either 'update-mime-database' or
3775 * 'update-desktop-database'. I don't think we want to popup an error
3776 * dialog at this point, so we just do a g_warning to give the user a
3777 * chance of debugging it.
3779 g_warning ("%s", error->message);
3780 g_error_free (error);
3787 g_desktop_app_info_set_as_default_for_extension (GAppInfo *appinfo,
3788 const char *extension,
3791 char *filename, *basename, *mimetype;
3795 if (!g_desktop_app_info_ensure_saved (G_DESKTOP_APP_INFO (appinfo), error))
3798 dirname = ensure_dir (MIMETYPE_DIR, error);
3802 basename = g_strdup_printf ("user-extension-%s.xml", extension);
3803 filename = g_build_filename (dirname, basename, NULL);
3807 mimetype = g_strdup_printf ("application/x-extension-%s", extension);
3809 if (!g_file_test (filename, G_FILE_TEST_EXISTS))
3814 g_strdup_printf ("<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n"
3815 "<mime-info xmlns=\"http://www.freedesktop.org/standards/shared-mime-info\">\n"
3816 " <mime-type type=\"%s\">\n"
3817 " <comment>%s document</comment>\n"
3818 " <glob pattern=\"*.%s\"/>\n"
3820 "</mime-info>\n", mimetype, extension, extension);
3822 g_file_set_contents_full (filename, contents, -1,
3823 G_FILE_SET_CONTENTS_CONSISTENT | G_FILE_SET_CONTENTS_ONLY_EXISTING,
3827 run_update_command ("update-mime-database", "mime");
3831 res = g_desktop_app_info_set_as_default_for_type (appinfo,
3841 g_desktop_app_info_add_supports_type (GAppInfo *appinfo,
3842 const char *content_type,
3845 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
3847 if (!g_desktop_app_info_ensure_saved (G_DESKTOP_APP_INFO (info), error))
3850 return update_mimeapps_list (info->desktop_id, content_type,
3851 UPDATE_MIME_SET_NON_DEFAULT,
3856 g_desktop_app_info_can_remove_supports_type (GAppInfo *appinfo)
3862 g_desktop_app_info_remove_supports_type (GAppInfo *appinfo,
3863 const char *content_type,
3866 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
3868 if (!g_desktop_app_info_ensure_saved (G_DESKTOP_APP_INFO (info), error))
3871 return update_mimeapps_list (info->desktop_id, content_type,
3876 static const char **
3877 g_desktop_app_info_get_supported_types (GAppInfo *appinfo)
3879 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
3881 return (const char**) info->mime_types;
3884 /* Saving and deleting {{{2 */
3887 g_desktop_app_info_ensure_saved (GDesktopAppInfo *info,
3893 char *data, *desktop_id;
3898 if (info->filename != NULL)
3901 /* This is only used for object created with
3902 * g_app_info_create_from_commandline. All other
3903 * object should have a filename
3906 dirname = ensure_dir (APP_DIR, error);
3910 key_file = g_key_file_new ();
3912 g_key_file_set_string (key_file, G_KEY_FILE_DESKTOP_GROUP,
3913 "Encoding", "UTF-8");
3914 g_key_file_set_string (key_file, G_KEY_FILE_DESKTOP_GROUP,
3915 G_KEY_FILE_DESKTOP_KEY_VERSION, "1.0");
3916 g_key_file_set_string (key_file, G_KEY_FILE_DESKTOP_GROUP,
3917 G_KEY_FILE_DESKTOP_KEY_TYPE,
3918 G_KEY_FILE_DESKTOP_TYPE_APPLICATION);
3920 g_key_file_set_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP,
3921 G_KEY_FILE_DESKTOP_KEY_TERMINAL, TRUE);
3922 if (info->nodisplay)
3923 g_key_file_set_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP,
3924 G_KEY_FILE_DESKTOP_KEY_NO_DISPLAY, TRUE);
3926 g_key_file_set_string (key_file, G_KEY_FILE_DESKTOP_GROUP,
3927 G_KEY_FILE_DESKTOP_KEY_EXEC, info->exec);
3929 g_key_file_set_string (key_file, G_KEY_FILE_DESKTOP_GROUP,
3930 G_KEY_FILE_DESKTOP_KEY_NAME, info->name);
3932 if (info->generic_name != NULL)
3933 g_key_file_set_string (key_file, G_KEY_FILE_DESKTOP_GROUP,
3934 GENERIC_NAME_KEY, info->generic_name);
3936 if (info->fullname != NULL)
3937 g_key_file_set_string (key_file, G_KEY_FILE_DESKTOP_GROUP,
3938 FULL_NAME_KEY, info->fullname);
3940 g_key_file_set_string (key_file, G_KEY_FILE_DESKTOP_GROUP,
3941 G_KEY_FILE_DESKTOP_KEY_COMMENT, info->comment);
3943 g_key_file_set_boolean (key_file, G_KEY_FILE_DESKTOP_GROUP,
3944 G_KEY_FILE_DESKTOP_KEY_NO_DISPLAY, TRUE);
3946 data = g_key_file_to_data (key_file, &data_size, NULL);
3947 g_key_file_free (key_file);
3949 desktop_id = g_strdup_printf ("userapp-%s-XXXXXX.desktop", info->name);
3950 filename = g_build_filename (dirname, desktop_id, NULL);
3951 g_free (desktop_id);
3954 fd = g_mkstemp (filename);
3959 display_name = g_filename_display_name (filename);
3960 g_set_error (error, G_IO_ERROR, G_IO_ERROR_FAILED,
3961 _("Can’t create user desktop file %s"), display_name);
3962 g_free (display_name);
3968 desktop_id = g_path_get_basename (filename);
3970 /* FIXME - actually handle error */
3971 (void) g_close (fd, NULL);
3973 res = g_file_set_contents_full (filename, data, data_size,
3974 G_FILE_SET_CONTENTS_CONSISTENT | G_FILE_SET_CONTENTS_ONLY_EXISTING,
3979 g_free (desktop_id);
3984 info->filename = filename;
3985 info->desktop_id = desktop_id;
3987 run_update_command ("update-desktop-database", "applications");
3989 /* We just dropped a file in the user's desktop file directory. Save
3990 * the monitor the bother of having to notice it and invalidate
3993 * This means that calls directly following this will be able to see
3994 * the results immediately.
3996 desktop_file_dirs_invalidate_user_data ();
4002 g_desktop_app_info_can_delete (GAppInfo *appinfo)
4004 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
4008 if (strstr (info->filename, "/userapp-"))
4009 return g_access (info->filename, W_OK) == 0;
4016 g_desktop_app_info_delete (GAppInfo *appinfo)
4018 GDesktopAppInfo *info = G_DESKTOP_APP_INFO (appinfo);
4022 if (g_remove (info->filename) == 0)
4024 update_mimeapps_list (info->desktop_id, NULL,
4028 g_free (info->filename);
4029 info->filename = NULL;
4030 g_free (info->desktop_id);
4031 info->desktop_id = NULL;
4040 /* Create for commandline {{{2 */
4042 * g_app_info_create_from_commandline:
4043 * @commandline: (type filename): the commandline to use
4044 * @application_name: (nullable): the application name, or %NULL to use @commandline
4045 * @flags: flags that can specify details of the created #GAppInfo
4046 * @error: a #GError location to store the error occurring, %NULL to ignore.
4048 * Creates a new #GAppInfo from the given information.
4050 * Note that for @commandline, the quoting rules of the Exec key of the
4051 * [freedesktop.org Desktop Entry Specification](http://freedesktop.org/Standards/desktop-entry-spec)
4052 * are applied. For example, if the @commandline contains
4053 * percent-encoded URIs, the percent-character must be doubled in order to prevent it from
4054 * being swallowed by Exec key unquoting. See the specification for exact quoting rules.
4056 * Returns: (transfer full): new #GAppInfo for given command.
4059 g_app_info_create_from_commandline (const char *commandline,
4060 const char *application_name,
4061 GAppInfoCreateFlags flags,
4066 GDesktopAppInfo *info;
4068 g_return_val_if_fail (commandline, NULL);
4070 info = g_object_new (G_TYPE_DESKTOP_APP_INFO, NULL);
4072 info->filename = NULL;
4073 info->desktop_id = NULL;
4075 info->terminal = (flags & G_APP_INFO_CREATE_NEEDS_TERMINAL) != 0;
4076 info->startup_notify = (flags & G_APP_INFO_CREATE_SUPPORTS_STARTUP_NOTIFICATION) != 0;
4077 info->hidden = FALSE;
4078 if ((flags & G_APP_INFO_CREATE_SUPPORTS_URIS) != 0)
4079 info->exec = g_strconcat (commandline, " %u", NULL);
4081 info->exec = g_strconcat (commandline, " %f", NULL);
4082 info->nodisplay = TRUE;
4083 info->binary = binary_from_exec (info->exec);
4085 if (application_name)
4086 info->name = g_strdup (application_name);
4089 /* FIXME: this should be more robust. Maybe g_shell_parse_argv and use argv[0] */
4090 split = g_strsplit (commandline, " ", 2);
4091 basename = split[0] ? g_path_get_basename (split[0]) : NULL;
4093 info->name = basename;
4094 if (info->name == NULL)
4095 info->name = g_strdup ("custom");
4097 info->comment = g_strdup_printf (_("Custom definition for %s"), info->name);
4099 return G_APP_INFO (info);
4102 /* GAppInfo interface init */
4105 g_desktop_app_info_iface_init (GAppInfoIface *iface)
4107 iface->dup = g_desktop_app_info_dup;
4108 iface->equal = g_desktop_app_info_equal;
4109 iface->get_id = g_desktop_app_info_get_id;
4110 iface->get_name = g_desktop_app_info_get_name;
4111 iface->get_description = g_desktop_app_info_get_description;
4112 iface->get_executable = g_desktop_app_info_get_executable;
4113 iface->get_icon = g_desktop_app_info_get_icon;
4114 iface->launch = g_desktop_app_info_launch;
4115 iface->supports_uris = g_desktop_app_info_supports_uris;
4116 iface->supports_files = g_desktop_app_info_supports_files;
4117 iface->launch_uris = g_desktop_app_info_launch_uris;
4118 iface->launch_uris_async = g_desktop_app_info_launch_uris_async;
4119 iface->launch_uris_finish = g_desktop_app_info_launch_uris_finish;
4120 iface->should_show = g_desktop_app_info_should_show;
4121 iface->set_as_default_for_type = g_desktop_app_info_set_as_default_for_type;
4122 iface->set_as_default_for_extension = g_desktop_app_info_set_as_default_for_extension;
4123 iface->add_supports_type = g_desktop_app_info_add_supports_type;
4124 iface->can_remove_supports_type = g_desktop_app_info_can_remove_supports_type;
4125 iface->remove_supports_type = g_desktop_app_info_remove_supports_type;
4126 iface->can_delete = g_desktop_app_info_can_delete;
4127 iface->do_delete = g_desktop_app_info_delete;
4128 iface->get_commandline = g_desktop_app_info_get_commandline;
4129 iface->get_display_name = g_desktop_app_info_get_display_name;
4130 iface->set_as_last_used_for_type = g_desktop_app_info_set_as_last_used_for_type;
4131 iface->get_supported_types = g_desktop_app_info_get_supported_types;
4134 /* Recommended applications {{{2 */
4136 /* Converts content_type into a list of itself with all of its parent
4137 * types (if include_fallback is enabled) or just returns a single-item
4138 * list with the unaliased content type.
4141 get_list_of_mimetypes (const gchar *content_type,
4142 gboolean include_fallback)
4147 array = g_ptr_array_new ();
4148 unaliased = _g_unix_content_type_unalias (content_type);
4149 g_ptr_array_add (array, unaliased);
4151 if (include_fallback)
4155 /* Iterate the array as we grow it, until we have nothing more to add */
4156 for (i = 0; i < array->len; i++)
4158 gchar **parents = _g_unix_content_type_get_parents (g_ptr_array_index (array, i));
4161 for (j = 0; parents[j]; j++)
4162 /* Don't add duplicates */
4163 if (!array_contains (array, parents[j]))
4164 g_ptr_array_add (array, parents[j]);
4166 g_free (parents[j]);
4168 /* We already stole or freed each element. Free the container. */
4173 g_ptr_array_add (array, NULL);
4175 return (gchar **) g_ptr_array_free (array, FALSE);
4179 g_desktop_app_info_get_desktop_ids_for_content_type (const gchar *content_type,
4180 gboolean include_fallback)
4182 GPtrArray *hits, *blocklist;
4186 hits = g_ptr_array_new ();
4187 blocklist = g_ptr_array_new ();
4189 types = get_list_of_mimetypes (content_type, include_fallback);
4191 desktop_file_dirs_lock ();
4193 for (i = 0; types[i]; i++)
4194 for (j = 0; j < desktop_file_dirs->len; j++)
4195 desktop_file_dir_mime_lookup (g_ptr_array_index (desktop_file_dirs, j), types[i], hits, blocklist);
4197 /* We will keep the hits past unlocking, so we must dup them */
4198 for (i = 0; i < hits->len; i++)
4199 hits->pdata[i] = g_strdup (hits->pdata[i]);
4201 desktop_file_dirs_unlock ();
4203 g_ptr_array_add (hits, NULL);
4205 g_ptr_array_free (blocklist, TRUE);
4208 return (gchar **) g_ptr_array_free (hits, FALSE);
4212 * g_app_info_get_recommended_for_type:
4213 * @content_type: the content type to find a #GAppInfo for
4215 * Gets a list of recommended #GAppInfos for a given content type, i.e.
4216 * those applications which claim to support the given content type exactly,
4217 * and not by MIME type subclassing.
4218 * Note that the first application of the list is the last used one, i.e.
4219 * the last one for which g_app_info_set_as_last_used_for_type() has been
4222 * Returns: (element-type GAppInfo) (transfer full): #GList of #GAppInfos
4223 * for given @content_type or %NULL on error.
4228 g_app_info_get_recommended_for_type (const gchar *content_type)
4230 gchar **desktop_ids;
4234 g_return_val_if_fail (content_type != NULL, NULL);
4236 desktop_ids = g_desktop_app_info_get_desktop_ids_for_content_type (content_type, FALSE);
4239 for (i = 0; desktop_ids[i]; i++)
4241 GDesktopAppInfo *info;
4243 info = g_desktop_app_info_new (desktop_ids[i]);
4245 infos = g_list_prepend (infos, info);
4248 g_strfreev (desktop_ids);
4250 return g_list_reverse (infos);
4254 * g_app_info_get_fallback_for_type:
4255 * @content_type: the content type to find a #GAppInfo for
4257 * Gets a list of fallback #GAppInfos for a given content type, i.e.
4258 * those applications which claim to support the given content type
4259 * by MIME type subclassing and not directly.
4261 * Returns: (element-type GAppInfo) (transfer full): #GList of #GAppInfos
4262 * for given @content_type or %NULL on error.
4267 g_app_info_get_fallback_for_type (const gchar *content_type)
4269 gchar **recommended_ids;
4274 g_return_val_if_fail (content_type != NULL, NULL);
4276 recommended_ids = g_desktop_app_info_get_desktop_ids_for_content_type (content_type, FALSE);
4277 all_ids = g_desktop_app_info_get_desktop_ids_for_content_type (content_type, TRUE);
4280 for (i = 0; all_ids[i]; i++)
4282 GDesktopAppInfo *info;
4285 /* Don't return the ones on the recommended list */
4286 for (j = 0; recommended_ids[j]; j++)
4287 if (g_str_equal (all_ids[i], recommended_ids[j]))
4290 if (recommended_ids[j])
4293 info = g_desktop_app_info_new (all_ids[i]);
4296 infos = g_list_prepend (infos, info);
4299 g_strfreev (recommended_ids);
4300 g_strfreev (all_ids);
4302 return g_list_reverse (infos);
4306 * g_app_info_get_all_for_type:
4307 * @content_type: the content type to find a #GAppInfo for
4309 * Gets a list of all #GAppInfos for a given content type,
4310 * including the recommended and fallback #GAppInfos. See
4311 * g_app_info_get_recommended_for_type() and
4312 * g_app_info_get_fallback_for_type().
4314 * Returns: (element-type GAppInfo) (transfer full): #GList of #GAppInfos
4315 * for given @content_type or %NULL on error.
4318 g_app_info_get_all_for_type (const char *content_type)
4320 gchar **desktop_ids;
4324 g_return_val_if_fail (content_type != NULL, NULL);
4326 desktop_ids = g_desktop_app_info_get_desktop_ids_for_content_type (content_type, TRUE);
4329 for (i = 0; desktop_ids[i]; i++)
4331 GDesktopAppInfo *info;
4333 info = g_desktop_app_info_new (desktop_ids[i]);
4335 infos = g_list_prepend (infos, info);
4338 g_strfreev (desktop_ids);
4340 return g_list_reverse (infos);
4344 * g_app_info_reset_type_associations:
4345 * @content_type: a content type
4347 * Removes all changes to the type associations done by
4348 * g_app_info_set_as_default_for_type(),
4349 * g_app_info_set_as_default_for_extension(),
4350 * g_app_info_add_supports_type() or
4351 * g_app_info_remove_supports_type().
4356 g_app_info_reset_type_associations (const char *content_type)
4358 update_mimeapps_list (NULL, content_type,
4364 * g_app_info_get_default_for_type:
4365 * @content_type: the content type to find a #GAppInfo for
4366 * @must_support_uris: if %TRUE, the #GAppInfo is expected to
4369 * Gets the default #GAppInfo for a given content type.
4371 * Returns: (transfer full) (nullable): #GAppInfo for given @content_type or
4375 g_app_info_get_default_for_type (const char *content_type,
4376 gboolean must_support_uris)
4378 GPtrArray *blocklist;
4384 g_return_val_if_fail (content_type != NULL, NULL);
4386 types = get_list_of_mimetypes (content_type, TRUE);
4388 blocklist = g_ptr_array_new ();
4389 results = g_ptr_array_new ();
4392 desktop_file_dirs_lock ();
4394 for (i = 0; types[i]; i++)
4396 /* Collect all the default apps for this type */
4397 for (j = 0; j < desktop_file_dirs->len; j++)
4398 desktop_file_dir_default_lookup (g_ptr_array_index (desktop_file_dirs, j), types[i], results);
4400 /* Consider the associations as well... */
4401 for (j = 0; j < desktop_file_dirs->len; j++)
4402 desktop_file_dir_mime_lookup (g_ptr_array_index (desktop_file_dirs, j), types[i], results, blocklist);
4404 /* (If any), see if one of those apps is installed... */
4405 for (j = 0; j < results->len; j++)
4407 const gchar *desktop_id = g_ptr_array_index (results, j);
4409 for (k = 0; k < desktop_file_dirs->len; k++)
4411 info = (GAppInfo *) desktop_file_dir_get_app (g_ptr_array_index (desktop_file_dirs, k), desktop_id);
4415 if (!must_support_uris || g_app_info_supports_uris (info))
4418 g_clear_object (&info);
4423 /* Reset the list, ready to try again with the next (parent)
4424 * mimetype, but keep the blocklist in place.
4426 g_ptr_array_set_size (results, 0);
4430 desktop_file_dirs_unlock ();
4432 g_ptr_array_unref (blocklist);
4433 g_ptr_array_unref (results);
4440 * g_app_info_get_default_for_uri_scheme:
4441 * @uri_scheme: a string containing a URI scheme.
4443 * Gets the default application for handling URIs with
4444 * the given URI scheme. A URI scheme is the initial part
4445 * of the URI, up to but not including the ':', e.g. "http",
4448 * Returns: (transfer full) (nullable): #GAppInfo for given @uri_scheme or
4452 g_app_info_get_default_for_uri_scheme (const char *uri_scheme)
4455 char *content_type, *scheme_down;
4457 scheme_down = g_ascii_strdown (uri_scheme, -1);
4458 content_type = g_strdup_printf ("x-scheme-handler/%s", scheme_down);
4459 g_free (scheme_down);
4460 app_info = g_app_info_get_default_for_type (content_type, FALSE);
4461 g_free (content_type);
4466 /* "Get all" API {{{2 */
4469 * g_desktop_app_info_get_implementations:
4470 * @interface: the name of the interface
4472 * Gets all applications that implement @interface.
4474 * An application implements an interface if that interface is listed in
4475 * the Implements= line of the desktop file of the application.
4477 * Returns: (element-type GDesktopAppInfo) (transfer full): a list of #GDesktopAppInfo
4483 g_desktop_app_info_get_implementations (const gchar *interface)
4485 GList *result = NULL;
4489 desktop_file_dirs_lock ();
4491 for (i = 0; i < desktop_file_dirs->len; i++)
4492 desktop_file_dir_get_implementations (g_ptr_array_index (desktop_file_dirs, i), &result, interface);
4494 desktop_file_dirs_unlock ();
4499 gchar *name = (*ptr)->data;
4500 GDesktopAppInfo *app;
4502 app = g_desktop_app_info_new (name);
4508 ptr = &(*ptr)->next;
4511 *ptr = g_list_delete_link (*ptr, *ptr);
4518 * g_desktop_app_info_search:
4519 * @search_string: the search string to use
4521 * Searches desktop files for ones that match @search_string.
4523 * The return value is an array of strvs. Each strv contains a list of
4524 * applications that matched @search_string with an equal score. The
4525 * outer list is sorted by score so that the first strv contains the
4526 * best-matching applications, and so on.
4527 * The algorithm for determining matches is undefined and may change at
4530 * None of the search results are subjected to the normal validation
4531 * checks performed by g_desktop_app_info_new() (for example, checking that
4532 * the executable referenced by a result exists), and so it is possible for
4533 * g_desktop_app_info_new() to return %NULL when passed an app ID returned by
4534 * this function. It is expected that calling code will do this when
4535 * subsequently creating a #GDesktopAppInfo for each result.
4537 * Returns: (array zero-terminated=1) (element-type GStrv) (transfer full): a
4538 * list of strvs. Free each item with g_strfreev() and free the outer
4539 * list with g_free().
4542 g_desktop_app_info_search (const gchar *search_string)
4544 gchar **search_tokens;
4545 gint last_category = -1;
4547 gint n_categories = 0;
4548 gint start_of_category;
4551 search_tokens = g_str_tokenize_and_fold (search_string, NULL, NULL);
4553 desktop_file_dirs_lock ();
4555 reset_total_search_results ();
4557 for (i = 0; i < desktop_file_dirs->len; i++)
4559 for (j = 0; search_tokens[j]; j++)
4561 desktop_file_dir_search (g_ptr_array_index (desktop_file_dirs, i), search_tokens[j]);
4562 merge_token_results (j == 0);
4564 merge_directory_results ();
4567 sort_total_search_results ();
4569 /* Count the total number of unique categories */
4570 for (i = 0; i < static_total_results_size; i++)
4571 if (static_total_results[i].category != last_category)
4573 last_category = static_total_results[i].category;
4577 results = g_new (gchar **, n_categories + 1);
4579 /* Start loading into the results list */
4580 start_of_category = 0;
4581 for (i = 0; i < n_categories; i++)
4583 gint n_items_in_category = 0;
4587 this_category = static_total_results[start_of_category].category;
4589 while (start_of_category + n_items_in_category < static_total_results_size &&
4590 static_total_results[start_of_category + n_items_in_category].category == this_category)
4591 n_items_in_category++;
4593 results[i] = g_new (gchar *, n_items_in_category + 1);
4594 for (j = 0; j < n_items_in_category; j++)
4595 results[i][j] = g_strdup (static_total_results[start_of_category + j].app_name);
4596 results[i][j] = NULL;
4598 start_of_category += n_items_in_category;
4602 desktop_file_dirs_unlock ();
4604 g_strfreev (search_tokens);
4610 * g_app_info_get_all:
4612 * Gets a list of all of the applications currently registered
4615 * For desktop files, this includes applications that have
4616 * `NoDisplay=true` set or are excluded from display by means
4617 * of `OnlyShowIn` or `NotShowIn`. See g_app_info_should_show().
4618 * The returned list does not include applications which have
4619 * the `Hidden` key set.
4621 * Returns: (element-type GAppInfo) (transfer full): a newly allocated #GList of references to #GAppInfos.
4624 g_app_info_get_all (void)
4627 GHashTableIter iter;
4632 apps = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
4634 desktop_file_dirs_lock ();
4636 for (i = 0; i < desktop_file_dirs->len; i++)
4637 desktop_file_dir_get_all (g_ptr_array_index (desktop_file_dirs, i), apps);
4639 desktop_file_dirs_unlock ();
4642 g_hash_table_iter_init (&iter, apps);
4643 while (g_hash_table_iter_next (&iter, NULL, &value))
4646 infos = g_list_prepend (infos, value);
4649 g_hash_table_destroy (apps);
4654 /* GDesktopAppInfoLookup interface {{{2 */
4657 * GDesktopAppInfoLookup:
4659 * #GDesktopAppInfoLookup is an opaque data structure and can only be accessed
4660 * using the following functions.
4662 * Deprecated: 2.28: The #GDesktopAppInfoLookup interface is deprecated and
4666 G_GNUC_BEGIN_IGNORE_DEPRECATIONS
4668 typedef GDesktopAppInfoLookupIface GDesktopAppInfoLookupInterface;
4669 G_DEFINE_INTERFACE (GDesktopAppInfoLookup, g_desktop_app_info_lookup, G_TYPE_OBJECT)
4672 g_desktop_app_info_lookup_default_init (GDesktopAppInfoLookupInterface *iface)
4676 /* "Get for mime type" APIs {{{2 */
4679 * g_desktop_app_info_lookup_get_default_for_uri_scheme:
4680 * @lookup: a #GDesktopAppInfoLookup
4681 * @uri_scheme: a string containing a URI scheme.
4683 * Gets the default application for launching applications
4684 * using this URI scheme for a particular #GDesktopAppInfoLookup
4687 * The #GDesktopAppInfoLookup interface and this function is used
4688 * to implement g_app_info_get_default_for_uri_scheme() backends
4689 * in a GIO module. There is no reason for applications to use it
4690 * directly. Applications should use g_app_info_get_default_for_uri_scheme().
4692 * Returns: (transfer full) (nullable): #GAppInfo for given @uri_scheme or
4695 * Deprecated: 2.28: The #GDesktopAppInfoLookup interface is deprecated and
4699 g_desktop_app_info_lookup_get_default_for_uri_scheme (GDesktopAppInfoLookup *lookup,
4700 const char *uri_scheme)
4702 GDesktopAppInfoLookupIface *iface;
4704 g_return_val_if_fail (G_IS_DESKTOP_APP_INFO_LOOKUP (lookup), NULL);
4706 iface = G_DESKTOP_APP_INFO_LOOKUP_GET_IFACE (lookup);
4708 return (* iface->get_default_for_uri_scheme) (lookup, uri_scheme);
4711 G_GNUC_END_IGNORE_DEPRECATIONS
4713 /* Misc getter APIs {{{2 */
4716 * g_desktop_app_info_get_startup_wm_class:
4717 * @info: a #GDesktopAppInfo that supports startup notify
4719 * Retrieves the StartupWMClass field from @info. This represents the
4720 * WM_CLASS property of the main window of the application, if launched
4723 * Returns: (nullable) (transfer none): the startup WM class, or %NULL if none is set
4724 * in the desktop file.
4729 g_desktop_app_info_get_startup_wm_class (GDesktopAppInfo *info)
4731 g_return_val_if_fail (G_IS_DESKTOP_APP_INFO (info), NULL);
4733 return info->startup_wm_class;
4737 * g_desktop_app_info_get_string:
4738 * @info: a #GDesktopAppInfo
4739 * @key: the key to look up
4741 * Looks up a string value in the keyfile backing @info.
4743 * The @key is looked up in the "Desktop Entry" group.
4745 * Returns: (nullable): a newly allocated string, or %NULL if the key
4751 g_desktop_app_info_get_string (GDesktopAppInfo *info,
4754 g_return_val_if_fail (G_IS_DESKTOP_APP_INFO (info), NULL);
4756 return g_key_file_get_string (info->keyfile,
4757 G_KEY_FILE_DESKTOP_GROUP, key, NULL);
4761 * g_desktop_app_info_get_locale_string:
4762 * @info: a #GDesktopAppInfo
4763 * @key: the key to look up
4765 * Looks up a localized string value in the keyfile backing @info
4766 * translated to the current locale.
4768 * The @key is looked up in the "Desktop Entry" group.
4770 * Returns: (nullable): a newly allocated string, or %NULL if the key
4776 g_desktop_app_info_get_locale_string (GDesktopAppInfo *info,
4779 g_return_val_if_fail (G_IS_DESKTOP_APP_INFO (info), NULL);
4780 g_return_val_if_fail (key != NULL && *key != '\0', NULL);
4782 return g_key_file_get_locale_string (info->keyfile,
4783 G_KEY_FILE_DESKTOP_GROUP,
4788 * g_desktop_app_info_get_boolean:
4789 * @info: a #GDesktopAppInfo
4790 * @key: the key to look up
4792 * Looks up a boolean value in the keyfile backing @info.
4794 * The @key is looked up in the "Desktop Entry" group.
4796 * Returns: the boolean value, or %FALSE if the key
4802 g_desktop_app_info_get_boolean (GDesktopAppInfo *info,
4805 g_return_val_if_fail (G_IS_DESKTOP_APP_INFO (info), FALSE);
4807 return g_key_file_get_boolean (info->keyfile,
4808 G_KEY_FILE_DESKTOP_GROUP, key, NULL);
4812 * g_desktop_app_info_get_string_list:
4813 * @info: a #GDesktopAppInfo
4814 * @key: the key to look up
4815 * @length: (out) (optional): return location for the number of returned strings, or %NULL
4817 * Looks up a string list value in the keyfile backing @info.
4819 * The @key is looked up in the "Desktop Entry" group.
4821 * Returns: (array zero-terminated=1 length=length) (element-type utf8) (transfer full):
4822 * a %NULL-terminated string array or %NULL if the specified
4823 * key cannot be found. The array should be freed with g_strfreev().
4828 g_desktop_app_info_get_string_list (GDesktopAppInfo *info,
4832 g_return_val_if_fail (G_IS_DESKTOP_APP_INFO (info), NULL);
4834 return g_key_file_get_string_list (info->keyfile,
4835 G_KEY_FILE_DESKTOP_GROUP, key, length, NULL);
4839 * g_desktop_app_info_has_key:
4840 * @info: a #GDesktopAppInfo
4841 * @key: the key to look up
4843 * Returns whether @key exists in the "Desktop Entry" group
4844 * of the keyfile backing @info.
4846 * Returns: %TRUE if the @key exists
4851 g_desktop_app_info_has_key (GDesktopAppInfo *info,
4854 g_return_val_if_fail (G_IS_DESKTOP_APP_INFO (info), FALSE);
4856 return g_key_file_has_key (info->keyfile,
4857 G_KEY_FILE_DESKTOP_GROUP, key, NULL);
4860 /* Desktop actions support {{{2 */
4863 * g_desktop_app_info_list_actions:
4864 * @info: a #GDesktopAppInfo
4866 * Returns the list of "additional application actions" supported on the
4867 * desktop file, as per the desktop file specification.
4869 * As per the specification, this is the list of actions that are
4870 * explicitly listed in the "Actions" key of the [Desktop Entry] group.
4872 * Returns: (array zero-terminated=1) (element-type utf8) (transfer none): a list of strings, always non-%NULL
4876 const gchar * const *
4877 g_desktop_app_info_list_actions (GDesktopAppInfo *info)
4879 g_return_val_if_fail (G_IS_DESKTOP_APP_INFO (info), NULL);
4881 return (const gchar **) info->actions;
4885 app_info_has_action (GDesktopAppInfo *info,
4886 const gchar *action_name)
4890 for (i = 0; info->actions[i]; i++)
4891 if (g_str_equal (info->actions[i], action_name))
4898 * g_desktop_app_info_get_action_name:
4899 * @info: a #GDesktopAppInfo
4900 * @action_name: the name of the action as from
4901 * g_desktop_app_info_list_actions()
4903 * Gets the user-visible display name of the "additional application
4904 * action" specified by @action_name.
4906 * This corresponds to the "Name" key within the keyfile group for the
4909 * Returns: (transfer full): the locale-specific action name
4914 g_desktop_app_info_get_action_name (GDesktopAppInfo *info,
4915 const gchar *action_name)
4920 g_return_val_if_fail (G_IS_DESKTOP_APP_INFO (info), NULL);
4921 g_return_val_if_fail (action_name != NULL, NULL);
4922 g_return_val_if_fail (app_info_has_action (info, action_name), NULL);
4924 group_name = g_strdup_printf ("Desktop Action %s", action_name);
4925 result = g_key_file_get_locale_string (info->keyfile, group_name, "Name", NULL, NULL);
4926 g_free (group_name);
4928 /* The spec says that the Name field must be given.
4930 * If it's not, let's follow the behaviour of our get_name()
4931 * implementation above and never return %NULL.
4934 result = g_strdup (_("Unnamed"));
4940 * g_desktop_app_info_launch_action:
4941 * @info: a #GDesktopAppInfo
4942 * @action_name: the name of the action as from
4943 * g_desktop_app_info_list_actions()
4944 * @launch_context: (nullable): a #GAppLaunchContext
4946 * Activates the named application action.
4948 * You may only call this function on action names that were
4949 * returned from g_desktop_app_info_list_actions().
4951 * Note that if the main entry of the desktop file indicates that the
4952 * application supports startup notification, and @launch_context is
4953 * non-%NULL, then startup notification will be used when activating the
4954 * action (and as such, invocation of the action on the receiving side
4955 * must signal the end of startup notification when it is completed).
4956 * This is the expected behaviour of applications declaring additional
4957 * actions, as per the desktop file specification.
4959 * As with g_app_info_launch() there is no way to detect failures that
4960 * occur while using this function.
4965 g_desktop_app_info_launch_action (GDesktopAppInfo *info,
4966 const gchar *action_name,
4967 GAppLaunchContext *launch_context)
4969 GDBusConnection *session_bus;
4971 g_return_if_fail (G_IS_DESKTOP_APP_INFO (info));
4972 g_return_if_fail (action_name != NULL);
4973 g_return_if_fail (app_info_has_action (info, action_name));
4975 session_bus = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, NULL);
4977 if (session_bus && info->app_id)
4981 object_path = object_path_from_appid (info->app_id);
4982 g_dbus_connection_call (session_bus, info->app_id, object_path,
4983 "org.freedesktop.Application", "ActivateAction",
4984 g_variant_new ("(sav@a{sv})", action_name, NULL,
4985 g_desktop_app_info_make_platform_data (info, NULL, launch_context)),
4986 NULL, G_DBUS_CALL_FLAGS_NONE, -1, NULL, NULL, NULL);
4987 g_free (object_path);
4994 group_name = g_strdup_printf ("Desktop Action %s", action_name);
4995 exec_line = g_key_file_get_string (info->keyfile, group_name, "Exec", NULL);
4996 g_free (group_name);
4999 g_desktop_app_info_launch_uris_with_spawn (info, session_bus, exec_line, NULL, launch_context,
5000 _SPAWN_FLAGS_DEFAULT, NULL, NULL, NULL, NULL,
5006 if (session_bus != NULL)
5008 g_dbus_connection_flush (session_bus, NULL, NULL, NULL);
5009 g_object_unref (session_bus);
5014 /* vim:set foldmethod=marker: */