1 /* GTK - The GIMP Toolkit
2 * Copyright (C) 1998, 2001 Tim Janik
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the
16 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 * Boston, MA 02111-1307, USA.
22 #include "gtkaccelmap.h"
24 #include "gtkmarshalers.h"
25 #include "gtkwindow.h" /* in lack of GtkAcceleratable */
39 /* --- structures --- */
42 GObject parent_instance;
45 struct _GtkAccelMapClass
47 GObjectClass parent_class;
51 const gchar *accel_path;
67 /* --- variables --- */
69 static GHashTable *accel_entry_ht = NULL; /* accel_path -> AccelEntry */
70 static GSList *accel_filters = NULL;
71 static gulong accel_map_signals[LAST_SIGNAL] = { 0, };
72 static GtkAccelMap *accel_map;
74 /* --- prototypes --- */
75 static void do_accel_map_changed (AccelEntry *entry);
77 /* --- functions --- */
79 accel_entry_hash (gconstpointer key)
81 const AccelEntry *entry = key;
83 return g_str_hash (entry->accel_path);
87 accel_entry_equal (gconstpointer key1,
90 const AccelEntry *entry1 = key1;
91 const AccelEntry *entry2 = key2;
93 return g_str_equal (entry1->accel_path, entry2->accel_path);
96 static inline AccelEntry*
97 accel_path_lookup (const gchar *accel_path)
101 ekey.accel_path = accel_path;
103 /* safety NULL check for return_if_fail()s */
104 return accel_path ? g_hash_table_lookup (accel_entry_ht, &ekey) : NULL;
108 _gtk_accel_map_init (void)
110 g_assert (accel_entry_ht == NULL);
112 accel_entry_ht = g_hash_table_new (accel_entry_hash, accel_entry_equal);
116 _gtk_accel_path_is_valid (const gchar *accel_path)
120 if (!accel_path || accel_path[0] != '<' ||
121 accel_path[1] == '<' || accel_path[1] == '>' || !accel_path[1])
123 p = strchr (accel_path, '>');
124 if (!p || (p[1] != 0 && p[1] != '/'))
130 * gtk_accel_map_add_entry:
131 * @accel_path: valid accelerator path
132 * @accel_key: the accelerator key
133 * @accel_mods: the accelerator modifiers
135 * Registers a new accelerator with the global accelerator map.
136 * This function should only be called once per @accel_path
137 * with the canonical @accel_key and @accel_mods for this path.
138 * To change the accelerator during runtime programatically, use
139 * gtk_accel_map_change_entry().
140 * The accelerator path must consist of "<WINDOWTYPE>/Category1/Category2/.../Action",
141 * where <WINDOWTYPE> should be a unique application-specific identifier, that
142 * corresponds to the kind of window the accelerator is being used in, e.g. "Gimp-Image",
143 * "Abiword-Document" or "Gnumeric-Settings".
144 * The Category1/.../Action portion is most appropriately chosen by the action the
145 * accelerator triggers, i.e. for accelerators on menu items, choose the item's menu path,
146 * e.g. "File/Save As", "Image/View/Zoom" or "Edit/Select All".
147 * So a full valid accelerator path may look like:
148 * "<Gimp-Toolbox>/File/Dialogs/Tool Options...".
151 gtk_accel_map_add_entry (const gchar *accel_path,
153 GdkModifierType accel_mods)
157 g_return_if_fail (_gtk_accel_path_is_valid (accel_path));
162 accel_mods &= gtk_accelerator_get_default_mod_mask ();
164 entry = accel_path_lookup (accel_path);
167 if (!entry->std_accel_key && !entry->std_accel_mods &&
168 (accel_key || accel_mods))
170 entry->std_accel_key = accel_key;
171 entry->std_accel_mods = accel_mods;
173 gtk_accel_map_change_entry (entry->accel_path, accel_key, accel_mods, TRUE);
178 entry = g_new0 (AccelEntry, 1);
179 entry->accel_path = g_quark_to_string (g_quark_from_string (accel_path));
180 entry->std_accel_key = accel_key;
181 entry->std_accel_mods = accel_mods;
182 entry->accel_key = accel_key;
183 entry->accel_mods = accel_mods;
184 entry->changed = FALSE;
185 entry->lock_count = 0;
186 g_hash_table_insert (accel_entry_ht, entry, entry);
188 do_accel_map_changed (entry);
193 * gtk_accel_map_lookup_entry:
194 * @accel_path: a valid accelerator path
195 * @key: the accelerator key to be filled in (optional)
196 * @returns: %TRUE if @accel_path is known, %FALSE otherwise
198 * Looks up the accelerator entry for @accel_path and fills in @key.
201 gtk_accel_map_lookup_entry (const gchar *accel_path,
206 g_return_val_if_fail (_gtk_accel_path_is_valid (accel_path), FALSE);
208 entry = accel_path_lookup (accel_path);
211 key->accel_key = entry->accel_key;
212 key->accel_mods = entry->accel_mods;
213 key->accel_flags = 0;
216 return entry ? TRUE : FALSE;
220 hash2slist_foreach (gpointer key,
224 GSList **slist_p = user_data;
226 *slist_p = g_slist_prepend (*slist_p, value);
230 g_hash_table_slist_values (GHashTable *hash_table)
232 GSList *slist = NULL;
234 g_return_val_if_fail (hash_table != NULL, NULL);
236 g_hash_table_foreach (hash_table, hash2slist_foreach, &slist);
241 /* if simulate==TRUE, return whether accel_path can be changed to
242 * accel_key && accel_mods. otherwise, return whether accel_path
243 * was actually changed.
246 internal_change_entry (const gchar *accel_path,
248 GdkModifierType accel_mods,
252 GSList *node, *slist, *win_list, *group_list, *replace_list = NULL;
253 GHashTable *group_hm, *window_hm;
254 gboolean change_accel, removable, can_change = TRUE, seen_accel = FALSE;
256 AccelEntry *entry = accel_path_lookup (accel_path);
258 /* not much todo if there's no entry yet */
263 gtk_accel_map_add_entry (accel_path, 0, 0);
264 entry = accel_path_lookup (accel_path);
265 entry->accel_key = accel_key;
266 entry->accel_mods = accel_mods;
267 entry->changed = TRUE;
269 do_accel_map_changed (entry);
274 /* if there's nothing to change, not much todo either */
275 if (entry->accel_key == accel_key && entry->accel_mods == accel_mods)
278 entry->changed = TRUE;
279 return simulate ? TRUE : FALSE;
282 /* The no-change case has already been handled, so
283 * simulate doesn't make a difference here.
285 if (entry->lock_count > 0)
288 /* nobody's interested, easy going */
293 entry->accel_key = accel_key;
294 entry->accel_mods = accel_mods;
295 entry->changed = TRUE;
297 do_accel_map_changed (entry);
302 /* 1) fetch all accel groups affected by this entry */
303 entry_quark = g_quark_try_string (entry->accel_path);
304 group_hm = g_hash_table_new (NULL, NULL);
305 window_hm = g_hash_table_new (NULL, NULL);
306 for (slist = entry->groups; slist; slist = slist->next)
307 g_hash_table_insert (group_hm, slist->data, slist->data);
309 /* 2) collect acceleratables affected */
310 group_list = g_hash_table_slist_values (group_hm);
311 for (slist = group_list; slist; slist = slist->next)
313 GtkAccelGroup *group = slist->data;
315 for (node = group->acceleratables; node; node = node->next)
316 g_hash_table_insert (window_hm, node->data, node->data);
318 g_slist_free (group_list);
320 /* 3) include all accel groups used by acceleratables */
321 win_list = g_hash_table_slist_values (window_hm);
322 g_hash_table_destroy (window_hm);
323 for (slist = win_list; slist; slist = slist->next)
324 for (node = gtk_accel_groups_from_object (slist->data); node; node = node->next)
325 g_hash_table_insert (group_hm, node->data, node->data);
326 group_list = g_hash_table_slist_values (group_hm);
327 g_hash_table_destroy (group_hm);
329 /* 4) walk the acceleratables and figure whether they occupy accel_key&accel_mods */
331 for (slist = win_list; slist; slist = slist->next)
332 if (GTK_IS_WINDOW (slist->data)) /* bad kludge in lack of a GtkAcceleratable */
333 if (_gtk_window_query_nonaccels (slist->data, accel_key, accel_mods))
338 removable = !seen_accel;
340 /* 5) walk all accel groups and search for locks */
342 for (slist = group_list; slist; slist = slist->next)
344 GtkAccelGroup *group = slist->data;
345 GtkAccelGroupEntry *ag_entry;
349 ag_entry = entry->accel_key ? gtk_accel_group_query (group, entry->accel_key, entry->accel_mods, &n) : NULL;
350 for (i = 0; i < n; i++)
351 if (ag_entry[i].accel_path_quark == entry_quark)
353 can_change = !(ag_entry[i].key.accel_flags & GTK_ACCEL_LOCKED);
355 goto break_loop_step5;
359 ag_entry = accel_key ? gtk_accel_group_query (group, accel_key, accel_mods, &n) : NULL;
360 for (i = 0; i < n; i++)
363 removable = !group->lock_count && !(ag_entry[i].key.accel_flags & GTK_ACCEL_LOCKED);
365 goto break_loop_step5;
366 if (ag_entry[i].accel_path_quark)
367 replace_list = g_slist_prepend (replace_list, GUINT_TO_POINTER (ag_entry->accel_path_quark));
372 /* 6) check whether we can remove existing accelerators */
373 if (removable && can_change)
374 for (slist = replace_list; slist; slist = slist->next)
375 if (!internal_change_entry (g_quark_to_string (GPOINTER_TO_UINT (slist->data)), 0, 0, FALSE, TRUE))
381 /* 7) check conditions and proceed if possible */
382 change_accel = can_change && (!seen_accel || (removable && replace));
384 if (change_accel && !simulate)
386 guint old_accel_key, old_accel_mods;
388 /* ref accel groups */
389 for (slist = group_list; slist; slist = slist->next)
390 g_object_ref (slist->data);
392 /* 8) remove existing accelerators */
393 for (slist = replace_list; slist; slist = slist->next)
394 internal_change_entry (g_quark_to_string (GPOINTER_TO_UINT (slist->data)), 0, 0, FALSE, FALSE);
396 /* 9) install new accelerator */
397 old_accel_key = entry->accel_key;
398 old_accel_mods = entry->accel_mods;
399 entry->accel_key = accel_key;
400 entry->accel_mods = accel_mods;
401 entry->changed = TRUE;
403 for (slist = group_list; slist; slist = slist->next)
404 _gtk_accel_group_reconnect (slist->data, g_quark_from_string (entry->accel_path));
406 /* unref accel groups */
407 for (slist = group_list; slist; slist = slist->next)
408 g_object_unref (slist->data);
410 do_accel_map_changed (entry);
412 g_slist_free (replace_list);
413 g_slist_free (group_list);
414 g_slist_free (win_list);
420 * gtk_accel_map_change_entry:
421 * @accel_path: a valid accelerator path
422 * @accel_key: the new accelerator key
423 * @accel_mods: the new accelerator modifiers
424 * @replace: %TRUE if other accelerators may be deleted upon conflicts
425 * @returns: %TRUE if the accelerator could be changed, %FALSE otherwise
427 * Changes the @accel_key and @accel_mods currently associated with @accel_path.
428 * Due to conflicts with other accelerators, a change may not always be possible,
429 * @replace indicates whether other accelerators may be deleted to resolve such
430 * conflicts. A change will only occur if all conflicts could be resolved (which
431 * might not be the case if conflicting accelerators are locked). Successful
432 * changes are indicated by a %TRUE return value.
435 gtk_accel_map_change_entry (const gchar *accel_path,
437 GdkModifierType accel_mods,
440 g_return_val_if_fail (_gtk_accel_path_is_valid (accel_path), FALSE);
442 return internal_change_entry (accel_path, accel_key, accel_key ? accel_mods : 0, replace, FALSE);
446 accel_map_parse_accel_path (GScanner *scanner)
449 GdkModifierType accel_mods = 0;
452 /* parse accel path */
453 g_scanner_get_next_token (scanner);
454 if (scanner->token != G_TOKEN_STRING)
455 return G_TOKEN_STRING;
457 /* test if the next token is an accelerator */
458 g_scanner_peek_next_token (scanner);
459 if (scanner->next_token != G_TOKEN_STRING)
461 /* if not so, eat that token and error out */
462 g_scanner_get_next_token (scanner);
463 return G_TOKEN_STRING;
466 /* get the full accelerator specification */
467 path = g_strdup (scanner->value.v_string);
468 g_scanner_get_next_token (scanner);
469 accel = g_strdup (scanner->value.v_string);
471 /* ensure the entry is present */
472 gtk_accel_map_add_entry (path, 0, 0);
474 /* and propagate it */
475 gtk_accelerator_parse (accel, &accel_key, &accel_mods);
476 gtk_accel_map_change_entry (path, accel_key, accel_mods, TRUE);
481 /* check correct statement end */
482 g_scanner_get_next_token (scanner);
483 if (scanner->token != ')')
490 accel_map_parse_statement (GScanner *scanner)
492 guint expected_token;
494 g_scanner_get_next_token (scanner);
496 if (scanner->token == G_TOKEN_SYMBOL)
498 guint (*parser_func) (GScanner*);
500 parser_func = (guint (*) (GScanner *))scanner->value.v_symbol;
502 expected_token = parser_func (scanner);
505 expected_token = G_TOKEN_SYMBOL;
507 /* skip rest of statement on errrors
509 if (expected_token != G_TOKEN_NONE)
511 register guint level;
514 if (scanner->token == ')')
516 if (scanner->token == '(')
519 while (!g_scanner_eof (scanner) && level > 0)
521 g_scanner_get_next_token (scanner);
523 if (scanner->token == '(')
525 else if (scanner->token == ')')
532 * gtk_accel_map_load_scanner:
533 * @scanner: a #GScanner which has already been provided with an input file
535 * #GScanner variant of gtk_accel_map_load().
538 gtk_accel_map_load_scanner (GScanner *scanner)
540 gboolean skip_comment_single;
541 gboolean symbol_2_token;
542 gchar *cpair_comment_single;
543 gpointer saved_symbol;
545 g_return_if_fail (scanner != 0);
547 /* configure scanner */
548 skip_comment_single = scanner->config->skip_comment_single;
549 scanner->config->skip_comment_single = TRUE;
550 cpair_comment_single = scanner->config->cpair_comment_single;
551 scanner->config->cpair_comment_single = ";\n";
552 symbol_2_token = scanner->config->symbol_2_token;
553 scanner->config->symbol_2_token = FALSE;
554 saved_symbol = g_scanner_lookup_symbol (scanner, "gtk_accel_path");
555 g_scanner_scope_add_symbol (scanner, 0, "gtk_accel_path",
556 accel_map_parse_accel_path);
558 /* outer parsing loop
560 g_scanner_peek_next_token (scanner);
561 while (scanner->next_token == '(')
563 g_scanner_get_next_token (scanner);
565 accel_map_parse_statement (scanner);
567 g_scanner_peek_next_token (scanner);
571 scanner->config->skip_comment_single = skip_comment_single;
572 scanner->config->cpair_comment_single = cpair_comment_single;
573 scanner->config->symbol_2_token = symbol_2_token;
574 g_scanner_scope_remove_symbol (scanner, 0, "gtk_accel_path");
576 g_scanner_scope_add_symbol (scanner, 0, "gtk_accel_path", saved_symbol);
580 * gtk_accel_map_load_fd:
581 * @fd: a valid readable file descriptor
583 * Filedescriptor variant of gtk_accel_map_load().
585 * Note that the file descriptor will not be closed by this function.
588 gtk_accel_map_load_fd (gint fd)
592 g_return_if_fail (fd >= 0);
594 /* create and setup scanner */
595 scanner = g_scanner_new (NULL);
596 g_scanner_input_file (scanner, fd);
598 gtk_accel_map_load_scanner (scanner);
600 g_scanner_destroy (scanner);
604 * gtk_accel_map_load:
605 * @file_name: a file containing accelerator specifications
607 * Parses a file previously saved with gtk_accel_map_save() for
608 * accelerator specifications, and propagates them accordingly.
611 gtk_accel_map_load (const gchar *file_name)
615 g_return_if_fail (file_name != NULL);
617 if (!g_file_test (file_name, G_FILE_TEST_IS_REGULAR))
620 fd = open (file_name, O_RDONLY);
624 gtk_accel_map_load_fd (fd);
636 gssize count = write (fd, buf, to_write);
653 accel_map_print (gpointer data,
654 const gchar *accel_path,
656 GdkModifierType accel_mods,
659 GString *gstring = g_string_new (changed ? NULL : "; ");
660 gint fd = GPOINTER_TO_INT (data);
663 g_string_append (gstring, "(gtk_accel_path \"");
665 tmp = g_strescape (accel_path, NULL);
666 g_string_append (gstring, tmp);
669 g_string_append (gstring, "\" \"");
671 name = gtk_accelerator_name (accel_key, accel_mods);
672 tmp = g_strescape (name, NULL);
674 g_string_append (gstring, tmp);
677 g_string_append (gstring, "\")\n");
679 write_all (fd, gstring->str, gstring->len);
681 g_string_free (gstring, TRUE);
685 * gtk_accel_map_save_fd:
686 * @fd: a valid writable file descriptor
688 * Filedescriptor variant of gtk_accel_map_save().
690 * Note that the file descriptor will not be closed by this function.
693 gtk_accel_map_save_fd (gint fd)
697 g_return_if_fail (fd >= 0);
699 gstring = g_string_new ("; ");
700 if (g_get_prgname ())
701 g_string_append (gstring, g_get_prgname ());
702 g_string_append (gstring, " GtkAccelMap rc-file -*- scheme -*-\n");
703 g_string_append (gstring, "; this file is an automated accelerator map dump\n");
704 g_string_append (gstring, ";\n");
706 write_all (fd, gstring->str, gstring->len);
708 g_string_free (gstring, TRUE);
710 gtk_accel_map_foreach (GINT_TO_POINTER (fd), accel_map_print);
714 * gtk_accel_map_save:
715 * @file_name: the file to contain accelerator specifications
717 * Saves current accelerator specifications (accelerator path, key
718 * and modifiers) to @file_name.
719 * The file is written in a format suitable to be read back in by
720 * gtk_accel_map_load().
723 gtk_accel_map_save (const gchar *file_name)
727 g_return_if_fail (file_name != NULL);
729 fd = open (file_name, O_CREAT | O_TRUNC | O_WRONLY, 0644);
733 gtk_accel_map_save_fd (fd);
739 * gtk_accel_map_foreach:
740 * @data: data to be passed into @foreach_func
741 * @foreach_func: function to be executed for each accel map entry which
742 * is not filtered out
744 * Loops over the entries in the accelerator map whose accel path
745 * doesn't match any of the filters added with gtk_accel_map_add_filter(),
746 * and execute @foreach_func on each. The signature of @foreach_func is
747 * that of #GtkAccelMapForeach, the @changed parameter indicates whether
748 * this accelerator was changed during runtime (thus, would need
749 * saving during an accelerator map dump).
752 gtk_accel_map_foreach (gpointer data,
753 GtkAccelMapForeach foreach_func)
755 GSList *entries, *slist, *node;
757 g_return_if_fail (foreach_func != NULL);
759 entries = g_hash_table_slist_values (accel_entry_ht);
760 for (slist = entries; slist; slist = slist->next)
762 AccelEntry *entry = slist->data;
763 gboolean changed = entry->accel_key != entry->std_accel_key || entry->accel_mods != entry->std_accel_mods;
765 for (node = accel_filters; node; node = node->next)
766 if (g_pattern_match_string (node->data, entry->accel_path))
768 foreach_func (data, entry->accel_path, entry->accel_key, entry->accel_mods, changed);
772 g_slist_free (entries);
776 * gtk_accel_map_foreach_unfiltered:
777 * @data: data to be passed into @foreach_func
778 * @foreach_func: function to be executed for each accel map entry
780 * Loops over all entries in the accelerator map, and execute
781 * @foreach_func on each. The signature of @foreach_func is that of
782 * #GtkAccelMapForeach, the @changed parameter indicates whether
783 * this accelerator was changed during runtime (thus, would need
784 * saving during an accelerator map dump).
787 gtk_accel_map_foreach_unfiltered (gpointer data,
788 GtkAccelMapForeach foreach_func)
790 GSList *entries, *slist;
792 g_return_if_fail (foreach_func != NULL);
794 entries = g_hash_table_slist_values (accel_entry_ht);
795 for (slist = entries; slist; slist = slist->next)
797 AccelEntry *entry = slist->data;
798 gboolean changed = entry->accel_key != entry->std_accel_key || entry->accel_mods != entry->std_accel_mods;
800 foreach_func (data, entry->accel_path, entry->accel_key, entry->accel_mods, changed);
802 g_slist_free (entries);
806 * gtk_accel_map_add_filter:
807 * @filter_pattern: a pattern (see #GPatternSpec)
809 * Adds a filter to the global list of accel path filters.
811 * Accel map entries whose accel path matches one of the filters
812 * are skipped by gtk_accel_map_foreach().
814 * This function is intended for GTK+ modules that create their own
815 * menus, but don't want them to be saved into the applications accelerator
819 gtk_accel_map_add_filter (const gchar *filter_pattern)
824 g_return_if_fail (filter_pattern != NULL);
826 pspec = g_pattern_spec_new (filter_pattern);
827 for (slist = accel_filters; slist; slist = slist->next)
828 if (g_pattern_spec_equal (pspec, slist->data))
830 g_pattern_spec_free (pspec);
833 accel_filters = g_slist_prepend (accel_filters, pspec);
837 _gtk_accel_map_add_group (const gchar *accel_path,
838 GtkAccelGroup *accel_group)
842 g_return_if_fail (_gtk_accel_path_is_valid (accel_path));
843 g_return_if_fail (GTK_IS_ACCEL_GROUP (accel_group));
845 entry = accel_path_lookup (accel_path);
848 gtk_accel_map_add_entry (accel_path, 0, 0);
849 entry = accel_path_lookup (accel_path);
851 entry->groups = g_slist_prepend (entry->groups, accel_group);
855 _gtk_accel_map_remove_group (const gchar *accel_path,
856 GtkAccelGroup *accel_group)
860 entry = accel_path_lookup (accel_path);
861 g_return_if_fail (entry != NULL);
862 g_return_if_fail (g_slist_find (entry->groups, accel_group));
864 entry->groups = g_slist_remove (entry->groups, accel_group);
869 * gtk_accel_map_lock_path:
870 * @accel_path: a valid accelerator path
872 * Locks the given accelerator path. If the accelerator map doesn't yet contain
873 * an entry for @accel_path, a new one is created.
875 * Locking an accelerator path prevents its accelerator from being changed
876 * during runtime. A locked accelerator path can be unlocked by
877 * gtk_accel_map_unlock_path(). Refer to gtk_accel_map_change_entry()
878 * for information about runtime accelerator changes.
880 * If called more than once, @accel_path remains locked until
881 * gtk_accel_map_unlock_path() has been called an equivalent number
884 * Note that locking of individual accelerator paths is independent from
885 * locking the #GtkAccelGroup containing them. For runtime accelerator
886 * changes to be possible both the accelerator path and its #GtkAccelGroup
887 * have to be unlocked.
892 gtk_accel_map_lock_path (const gchar *accel_path)
896 g_return_if_fail (_gtk_accel_path_is_valid (accel_path));
898 entry = accel_path_lookup (accel_path);
902 gtk_accel_map_add_entry (accel_path, 0, 0);
903 entry = accel_path_lookup (accel_path);
906 entry->lock_count += 1;
910 * gtk_accel_map_unlock_path:
911 * @accel_path: a valid accelerator path
913 * Undoes the last call to gtk_accel_map_lock_path() on this @accel_path.
914 * Refer to gtk_accel_map_lock_path() for information about accelerator path locking.
919 gtk_accel_map_unlock_path (const gchar *accel_path)
923 g_return_if_fail (_gtk_accel_path_is_valid (accel_path));
925 entry = accel_path_lookup (accel_path);
927 g_return_if_fail (entry != NULL && entry->lock_count > 0);
929 entry->lock_count -= 1;
932 G_DEFINE_TYPE (GtkAccelMap, gtk_accel_map, G_TYPE_OBJECT);
935 gtk_accel_map_class_init (GtkAccelMapClass *accel_map_class)
938 * GtkAccelMap::changed:
939 * @object: the global accel map object
940 * @accel_path: the path of the accelerator that changed
941 * @accel_key: the key value for the new accelerator
942 * @accel_mods: the modifier mask for the new accelerator
944 * Notifies of a change in the global accelerator map.
945 * The path is also used as the detail for the signal,
946 * so it is possible to connect to
947 * changed::<replaceable>accel_path</replaceable>.
951 accel_map_signals[CHANGED] = g_signal_new ("changed",
952 G_TYPE_FROM_CLASS (accel_map_class),
953 G_SIGNAL_DETAILED|G_SIGNAL_RUN_LAST,
956 _gtk_marshal_VOID__STRING_UINT_FLAGS,
958 G_TYPE_STRING, G_TYPE_UINT, GDK_TYPE_MODIFIER_TYPE);
962 gtk_accel_map_init (GtkAccelMap *accel_map)
969 * Gets the singleton global #GtkAccelMap object. This object
970 * is useful only for notification of changes to the accelerator
971 * map via the ::changed signal; it isn't a parameter to the
972 * other accelerator map functions.
974 * Return value: the global #GtkAccelMap object
979 gtk_accel_map_get (void)
982 accel_map = g_object_new (GTK_TYPE_ACCEL_MAP, NULL);
988 do_accel_map_changed (AccelEntry *entry)
991 g_signal_emit (accel_map,
992 accel_map_signals[CHANGED],
993 g_quark_from_string (entry->accel_path),