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[~andy/gtk] / gtk / gtkrecentchooserdefault.c
1 /* GTK - The GIMP Toolkit
2  * gtkrecentchooserdefault.c
3  * Copyright (C) 2005-2006, Emmanuele Bassi
4  *
5  * This library is free software; you can redistribute it and/or
6  * modify it under the terms of the GNU Lesser General Public
7  * License as published by the Free Software Foundation; either
8  * version 2 of the License, or (at your option) any later version.
9  *
10  * This library is distributed in the hope that it will be useful,
11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
13  * Lesser General Public License for more details.
14  *
15  * You should have received a copy of the GNU Lesser General Public
16  * License along with this library; if not, write to the
17  * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
18  * Boston, MA 02111-1307, USA.
19  */
20
21 #include "config.h"
22
23 #include <string.h>
24 #include <time.h>
25 #include <errno.h>
26 #include <sys/types.h>
27 #include <sys/stat.h>
28 #ifdef HAVE_UNISTD_H
29 #include <unistd.h>
30 #endif
31
32 #include "gtkstock.h"
33 #include "gtkicontheme.h"
34 #include "gtkiconfactory.h"
35 #include "gtksettings.h"
36 #include "gtktreeview.h"
37 #include "gtkliststore.h"
38 #include "gtkbutton.h"
39 #include "gtkcelllayout.h"
40 #include "gtkcellrendererpixbuf.h"
41 #include "gtkcellrenderertext.h"
42 #include "gtkcheckmenuitem.h"
43 #include "gtkclipboard.h"
44 #include "gtkcomboboxtext.h"
45 #include "gtkentry.h"
46 #include "gtkeventbox.h"
47 #include "gtkexpander.h"
48 #include "gtkframe.h"
49 #include "gtkbox.h"
50 #include "gtkpaned.h"
51 #include "gtkimage.h"
52 #include "gtkimagemenuitem.h"
53 #include "gtkintl.h"
54 #include "gtklabel.h"
55 #include "gtkmenuitem.h"
56 #include "gtkmessagedialog.h"
57 #include "gtkscrolledwindow.h"
58 #include "gtkseparatormenuitem.h"
59 #include "gtksizegroup.h"
60 #include "gtksizerequest.h"
61 #include "gtktreemodelsort.h"
62 #include "gtktreemodelfilter.h"
63 #include "gtktreeselection.h"
64 #include "gtktreestore.h"
65 #include "gtktooltip.h"
66 #include "gtktypebuiltins.h"
67 #include "gtkorientable.h"
68 #include "gtkactivatable.h"
69
70 #include "gtkrecentmanager.h"
71 #include "gtkrecentfilter.h"
72 #include "gtkrecentchooser.h"
73 #include "gtkrecentchooserprivate.h"
74 #include "gtkrecentchooserutils.h"
75 #include "gtkrecentchooserdefault.h"
76
77
78 enum 
79 {
80   PROP_0,
81
82   /* activatable properties */
83   PROP_ACTIVATABLE_RELATED_ACTION,
84   PROP_ACTIVATABLE_USE_ACTION_APPEARANCE
85 };
86
87
88 struct _GtkRecentChooserDefault
89 {
90   GtkBox parent_instance;
91
92   GtkRecentManager *manager;
93   gulong manager_changed_id;
94   guint local_manager : 1;
95
96   gint icon_size;
97
98   /* RecentChooser properties */
99   gint limit;
100   GtkRecentSortType sort_type;
101   guint show_private : 1;
102   guint show_not_found : 1;
103   guint select_multiple : 1;
104   guint show_tips : 1;
105   guint show_icons : 1;
106   guint local_only : 1;
107
108   guint limit_set : 1;
109   
110   GSList *filters;
111   GtkRecentFilter *current_filter;
112   GtkWidget *filter_combo_hbox;
113   GtkWidget *filter_combo;
114   
115   GtkRecentSortFunc sort_func;
116   gpointer sort_data;
117   GDestroyNotify sort_data_destroy;
118
119   GtkIconTheme *icon_theme;
120   
121   GtkWidget *recent_view;
122   GtkListStore *recent_store;
123   GtkTreeViewColumn *icon_column;
124   GtkTreeViewColumn *meta_column;
125   GtkCellRenderer *meta_renderer;
126   GtkTreeSelection *selection;
127   
128   GtkWidget *recent_popup_menu;
129   GtkWidget *recent_popup_menu_copy_item;
130   GtkWidget *recent_popup_menu_remove_item;
131   GtkWidget *recent_popup_menu_clear_item;
132   GtkWidget *recent_popup_menu_show_private_item;
133  
134   guint load_id;
135   GList *recent_items;
136   gint n_recent_items;
137   gint loaded_items;
138   guint load_state;
139 };
140
141 typedef struct _GtkRecentChooserDefaultClass
142 {
143   GtkBoxClass parent_class;
144 } GtkRecentChooserDefaultClass;
145
146 enum {
147   RECENT_URI_COLUMN,
148   RECENT_DISPLAY_NAME_COLUMN,
149   RECENT_INFO_COLUMN,
150   N_RECENT_COLUMNS
151 };
152
153 enum {
154   LOAD_EMPTY,    /* initial state: the model is empty */
155   LOAD_PRELOAD,  /* the model is loading and not inserted in the tree yet */
156   LOAD_LOADING,  /* the model is fully loaded but not inserted */
157   LOAD_FINISHED  /* the model is fully loaded and inserted */
158 };
159
160 /* Icon size for if we can't get it from the theme */
161 #define FALLBACK_ICON_SIZE  48
162 #define FALLBACK_ITEM_LIMIT 20
163
164 #define NUM_CHARS 40
165 #define NUM_LINES 9
166
167 \f
168
169 /* GObject */
170 static void     _gtk_recent_chooser_default_class_init  (GtkRecentChooserDefaultClass *klass);
171 static void     _gtk_recent_chooser_default_init        (GtkRecentChooserDefault      *impl);
172 static GObject *gtk_recent_chooser_default_constructor  (GType                         type,
173                                                          guint                         n_construct_prop,
174                                                          GObjectConstructParam        *construct_params);
175 static void     gtk_recent_chooser_default_finalize     (GObject                      *object);
176 static void     gtk_recent_chooser_default_dispose      (GObject                      *object);
177 static void     gtk_recent_chooser_default_set_property (GObject                      *object,
178                                                          guint                         prop_id,
179                                                          const GValue                 *value,
180                                                          GParamSpec                   *pspec);
181 static void     gtk_recent_chooser_default_get_property (GObject                      *object,
182                                                          guint                         prop_id,
183                                                          GValue                       *value,
184                                                          GParamSpec                   *pspec);
185
186 /* GtkRecentChooserIface */
187 static void              gtk_recent_chooser_iface_init                 (GtkRecentChooserIface  *iface);
188 static gboolean          gtk_recent_chooser_default_set_current_uri    (GtkRecentChooser       *chooser,
189                                                                         const gchar            *uri,
190                                                                         GError                **error);
191 static gchar *           gtk_recent_chooser_default_get_current_uri    (GtkRecentChooser       *chooser);
192 static gboolean          gtk_recent_chooser_default_select_uri         (GtkRecentChooser       *chooser,
193                                                                         const gchar            *uri,
194                                                                         GError                **error);
195 static void              gtk_recent_chooser_default_unselect_uri       (GtkRecentChooser       *chooser,
196                                                                         const gchar            *uri);
197 static void              gtk_recent_chooser_default_select_all         (GtkRecentChooser       *chooser);
198 static void              gtk_recent_chooser_default_unselect_all       (GtkRecentChooser       *chooser);
199 static GList *           gtk_recent_chooser_default_get_items          (GtkRecentChooser       *chooser);
200 static GtkRecentManager *gtk_recent_chooser_default_get_recent_manager (GtkRecentChooser       *chooser);
201 static void              gtk_recent_chooser_default_set_sort_func      (GtkRecentChooser       *chooser,
202                                                                         GtkRecentSortFunc       sort_func,
203                                                                         gpointer                sort_data,
204                                                                         GDestroyNotify          data_destroy);
205 static void              gtk_recent_chooser_default_add_filter         (GtkRecentChooser       *chooser,
206                                                                         GtkRecentFilter        *filter);
207 static void              gtk_recent_chooser_default_remove_filter      (GtkRecentChooser       *chooser,
208                                                                         GtkRecentFilter        *filter);
209 static GSList *          gtk_recent_chooser_default_list_filters       (GtkRecentChooser       *chooser);
210
211
212 static void gtk_recent_chooser_default_map      (GtkWidget *widget);
213 static void gtk_recent_chooser_default_show_all (GtkWidget *widget);
214
215 static void set_current_filter        (GtkRecentChooserDefault *impl,
216                                        GtkRecentFilter         *filter);
217
218 static GtkIconTheme *get_icon_theme_for_widget (GtkWidget   *widget);
219 static gint          get_icon_size_for_widget  (GtkWidget   *widget,
220                                                 GtkIconSize  icon_size);
221 static gint          get_recent_files_limit    (GtkWidget   *widget);
222
223 static void reload_recent_items (GtkRecentChooserDefault *impl);
224 static void chooser_set_model   (GtkRecentChooserDefault *impl);
225
226 static void set_recent_manager (GtkRecentChooserDefault *impl,
227                                 GtkRecentManager        *manager);
228
229 static void chooser_set_sort_type (GtkRecentChooserDefault *impl,
230                                    GtkRecentSortType        sort_type);
231
232 static void recent_manager_changed_cb (GtkRecentManager  *manager,
233                                        gpointer           user_data);
234 static void recent_icon_data_func     (GtkTreeViewColumn *tree_column,
235                                        GtkCellRenderer   *cell,
236                                        GtkTreeModel      *model,
237                                        GtkTreeIter       *iter,
238                                        gpointer           user_data);
239 static void recent_meta_data_func     (GtkTreeViewColumn *tree_column,
240                                        GtkCellRenderer   *cell,
241                                        GtkTreeModel      *model,
242                                        GtkTreeIter       *iter,
243                                        gpointer           user_data);
244
245 static void selection_changed_cb      (GtkTreeSelection  *z,
246                                        gpointer           user_data);
247 static void row_activated_cb          (GtkTreeView       *tree_view,
248                                        GtkTreePath       *tree_path,
249                                        GtkTreeViewColumn *tree_column,
250                                        gpointer           user_data);
251 static void filter_combo_changed_cb   (GtkComboBox       *combo_box,
252                                        gpointer           user_data);
253
254 static void remove_all_activated_cb   (GtkMenuItem       *menu_item,
255                                        gpointer           user_data);
256 static void remove_item_activated_cb  (GtkMenuItem       *menu_item,
257                                        gpointer           user_data);
258 static void show_private_toggled_cb   (GtkCheckMenuItem  *menu_item,
259                                        gpointer           user_data);
260
261 static gboolean recent_view_popup_menu_cb   (GtkWidget      *widget,
262                                              gpointer        user_data);
263 static gboolean recent_view_button_press_cb (GtkWidget      *widget,
264                                              GdkEventButton *event,
265                                              gpointer        user_data);
266
267 static void     recent_view_drag_begin_cb         (GtkWidget        *widget,
268                                                    GdkDragContext   *context,
269                                                    gpointer          user_data);
270 static void     recent_view_drag_data_get_cb      (GtkWidget        *widget,
271                                                    GdkDragContext   *context,
272                                                    GtkSelectionData *selection_data,
273                                                    guint             info,
274                                                    guint32           time_,
275                                                    gpointer          data);
276 static gboolean recent_view_query_tooltip_cb      (GtkWidget        *widget,
277                                                    gint              x,
278                                                    gint              y,
279                                                    gboolean          keyboard_tip,
280                                                    GtkTooltip       *tooltip,
281                                                    gpointer          user_data);
282
283 static void gtk_recent_chooser_activatable_iface_init (GtkActivatableIface  *iface);
284 static void gtk_recent_chooser_update                 (GtkActivatable       *activatable,
285                                                        GtkAction            *action,
286                                                        const gchar          *property_name);
287 static void gtk_recent_chooser_sync_action_properties (GtkActivatable       *activatable,
288                                                        GtkAction            *action);
289
290 G_DEFINE_TYPE_WITH_CODE (GtkRecentChooserDefault,
291                          _gtk_recent_chooser_default,
292                          GTK_TYPE_BOX,
293                          G_IMPLEMENT_INTERFACE (GTK_TYPE_RECENT_CHOOSER,
294                                                 gtk_recent_chooser_iface_init)
295                          G_IMPLEMENT_INTERFACE (GTK_TYPE_ACTIVATABLE,
296                                                 gtk_recent_chooser_activatable_iface_init))
297
298
299 \f
300
301 static void
302 gtk_recent_chooser_iface_init (GtkRecentChooserIface *iface)
303 {
304   iface->set_current_uri = gtk_recent_chooser_default_set_current_uri;
305   iface->get_current_uri = gtk_recent_chooser_default_get_current_uri;
306   iface->select_uri = gtk_recent_chooser_default_select_uri;
307   iface->unselect_uri = gtk_recent_chooser_default_unselect_uri;
308   iface->select_all = gtk_recent_chooser_default_select_all;
309   iface->unselect_all = gtk_recent_chooser_default_unselect_all;
310   iface->get_items = gtk_recent_chooser_default_get_items;
311   iface->get_recent_manager = gtk_recent_chooser_default_get_recent_manager;
312   iface->set_sort_func = gtk_recent_chooser_default_set_sort_func;
313   iface->add_filter = gtk_recent_chooser_default_add_filter;
314   iface->remove_filter = gtk_recent_chooser_default_remove_filter;
315   iface->list_filters = gtk_recent_chooser_default_list_filters;
316 }
317
318 static void
319 gtk_recent_chooser_activatable_iface_init (GtkActivatableIface *iface)
320
321 {
322   iface->update = gtk_recent_chooser_update;
323   iface->sync_action_properties = gtk_recent_chooser_sync_action_properties;
324 }
325
326 static void
327 _gtk_recent_chooser_default_class_init (GtkRecentChooserDefaultClass *klass)
328 {
329   GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
330   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
331
332   gobject_class->constructor = gtk_recent_chooser_default_constructor;
333   gobject_class->set_property = gtk_recent_chooser_default_set_property;
334   gobject_class->get_property = gtk_recent_chooser_default_get_property;
335   gobject_class->dispose = gtk_recent_chooser_default_dispose;
336   gobject_class->finalize = gtk_recent_chooser_default_finalize;
337   
338   widget_class->map = gtk_recent_chooser_default_map;
339   widget_class->show_all = gtk_recent_chooser_default_show_all;
340   
341   _gtk_recent_chooser_install_properties (gobject_class);
342
343   g_object_class_override_property (gobject_class, PROP_ACTIVATABLE_RELATED_ACTION, "related-action");
344   g_object_class_override_property (gobject_class, PROP_ACTIVATABLE_USE_ACTION_APPEARANCE, "use-action-appearance");
345 }
346
347 static void
348 _gtk_recent_chooser_default_init (GtkRecentChooserDefault *impl)
349 {
350   gtk_box_set_spacing (GTK_BOX (impl), 6);
351
352   gtk_orientable_set_orientation (GTK_ORIENTABLE (impl),
353                                   GTK_ORIENTATION_VERTICAL);
354
355   /* by default, we use the global manager */
356   impl->local_manager = FALSE;
357
358   impl->limit = FALLBACK_ITEM_LIMIT;
359   impl->sort_type = GTK_RECENT_SORT_NONE;
360
361   impl->show_icons = TRUE;
362   impl->show_private = FALSE;
363   impl->show_not_found = TRUE;
364   impl->show_tips = FALSE;
365   impl->select_multiple = FALSE;
366   impl->local_only = TRUE;
367   
368   impl->icon_size = FALLBACK_ICON_SIZE;
369   impl->icon_theme = NULL;
370   
371   impl->current_filter = NULL;
372
373   impl->recent_items = NULL;
374   impl->n_recent_items = 0;
375   impl->loaded_items = 0;
376   
377   impl->load_state = LOAD_EMPTY;
378 }
379
380 static GObject *
381 gtk_recent_chooser_default_constructor (GType                  type,
382                                         guint                  n_params,
383                                         GObjectConstructParam *params)
384 {
385   GObjectClass *parent_class;
386   GtkRecentChooserDefault *impl;
387   GObject *object;
388   GtkWidget *scrollw;
389   GtkCellRenderer *renderer;
390
391   parent_class = G_OBJECT_CLASS (_gtk_recent_chooser_default_parent_class);
392   object = parent_class->constructor (type, n_params, params);
393   impl = GTK_RECENT_CHOOSER_DEFAULT (object);
394   
395   g_assert (impl->manager);
396   
397   gtk_widget_push_composite_child ();
398
399   impl->limit = get_recent_files_limit (GTK_WIDGET (impl));
400   
401   scrollw = gtk_scrolled_window_new (NULL, NULL);
402   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrollw),
403                                        GTK_SHADOW_IN);
404   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrollw),
405                                   GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
406   gtk_box_pack_start (GTK_BOX (impl), scrollw, TRUE, TRUE, 0);
407   gtk_widget_show (scrollw);
408   
409   impl->recent_view = gtk_tree_view_new ();
410   gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (impl->recent_view), FALSE);
411   g_signal_connect (impl->recent_view, "row-activated",
412                     G_CALLBACK (row_activated_cb), impl);
413   g_signal_connect (impl->recent_view, "popup-menu",
414                     G_CALLBACK (recent_view_popup_menu_cb), impl);
415   g_signal_connect (impl->recent_view, "button-press-event",
416                     G_CALLBACK (recent_view_button_press_cb), impl);
417   g_signal_connect (impl->recent_view, "drag-begin",
418                     G_CALLBACK (recent_view_drag_begin_cb), impl);
419   g_signal_connect (impl->recent_view, "drag-data-get",
420                     G_CALLBACK (recent_view_drag_data_get_cb), impl);
421
422   g_object_set (impl->recent_view, "has-tooltip", TRUE, NULL);
423   g_signal_connect (impl->recent_view, "query-tooltip",
424                     G_CALLBACK (recent_view_query_tooltip_cb), impl);
425
426   g_object_set_data (G_OBJECT (impl->recent_view),
427                      "GtkRecentChooserDefault", impl);
428   
429   gtk_container_add (GTK_CONTAINER (scrollw), impl->recent_view);
430   gtk_widget_show (impl->recent_view);
431   
432   impl->icon_column = gtk_tree_view_column_new ();
433   gtk_tree_view_column_set_expand (impl->icon_column, FALSE);
434   gtk_tree_view_column_set_resizable (impl->icon_column, FALSE);
435   
436   renderer = gtk_cell_renderer_pixbuf_new ();
437   g_object_set (renderer, "stock-size", GTK_ICON_SIZE_BUTTON, NULL);
438   gtk_tree_view_column_pack_start (impl->icon_column, renderer, FALSE);
439   gtk_tree_view_column_set_cell_data_func (impl->icon_column,
440                                            renderer,
441                                            recent_icon_data_func,
442                                            impl,
443                                            NULL);
444   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->recent_view),
445                                impl->icon_column);
446   
447   impl->meta_column = gtk_tree_view_column_new ();
448   gtk_tree_view_column_set_expand (impl->meta_column, TRUE);
449   gtk_tree_view_column_set_resizable (impl->meta_column, FALSE);
450   
451   impl->meta_renderer = gtk_cell_renderer_text_new ();
452   g_object_set (G_OBJECT (impl->meta_renderer),
453                 "ellipsize", PANGO_ELLIPSIZE_END,
454                 NULL);
455   gtk_tree_view_column_pack_start (impl->meta_column, impl->meta_renderer, TRUE);
456   gtk_tree_view_column_set_cell_data_func (impl->meta_column,
457                                            impl->meta_renderer,
458                                            recent_meta_data_func,
459                                            impl,
460                                            NULL);
461   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->recent_view),
462                                impl->meta_column);
463   
464   impl->selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->recent_view));
465   gtk_tree_selection_set_mode (impl->selection, GTK_SELECTION_SINGLE);
466   g_signal_connect (impl->selection, "changed", G_CALLBACK (selection_changed_cb), impl);
467
468   /* drag and drop */
469   gtk_drag_source_set (impl->recent_view,
470                        GDK_BUTTON1_MASK,
471                        NULL, 0,
472                        GDK_ACTION_COPY);
473   gtk_drag_source_add_uri_targets (impl->recent_view);
474
475   impl->filter_combo_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
476
477   impl->filter_combo = gtk_combo_box_text_new ();
478   gtk_combo_box_set_focus_on_click (GTK_COMBO_BOX (impl->filter_combo), FALSE);
479   g_signal_connect (impl->filter_combo, "changed",
480                     G_CALLBACK (filter_combo_changed_cb), impl);
481   gtk_widget_set_tooltip_text (impl->filter_combo,
482                                _("Select which type of documents are shown"));
483   
484   gtk_box_pack_end (GTK_BOX (impl->filter_combo_hbox),
485                     impl->filter_combo,
486                     FALSE, FALSE, 0);
487   gtk_widget_show (impl->filter_combo);
488   
489   gtk_box_pack_end (GTK_BOX (impl), impl->filter_combo_hbox, FALSE, FALSE, 0);
490   
491   gtk_widget_pop_composite_child ();
492   
493   impl->recent_store = gtk_list_store_new (N_RECENT_COLUMNS,
494                                            G_TYPE_STRING,       /* uri */
495                                            G_TYPE_STRING,       /* display_name */
496                                            GTK_TYPE_RECENT_INFO /* info */);
497   
498   return object;
499 }
500
501 static void
502 gtk_recent_chooser_default_set_property (GObject      *object,
503                                          guint         prop_id,
504                                          const GValue *value,
505                                          GParamSpec   *pspec)
506 {
507   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (object);
508   
509   switch (prop_id)
510     {
511     case GTK_RECENT_CHOOSER_PROP_RECENT_MANAGER:
512       set_recent_manager (impl, g_value_get_object (value));
513       break;
514     case GTK_RECENT_CHOOSER_PROP_SHOW_PRIVATE:
515       impl->show_private = g_value_get_boolean (value);
516       if (impl->recent_popup_menu_show_private_item)
517         {
518           GtkCheckMenuItem *item = GTK_CHECK_MENU_ITEM (impl->recent_popup_menu_show_private_item);
519           g_signal_handlers_block_by_func (item, G_CALLBACK (show_private_toggled_cb), impl);
520           gtk_check_menu_item_set_active (item, impl->show_private);
521           g_signal_handlers_unblock_by_func (item, G_CALLBACK (show_private_toggled_cb), impl);
522         }
523       reload_recent_items (impl);
524       break;
525     case GTK_RECENT_CHOOSER_PROP_SHOW_NOT_FOUND:
526       impl->show_not_found = g_value_get_boolean (value);
527       reload_recent_items (impl);
528       break;
529     case GTK_RECENT_CHOOSER_PROP_SHOW_TIPS:
530       impl->show_tips = g_value_get_boolean (value);
531       break;
532     case GTK_RECENT_CHOOSER_PROP_SHOW_ICONS:
533       impl->show_icons = g_value_get_boolean (value);
534       gtk_tree_view_column_set_visible (impl->icon_column, impl->show_icons);
535       break;
536     case GTK_RECENT_CHOOSER_PROP_SELECT_MULTIPLE:
537       impl->select_multiple = g_value_get_boolean (value);
538       
539       if (impl->select_multiple)
540         gtk_tree_selection_set_mode (impl->selection, GTK_SELECTION_MULTIPLE);
541       else
542         gtk_tree_selection_set_mode (impl->selection, GTK_SELECTION_SINGLE);
543       break;
544     case GTK_RECENT_CHOOSER_PROP_LOCAL_ONLY:
545       impl->local_only = g_value_get_boolean (value);
546       reload_recent_items (impl);
547       break;
548     case GTK_RECENT_CHOOSER_PROP_LIMIT:
549       impl->limit = g_value_get_int (value);
550       impl->limit_set = TRUE;
551       reload_recent_items (impl);
552       break;
553     case GTK_RECENT_CHOOSER_PROP_SORT_TYPE:
554       chooser_set_sort_type (impl, g_value_get_enum (value));
555       break;
556     case GTK_RECENT_CHOOSER_PROP_FILTER:
557       set_current_filter (impl, g_value_get_object (value));
558       break;
559     case PROP_ACTIVATABLE_RELATED_ACTION:
560       _gtk_recent_chooser_set_related_action (GTK_RECENT_CHOOSER (impl), g_value_get_object (value));
561       break;
562     case PROP_ACTIVATABLE_USE_ACTION_APPEARANCE: 
563       _gtk_recent_chooser_set_use_action_appearance (GTK_RECENT_CHOOSER (impl), g_value_get_boolean (value));
564       break;
565     default:
566       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
567       break;
568     }
569 }
570
571 static void
572 gtk_recent_chooser_default_get_property (GObject    *object,
573                                          guint       prop_id,
574                                          GValue     *value,
575                                          GParamSpec *pspec)
576 {
577   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (object);
578   
579   switch (prop_id)
580     {
581     case GTK_RECENT_CHOOSER_PROP_LIMIT:
582       g_value_set_int (value, impl->limit);
583       break;
584     case GTK_RECENT_CHOOSER_PROP_SORT_TYPE:
585       g_value_set_enum (value, impl->sort_type);
586       break;
587     case GTK_RECENT_CHOOSER_PROP_SHOW_PRIVATE:
588       g_value_set_boolean (value, impl->show_private);
589       break;
590     case GTK_RECENT_CHOOSER_PROP_SHOW_ICONS:
591       g_value_set_boolean (value, impl->show_icons);
592       break;
593     case GTK_RECENT_CHOOSER_PROP_SHOW_NOT_FOUND:
594       g_value_set_boolean (value, impl->show_not_found);
595       break;
596     case GTK_RECENT_CHOOSER_PROP_SHOW_TIPS:
597       g_value_set_boolean (value, impl->show_tips);
598       break;
599     case GTK_RECENT_CHOOSER_PROP_LOCAL_ONLY:
600       g_value_set_boolean (value, impl->local_only);
601       break;
602     case GTK_RECENT_CHOOSER_PROP_SELECT_MULTIPLE:
603       g_value_set_boolean (value, impl->select_multiple);
604       break;
605     case GTK_RECENT_CHOOSER_PROP_FILTER:
606       g_value_set_object (value, impl->current_filter);
607       break;
608     case PROP_ACTIVATABLE_RELATED_ACTION:
609       g_value_set_object (value, _gtk_recent_chooser_get_related_action (GTK_RECENT_CHOOSER (impl)));
610       break;
611     case PROP_ACTIVATABLE_USE_ACTION_APPEARANCE: 
612       g_value_set_boolean (value, _gtk_recent_chooser_get_use_action_appearance (GTK_RECENT_CHOOSER (impl)));
613       break;
614     default:
615       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
616       break;
617     }
618 }
619
620 static void
621 gtk_recent_chooser_default_dispose (GObject *object)
622 {
623   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (object);
624
625   if (impl->load_id)
626     {
627       g_source_remove (impl->load_id);
628       impl->load_state = LOAD_EMPTY;
629       impl->load_id = 0;
630     }
631
632   if (impl->recent_items)
633     {
634       g_list_foreach (impl->recent_items, (GFunc) gtk_recent_info_unref, NULL);
635       g_list_free (impl->recent_items);
636       impl->recent_items = NULL;
637     }
638
639   if (impl->manager && impl->manager_changed_id)
640     {
641       g_signal_handler_disconnect (impl->manager, impl->manager_changed_id);
642       impl->manager_changed_id = 0;
643     }
644
645   if (impl->filters)
646     {
647       g_slist_foreach (impl->filters, (GFunc) g_object_unref, NULL);
648       g_slist_free (impl->filters);
649       impl->filters = NULL;
650     }
651   
652   if (impl->current_filter)
653     {
654       g_object_unref (impl->current_filter);
655       impl->current_filter = NULL;
656     }
657
658   if (impl->recent_store)
659     {
660       g_object_unref (impl->recent_store);
661       impl->recent_store = NULL;
662     }
663
664   G_OBJECT_CLASS (_gtk_recent_chooser_default_parent_class)->dispose (object);
665 }
666
667 static void
668 gtk_recent_chooser_default_finalize (GObject *object)
669 {
670   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (object);
671
672   impl->manager = NULL; 
673   
674   if (impl->sort_data_destroy)
675     {
676       impl->sort_data_destroy (impl->sort_data);
677       impl->sort_data_destroy = NULL;
678     }
679   
680   impl->sort_data = NULL;
681   impl->sort_func = NULL;
682   
683   G_OBJECT_CLASS (_gtk_recent_chooser_default_parent_class)->finalize (object);
684 }
685
686 /* override GtkWidget::show_all since we have internal widgets we wish to keep
687  * hidden unless we decide otherwise, like the filter combo box.
688  */
689 static void
690 gtk_recent_chooser_default_show_all (GtkWidget *widget)
691 {
692   gtk_widget_show (widget);
693 }
694
695
696
697 /* Shows an error dialog set as transient for the specified window */
698 static void
699 error_message_with_parent (GtkWindow   *parent,
700                            const gchar *msg,
701                            const gchar *detail)
702 {
703   GtkWidget *dialog;
704
705   dialog = gtk_message_dialog_new (parent,
706                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
707                                    GTK_MESSAGE_ERROR,
708                                    GTK_BUTTONS_OK,
709                                    "%s",
710                                    msg);
711   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
712                                             "%s", detail);
713
714   if (gtk_window_has_group (parent))
715     gtk_window_group_add_window (gtk_window_get_group (parent),
716                                  GTK_WINDOW (dialog));
717
718   gtk_dialog_run (GTK_DIALOG (dialog));
719   gtk_widget_destroy (dialog);
720 }
721
722 /* Returns a toplevel GtkWindow, or NULL if none */
723 static GtkWindow *
724 get_toplevel (GtkWidget *widget)
725 {
726   GtkWidget *toplevel;
727
728   toplevel = gtk_widget_get_toplevel (widget);
729   if (!gtk_widget_is_toplevel (toplevel))
730     return NULL;
731   else
732     return GTK_WINDOW (toplevel);
733 }
734
735 /* Shows an error dialog for the file chooser */
736 static void
737 error_message (GtkRecentChooserDefault *impl,
738                const gchar             *msg,
739                const gchar             *detail)
740 {
741   error_message_with_parent (get_toplevel (GTK_WIDGET (impl)), msg, detail);
742 }
743
744 static void
745 set_busy_cursor (GtkRecentChooserDefault *impl,
746                  gboolean                 show_busy_cursor)
747 {
748   GtkWindow *toplevel;
749   GdkDisplay *display;
750   GdkCursor *cursor;
751
752   toplevel = get_toplevel (GTK_WIDGET (impl));
753   if (!toplevel || !gtk_widget_get_realized (GTK_WIDGET (toplevel)))
754     return;
755   
756   display = gtk_widget_get_display (GTK_WIDGET (toplevel));
757   
758   cursor = NULL;
759   if (show_busy_cursor)
760     cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
761
762   gdk_window_set_cursor (gtk_widget_get_window (GTK_WIDGET (toplevel)),
763                          cursor);
764   gdk_display_flush (display);
765
766   if (cursor)
767     g_object_unref (cursor);
768 }
769
770 static void
771 chooser_set_model (GtkRecentChooserDefault *impl)
772 {
773   g_assert (impl->recent_store != NULL);
774   g_assert (impl->load_state == LOAD_LOADING);
775
776   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->recent_view),
777                            GTK_TREE_MODEL (impl->recent_store));
778   gtk_tree_view_columns_autosize (GTK_TREE_VIEW (impl->recent_view));
779   gtk_tree_view_set_enable_search (GTK_TREE_VIEW (impl->recent_view), TRUE);
780   gtk_tree_view_set_search_column (GTK_TREE_VIEW (impl->recent_view),
781                                    RECENT_DISPLAY_NAME_COLUMN);
782
783   impl->load_state = LOAD_FINISHED;
784 }
785
786 static gboolean
787 load_recent_items (gpointer user_data)
788 {
789   GtkRecentChooserDefault *impl;
790   GtkRecentInfo *info;
791   GtkTreeIter iter;
792   const gchar *uri, *name;
793   gboolean retval;
794   
795   impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
796   
797   g_assert ((impl->load_state == LOAD_EMPTY) ||
798             (impl->load_state == LOAD_PRELOAD));
799   
800   /* store the items for multiple runs */
801   if (!impl->recent_items)
802     {
803       impl->recent_items = gtk_recent_chooser_get_items (GTK_RECENT_CHOOSER (impl));
804       if (!impl->recent_items)
805         {
806           impl->load_state = LOAD_FINISHED;
807           
808           return FALSE;
809         }
810         
811       impl->n_recent_items = g_list_length (impl->recent_items);
812       impl->loaded_items = 0;
813       impl->load_state = LOAD_PRELOAD;
814     }
815   
816   info = (GtkRecentInfo *) g_list_nth_data (impl->recent_items,
817                                             impl->loaded_items);
818   g_assert (info);
819
820   uri = gtk_recent_info_get_uri (info);
821   name = gtk_recent_info_get_display_name (info);
822   
823   /* at this point, everything goes inside the model; operations on the
824    * visualization of items inside the model are done in the cell data
825    * funcs (remember that there are two of those: one for the icon and
826    * one for the text), while the filtering is done only when a filter
827    * is actually loaded. */
828   gtk_list_store_append (impl->recent_store, &iter);
829   gtk_list_store_set (impl->recent_store, &iter,
830                       RECENT_URI_COLUMN, uri,           /* uri  */
831                       RECENT_DISPLAY_NAME_COLUMN, name, /* display_name */
832                       RECENT_INFO_COLUMN, info,         /* info */
833                       -1);
834   
835   impl->loaded_items += 1;
836
837   if (impl->loaded_items == impl->n_recent_items)
838     {
839       /* we have finished loading, so we remove the items cache */
840       impl->load_state = LOAD_LOADING;
841       
842       g_list_foreach (impl->recent_items,
843                       (GFunc) gtk_recent_info_unref,
844                       NULL);
845       g_list_free (impl->recent_items);
846       
847       impl->recent_items = NULL;
848       impl->n_recent_items = 0;
849       impl->loaded_items = 0;
850
851       /* load the filled up model */
852       chooser_set_model (impl);
853
854       retval = FALSE;
855     }
856   else
857     {
858       /* we did not finish, so continue loading */
859       retval = TRUE;
860     }
861   
862   return retval;
863 }
864
865 static void
866 cleanup_after_load (gpointer user_data)
867 {
868   GtkRecentChooserDefault *impl;
869   
870   impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
871
872   if (impl->load_id != 0)
873     {
874       g_assert ((impl->load_state == LOAD_EMPTY) ||
875                 (impl->load_state == LOAD_PRELOAD) ||
876                 (impl->load_state == LOAD_LOADING) ||
877                 (impl->load_state == LOAD_FINISHED));
878       
879       /* we have officialy finished loading all the items,
880        * so we can reset the state machine
881        */
882       g_source_remove (impl->load_id);
883       impl->load_id = 0;
884       impl->load_state = LOAD_EMPTY;
885     }
886   else
887     g_assert ((impl->load_state == LOAD_EMPTY) ||
888               (impl->load_state == LOAD_LOADING) ||
889               (impl->load_state == LOAD_FINISHED));
890
891   set_busy_cursor (impl, FALSE);
892 }
893
894 /* clears the current model and reloads the recently used resources */
895 static void
896 reload_recent_items (GtkRecentChooserDefault *impl)
897 {
898   GtkWidget *widget;
899
900   /* reload is already in progress - do not disturb */
901   if (impl->load_id)
902     return;
903   
904   widget = GTK_WIDGET (impl);
905
906   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->recent_view), NULL);
907   gtk_list_store_clear (impl->recent_store);
908   
909   if (!impl->icon_theme)
910     impl->icon_theme = get_icon_theme_for_widget (widget);
911
912   impl->icon_size = get_icon_size_for_widget (widget,
913                                               GTK_ICON_SIZE_BUTTON);
914
915   if (!impl->limit_set)
916     impl->limit = get_recent_files_limit (widget);
917
918   set_busy_cursor (impl, TRUE);
919
920   impl->load_state = LOAD_EMPTY;
921   impl->load_id = gdk_threads_add_idle_full (G_PRIORITY_HIGH_IDLE + 30,
922                                              load_recent_items,
923                                              impl,
924                                              cleanup_after_load);
925 }
926
927 /* taken form gtkfilechooserdialog.c */
928 static void
929 set_default_size (GtkRecentChooserDefault *impl)
930 {
931   GtkScrolledWindow *scrollw;
932   GtkWidget *widget;
933   gint width, height;
934   gint font_size;
935   GdkScreen *screen;
936   gint monitor_num;
937   GtkRequisition req;
938   GdkRectangle monitor;
939   GtkStyleContext *context;
940   GtkStateFlags state;
941
942   widget = GTK_WIDGET (impl);
943   context = gtk_widget_get_style_context (widget);
944   state = gtk_widget_get_state_flags (widget);
945
946   /* Size based on characters and the icon size */
947   font_size = pango_font_description_get_size (gtk_style_context_get_font (context, state));
948   font_size = PANGO_PIXELS (font_size);
949
950   width = impl->icon_size + font_size * NUM_CHARS;
951   height = (impl->icon_size + font_size) * NUM_LINES;
952
953   /* Use at least the requisition size... */
954   gtk_widget_get_preferred_size (widget, &req, NULL);
955   width = MAX (width, req.width);
956   height = MAX (height, req.height);
957
958   /* ... but no larger than the monitor */
959   screen = gtk_widget_get_screen (widget);
960   monitor_num = gdk_screen_get_monitor_at_window (screen,
961                                                   gtk_widget_get_window (widget));
962
963   gdk_screen_get_monitor_workarea (screen, monitor_num, &monitor);
964
965   width = MIN (width, monitor.width * 3 / 4);
966   height = MIN (height, monitor.height * 3 / 4);
967
968   /* Set size */
969   scrollw = GTK_SCROLLED_WINDOW (gtk_widget_get_parent (impl->recent_view));
970   gtk_scrolled_window_set_min_content_width (scrollw, width);
971   gtk_scrolled_window_set_min_content_height (scrollw, height);
972 }
973
974 static void
975 gtk_recent_chooser_default_map (GtkWidget *widget)
976 {
977   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (widget);
978
979   GTK_WIDGET_CLASS (_gtk_recent_chooser_default_parent_class)->map (widget);
980
981   /* reloads everything */
982   reload_recent_items (impl);
983
984   set_default_size (impl);
985 }
986
987 static void
988 recent_icon_data_func (GtkTreeViewColumn *tree_column,
989                        GtkCellRenderer   *cell,
990                        GtkTreeModel      *model,
991                        GtkTreeIter       *iter,
992                        gpointer           user_data)
993 {
994   GtkRecentInfo *info = NULL;
995   GIcon *icon;
996
997   gtk_tree_model_get (model, iter, RECENT_INFO_COLUMN, &info, -1);
998   g_assert (info != NULL);
999
1000   icon = gtk_recent_info_get_gicon (info);
1001   g_object_set (cell, "gicon", icon, NULL);
1002
1003   if (icon != NULL)
1004     g_object_unref (icon);
1005
1006   gtk_recent_info_unref (info);
1007 }
1008
1009 static void
1010 recent_meta_data_func (GtkTreeViewColumn *tree_column,
1011                        GtkCellRenderer   *cell,
1012                        GtkTreeModel      *model,
1013                        GtkTreeIter       *iter,
1014                        gpointer           user_data)
1015 {
1016   GtkRecentInfo *info = NULL;
1017   gchar *name;
1018   
1019   gtk_tree_model_get (model, iter,
1020                       RECENT_DISPLAY_NAME_COLUMN, &name,
1021                       RECENT_INFO_COLUMN, &info,
1022                       -1);
1023   g_assert (info != NULL);
1024   
1025   if (!name)
1026     name = gtk_recent_info_get_short_name (info);
1027
1028   g_object_set (cell, "text", name, NULL);
1029   
1030   g_free (name);
1031   gtk_recent_info_unref (info);
1032 }
1033
1034
1035 static gchar *
1036 gtk_recent_chooser_default_get_current_uri (GtkRecentChooser *chooser)
1037 {
1038   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1039   
1040   g_assert (impl->selection != NULL);
1041   
1042   if (!impl->select_multiple)
1043     {
1044       GtkTreeModel *model;
1045       GtkTreeIter iter;
1046       gchar *uri = NULL;
1047       
1048       if (!gtk_tree_selection_get_selected (impl->selection, &model, &iter))
1049         return NULL;
1050       
1051       gtk_tree_model_get (model, &iter, RECENT_URI_COLUMN, &uri, -1);
1052       
1053       return uri;
1054     }
1055   
1056   return NULL;
1057 }
1058
1059 typedef struct
1060 {
1061   guint found : 1;
1062   guint do_select : 1;
1063   guint do_activate : 1;
1064   
1065   gchar *uri;
1066   
1067   GtkRecentChooserDefault *impl;
1068 } SelectURIData;
1069
1070 static gboolean
1071 scan_for_uri_cb (GtkTreeModel *model,
1072                  GtkTreePath  *path,
1073                  GtkTreeIter  *iter,
1074                  gpointer      user_data)
1075 {
1076   SelectURIData *select_data = (SelectURIData *) user_data;
1077   gchar *uri = NULL;
1078   
1079   if (!select_data)
1080     return TRUE;
1081   
1082   if (select_data->found)
1083     return TRUE;
1084   
1085   gtk_tree_model_get (model, iter, RECENT_URI_COLUMN, &uri, -1);
1086   if (!uri)
1087     return FALSE;
1088   
1089   if (strcmp (uri, select_data->uri) == 0)
1090     {
1091       select_data->found = TRUE;
1092       
1093       if (select_data->do_activate)
1094         gtk_tree_view_row_activated (GTK_TREE_VIEW (select_data->impl->recent_view),
1095                                      path,
1096                                      select_data->impl->meta_column);
1097       
1098       if (select_data->do_select)
1099         gtk_tree_selection_select_path (select_data->impl->selection, path);
1100       else
1101         gtk_tree_selection_unselect_path (select_data->impl->selection, path);
1102
1103       g_free (uri);
1104       
1105       return TRUE;
1106     }
1107
1108   g_free (uri);
1109   
1110   return FALSE;
1111 }
1112
1113 static gboolean
1114 gtk_recent_chooser_default_set_current_uri (GtkRecentChooser  *chooser,
1115                                             const gchar       *uri,
1116                                             GError           **error)
1117 {
1118   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1119   SelectURIData *data;
1120   
1121   data = g_new0 (SelectURIData, 1);
1122   data->uri = g_strdup (uri);
1123   data->impl = impl;
1124   data->found = FALSE;
1125   data->do_activate = TRUE;
1126   data->do_select = TRUE;
1127   
1128   gtk_tree_model_foreach (GTK_TREE_MODEL (impl->recent_store),
1129                           scan_for_uri_cb,
1130                           data);
1131   
1132   if (!data->found)
1133     {
1134       g_free (data->uri);
1135       g_free (data);
1136       
1137       g_set_error (error, GTK_RECENT_CHOOSER_ERROR,
1138                    GTK_RECENT_CHOOSER_ERROR_NOT_FOUND,
1139                    _("No item for URI '%s' found"),
1140                    uri);
1141       return FALSE;
1142     }
1143   
1144   g_free (data->uri);
1145   g_free (data);
1146
1147   return TRUE;
1148 }
1149
1150 static gboolean
1151 gtk_recent_chooser_default_select_uri (GtkRecentChooser  *chooser,
1152                                        const gchar       *uri,
1153                                        GError           **error)
1154 {
1155   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1156   SelectURIData *data;
1157   
1158   data = g_new0 (SelectURIData, 1);
1159   data->uri = g_strdup (uri);
1160   data->impl = impl;
1161   data->found = FALSE;
1162   data->do_activate = FALSE;
1163   data->do_select = TRUE;
1164   
1165   gtk_tree_model_foreach (GTK_TREE_MODEL (impl->recent_store),
1166                           scan_for_uri_cb,
1167                           data);
1168   
1169   if (!data->found)
1170     {
1171       g_free (data->uri);
1172       g_free (data);
1173       
1174       g_set_error (error, GTK_RECENT_CHOOSER_ERROR,
1175                    GTK_RECENT_CHOOSER_ERROR_NOT_FOUND,
1176                    _("No item for URI '%s' found"),
1177                    uri);
1178       return FALSE;
1179     }
1180   
1181   g_free (data->uri);
1182   g_free (data);
1183
1184   return TRUE;
1185 }
1186
1187 static void
1188 gtk_recent_chooser_default_unselect_uri (GtkRecentChooser *chooser,
1189                                          const gchar      *uri)
1190 {
1191   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1192   SelectURIData *data;
1193   
1194   data = g_new0 (SelectURIData, 1);
1195   data->uri = g_strdup (uri);
1196   data->impl = impl;
1197   data->found = FALSE;
1198   data->do_activate = FALSE;
1199   data->do_select = FALSE;
1200   
1201   gtk_tree_model_foreach (GTK_TREE_MODEL (impl->recent_store),
1202                           scan_for_uri_cb,
1203                           data);
1204   
1205   g_free (data->uri);
1206   g_free (data);
1207 }
1208
1209 static void
1210 gtk_recent_chooser_default_select_all (GtkRecentChooser *chooser)
1211 {
1212   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1213   
1214   if (!impl->select_multiple)
1215     return;
1216   
1217   gtk_tree_selection_select_all (impl->selection);
1218 }
1219
1220 static void
1221 gtk_recent_chooser_default_unselect_all (GtkRecentChooser *chooser)
1222 {
1223   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1224   
1225   gtk_tree_selection_unselect_all (impl->selection);
1226 }
1227
1228 static void
1229 gtk_recent_chooser_default_set_sort_func (GtkRecentChooser  *chooser,
1230                                           GtkRecentSortFunc  sort_func,
1231                                           gpointer           sort_data,
1232                                           GDestroyNotify     data_destroy)
1233 {
1234   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1235   
1236   if (impl->sort_data_destroy)
1237     {
1238       impl->sort_data_destroy (impl->sort_data);
1239       impl->sort_data_destroy = NULL;
1240     }
1241       
1242   impl->sort_func = NULL;
1243   impl->sort_data = NULL;
1244   
1245   if (sort_func)
1246     {
1247       impl->sort_func = sort_func;
1248       impl->sort_data = sort_data;
1249       impl->sort_data_destroy = data_destroy;
1250     }
1251 }
1252
1253 static GList *
1254 gtk_recent_chooser_default_get_items (GtkRecentChooser *chooser)
1255 {
1256   GtkRecentChooserDefault *impl;
1257
1258   impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1259
1260   return _gtk_recent_chooser_get_items (chooser,
1261                                         impl->current_filter,
1262                                         impl->sort_func,
1263                                         impl->sort_data);
1264 }
1265
1266 static GtkRecentManager *
1267 gtk_recent_chooser_default_get_recent_manager (GtkRecentChooser *chooser)
1268 {
1269   return GTK_RECENT_CHOOSER_DEFAULT (chooser)->manager;
1270 }
1271
1272 static void
1273 show_filters (GtkRecentChooserDefault *impl,
1274               gboolean                 show)
1275 {
1276   if (show)
1277     gtk_widget_show (impl->filter_combo_hbox);
1278   else
1279     gtk_widget_hide (impl->filter_combo_hbox);
1280 }
1281
1282 static void
1283 gtk_recent_chooser_default_add_filter (GtkRecentChooser *chooser,
1284                                        GtkRecentFilter  *filter)
1285 {
1286   GtkRecentChooserDefault *impl;
1287   const gchar *name;
1288
1289   impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1290   
1291   if (g_slist_find (impl->filters, filter))
1292     {
1293       g_warning ("gtk_recent_chooser_add_filter() called on filter already in list\n");
1294       return;
1295     }
1296   
1297   g_object_ref_sink (filter);
1298   impl->filters = g_slist_append (impl->filters, filter);
1299   
1300   /* display new filter */
1301   name = gtk_recent_filter_get_name (filter);
1302   if (!name)
1303     name = _("Untitled filter");
1304
1305   gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (impl->filter_combo), name);
1306
1307   if (!g_slist_find (impl->filters, impl->current_filter))
1308     set_current_filter (impl, filter);
1309   
1310   show_filters (impl, TRUE);
1311 }
1312
1313 static void
1314 gtk_recent_chooser_default_remove_filter (GtkRecentChooser *chooser,
1315                                           GtkRecentFilter  *filter)
1316 {
1317   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1318   GtkTreeModel *model;
1319   GtkTreeIter iter;
1320   gint filter_idx;
1321   
1322   filter_idx = g_slist_index (impl->filters, filter);
1323   
1324   if (filter_idx < 0)
1325     {
1326       g_warning ("gtk_recent_chooser_remove_filter() called on filter not in list\n");
1327       return;  
1328     }
1329   
1330   impl->filters = g_slist_remove (impl->filters, filter);
1331   
1332   if (filter == impl->current_filter)
1333     {
1334       if (impl->filters)
1335         set_current_filter (impl, impl->filters->data);
1336       else
1337         set_current_filter (impl, NULL);
1338     }
1339   
1340   model = gtk_combo_box_get_model (GTK_COMBO_BOX (impl->filter_combo));
1341   gtk_tree_model_iter_nth_child (model, &iter, NULL, filter_idx);
1342   gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
1343   
1344   g_object_unref (filter);
1345   
1346   if (!impl->filters)
1347     show_filters (impl, FALSE);
1348 }
1349
1350 static GSList *
1351 gtk_recent_chooser_default_list_filters (GtkRecentChooser *chooser)
1352 {
1353   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1354   
1355   return g_slist_copy (impl->filters);
1356 }
1357
1358 static void
1359 set_current_filter (GtkRecentChooserDefault *impl,
1360                     GtkRecentFilter         *filter)
1361 {
1362   if (impl->current_filter != filter)
1363     {
1364       gint filter_idx;
1365       
1366       filter_idx = g_slist_index (impl->filters, filter);
1367       if (impl->filters && filter && filter_idx < 0)
1368         return;
1369       
1370       if (impl->current_filter)
1371         g_object_unref (impl->current_filter);
1372       
1373       impl->current_filter = filter;
1374       
1375       if (impl->current_filter)     
1376         {
1377           g_object_ref_sink (impl->current_filter);
1378         }
1379       
1380       if (impl->filters)
1381         gtk_combo_box_set_active (GTK_COMBO_BOX (impl->filter_combo),
1382                                   filter_idx);
1383       
1384       if (impl->recent_store)
1385         reload_recent_items (impl);
1386
1387       g_object_notify (G_OBJECT (impl), "filter");
1388     }
1389 }
1390
1391 static void
1392 chooser_set_sort_type (GtkRecentChooserDefault *impl,
1393                        GtkRecentSortType        sort_type)
1394 {
1395   if (impl->sort_type != sort_type)
1396     {
1397       impl->sort_type = sort_type;
1398       reload_recent_items (impl);
1399
1400       g_object_notify (G_OBJECT (impl), "sort-type");
1401     }
1402 }
1403
1404
1405 static GtkIconTheme *
1406 get_icon_theme_for_widget (GtkWidget *widget)
1407 {
1408   if (gtk_widget_has_screen (widget))
1409     return gtk_icon_theme_get_for_screen (gtk_widget_get_screen (widget));
1410
1411   return gtk_icon_theme_get_default ();
1412 }
1413
1414 static gint
1415 get_icon_size_for_widget (GtkWidget   *widget,
1416                           GtkIconSize  icon_size)
1417 {
1418   GtkSettings *settings;
1419   gint width, height;
1420
1421   if (gtk_widget_has_screen (widget))
1422     settings = gtk_settings_get_for_screen (gtk_widget_get_screen (widget));
1423   else
1424     settings = gtk_settings_get_default ();
1425
1426   if (gtk_icon_size_lookup_for_settings (settings, icon_size,
1427                                          &width, &height))
1428     return MAX (width, height);
1429
1430   return FALLBACK_ICON_SIZE;
1431 }
1432
1433 static gint
1434 get_recent_files_limit (GtkWidget *widget)
1435 {
1436   GtkSettings *settings;
1437   gint limit;
1438
1439   if (gtk_widget_has_screen (widget))
1440     settings = gtk_settings_get_for_screen (gtk_widget_get_screen (widget));
1441   else
1442     settings = gtk_settings_get_default ();
1443   
1444   g_object_get (G_OBJECT (settings), "gtk-recent-files-limit", &limit, NULL);
1445
1446   return limit;
1447 }
1448
1449 static void
1450 recent_manager_changed_cb (GtkRecentManager *manager,
1451                            gpointer          user_data)
1452 {
1453   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1454
1455   reload_recent_items (impl);
1456 }
1457
1458 static void
1459 selection_changed_cb (GtkTreeSelection *selection,
1460                       gpointer          user_data)
1461 {
1462   _gtk_recent_chooser_selection_changed (GTK_RECENT_CHOOSER (user_data));
1463 }
1464
1465 static void
1466 row_activated_cb (GtkTreeView       *tree_view,
1467                   GtkTreePath       *tree_path,
1468                   GtkTreeViewColumn *tree_column,
1469                   gpointer           user_data)
1470 {
1471   _gtk_recent_chooser_item_activated (GTK_RECENT_CHOOSER (user_data));
1472 }
1473
1474 static void
1475 filter_combo_changed_cb (GtkComboBox *combo_box,
1476                          gpointer     user_data)
1477 {
1478   GtkRecentChooserDefault *impl;
1479   gint new_index;
1480   GtkRecentFilter *filter;
1481   
1482   impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1483   
1484   new_index = gtk_combo_box_get_active (combo_box);
1485   filter = g_slist_nth_data (impl->filters, new_index);
1486   
1487   set_current_filter (impl, filter);
1488 }
1489
1490 static GdkPixbuf *
1491 get_drag_pixbuf (GtkRecentChooserDefault *impl)
1492 {
1493   GtkRecentInfo *info;
1494   GdkPixbuf *retval;
1495   gint size;
1496   
1497   g_assert (GTK_IS_RECENT_CHOOSER_DEFAULT (impl));
1498
1499   info = gtk_recent_chooser_get_current_item (GTK_RECENT_CHOOSER (impl));
1500   if (!info)
1501     return NULL;
1502
1503   size = get_icon_size_for_widget (GTK_WIDGET (impl), GTK_ICON_SIZE_DND);
1504
1505   retval = gtk_recent_info_get_icon (info, size);
1506   gtk_recent_info_unref (info);
1507
1508   return retval;
1509 }
1510
1511 static void
1512 recent_view_drag_begin_cb (GtkWidget      *widget,
1513                            GdkDragContext *context,
1514                            gpointer        user_data)
1515 {
1516   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1517   GdkPixbuf *pixbuf;
1518
1519   pixbuf = get_drag_pixbuf (impl);
1520   if (pixbuf)
1521     {
1522       gtk_drag_set_icon_pixbuf (context, pixbuf, 0, 0);
1523       g_object_unref (pixbuf);
1524     }
1525   else
1526     gtk_drag_set_icon_default (context);
1527 }
1528
1529 typedef struct
1530 {
1531   gchar **uri_list;
1532   gsize next_pos;
1533 } DragData;
1534
1535 static void
1536 append_uri_to_urilist (GtkTreeModel *model,
1537                        GtkTreePath  *path,
1538                        GtkTreeIter  *iter,
1539                        gpointer      user_data)
1540 {
1541   DragData *drag_data = (DragData *) user_data;
1542   GtkTreeModel *child_model;
1543   GtkTreeIter child_iter;
1544   gchar *uri = NULL;
1545   gsize pos;
1546
1547   child_model = gtk_tree_model_filter_get_model (GTK_TREE_MODEL_FILTER (model));
1548   gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER (model),
1549                                                     &child_iter,
1550                                                     iter);
1551   gtk_tree_model_get (child_model, &child_iter,
1552                       RECENT_URI_COLUMN, &uri,
1553                       -1);
1554   g_assert (uri != NULL);
1555
1556   pos = drag_data->next_pos;
1557   drag_data->uri_list[pos] = g_strdup (uri);
1558   drag_data->next_pos = pos + 1;
1559 }
1560
1561 static void
1562 recent_view_drag_data_get_cb (GtkWidget        *widget,
1563                               GdkDragContext   *context,
1564                               GtkSelectionData *selection_data,
1565                               guint             info,
1566                               guint32           time_,
1567                               gpointer          data)
1568 {
1569   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (data);
1570   DragData drag_data;
1571   gsize n_uris;
1572   
1573   n_uris = gtk_tree_selection_count_selected_rows (impl->selection);
1574   if (n_uris == 0)
1575     return;
1576
1577   drag_data.uri_list = g_new0 (gchar *, n_uris + 1);
1578   drag_data.next_pos = 0;
1579   
1580   gtk_tree_selection_selected_foreach (impl->selection,
1581                                        append_uri_to_urilist,
1582                                        &drag_data);
1583   
1584   gtk_selection_data_set_uris (selection_data, drag_data.uri_list);
1585
1586   g_strfreev (drag_data.uri_list);
1587 }
1588
1589 static gboolean
1590 recent_view_query_tooltip_cb (GtkWidget  *widget,
1591                               gint        x,
1592                               gint        y,
1593                               gboolean    keyboard_tip,
1594                               GtkTooltip *tooltip,
1595                               gpointer    user_data)
1596 {
1597   GtkRecentChooserDefault *impl = user_data;
1598   GtkTreeView *tree_view;
1599   GtkTreeIter iter;
1600   GtkTreePath *path = NULL;
1601   GtkRecentInfo *info = NULL;
1602   gchar *uri_display;
1603
1604   if (!impl->show_tips)
1605     return FALSE;
1606
1607   tree_view = GTK_TREE_VIEW (impl->recent_view);
1608
1609   gtk_tree_view_get_tooltip_context (tree_view,
1610                                      &x, &y,
1611                                      keyboard_tip,
1612                                      NULL, &path, NULL);
1613   if (!path)
1614     return FALSE;
1615
1616   if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (impl->recent_store), &iter, path))
1617     {
1618       gtk_tree_path_free (path);
1619       return FALSE;
1620     }
1621
1622   gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_store), &iter,
1623                       RECENT_INFO_COLUMN, &info,
1624                       -1);
1625
1626   uri_display = gtk_recent_info_get_uri_display (info);
1627   
1628   gtk_tooltip_set_text (tooltip, uri_display);
1629   gtk_tree_view_set_tooltip_row (tree_view, tooltip, path);
1630
1631   g_free (uri_display);
1632   gtk_tree_path_free (path);
1633   gtk_recent_info_unref (info);
1634
1635   return TRUE;
1636 }
1637
1638 static void
1639 remove_selected_from_list (GtkRecentChooserDefault *impl)
1640 {
1641   gchar *uri;
1642   GError *err;
1643   
1644   if (impl->select_multiple)
1645     return;
1646   
1647   uri = gtk_recent_chooser_get_current_uri (GTK_RECENT_CHOOSER (impl));
1648   if (!uri)
1649     return;
1650   
1651   err = NULL;
1652   if (!gtk_recent_manager_remove_item (impl->manager, uri, &err))
1653     {
1654       gchar *msg;
1655    
1656       msg = g_strdup (_("Could not remove item"));
1657       error_message (impl, msg, err->message);
1658       
1659       g_free (msg);
1660       g_error_free (err);
1661     }
1662   
1663   g_free (uri);
1664 }
1665
1666 static void
1667 copy_activated_cb (GtkMenuItem *menu_item,
1668                    gpointer     user_data)
1669 {
1670   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1671   GtkRecentInfo *info;
1672   gchar *utf8_uri;
1673
1674   info = gtk_recent_chooser_get_current_item (GTK_RECENT_CHOOSER (impl));
1675   if (!info)
1676     return;
1677
1678   utf8_uri = gtk_recent_info_get_uri_display (info);
1679   
1680   gtk_clipboard_set_text (gtk_widget_get_clipboard (GTK_WIDGET (impl),
1681                                                     GDK_SELECTION_CLIPBOARD),
1682                           utf8_uri, -1);
1683
1684   gtk_recent_info_unref (info);
1685   g_free (utf8_uri);
1686 }
1687
1688 static void
1689 remove_all_activated_cb (GtkMenuItem *menu_item,
1690                          gpointer     user_data)
1691 {
1692   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1693   GError *err = NULL;
1694   
1695   gtk_recent_manager_purge_items (impl->manager, &err);
1696   if (err)
1697     {
1698        gchar *msg;
1699
1700        msg = g_strdup (_("Could not clear list"));
1701
1702        error_message (impl, msg, err->message);
1703        
1704        g_free (msg);
1705        g_error_free (err);
1706     }
1707 }
1708
1709 static void
1710 remove_item_activated_cb (GtkMenuItem *menu_item,
1711                           gpointer     user_data)
1712 {
1713   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1714   
1715   remove_selected_from_list (impl);
1716 }
1717
1718 static void
1719 show_private_toggled_cb (GtkCheckMenuItem *menu_item,
1720                          gpointer          user_data)
1721 {
1722   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1723   
1724   g_object_set (G_OBJECT (impl),
1725                 "show-private", gtk_check_menu_item_get_active (menu_item),
1726                 NULL);
1727 }
1728
1729 static void
1730 recent_popup_menu_detach_cb (GtkWidget *attach_widget,
1731                              GtkMenu   *menu)
1732 {
1733   GtkRecentChooserDefault *impl;
1734   
1735   impl = g_object_get_data (G_OBJECT (attach_widget), "GtkRecentChooserDefault");
1736   g_assert (GTK_IS_RECENT_CHOOSER_DEFAULT (impl));
1737   
1738   impl->recent_popup_menu = NULL;
1739   impl->recent_popup_menu_remove_item = NULL;
1740   impl->recent_popup_menu_copy_item = NULL;
1741   impl->recent_popup_menu_clear_item = NULL;
1742   impl->recent_popup_menu_show_private_item = NULL;
1743 }
1744
1745 static void
1746 recent_view_menu_ensure_state (GtkRecentChooserDefault *impl)
1747 {
1748   gint count;
1749   
1750   g_assert (GTK_IS_RECENT_CHOOSER_DEFAULT (impl));
1751   g_assert (impl->recent_popup_menu != NULL);
1752
1753   if (!impl->manager)
1754     count = 0;
1755   else
1756     g_object_get (G_OBJECT (impl->manager), "size", &count, NULL);
1757
1758   if (count == 0)
1759     {
1760       gtk_widget_set_sensitive (impl->recent_popup_menu_remove_item, FALSE);
1761       gtk_widget_set_sensitive (impl->recent_popup_menu_copy_item, FALSE);
1762       gtk_widget_set_sensitive (impl->recent_popup_menu_clear_item, FALSE);
1763       gtk_widget_set_sensitive (impl->recent_popup_menu_show_private_item, FALSE);
1764     }
1765 }
1766
1767 static void
1768 recent_view_menu_build (GtkRecentChooserDefault *impl)
1769 {
1770   GtkWidget *item;
1771   
1772   if (impl->recent_popup_menu)
1773     {
1774       recent_view_menu_ensure_state (impl);
1775       
1776       return;
1777     }
1778   
1779   impl->recent_popup_menu = gtk_menu_new ();
1780   gtk_menu_attach_to_widget (GTK_MENU (impl->recent_popup_menu),
1781                              impl->recent_view,
1782                              recent_popup_menu_detach_cb);
1783   
1784   item = gtk_image_menu_item_new_with_mnemonic (_("Copy _Location"));
1785   impl->recent_popup_menu_copy_item = item;
1786   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
1787                                  gtk_image_new_from_stock (GTK_STOCK_COPY, GTK_ICON_SIZE_MENU));
1788   g_signal_connect (item, "activate",
1789                     G_CALLBACK (copy_activated_cb), impl);
1790   gtk_widget_show (item);
1791   gtk_menu_shell_append (GTK_MENU_SHELL (impl->recent_popup_menu), item);
1792
1793   item = gtk_separator_menu_item_new ();
1794   gtk_widget_show (item);
1795   gtk_menu_shell_append (GTK_MENU_SHELL (impl->recent_popup_menu), item);
1796   
1797   item = gtk_image_menu_item_new_with_mnemonic (_("_Remove From List"));
1798   impl->recent_popup_menu_remove_item = item;
1799   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
1800                                  gtk_image_new_from_stock (GTK_STOCK_REMOVE, GTK_ICON_SIZE_MENU));
1801   g_signal_connect (item, "activate",
1802                     G_CALLBACK (remove_item_activated_cb), impl);
1803   gtk_widget_show (item);
1804   gtk_menu_shell_append (GTK_MENU_SHELL (impl->recent_popup_menu), item);
1805
1806   item = gtk_image_menu_item_new_with_mnemonic (_("_Clear List"));
1807   impl->recent_popup_menu_clear_item = item;
1808   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
1809                                  gtk_image_new_from_stock (GTK_STOCK_CLEAR, GTK_ICON_SIZE_MENU));
1810   g_signal_connect (item, "activate",
1811                     G_CALLBACK (remove_all_activated_cb), impl);
1812   
1813   gtk_widget_show (item);
1814   gtk_menu_shell_append (GTK_MENU_SHELL (impl->recent_popup_menu), item);
1815   
1816   item = gtk_separator_menu_item_new ();
1817   gtk_widget_show (item);
1818   gtk_menu_shell_append (GTK_MENU_SHELL (impl->recent_popup_menu), item);
1819   
1820   item = gtk_check_menu_item_new_with_mnemonic (_("Show _Private Resources"));
1821   impl->recent_popup_menu_show_private_item = item;
1822   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (item), impl->show_private);
1823   g_signal_connect (item, "toggled",
1824                     G_CALLBACK (show_private_toggled_cb), impl);
1825   gtk_widget_show (item);
1826   gtk_menu_shell_append (GTK_MENU_SHELL (impl->recent_popup_menu), item);
1827   
1828   recent_view_menu_ensure_state (impl);
1829 }
1830
1831 /* taken from gtkfilechooserdefault.c */
1832 static void
1833 popup_position_func (GtkMenu   *menu,
1834                      gint      *x,
1835                      gint      *y,
1836                      gboolean  *push_in,
1837                      gpointer   user_data)
1838 {
1839   GtkAllocation allocation;
1840   GtkWidget *widget = GTK_WIDGET (user_data);
1841   GdkScreen *screen = gtk_widget_get_screen (widget);
1842   GtkRequisition req;
1843   gint monitor_num;
1844   GdkRectangle monitor;
1845
1846   if (G_UNLIKELY (!gtk_widget_get_realized (widget)))
1847     return;
1848
1849   gdk_window_get_origin (gtk_widget_get_window (widget),
1850                          x, y);
1851
1852   gtk_widget_get_preferred_size (GTK_WIDGET (menu),
1853                                  &req, NULL);
1854
1855   gtk_widget_get_allocation (widget, &allocation);
1856   *x += (allocation.width - req.width) / 2;
1857   *y += (allocation.height - req.height) / 2;
1858
1859   monitor_num = gdk_screen_get_monitor_at_point (screen, *x, *y);
1860   gtk_menu_set_monitor (menu, monitor_num);
1861   gdk_screen_get_monitor_workarea (screen, monitor_num, &monitor);
1862
1863   *x = CLAMP (*x, monitor.x, monitor.x + MAX (0, monitor.width - req.width));
1864   *y = CLAMP (*y, monitor.y, monitor.y + MAX (0, monitor.height - req.height));
1865
1866   *push_in = FALSE;
1867 }
1868
1869
1870 static void
1871 recent_view_menu_popup (GtkRecentChooserDefault *impl,
1872                         GdkEventButton          *event)
1873 {
1874   recent_view_menu_build (impl);
1875   
1876   if (event)
1877     gtk_menu_popup (GTK_MENU (impl->recent_popup_menu),
1878                     NULL, NULL, NULL, NULL,
1879                     event->button, event->time);
1880   else
1881     {
1882       gtk_menu_popup (GTK_MENU (impl->recent_popup_menu),
1883                       NULL, NULL,
1884                       popup_position_func, impl->recent_view,
1885                       0, GDK_CURRENT_TIME);
1886       gtk_menu_shell_select_first (GTK_MENU_SHELL (impl->recent_popup_menu),
1887                                    FALSE);
1888     }
1889 }
1890
1891 static gboolean
1892 recent_view_popup_menu_cb (GtkWidget *widget,
1893                            gpointer   user_data)
1894 {
1895   recent_view_menu_popup (GTK_RECENT_CHOOSER_DEFAULT (user_data), NULL);
1896   return TRUE;
1897 }
1898
1899 static gboolean
1900 recent_view_button_press_cb (GtkWidget      *widget,
1901                              GdkEventButton *event,
1902                              gpointer        user_data)
1903 {
1904   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1905
1906   if (gdk_event_triggers_context_menu ((GdkEvent *) event))
1907     {
1908       GtkTreePath *path;
1909       gboolean res;
1910
1911       if (event->window != gtk_tree_view_get_bin_window (GTK_TREE_VIEW (impl->recent_view)))
1912         return FALSE;
1913
1914       res = gtk_tree_view_get_path_at_pos (GTK_TREE_VIEW (impl->recent_view),
1915                                            event->x, event->y,
1916                                            &path,
1917                                            NULL, NULL, NULL);
1918       if (!res)
1919         return FALSE;
1920
1921       /* select the path before creating the popup menu */
1922       gtk_tree_selection_select_path (impl->selection, path);
1923       gtk_tree_path_free (path);
1924       
1925       recent_view_menu_popup (impl, event);
1926
1927       return TRUE;
1928     }
1929   
1930   return FALSE;
1931 }
1932
1933 static void
1934 set_recent_manager (GtkRecentChooserDefault *impl,
1935                     GtkRecentManager        *manager)
1936 {
1937   if (impl->manager)
1938     {
1939       if (impl->manager_changed_id)
1940         {
1941           g_signal_handler_disconnect (impl, impl->manager_changed_id);
1942           impl->manager_changed_id = 0;
1943         }
1944
1945       impl->manager = NULL;
1946     }
1947   
1948   if (manager)
1949     impl->manager = manager;
1950   else
1951     impl->manager = gtk_recent_manager_get_default ();
1952   
1953   if (impl->manager)
1954     {
1955       impl->manager_changed_id = g_signal_connect (impl->manager, "changed",
1956                                                    G_CALLBACK (recent_manager_changed_cb),
1957                                                    impl);
1958     }
1959 }
1960
1961 static void
1962 gtk_recent_chooser_update (GtkActivatable *activatable,
1963                            GtkAction      *action,
1964                            const gchar    *property_name)
1965 {
1966   if (strcmp (property_name, "visible") == 0)
1967     {
1968       if (gtk_action_is_visible (action))
1969         gtk_widget_show (GTK_WIDGET (activatable));
1970       else
1971         gtk_widget_hide (GTK_WIDGET (activatable));
1972     }
1973
1974   if (strcmp (property_name, "sensitive") == 0)
1975     gtk_widget_set_sensitive (GTK_WIDGET (activatable), gtk_action_is_sensitive (action));
1976
1977   _gtk_recent_chooser_update (activatable, action, property_name);
1978 }
1979
1980
1981 static void 
1982 gtk_recent_chooser_sync_action_properties (GtkActivatable *activatable,
1983                                            GtkAction      *action)
1984 {
1985   if (action)
1986     {
1987       if (gtk_action_is_visible (action))
1988         gtk_widget_show (GTK_WIDGET (activatable));
1989       else
1990         gtk_widget_hide (GTK_WIDGET (activatable));
1991       
1992       gtk_widget_set_sensitive (GTK_WIDGET (activatable), gtk_action_is_sensitive (action));
1993     }
1994
1995   _gtk_recent_chooser_sync_action_properties (activatable, action);
1996 }
1997
1998
1999 GtkWidget *
2000 _gtk_recent_chooser_default_new (GtkRecentManager *manager)
2001 {
2002   return g_object_new (GTK_TYPE_RECENT_CHOOSER_DEFAULT,
2003                        "recent-manager", manager,
2004                        NULL);
2005 }