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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, see <http://www.gnu.org/licenses/>.
17  */
18
19 #include "config.h"
20
21 #include <string.h>
22 #include <time.h>
23 #include <errno.h>
24 #include <sys/types.h>
25 #include <sys/stat.h>
26 #ifdef HAVE_UNISTD_H
27 #include <unistd.h>
28 #endif
29
30 #include "gtkstock.h"
31 #include "gtkicontheme.h"
32 #include "gtkiconfactory.h"
33 #include "gtksettings.h"
34 #include "gtktreeview.h"
35 #include "gtkliststore.h"
36 #include "gtkbutton.h"
37 #include "gtkcelllayout.h"
38 #include "gtkcellrendererpixbuf.h"
39 #include "gtkcellrenderertext.h"
40 #include "gtkcheckmenuitem.h"
41 #include "gtkclipboard.h"
42 #include "gtkcomboboxtext.h"
43 #include "gtkentry.h"
44 #include "gtkeventbox.h"
45 #include "gtkexpander.h"
46 #include "gtkframe.h"
47 #include "gtkbox.h"
48 #include "gtkpaned.h"
49 #include "gtkimage.h"
50 #include "gtkimagemenuitem.h"
51 #include "gtkintl.h"
52 #include "gtklabel.h"
53 #include "gtkmenuitem.h"
54 #include "gtkmessagedialog.h"
55 #include "gtkscrolledwindow.h"
56 #include "gtkseparatormenuitem.h"
57 #include "gtksizegroup.h"
58 #include "gtksizerequest.h"
59 #include "gtktreemodelsort.h"
60 #include "gtktreemodelfilter.h"
61 #include "gtktreeselection.h"
62 #include "gtktreestore.h"
63 #include "gtktooltip.h"
64 #include "gtktypebuiltins.h"
65 #include "gtkorientable.h"
66 #include "gtkactivatable.h"
67
68 #include "gtkrecentmanager.h"
69 #include "gtkrecentfilter.h"
70 #include "gtkrecentchooser.h"
71 #include "gtkrecentchooserprivate.h"
72 #include "gtkrecentchooserutils.h"
73 #include "gtkrecentchooserdefault.h"
74
75
76 enum 
77 {
78   PROP_0,
79
80   /* activatable properties */
81   PROP_ACTIVATABLE_RELATED_ACTION,
82   PROP_ACTIVATABLE_USE_ACTION_APPEARANCE
83 };
84
85
86 struct _GtkRecentChooserDefault
87 {
88   GtkBox parent_instance;
89
90   GtkRecentManager *manager;
91   gulong manager_changed_id;
92   guint local_manager : 1;
93
94   gint icon_size;
95
96   /* RecentChooser properties */
97   gint limit;
98   GtkRecentSortType sort_type;
99   guint show_private : 1;
100   guint show_not_found : 1;
101   guint select_multiple : 1;
102   guint show_tips : 1;
103   guint show_icons : 1;
104   guint local_only : 1;
105
106   guint limit_set : 1;
107   
108   GSList *filters;
109   GtkRecentFilter *current_filter;
110   GtkWidget *filter_combo_hbox;
111   GtkWidget *filter_combo;
112   
113   GtkRecentSortFunc sort_func;
114   gpointer sort_data;
115   GDestroyNotify sort_data_destroy;
116
117   GtkIconTheme *icon_theme;
118   
119   GtkWidget *recent_view;
120   GtkListStore *recent_store;
121   GtkTreeViewColumn *icon_column;
122   GtkTreeViewColumn *meta_column;
123   GtkCellRenderer *meta_renderer;
124   GtkTreeSelection *selection;
125   
126   GtkWidget *recent_popup_menu;
127   GtkWidget *recent_popup_menu_copy_item;
128   GtkWidget *recent_popup_menu_remove_item;
129   GtkWidget *recent_popup_menu_clear_item;
130   GtkWidget *recent_popup_menu_show_private_item;
131  
132   guint load_id;
133   GList *recent_items;
134   gint n_recent_items;
135   gint loaded_items;
136   guint load_state;
137 };
138
139 typedef struct _GtkRecentChooserDefaultClass
140 {
141   GtkBoxClass parent_class;
142 } GtkRecentChooserDefaultClass;
143
144 enum {
145   RECENT_URI_COLUMN,
146   RECENT_DISPLAY_NAME_COLUMN,
147   RECENT_INFO_COLUMN,
148   N_RECENT_COLUMNS
149 };
150
151 enum {
152   LOAD_EMPTY,    /* initial state: the model is empty */
153   LOAD_PRELOAD,  /* the model is loading and not inserted in the tree yet */
154   LOAD_LOADING,  /* the model is fully loaded but not inserted */
155   LOAD_FINISHED  /* the model is fully loaded and inserted */
156 };
157
158 /* Icon size for if we can't get it from the theme */
159 #define FALLBACK_ICON_SIZE  48
160 #define FALLBACK_ITEM_LIMIT 20
161
162 #define NUM_CHARS 40
163 #define NUM_LINES 9
164
165 \f
166
167 /* GObject */
168 static void     _gtk_recent_chooser_default_class_init  (GtkRecentChooserDefaultClass *klass);
169 static void     _gtk_recent_chooser_default_init        (GtkRecentChooserDefault      *impl);
170 static GObject *gtk_recent_chooser_default_constructor  (GType                         type,
171                                                          guint                         n_construct_prop,
172                                                          GObjectConstructParam        *construct_params);
173 static void     gtk_recent_chooser_default_finalize     (GObject                      *object);
174 static void     gtk_recent_chooser_default_dispose      (GObject                      *object);
175 static void     gtk_recent_chooser_default_set_property (GObject                      *object,
176                                                          guint                         prop_id,
177                                                          const GValue                 *value,
178                                                          GParamSpec                   *pspec);
179 static void     gtk_recent_chooser_default_get_property (GObject                      *object,
180                                                          guint                         prop_id,
181                                                          GValue                       *value,
182                                                          GParamSpec                   *pspec);
183
184 /* GtkRecentChooserIface */
185 static void              gtk_recent_chooser_iface_init                 (GtkRecentChooserIface  *iface);
186 static gboolean          gtk_recent_chooser_default_set_current_uri    (GtkRecentChooser       *chooser,
187                                                                         const gchar            *uri,
188                                                                         GError                **error);
189 static gchar *           gtk_recent_chooser_default_get_current_uri    (GtkRecentChooser       *chooser);
190 static gboolean          gtk_recent_chooser_default_select_uri         (GtkRecentChooser       *chooser,
191                                                                         const gchar            *uri,
192                                                                         GError                **error);
193 static void              gtk_recent_chooser_default_unselect_uri       (GtkRecentChooser       *chooser,
194                                                                         const gchar            *uri);
195 static void              gtk_recent_chooser_default_select_all         (GtkRecentChooser       *chooser);
196 static void              gtk_recent_chooser_default_unselect_all       (GtkRecentChooser       *chooser);
197 static GList *           gtk_recent_chooser_default_get_items          (GtkRecentChooser       *chooser);
198 static GtkRecentManager *gtk_recent_chooser_default_get_recent_manager (GtkRecentChooser       *chooser);
199 static void              gtk_recent_chooser_default_set_sort_func      (GtkRecentChooser       *chooser,
200                                                                         GtkRecentSortFunc       sort_func,
201                                                                         gpointer                sort_data,
202                                                                         GDestroyNotify          data_destroy);
203 static void              gtk_recent_chooser_default_add_filter         (GtkRecentChooser       *chooser,
204                                                                         GtkRecentFilter        *filter);
205 static void              gtk_recent_chooser_default_remove_filter      (GtkRecentChooser       *chooser,
206                                                                         GtkRecentFilter        *filter);
207 static GSList *          gtk_recent_chooser_default_list_filters       (GtkRecentChooser       *chooser);
208
209
210 static void gtk_recent_chooser_default_map      (GtkWidget *widget);
211 static void gtk_recent_chooser_default_show_all (GtkWidget *widget);
212
213 static void set_current_filter        (GtkRecentChooserDefault *impl,
214                                        GtkRecentFilter         *filter);
215
216 static GtkIconTheme *get_icon_theme_for_widget (GtkWidget   *widget);
217 static gint          get_icon_size_for_widget  (GtkWidget   *widget,
218                                                 GtkIconSize  icon_size);
219 static gint          get_recent_files_limit    (GtkWidget   *widget);
220
221 static void reload_recent_items (GtkRecentChooserDefault *impl);
222 static void chooser_set_model   (GtkRecentChooserDefault *impl);
223
224 static void set_recent_manager (GtkRecentChooserDefault *impl,
225                                 GtkRecentManager        *manager);
226
227 static void chooser_set_sort_type (GtkRecentChooserDefault *impl,
228                                    GtkRecentSortType        sort_type);
229
230 static void recent_manager_changed_cb (GtkRecentManager  *manager,
231                                        gpointer           user_data);
232 static void recent_icon_data_func     (GtkTreeViewColumn *tree_column,
233                                        GtkCellRenderer   *cell,
234                                        GtkTreeModel      *model,
235                                        GtkTreeIter       *iter,
236                                        gpointer           user_data);
237 static void recent_meta_data_func     (GtkTreeViewColumn *tree_column,
238                                        GtkCellRenderer   *cell,
239                                        GtkTreeModel      *model,
240                                        GtkTreeIter       *iter,
241                                        gpointer           user_data);
242
243 static void selection_changed_cb      (GtkTreeSelection  *z,
244                                        gpointer           user_data);
245 static void row_activated_cb          (GtkTreeView       *tree_view,
246                                        GtkTreePath       *tree_path,
247                                        GtkTreeViewColumn *tree_column,
248                                        gpointer           user_data);
249 static void filter_combo_changed_cb   (GtkComboBox       *combo_box,
250                                        gpointer           user_data);
251
252 static void remove_all_activated_cb   (GtkMenuItem       *menu_item,
253                                        gpointer           user_data);
254 static void remove_item_activated_cb  (GtkMenuItem       *menu_item,
255                                        gpointer           user_data);
256 static void show_private_toggled_cb   (GtkCheckMenuItem  *menu_item,
257                                        gpointer           user_data);
258
259 static gboolean recent_view_popup_menu_cb   (GtkWidget      *widget,
260                                              gpointer        user_data);
261 static gboolean recent_view_button_press_cb (GtkWidget      *widget,
262                                              GdkEventButton *event,
263                                              gpointer        user_data);
264
265 static void     recent_view_drag_begin_cb         (GtkWidget        *widget,
266                                                    GdkDragContext   *context,
267                                                    gpointer          user_data);
268 static void     recent_view_drag_data_get_cb      (GtkWidget        *widget,
269                                                    GdkDragContext   *context,
270                                                    GtkSelectionData *selection_data,
271                                                    guint             info,
272                                                    guint32           time_,
273                                                    gpointer          data);
274 static gboolean recent_view_query_tooltip_cb      (GtkWidget        *widget,
275                                                    gint              x,
276                                                    gint              y,
277                                                    gboolean          keyboard_tip,
278                                                    GtkTooltip       *tooltip,
279                                                    gpointer          user_data);
280
281 static void gtk_recent_chooser_activatable_iface_init (GtkActivatableIface  *iface);
282 static void gtk_recent_chooser_update                 (GtkActivatable       *activatable,
283                                                        GtkAction            *action,
284                                                        const gchar          *property_name);
285 static void gtk_recent_chooser_sync_action_properties (GtkActivatable       *activatable,
286                                                        GtkAction            *action);
287
288 G_DEFINE_TYPE_WITH_CODE (GtkRecentChooserDefault,
289                          _gtk_recent_chooser_default,
290                          GTK_TYPE_BOX,
291                          G_IMPLEMENT_INTERFACE (GTK_TYPE_RECENT_CHOOSER,
292                                                 gtk_recent_chooser_iface_init)
293                          G_IMPLEMENT_INTERFACE (GTK_TYPE_ACTIVATABLE,
294                                                 gtk_recent_chooser_activatable_iface_init))
295
296
297 \f
298
299 static void
300 gtk_recent_chooser_iface_init (GtkRecentChooserIface *iface)
301 {
302   iface->set_current_uri = gtk_recent_chooser_default_set_current_uri;
303   iface->get_current_uri = gtk_recent_chooser_default_get_current_uri;
304   iface->select_uri = gtk_recent_chooser_default_select_uri;
305   iface->unselect_uri = gtk_recent_chooser_default_unselect_uri;
306   iface->select_all = gtk_recent_chooser_default_select_all;
307   iface->unselect_all = gtk_recent_chooser_default_unselect_all;
308   iface->get_items = gtk_recent_chooser_default_get_items;
309   iface->get_recent_manager = gtk_recent_chooser_default_get_recent_manager;
310   iface->set_sort_func = gtk_recent_chooser_default_set_sort_func;
311   iface->add_filter = gtk_recent_chooser_default_add_filter;
312   iface->remove_filter = gtk_recent_chooser_default_remove_filter;
313   iface->list_filters = gtk_recent_chooser_default_list_filters;
314 }
315
316 static void
317 gtk_recent_chooser_activatable_iface_init (GtkActivatableIface *iface)
318
319 {
320   iface->update = gtk_recent_chooser_update;
321   iface->sync_action_properties = gtk_recent_chooser_sync_action_properties;
322 }
323
324 static void
325 _gtk_recent_chooser_default_class_init (GtkRecentChooserDefaultClass *klass)
326 {
327   GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
328   GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
329
330   gobject_class->constructor = gtk_recent_chooser_default_constructor;
331   gobject_class->set_property = gtk_recent_chooser_default_set_property;
332   gobject_class->get_property = gtk_recent_chooser_default_get_property;
333   gobject_class->dispose = gtk_recent_chooser_default_dispose;
334   gobject_class->finalize = gtk_recent_chooser_default_finalize;
335   
336   widget_class->map = gtk_recent_chooser_default_map;
337   widget_class->show_all = gtk_recent_chooser_default_show_all;
338   
339   _gtk_recent_chooser_install_properties (gobject_class);
340
341   g_object_class_override_property (gobject_class, PROP_ACTIVATABLE_RELATED_ACTION, "related-action");
342   g_object_class_override_property (gobject_class, PROP_ACTIVATABLE_USE_ACTION_APPEARANCE, "use-action-appearance");
343 }
344
345 static void
346 _gtk_recent_chooser_default_init (GtkRecentChooserDefault *impl)
347 {
348   gtk_box_set_spacing (GTK_BOX (impl), 6);
349
350   gtk_orientable_set_orientation (GTK_ORIENTABLE (impl),
351                                   GTK_ORIENTATION_VERTICAL);
352
353   /* by default, we use the global manager */
354   impl->local_manager = FALSE;
355
356   impl->limit = FALLBACK_ITEM_LIMIT;
357   impl->sort_type = GTK_RECENT_SORT_NONE;
358
359   impl->show_icons = TRUE;
360   impl->show_private = FALSE;
361   impl->show_not_found = TRUE;
362   impl->show_tips = FALSE;
363   impl->select_multiple = FALSE;
364   impl->local_only = TRUE;
365   
366   impl->icon_size = FALLBACK_ICON_SIZE;
367   impl->icon_theme = NULL;
368   
369   impl->current_filter = NULL;
370
371   impl->recent_items = NULL;
372   impl->n_recent_items = 0;
373   impl->loaded_items = 0;
374   
375   impl->load_state = LOAD_EMPTY;
376 }
377
378 static GObject *
379 gtk_recent_chooser_default_constructor (GType                  type,
380                                         guint                  n_params,
381                                         GObjectConstructParam *params)
382 {
383   GObjectClass *parent_class;
384   GtkRecentChooserDefault *impl;
385   GObject *object;
386   GtkWidget *scrollw;
387   GtkCellRenderer *renderer;
388
389   parent_class = G_OBJECT_CLASS (_gtk_recent_chooser_default_parent_class);
390   object = parent_class->constructor (type, n_params, params);
391   impl = GTK_RECENT_CHOOSER_DEFAULT (object);
392   
393   g_assert (impl->manager);
394   
395   gtk_widget_push_composite_child ();
396
397   impl->limit = get_recent_files_limit (GTK_WIDGET (impl));
398   
399   scrollw = gtk_scrolled_window_new (NULL, NULL);
400   gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrollw),
401                                        GTK_SHADOW_IN);
402   gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrollw),
403                                   GTK_POLICY_NEVER, GTK_POLICY_AUTOMATIC);
404   gtk_box_pack_start (GTK_BOX (impl), scrollw, TRUE, TRUE, 0);
405   gtk_widget_show (scrollw);
406   
407   impl->recent_view = gtk_tree_view_new ();
408   gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (impl->recent_view), FALSE);
409   g_signal_connect (impl->recent_view, "row-activated",
410                     G_CALLBACK (row_activated_cb), impl);
411   g_signal_connect (impl->recent_view, "popup-menu",
412                     G_CALLBACK (recent_view_popup_menu_cb), impl);
413   g_signal_connect (impl->recent_view, "button-press-event",
414                     G_CALLBACK (recent_view_button_press_cb), impl);
415   g_signal_connect (impl->recent_view, "drag-begin",
416                     G_CALLBACK (recent_view_drag_begin_cb), impl);
417   g_signal_connect (impl->recent_view, "drag-data-get",
418                     G_CALLBACK (recent_view_drag_data_get_cb), impl);
419
420   g_object_set (impl->recent_view, "has-tooltip", TRUE, NULL);
421   g_signal_connect (impl->recent_view, "query-tooltip",
422                     G_CALLBACK (recent_view_query_tooltip_cb), impl);
423
424   g_object_set_data (G_OBJECT (impl->recent_view),
425                      "GtkRecentChooserDefault", impl);
426   
427   gtk_container_add (GTK_CONTAINER (scrollw), impl->recent_view);
428   gtk_widget_show (impl->recent_view);
429   
430   impl->icon_column = gtk_tree_view_column_new ();
431   gtk_tree_view_column_set_expand (impl->icon_column, FALSE);
432   gtk_tree_view_column_set_resizable (impl->icon_column, FALSE);
433   
434   renderer = gtk_cell_renderer_pixbuf_new ();
435   g_object_set (renderer, "stock-size", GTK_ICON_SIZE_BUTTON, NULL);
436   gtk_tree_view_column_pack_start (impl->icon_column, renderer, FALSE);
437   gtk_tree_view_column_set_cell_data_func (impl->icon_column,
438                                            renderer,
439                                            recent_icon_data_func,
440                                            impl,
441                                            NULL);
442   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->recent_view),
443                                impl->icon_column);
444   
445   impl->meta_column = gtk_tree_view_column_new ();
446   gtk_tree_view_column_set_expand (impl->meta_column, TRUE);
447   gtk_tree_view_column_set_resizable (impl->meta_column, FALSE);
448   
449   impl->meta_renderer = gtk_cell_renderer_text_new ();
450   g_object_set (G_OBJECT (impl->meta_renderer),
451                 "ellipsize", PANGO_ELLIPSIZE_END,
452                 NULL);
453   gtk_tree_view_column_pack_start (impl->meta_column, impl->meta_renderer, TRUE);
454   gtk_tree_view_column_set_cell_data_func (impl->meta_column,
455                                            impl->meta_renderer,
456                                            recent_meta_data_func,
457                                            impl,
458                                            NULL);
459   gtk_tree_view_append_column (GTK_TREE_VIEW (impl->recent_view),
460                                impl->meta_column);
461   
462   impl->selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (impl->recent_view));
463   gtk_tree_selection_set_mode (impl->selection, GTK_SELECTION_SINGLE);
464   g_signal_connect (impl->selection, "changed", G_CALLBACK (selection_changed_cb), impl);
465
466   /* drag and drop */
467   gtk_drag_source_set (impl->recent_view,
468                        GDK_BUTTON1_MASK,
469                        NULL, 0,
470                        GDK_ACTION_COPY);
471   gtk_drag_source_add_uri_targets (impl->recent_view);
472
473   impl->filter_combo_hbox = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 12);
474
475   impl->filter_combo = gtk_combo_box_text_new ();
476   gtk_combo_box_set_focus_on_click (GTK_COMBO_BOX (impl->filter_combo), FALSE);
477   g_signal_connect (impl->filter_combo, "changed",
478                     G_CALLBACK (filter_combo_changed_cb), impl);
479   gtk_widget_set_tooltip_text (impl->filter_combo,
480                                _("Select which type of documents are shown"));
481   
482   gtk_box_pack_end (GTK_BOX (impl->filter_combo_hbox),
483                     impl->filter_combo,
484                     FALSE, FALSE, 0);
485   gtk_widget_show (impl->filter_combo);
486   
487   gtk_box_pack_end (GTK_BOX (impl), impl->filter_combo_hbox, FALSE, FALSE, 0);
488   
489   gtk_widget_pop_composite_child ();
490   
491   impl->recent_store = gtk_list_store_new (N_RECENT_COLUMNS,
492                                            G_TYPE_STRING,       /* uri */
493                                            G_TYPE_STRING,       /* display_name */
494                                            GTK_TYPE_RECENT_INFO /* info */);
495   
496   return object;
497 }
498
499 static void
500 gtk_recent_chooser_default_set_property (GObject      *object,
501                                          guint         prop_id,
502                                          const GValue *value,
503                                          GParamSpec   *pspec)
504 {
505   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (object);
506   
507   switch (prop_id)
508     {
509     case GTK_RECENT_CHOOSER_PROP_RECENT_MANAGER:
510       set_recent_manager (impl, g_value_get_object (value));
511       break;
512     case GTK_RECENT_CHOOSER_PROP_SHOW_PRIVATE:
513       impl->show_private = g_value_get_boolean (value);
514       if (impl->recent_popup_menu_show_private_item)
515         {
516           GtkCheckMenuItem *item = GTK_CHECK_MENU_ITEM (impl->recent_popup_menu_show_private_item);
517           g_signal_handlers_block_by_func (item, G_CALLBACK (show_private_toggled_cb), impl);
518           gtk_check_menu_item_set_active (item, impl->show_private);
519           g_signal_handlers_unblock_by_func (item, G_CALLBACK (show_private_toggled_cb), impl);
520         }
521       reload_recent_items (impl);
522       break;
523     case GTK_RECENT_CHOOSER_PROP_SHOW_NOT_FOUND:
524       impl->show_not_found = g_value_get_boolean (value);
525       reload_recent_items (impl);
526       break;
527     case GTK_RECENT_CHOOSER_PROP_SHOW_TIPS:
528       impl->show_tips = g_value_get_boolean (value);
529       break;
530     case GTK_RECENT_CHOOSER_PROP_SHOW_ICONS:
531       impl->show_icons = g_value_get_boolean (value);
532       gtk_tree_view_column_set_visible (impl->icon_column, impl->show_icons);
533       break;
534     case GTK_RECENT_CHOOSER_PROP_SELECT_MULTIPLE:
535       impl->select_multiple = g_value_get_boolean (value);
536       
537       if (impl->select_multiple)
538         gtk_tree_selection_set_mode (impl->selection, GTK_SELECTION_MULTIPLE);
539       else
540         gtk_tree_selection_set_mode (impl->selection, GTK_SELECTION_SINGLE);
541       break;
542     case GTK_RECENT_CHOOSER_PROP_LOCAL_ONLY:
543       impl->local_only = g_value_get_boolean (value);
544       reload_recent_items (impl);
545       break;
546     case GTK_RECENT_CHOOSER_PROP_LIMIT:
547       impl->limit = g_value_get_int (value);
548       impl->limit_set = TRUE;
549       reload_recent_items (impl);
550       break;
551     case GTK_RECENT_CHOOSER_PROP_SORT_TYPE:
552       chooser_set_sort_type (impl, g_value_get_enum (value));
553       break;
554     case GTK_RECENT_CHOOSER_PROP_FILTER:
555       set_current_filter (impl, g_value_get_object (value));
556       break;
557     case PROP_ACTIVATABLE_RELATED_ACTION:
558       _gtk_recent_chooser_set_related_action (GTK_RECENT_CHOOSER (impl), g_value_get_object (value));
559       break;
560     case PROP_ACTIVATABLE_USE_ACTION_APPEARANCE: 
561       _gtk_recent_chooser_set_use_action_appearance (GTK_RECENT_CHOOSER (impl), g_value_get_boolean (value));
562       break;
563     default:
564       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
565       break;
566     }
567 }
568
569 static void
570 gtk_recent_chooser_default_get_property (GObject    *object,
571                                          guint       prop_id,
572                                          GValue     *value,
573                                          GParamSpec *pspec)
574 {
575   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (object);
576   
577   switch (prop_id)
578     {
579     case GTK_RECENT_CHOOSER_PROP_LIMIT:
580       g_value_set_int (value, impl->limit);
581       break;
582     case GTK_RECENT_CHOOSER_PROP_SORT_TYPE:
583       g_value_set_enum (value, impl->sort_type);
584       break;
585     case GTK_RECENT_CHOOSER_PROP_SHOW_PRIVATE:
586       g_value_set_boolean (value, impl->show_private);
587       break;
588     case GTK_RECENT_CHOOSER_PROP_SHOW_ICONS:
589       g_value_set_boolean (value, impl->show_icons);
590       break;
591     case GTK_RECENT_CHOOSER_PROP_SHOW_NOT_FOUND:
592       g_value_set_boolean (value, impl->show_not_found);
593       break;
594     case GTK_RECENT_CHOOSER_PROP_SHOW_TIPS:
595       g_value_set_boolean (value, impl->show_tips);
596       break;
597     case GTK_RECENT_CHOOSER_PROP_LOCAL_ONLY:
598       g_value_set_boolean (value, impl->local_only);
599       break;
600     case GTK_RECENT_CHOOSER_PROP_SELECT_MULTIPLE:
601       g_value_set_boolean (value, impl->select_multiple);
602       break;
603     case GTK_RECENT_CHOOSER_PROP_FILTER:
604       g_value_set_object (value, impl->current_filter);
605       break;
606     case PROP_ACTIVATABLE_RELATED_ACTION:
607       g_value_set_object (value, _gtk_recent_chooser_get_related_action (GTK_RECENT_CHOOSER (impl)));
608       break;
609     case PROP_ACTIVATABLE_USE_ACTION_APPEARANCE: 
610       g_value_set_boolean (value, _gtk_recent_chooser_get_use_action_appearance (GTK_RECENT_CHOOSER (impl)));
611       break;
612     default:
613       G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
614       break;
615     }
616 }
617
618 static void
619 gtk_recent_chooser_default_dispose (GObject *object)
620 {
621   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (object);
622
623   if (impl->load_id)
624     {
625       g_source_remove (impl->load_id);
626       impl->load_state = LOAD_EMPTY;
627       impl->load_id = 0;
628     }
629
630   g_list_free_full (impl->recent_items, (GDestroyNotify) gtk_recent_info_unref);
631   impl->recent_items = NULL;
632
633   if (impl->manager && impl->manager_changed_id)
634     {
635       g_signal_handler_disconnect (impl->manager, impl->manager_changed_id);
636       impl->manager_changed_id = 0;
637     }
638
639   if (impl->filters)
640     {
641       g_slist_foreach (impl->filters, (GFunc) g_object_unref, NULL);
642       g_slist_free (impl->filters);
643       impl->filters = NULL;
644     }
645   
646   if (impl->current_filter)
647     {
648       g_object_unref (impl->current_filter);
649       impl->current_filter = NULL;
650     }
651
652   if (impl->recent_store)
653     {
654       g_object_unref (impl->recent_store);
655       impl->recent_store = NULL;
656     }
657
658   G_OBJECT_CLASS (_gtk_recent_chooser_default_parent_class)->dispose (object);
659 }
660
661 static void
662 gtk_recent_chooser_default_finalize (GObject *object)
663 {
664   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (object);
665
666   impl->manager = NULL; 
667   
668   if (impl->sort_data_destroy)
669     {
670       impl->sort_data_destroy (impl->sort_data);
671       impl->sort_data_destroy = NULL;
672     }
673   
674   impl->sort_data = NULL;
675   impl->sort_func = NULL;
676   
677   G_OBJECT_CLASS (_gtk_recent_chooser_default_parent_class)->finalize (object);
678 }
679
680 /* override GtkWidget::show_all since we have internal widgets we wish to keep
681  * hidden unless we decide otherwise, like the filter combo box.
682  */
683 static void
684 gtk_recent_chooser_default_show_all (GtkWidget *widget)
685 {
686   gtk_widget_show (widget);
687 }
688
689
690
691 /* Shows an error dialog set as transient for the specified window */
692 static void
693 error_message_with_parent (GtkWindow   *parent,
694                            const gchar *msg,
695                            const gchar *detail)
696 {
697   GtkWidget *dialog;
698
699   dialog = gtk_message_dialog_new (parent,
700                                    GTK_DIALOG_MODAL | GTK_DIALOG_DESTROY_WITH_PARENT,
701                                    GTK_MESSAGE_ERROR,
702                                    GTK_BUTTONS_OK,
703                                    "%s",
704                                    msg);
705   gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
706                                             "%s", detail);
707
708   if (gtk_window_has_group (parent))
709     gtk_window_group_add_window (gtk_window_get_group (parent),
710                                  GTK_WINDOW (dialog));
711
712   gtk_dialog_run (GTK_DIALOG (dialog));
713   gtk_widget_destroy (dialog);
714 }
715
716 /* Returns a toplevel GtkWindow, or NULL if none */
717 static GtkWindow *
718 get_toplevel (GtkWidget *widget)
719 {
720   GtkWidget *toplevel;
721
722   toplevel = gtk_widget_get_toplevel (widget);
723   if (!gtk_widget_is_toplevel (toplevel))
724     return NULL;
725   else
726     return GTK_WINDOW (toplevel);
727 }
728
729 /* Shows an error dialog for the file chooser */
730 static void
731 error_message (GtkRecentChooserDefault *impl,
732                const gchar             *msg,
733                const gchar             *detail)
734 {
735   error_message_with_parent (get_toplevel (GTK_WIDGET (impl)), msg, detail);
736 }
737
738 static void
739 set_busy_cursor (GtkRecentChooserDefault *impl,
740                  gboolean                 show_busy_cursor)
741 {
742   GtkWindow *toplevel;
743   GdkDisplay *display;
744   GdkCursor *cursor;
745
746   toplevel = get_toplevel (GTK_WIDGET (impl));
747   if (!toplevel || !gtk_widget_get_realized (GTK_WIDGET (toplevel)))
748     return;
749   
750   display = gtk_widget_get_display (GTK_WIDGET (toplevel));
751   
752   cursor = NULL;
753   if (show_busy_cursor)
754     cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
755
756   gdk_window_set_cursor (gtk_widget_get_window (GTK_WIDGET (toplevel)),
757                          cursor);
758   gdk_display_flush (display);
759
760   if (cursor)
761     g_object_unref (cursor);
762 }
763
764 static void
765 chooser_set_model (GtkRecentChooserDefault *impl)
766 {
767   g_assert (impl->recent_store != NULL);
768   g_assert (impl->load_state == LOAD_LOADING);
769
770   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->recent_view),
771                            GTK_TREE_MODEL (impl->recent_store));
772   gtk_tree_view_columns_autosize (GTK_TREE_VIEW (impl->recent_view));
773   gtk_tree_view_set_enable_search (GTK_TREE_VIEW (impl->recent_view), TRUE);
774   gtk_tree_view_set_search_column (GTK_TREE_VIEW (impl->recent_view),
775                                    RECENT_DISPLAY_NAME_COLUMN);
776
777   impl->load_state = LOAD_FINISHED;
778 }
779
780 static gboolean
781 load_recent_items (gpointer user_data)
782 {
783   GtkRecentChooserDefault *impl;
784   GtkRecentInfo *info;
785   GtkTreeIter iter;
786   const gchar *uri, *name;
787   gboolean retval;
788   
789   impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
790   
791   g_assert ((impl->load_state == LOAD_EMPTY) ||
792             (impl->load_state == LOAD_PRELOAD));
793   
794   /* store the items for multiple runs */
795   if (!impl->recent_items)
796     {
797       impl->recent_items = gtk_recent_chooser_get_items (GTK_RECENT_CHOOSER (impl));
798       if (!impl->recent_items)
799         {
800           impl->load_state = LOAD_FINISHED;
801           
802           return FALSE;
803         }
804         
805       impl->n_recent_items = g_list_length (impl->recent_items);
806       impl->loaded_items = 0;
807       impl->load_state = LOAD_PRELOAD;
808     }
809   
810   info = (GtkRecentInfo *) g_list_nth_data (impl->recent_items,
811                                             impl->loaded_items);
812   g_assert (info);
813
814   uri = gtk_recent_info_get_uri (info);
815   name = gtk_recent_info_get_display_name (info);
816   
817   /* at this point, everything goes inside the model; operations on the
818    * visualization of items inside the model are done in the cell data
819    * funcs (remember that there are two of those: one for the icon and
820    * one for the text), while the filtering is done only when a filter
821    * is actually loaded. */
822   gtk_list_store_append (impl->recent_store, &iter);
823   gtk_list_store_set (impl->recent_store, &iter,
824                       RECENT_URI_COLUMN, uri,           /* uri  */
825                       RECENT_DISPLAY_NAME_COLUMN, name, /* display_name */
826                       RECENT_INFO_COLUMN, info,         /* info */
827                       -1);
828   
829   impl->loaded_items += 1;
830
831   if (impl->loaded_items == impl->n_recent_items)
832     {
833       /* we have finished loading, so we remove the items cache */
834       impl->load_state = LOAD_LOADING;
835       
836       g_list_free_full (impl->recent_items, (GDestroyNotify) gtk_recent_info_unref);
837       
838       impl->recent_items = NULL;
839       impl->n_recent_items = 0;
840       impl->loaded_items = 0;
841
842       /* load the filled up model */
843       chooser_set_model (impl);
844
845       retval = FALSE;
846     }
847   else
848     {
849       /* we did not finish, so continue loading */
850       retval = TRUE;
851     }
852   
853   return retval;
854 }
855
856 static void
857 cleanup_after_load (gpointer user_data)
858 {
859   GtkRecentChooserDefault *impl;
860   
861   impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
862
863   if (impl->load_id != 0)
864     {
865       g_assert ((impl->load_state == LOAD_EMPTY) ||
866                 (impl->load_state == LOAD_PRELOAD) ||
867                 (impl->load_state == LOAD_LOADING) ||
868                 (impl->load_state == LOAD_FINISHED));
869       
870       /* we have officialy finished loading all the items,
871        * so we can reset the state machine
872        */
873       g_source_remove (impl->load_id);
874       impl->load_id = 0;
875       impl->load_state = LOAD_EMPTY;
876     }
877   else
878     g_assert ((impl->load_state == LOAD_EMPTY) ||
879               (impl->load_state == LOAD_LOADING) ||
880               (impl->load_state == LOAD_FINISHED));
881
882   set_busy_cursor (impl, FALSE);
883 }
884
885 /* clears the current model and reloads the recently used resources */
886 static void
887 reload_recent_items (GtkRecentChooserDefault *impl)
888 {
889   GtkWidget *widget;
890
891   /* reload is already in progress - do not disturb */
892   if (impl->load_id)
893     return;
894   
895   widget = GTK_WIDGET (impl);
896
897   gtk_tree_view_set_model (GTK_TREE_VIEW (impl->recent_view), NULL);
898   gtk_list_store_clear (impl->recent_store);
899   
900   if (!impl->icon_theme)
901     impl->icon_theme = get_icon_theme_for_widget (widget);
902
903   impl->icon_size = get_icon_size_for_widget (widget,
904                                               GTK_ICON_SIZE_BUTTON);
905
906   if (!impl->limit_set)
907     impl->limit = get_recent_files_limit (widget);
908
909   set_busy_cursor (impl, TRUE);
910
911   impl->load_state = LOAD_EMPTY;
912   impl->load_id = gdk_threads_add_idle_full (G_PRIORITY_HIGH_IDLE + 30,
913                                              load_recent_items,
914                                              impl,
915                                              cleanup_after_load);
916 }
917
918 /* taken form gtkfilechooserdialog.c */
919 static void
920 set_default_size (GtkRecentChooserDefault *impl)
921 {
922   GtkScrolledWindow *scrollw;
923   GtkWidget *widget;
924   gint width, height;
925   double font_size;
926   GdkScreen *screen;
927   gint monitor_num;
928   GtkRequisition req;
929   GdkRectangle monitor;
930   GtkStyleContext *context;
931   GtkStateFlags state;
932
933   widget = GTK_WIDGET (impl);
934   context = gtk_widget_get_style_context (widget);
935   state = gtk_widget_get_state_flags (widget);
936
937   /* Size based on characters and the icon size */
938   gtk_style_context_get (context, state, "font-size", &font_size, NULL);
939
940   width = impl->icon_size + font_size * NUM_CHARS + 0.5;
941   height = (impl->icon_size + font_size) * NUM_LINES + 0.5;
942
943   /* Use at least the requisition size... */
944   gtk_widget_get_preferred_size (widget, &req, NULL);
945   width = MAX (width, req.width);
946   height = MAX (height, req.height);
947
948   /* ... but no larger than the monitor */
949   screen = gtk_widget_get_screen (widget);
950   monitor_num = gdk_screen_get_monitor_at_window (screen,
951                                                   gtk_widget_get_window (widget));
952
953   gdk_screen_get_monitor_workarea (screen, monitor_num, &monitor);
954
955   width = MIN (width, monitor.width * 3 / 4);
956   height = MIN (height, monitor.height * 3 / 4);
957
958   /* Set size */
959   scrollw = GTK_SCROLLED_WINDOW (gtk_widget_get_parent (impl->recent_view));
960   gtk_scrolled_window_set_min_content_width (scrollw, width);
961   gtk_scrolled_window_set_min_content_height (scrollw, height);
962 }
963
964 static void
965 gtk_recent_chooser_default_map (GtkWidget *widget)
966 {
967   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (widget);
968
969   GTK_WIDGET_CLASS (_gtk_recent_chooser_default_parent_class)->map (widget);
970
971   /* reloads everything */
972   reload_recent_items (impl);
973
974   set_default_size (impl);
975 }
976
977 static void
978 recent_icon_data_func (GtkTreeViewColumn *tree_column,
979                        GtkCellRenderer   *cell,
980                        GtkTreeModel      *model,
981                        GtkTreeIter       *iter,
982                        gpointer           user_data)
983 {
984   GtkRecentInfo *info = NULL;
985   GIcon *icon;
986
987   gtk_tree_model_get (model, iter, RECENT_INFO_COLUMN, &info, -1);
988   g_assert (info != NULL);
989
990   icon = gtk_recent_info_get_gicon (info);
991   g_object_set (cell, "gicon", icon, NULL);
992
993   if (icon != NULL)
994     g_object_unref (icon);
995
996   gtk_recent_info_unref (info);
997 }
998
999 static void
1000 recent_meta_data_func (GtkTreeViewColumn *tree_column,
1001                        GtkCellRenderer   *cell,
1002                        GtkTreeModel      *model,
1003                        GtkTreeIter       *iter,
1004                        gpointer           user_data)
1005 {
1006   GtkRecentInfo *info = NULL;
1007   gchar *name;
1008   
1009   gtk_tree_model_get (model, iter,
1010                       RECENT_DISPLAY_NAME_COLUMN, &name,
1011                       RECENT_INFO_COLUMN, &info,
1012                       -1);
1013   g_assert (info != NULL);
1014   
1015   if (!name)
1016     name = gtk_recent_info_get_short_name (info);
1017
1018   g_object_set (cell, "text", name, NULL);
1019   
1020   g_free (name);
1021   gtk_recent_info_unref (info);
1022 }
1023
1024
1025 static gchar *
1026 gtk_recent_chooser_default_get_current_uri (GtkRecentChooser *chooser)
1027 {
1028   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1029   
1030   g_assert (impl->selection != NULL);
1031   
1032   if (!impl->select_multiple)
1033     {
1034       GtkTreeModel *model;
1035       GtkTreeIter iter;
1036       gchar *uri = NULL;
1037       
1038       if (!gtk_tree_selection_get_selected (impl->selection, &model, &iter))
1039         return NULL;
1040       
1041       gtk_tree_model_get (model, &iter, RECENT_URI_COLUMN, &uri, -1);
1042       
1043       return uri;
1044     }
1045   
1046   return NULL;
1047 }
1048
1049 typedef struct
1050 {
1051   guint found : 1;
1052   guint do_select : 1;
1053   guint do_activate : 1;
1054   
1055   gchar *uri;
1056   
1057   GtkRecentChooserDefault *impl;
1058 } SelectURIData;
1059
1060 static gboolean
1061 scan_for_uri_cb (GtkTreeModel *model,
1062                  GtkTreePath  *path,
1063                  GtkTreeIter  *iter,
1064                  gpointer      user_data)
1065 {
1066   SelectURIData *select_data = (SelectURIData *) user_data;
1067   gchar *uri = NULL;
1068   
1069   if (!select_data)
1070     return TRUE;
1071   
1072   if (select_data->found)
1073     return TRUE;
1074   
1075   gtk_tree_model_get (model, iter, RECENT_URI_COLUMN, &uri, -1);
1076   if (!uri)
1077     return FALSE;
1078   
1079   if (strcmp (uri, select_data->uri) == 0)
1080     {
1081       select_data->found = TRUE;
1082       
1083       if (select_data->do_activate)
1084         gtk_tree_view_row_activated (GTK_TREE_VIEW (select_data->impl->recent_view),
1085                                      path,
1086                                      select_data->impl->meta_column);
1087       
1088       if (select_data->do_select)
1089         gtk_tree_selection_select_path (select_data->impl->selection, path);
1090       else
1091         gtk_tree_selection_unselect_path (select_data->impl->selection, path);
1092
1093       g_free (uri);
1094       
1095       return TRUE;
1096     }
1097
1098   g_free (uri);
1099   
1100   return FALSE;
1101 }
1102
1103 static gboolean
1104 gtk_recent_chooser_default_set_current_uri (GtkRecentChooser  *chooser,
1105                                             const gchar       *uri,
1106                                             GError           **error)
1107 {
1108   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1109   SelectURIData *data;
1110   
1111   data = g_new0 (SelectURIData, 1);
1112   data->uri = g_strdup (uri);
1113   data->impl = impl;
1114   data->found = FALSE;
1115   data->do_activate = TRUE;
1116   data->do_select = TRUE;
1117   
1118   gtk_tree_model_foreach (GTK_TREE_MODEL (impl->recent_store),
1119                           scan_for_uri_cb,
1120                           data);
1121   
1122   if (!data->found)
1123     {
1124       g_free (data->uri);
1125       g_free (data);
1126       
1127       g_set_error (error, GTK_RECENT_CHOOSER_ERROR,
1128                    GTK_RECENT_CHOOSER_ERROR_NOT_FOUND,
1129                    _("No item for URI '%s' found"),
1130                    uri);
1131       return FALSE;
1132     }
1133   
1134   g_free (data->uri);
1135   g_free (data);
1136
1137   return TRUE;
1138 }
1139
1140 static gboolean
1141 gtk_recent_chooser_default_select_uri (GtkRecentChooser  *chooser,
1142                                        const gchar       *uri,
1143                                        GError           **error)
1144 {
1145   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1146   SelectURIData *data;
1147   
1148   data = g_new0 (SelectURIData, 1);
1149   data->uri = g_strdup (uri);
1150   data->impl = impl;
1151   data->found = FALSE;
1152   data->do_activate = FALSE;
1153   data->do_select = TRUE;
1154   
1155   gtk_tree_model_foreach (GTK_TREE_MODEL (impl->recent_store),
1156                           scan_for_uri_cb,
1157                           data);
1158   
1159   if (!data->found)
1160     {
1161       g_free (data->uri);
1162       g_free (data);
1163       
1164       g_set_error (error, GTK_RECENT_CHOOSER_ERROR,
1165                    GTK_RECENT_CHOOSER_ERROR_NOT_FOUND,
1166                    _("No item for URI '%s' found"),
1167                    uri);
1168       return FALSE;
1169     }
1170   
1171   g_free (data->uri);
1172   g_free (data);
1173
1174   return TRUE;
1175 }
1176
1177 static void
1178 gtk_recent_chooser_default_unselect_uri (GtkRecentChooser *chooser,
1179                                          const gchar      *uri)
1180 {
1181   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1182   SelectURIData *data;
1183   
1184   data = g_new0 (SelectURIData, 1);
1185   data->uri = g_strdup (uri);
1186   data->impl = impl;
1187   data->found = FALSE;
1188   data->do_activate = FALSE;
1189   data->do_select = FALSE;
1190   
1191   gtk_tree_model_foreach (GTK_TREE_MODEL (impl->recent_store),
1192                           scan_for_uri_cb,
1193                           data);
1194   
1195   g_free (data->uri);
1196   g_free (data);
1197 }
1198
1199 static void
1200 gtk_recent_chooser_default_select_all (GtkRecentChooser *chooser)
1201 {
1202   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1203   
1204   if (!impl->select_multiple)
1205     return;
1206   
1207   gtk_tree_selection_select_all (impl->selection);
1208 }
1209
1210 static void
1211 gtk_recent_chooser_default_unselect_all (GtkRecentChooser *chooser)
1212 {
1213   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1214   
1215   gtk_tree_selection_unselect_all (impl->selection);
1216 }
1217
1218 static void
1219 gtk_recent_chooser_default_set_sort_func (GtkRecentChooser  *chooser,
1220                                           GtkRecentSortFunc  sort_func,
1221                                           gpointer           sort_data,
1222                                           GDestroyNotify     data_destroy)
1223 {
1224   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1225   
1226   if (impl->sort_data_destroy)
1227     {
1228       impl->sort_data_destroy (impl->sort_data);
1229       impl->sort_data_destroy = NULL;
1230     }
1231       
1232   impl->sort_func = NULL;
1233   impl->sort_data = NULL;
1234   
1235   if (sort_func)
1236     {
1237       impl->sort_func = sort_func;
1238       impl->sort_data = sort_data;
1239       impl->sort_data_destroy = data_destroy;
1240     }
1241 }
1242
1243 static GList *
1244 gtk_recent_chooser_default_get_items (GtkRecentChooser *chooser)
1245 {
1246   GtkRecentChooserDefault *impl;
1247
1248   impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1249
1250   return _gtk_recent_chooser_get_items (chooser,
1251                                         impl->current_filter,
1252                                         impl->sort_func,
1253                                         impl->sort_data);
1254 }
1255
1256 static GtkRecentManager *
1257 gtk_recent_chooser_default_get_recent_manager (GtkRecentChooser *chooser)
1258 {
1259   return GTK_RECENT_CHOOSER_DEFAULT (chooser)->manager;
1260 }
1261
1262 static void
1263 show_filters (GtkRecentChooserDefault *impl,
1264               gboolean                 show)
1265 {
1266   if (show)
1267     gtk_widget_show (impl->filter_combo_hbox);
1268   else
1269     gtk_widget_hide (impl->filter_combo_hbox);
1270 }
1271
1272 static void
1273 gtk_recent_chooser_default_add_filter (GtkRecentChooser *chooser,
1274                                        GtkRecentFilter  *filter)
1275 {
1276   GtkRecentChooserDefault *impl;
1277   const gchar *name;
1278
1279   impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1280   
1281   if (g_slist_find (impl->filters, filter))
1282     {
1283       g_warning ("gtk_recent_chooser_add_filter() called on filter already in list\n");
1284       return;
1285     }
1286   
1287   g_object_ref_sink (filter);
1288   impl->filters = g_slist_append (impl->filters, filter);
1289   
1290   /* display new filter */
1291   name = gtk_recent_filter_get_name (filter);
1292   if (!name)
1293     name = _("Untitled filter");
1294
1295   gtk_combo_box_text_append_text (GTK_COMBO_BOX_TEXT (impl->filter_combo), name);
1296
1297   if (!g_slist_find (impl->filters, impl->current_filter))
1298     set_current_filter (impl, filter);
1299   
1300   show_filters (impl, TRUE);
1301 }
1302
1303 static void
1304 gtk_recent_chooser_default_remove_filter (GtkRecentChooser *chooser,
1305                                           GtkRecentFilter  *filter)
1306 {
1307   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1308   GtkTreeModel *model;
1309   GtkTreeIter iter;
1310   gint filter_idx;
1311   
1312   filter_idx = g_slist_index (impl->filters, filter);
1313   
1314   if (filter_idx < 0)
1315     {
1316       g_warning ("gtk_recent_chooser_remove_filter() called on filter not in list\n");
1317       return;  
1318     }
1319   
1320   impl->filters = g_slist_remove (impl->filters, filter);
1321   
1322   if (filter == impl->current_filter)
1323     {
1324       if (impl->filters)
1325         set_current_filter (impl, impl->filters->data);
1326       else
1327         set_current_filter (impl, NULL);
1328     }
1329   
1330   model = gtk_combo_box_get_model (GTK_COMBO_BOX (impl->filter_combo));
1331   gtk_tree_model_iter_nth_child (model, &iter, NULL, filter_idx);
1332   gtk_list_store_remove (GTK_LIST_STORE (model), &iter);
1333   
1334   g_object_unref (filter);
1335   
1336   if (!impl->filters)
1337     show_filters (impl, FALSE);
1338 }
1339
1340 static GSList *
1341 gtk_recent_chooser_default_list_filters (GtkRecentChooser *chooser)
1342 {
1343   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (chooser);
1344   
1345   return g_slist_copy (impl->filters);
1346 }
1347
1348 static void
1349 set_current_filter (GtkRecentChooserDefault *impl,
1350                     GtkRecentFilter         *filter)
1351 {
1352   if (impl->current_filter != filter)
1353     {
1354       gint filter_idx;
1355       
1356       filter_idx = g_slist_index (impl->filters, filter);
1357       if (impl->filters && filter && filter_idx < 0)
1358         return;
1359       
1360       if (impl->current_filter)
1361         g_object_unref (impl->current_filter);
1362       
1363       impl->current_filter = filter;
1364       
1365       if (impl->current_filter)     
1366         {
1367           g_object_ref_sink (impl->current_filter);
1368         }
1369       
1370       if (impl->filters)
1371         gtk_combo_box_set_active (GTK_COMBO_BOX (impl->filter_combo),
1372                                   filter_idx);
1373       
1374       if (impl->recent_store)
1375         reload_recent_items (impl);
1376
1377       g_object_notify (G_OBJECT (impl), "filter");
1378     }
1379 }
1380
1381 static void
1382 chooser_set_sort_type (GtkRecentChooserDefault *impl,
1383                        GtkRecentSortType        sort_type)
1384 {
1385   if (impl->sort_type != sort_type)
1386     {
1387       impl->sort_type = sort_type;
1388       reload_recent_items (impl);
1389
1390       g_object_notify (G_OBJECT (impl), "sort-type");
1391     }
1392 }
1393
1394
1395 static GtkIconTheme *
1396 get_icon_theme_for_widget (GtkWidget *widget)
1397 {
1398   if (gtk_widget_has_screen (widget))
1399     return gtk_icon_theme_get_for_screen (gtk_widget_get_screen (widget));
1400
1401   return gtk_icon_theme_get_default ();
1402 }
1403
1404 static gint
1405 get_icon_size_for_widget (GtkWidget   *widget,
1406                           GtkIconSize  icon_size)
1407 {
1408   GtkSettings *settings;
1409   gint width, height;
1410
1411   if (gtk_widget_has_screen (widget))
1412     settings = gtk_settings_get_for_screen (gtk_widget_get_screen (widget));
1413   else
1414     settings = gtk_settings_get_default ();
1415
1416   if (gtk_icon_size_lookup_for_settings (settings, icon_size,
1417                                          &width, &height))
1418     return MAX (width, height);
1419
1420   return FALLBACK_ICON_SIZE;
1421 }
1422
1423 static gint
1424 get_recent_files_limit (GtkWidget *widget)
1425 {
1426   GtkSettings *settings;
1427   gint limit;
1428
1429   if (gtk_widget_has_screen (widget))
1430     settings = gtk_settings_get_for_screen (gtk_widget_get_screen (widget));
1431   else
1432     settings = gtk_settings_get_default ();
1433   
1434   g_object_get (G_OBJECT (settings), "gtk-recent-files-limit", &limit, NULL);
1435
1436   return limit;
1437 }
1438
1439 static void
1440 recent_manager_changed_cb (GtkRecentManager *manager,
1441                            gpointer          user_data)
1442 {
1443   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1444
1445   reload_recent_items (impl);
1446 }
1447
1448 static void
1449 selection_changed_cb (GtkTreeSelection *selection,
1450                       gpointer          user_data)
1451 {
1452   _gtk_recent_chooser_selection_changed (GTK_RECENT_CHOOSER (user_data));
1453 }
1454
1455 static void
1456 row_activated_cb (GtkTreeView       *tree_view,
1457                   GtkTreePath       *tree_path,
1458                   GtkTreeViewColumn *tree_column,
1459                   gpointer           user_data)
1460 {
1461   _gtk_recent_chooser_item_activated (GTK_RECENT_CHOOSER (user_data));
1462 }
1463
1464 static void
1465 filter_combo_changed_cb (GtkComboBox *combo_box,
1466                          gpointer     user_data)
1467 {
1468   GtkRecentChooserDefault *impl;
1469   gint new_index;
1470   GtkRecentFilter *filter;
1471   
1472   impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1473   
1474   new_index = gtk_combo_box_get_active (combo_box);
1475   filter = g_slist_nth_data (impl->filters, new_index);
1476   
1477   set_current_filter (impl, filter);
1478 }
1479
1480 static GdkPixbuf *
1481 get_drag_pixbuf (GtkRecentChooserDefault *impl)
1482 {
1483   GtkRecentInfo *info;
1484   GdkPixbuf *retval;
1485   gint size;
1486   
1487   g_assert (GTK_IS_RECENT_CHOOSER_DEFAULT (impl));
1488
1489   info = gtk_recent_chooser_get_current_item (GTK_RECENT_CHOOSER (impl));
1490   if (!info)
1491     return NULL;
1492
1493   size = get_icon_size_for_widget (GTK_WIDGET (impl), GTK_ICON_SIZE_DND);
1494
1495   retval = gtk_recent_info_get_icon (info, size);
1496   gtk_recent_info_unref (info);
1497
1498   return retval;
1499 }
1500
1501 static void
1502 recent_view_drag_begin_cb (GtkWidget      *widget,
1503                            GdkDragContext *context,
1504                            gpointer        user_data)
1505 {
1506   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1507   GdkPixbuf *pixbuf;
1508
1509   pixbuf = get_drag_pixbuf (impl);
1510   if (pixbuf)
1511     {
1512       gtk_drag_set_icon_pixbuf (context, pixbuf, 0, 0);
1513       g_object_unref (pixbuf);
1514     }
1515   else
1516     gtk_drag_set_icon_default (context);
1517 }
1518
1519 typedef struct
1520 {
1521   gchar **uri_list;
1522   gsize next_pos;
1523 } DragData;
1524
1525 static void
1526 append_uri_to_urilist (GtkTreeModel *model,
1527                        GtkTreePath  *path,
1528                        GtkTreeIter  *iter,
1529                        gpointer      user_data)
1530 {
1531   DragData *drag_data = (DragData *) user_data;
1532   GtkTreeModel *child_model;
1533   GtkTreeIter child_iter;
1534   gchar *uri = NULL;
1535   gsize pos;
1536
1537   child_model = gtk_tree_model_filter_get_model (GTK_TREE_MODEL_FILTER (model));
1538   gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER (model),
1539                                                     &child_iter,
1540                                                     iter);
1541   gtk_tree_model_get (child_model, &child_iter,
1542                       RECENT_URI_COLUMN, &uri,
1543                       -1);
1544   g_assert (uri != NULL);
1545
1546   pos = drag_data->next_pos;
1547   drag_data->uri_list[pos] = g_strdup (uri);
1548   drag_data->next_pos = pos + 1;
1549 }
1550
1551 static void
1552 recent_view_drag_data_get_cb (GtkWidget        *widget,
1553                               GdkDragContext   *context,
1554                               GtkSelectionData *selection_data,
1555                               guint             info,
1556                               guint32           time_,
1557                               gpointer          data)
1558 {
1559   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (data);
1560   DragData drag_data;
1561   gsize n_uris;
1562   
1563   n_uris = gtk_tree_selection_count_selected_rows (impl->selection);
1564   if (n_uris == 0)
1565     return;
1566
1567   drag_data.uri_list = g_new0 (gchar *, n_uris + 1);
1568   drag_data.next_pos = 0;
1569   
1570   gtk_tree_selection_selected_foreach (impl->selection,
1571                                        append_uri_to_urilist,
1572                                        &drag_data);
1573   
1574   gtk_selection_data_set_uris (selection_data, drag_data.uri_list);
1575
1576   g_strfreev (drag_data.uri_list);
1577 }
1578
1579 static gboolean
1580 recent_view_query_tooltip_cb (GtkWidget  *widget,
1581                               gint        x,
1582                               gint        y,
1583                               gboolean    keyboard_tip,
1584                               GtkTooltip *tooltip,
1585                               gpointer    user_data)
1586 {
1587   GtkRecentChooserDefault *impl = user_data;
1588   GtkTreeView *tree_view;
1589   GtkTreeIter iter;
1590   GtkTreePath *path = NULL;
1591   GtkRecentInfo *info = NULL;
1592   gchar *uri_display;
1593
1594   if (!impl->show_tips)
1595     return FALSE;
1596
1597   tree_view = GTK_TREE_VIEW (impl->recent_view);
1598
1599   gtk_tree_view_get_tooltip_context (tree_view,
1600                                      &x, &y,
1601                                      keyboard_tip,
1602                                      NULL, &path, NULL);
1603   if (!path)
1604     return FALSE;
1605
1606   if (!gtk_tree_model_get_iter (GTK_TREE_MODEL (impl->recent_store), &iter, path))
1607     {
1608       gtk_tree_path_free (path);
1609       return FALSE;
1610     }
1611
1612   gtk_tree_model_get (GTK_TREE_MODEL (impl->recent_store), &iter,
1613                       RECENT_INFO_COLUMN, &info,
1614                       -1);
1615
1616   uri_display = gtk_recent_info_get_uri_display (info);
1617   
1618   gtk_tooltip_set_text (tooltip, uri_display);
1619   gtk_tree_view_set_tooltip_row (tree_view, tooltip, path);
1620
1621   g_free (uri_display);
1622   gtk_tree_path_free (path);
1623   gtk_recent_info_unref (info);
1624
1625   return TRUE;
1626 }
1627
1628 static void
1629 remove_selected_from_list (GtkRecentChooserDefault *impl)
1630 {
1631   gchar *uri;
1632   GError *err;
1633   
1634   if (impl->select_multiple)
1635     return;
1636   
1637   uri = gtk_recent_chooser_get_current_uri (GTK_RECENT_CHOOSER (impl));
1638   if (!uri)
1639     return;
1640   
1641   err = NULL;
1642   if (!gtk_recent_manager_remove_item (impl->manager, uri, &err))
1643     {
1644       gchar *msg;
1645    
1646       msg = g_strdup (_("Could not remove item"));
1647       error_message (impl, msg, err->message);
1648       
1649       g_free (msg);
1650       g_error_free (err);
1651     }
1652   
1653   g_free (uri);
1654 }
1655
1656 static void
1657 copy_activated_cb (GtkMenuItem *menu_item,
1658                    gpointer     user_data)
1659 {
1660   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1661   GtkRecentInfo *info;
1662   gchar *utf8_uri;
1663
1664   info = gtk_recent_chooser_get_current_item (GTK_RECENT_CHOOSER (impl));
1665   if (!info)
1666     return;
1667
1668   utf8_uri = gtk_recent_info_get_uri_display (info);
1669   
1670   gtk_clipboard_set_text (gtk_widget_get_clipboard (GTK_WIDGET (impl),
1671                                                     GDK_SELECTION_CLIPBOARD),
1672                           utf8_uri, -1);
1673
1674   gtk_recent_info_unref (info);
1675   g_free (utf8_uri);
1676 }
1677
1678 static void
1679 remove_all_activated_cb (GtkMenuItem *menu_item,
1680                          gpointer     user_data)
1681 {
1682   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1683   GError *err = NULL;
1684   
1685   gtk_recent_manager_purge_items (impl->manager, &err);
1686   if (err)
1687     {
1688        gchar *msg;
1689
1690        msg = g_strdup (_("Could not clear list"));
1691
1692        error_message (impl, msg, err->message);
1693        
1694        g_free (msg);
1695        g_error_free (err);
1696     }
1697 }
1698
1699 static void
1700 remove_item_activated_cb (GtkMenuItem *menu_item,
1701                           gpointer     user_data)
1702 {
1703   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1704   
1705   remove_selected_from_list (impl);
1706 }
1707
1708 static void
1709 show_private_toggled_cb (GtkCheckMenuItem *menu_item,
1710                          gpointer          user_data)
1711 {
1712   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1713   
1714   g_object_set (G_OBJECT (impl),
1715                 "show-private", gtk_check_menu_item_get_active (menu_item),
1716                 NULL);
1717 }
1718
1719 static void
1720 recent_popup_menu_detach_cb (GtkWidget *attach_widget,
1721                              GtkMenu   *menu)
1722 {
1723   GtkRecentChooserDefault *impl;
1724   
1725   impl = g_object_get_data (G_OBJECT (attach_widget), "GtkRecentChooserDefault");
1726   g_assert (GTK_IS_RECENT_CHOOSER_DEFAULT (impl));
1727   
1728   impl->recent_popup_menu = NULL;
1729   impl->recent_popup_menu_remove_item = NULL;
1730   impl->recent_popup_menu_copy_item = NULL;
1731   impl->recent_popup_menu_clear_item = NULL;
1732   impl->recent_popup_menu_show_private_item = NULL;
1733 }
1734
1735 static void
1736 recent_view_menu_ensure_state (GtkRecentChooserDefault *impl)
1737 {
1738   gint count;
1739   
1740   g_assert (GTK_IS_RECENT_CHOOSER_DEFAULT (impl));
1741   g_assert (impl->recent_popup_menu != NULL);
1742
1743   if (!impl->manager)
1744     count = 0;
1745   else
1746     g_object_get (G_OBJECT (impl->manager), "size", &count, NULL);
1747
1748   if (count == 0)
1749     {
1750       gtk_widget_set_sensitive (impl->recent_popup_menu_remove_item, FALSE);
1751       gtk_widget_set_sensitive (impl->recent_popup_menu_copy_item, FALSE);
1752       gtk_widget_set_sensitive (impl->recent_popup_menu_clear_item, FALSE);
1753       gtk_widget_set_sensitive (impl->recent_popup_menu_show_private_item, FALSE);
1754     }
1755 }
1756
1757 static void
1758 recent_view_menu_build (GtkRecentChooserDefault *impl)
1759 {
1760   GtkWidget *item;
1761   
1762   if (impl->recent_popup_menu)
1763     {
1764       recent_view_menu_ensure_state (impl);
1765       
1766       return;
1767     }
1768   
1769   impl->recent_popup_menu = gtk_menu_new ();
1770   gtk_menu_attach_to_widget (GTK_MENU (impl->recent_popup_menu),
1771                              impl->recent_view,
1772                              recent_popup_menu_detach_cb);
1773   
1774   item = gtk_image_menu_item_new_with_mnemonic (_("Copy _Location"));
1775   impl->recent_popup_menu_copy_item = item;
1776   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
1777                                  gtk_image_new_from_stock (GTK_STOCK_COPY, GTK_ICON_SIZE_MENU));
1778   g_signal_connect (item, "activate",
1779                     G_CALLBACK (copy_activated_cb), impl);
1780   gtk_widget_show (item);
1781   gtk_menu_shell_append (GTK_MENU_SHELL (impl->recent_popup_menu), item);
1782
1783   item = gtk_separator_menu_item_new ();
1784   gtk_widget_show (item);
1785   gtk_menu_shell_append (GTK_MENU_SHELL (impl->recent_popup_menu), item);
1786   
1787   item = gtk_image_menu_item_new_with_mnemonic (_("_Remove From List"));
1788   impl->recent_popup_menu_remove_item = item;
1789   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
1790                                  gtk_image_new_from_stock (GTK_STOCK_REMOVE, GTK_ICON_SIZE_MENU));
1791   g_signal_connect (item, "activate",
1792                     G_CALLBACK (remove_item_activated_cb), impl);
1793   gtk_widget_show (item);
1794   gtk_menu_shell_append (GTK_MENU_SHELL (impl->recent_popup_menu), item);
1795
1796   item = gtk_image_menu_item_new_with_mnemonic (_("_Clear List"));
1797   impl->recent_popup_menu_clear_item = item;
1798   gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (item),
1799                                  gtk_image_new_from_stock (GTK_STOCK_CLEAR, GTK_ICON_SIZE_MENU));
1800   g_signal_connect (item, "activate",
1801                     G_CALLBACK (remove_all_activated_cb), impl);
1802   
1803   gtk_widget_show (item);
1804   gtk_menu_shell_append (GTK_MENU_SHELL (impl->recent_popup_menu), item);
1805   
1806   item = gtk_separator_menu_item_new ();
1807   gtk_widget_show (item);
1808   gtk_menu_shell_append (GTK_MENU_SHELL (impl->recent_popup_menu), item);
1809   
1810   item = gtk_check_menu_item_new_with_mnemonic (_("Show _Private Resources"));
1811   impl->recent_popup_menu_show_private_item = item;
1812   gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (item), impl->show_private);
1813   g_signal_connect (item, "toggled",
1814                     G_CALLBACK (show_private_toggled_cb), impl);
1815   gtk_widget_show (item);
1816   gtk_menu_shell_append (GTK_MENU_SHELL (impl->recent_popup_menu), item);
1817   
1818   recent_view_menu_ensure_state (impl);
1819 }
1820
1821 /* taken from gtkfilechooserdefault.c */
1822 static void
1823 popup_position_func (GtkMenu   *menu,
1824                      gint      *x,
1825                      gint      *y,
1826                      gboolean  *push_in,
1827                      gpointer   user_data)
1828 {
1829   GtkAllocation allocation;
1830   GtkWidget *widget = GTK_WIDGET (user_data);
1831   GdkScreen *screen = gtk_widget_get_screen (widget);
1832   GtkRequisition req;
1833   gint monitor_num;
1834   GdkRectangle monitor;
1835
1836   if (G_UNLIKELY (!gtk_widget_get_realized (widget)))
1837     return;
1838
1839   gdk_window_get_origin (gtk_widget_get_window (widget),
1840                          x, y);
1841
1842   gtk_widget_get_preferred_size (GTK_WIDGET (menu),
1843                                  &req, NULL);
1844
1845   gtk_widget_get_allocation (widget, &allocation);
1846   *x += (allocation.width - req.width) / 2;
1847   *y += (allocation.height - req.height) / 2;
1848
1849   monitor_num = gdk_screen_get_monitor_at_point (screen, *x, *y);
1850   gtk_menu_set_monitor (menu, monitor_num);
1851   gdk_screen_get_monitor_workarea (screen, monitor_num, &monitor);
1852
1853   *x = CLAMP (*x, monitor.x, monitor.x + MAX (0, monitor.width - req.width));
1854   *y = CLAMP (*y, monitor.y, monitor.y + MAX (0, monitor.height - req.height));
1855
1856   *push_in = FALSE;
1857 }
1858
1859
1860 static void
1861 recent_view_menu_popup (GtkRecentChooserDefault *impl,
1862                         GdkEventButton          *event)
1863 {
1864   recent_view_menu_build (impl);
1865   
1866   if (event)
1867     gtk_menu_popup (GTK_MENU (impl->recent_popup_menu),
1868                     NULL, NULL, NULL, NULL,
1869                     event->button, event->time);
1870   else
1871     {
1872       gtk_menu_popup (GTK_MENU (impl->recent_popup_menu),
1873                       NULL, NULL,
1874                       popup_position_func, impl->recent_view,
1875                       0, GDK_CURRENT_TIME);
1876       gtk_menu_shell_select_first (GTK_MENU_SHELL (impl->recent_popup_menu),
1877                                    FALSE);
1878     }
1879 }
1880
1881 static gboolean
1882 recent_view_popup_menu_cb (GtkWidget *widget,
1883                            gpointer   user_data)
1884 {
1885   recent_view_menu_popup (GTK_RECENT_CHOOSER_DEFAULT (user_data), NULL);
1886   return TRUE;
1887 }
1888
1889 static gboolean
1890 recent_view_button_press_cb (GtkWidget      *widget,
1891                              GdkEventButton *event,
1892                              gpointer        user_data)
1893 {
1894   GtkRecentChooserDefault *impl = GTK_RECENT_CHOOSER_DEFAULT (user_data);
1895
1896   if (gdk_event_triggers_context_menu ((GdkEvent *) event))
1897     {
1898       GtkTreePath *path;
1899       gboolean res;
1900
1901       if (event->window != gtk_tree_view_get_bin_window (GTK_TREE_VIEW (impl->recent_view)))
1902         return FALSE;
1903
1904       res = gtk_tree_view_get_path_at_pos (GTK_TREE_VIEW (impl->recent_view),
1905                                            event->x, event->y,
1906                                            &path,
1907                                            NULL, NULL, NULL);
1908       if (!res)
1909         return FALSE;
1910
1911       /* select the path before creating the popup menu */
1912       gtk_tree_selection_select_path (impl->selection, path);
1913       gtk_tree_path_free (path);
1914       
1915       recent_view_menu_popup (impl, event);
1916
1917       return TRUE;
1918     }
1919   
1920   return FALSE;
1921 }
1922
1923 static void
1924 set_recent_manager (GtkRecentChooserDefault *impl,
1925                     GtkRecentManager        *manager)
1926 {
1927   if (impl->manager)
1928     {
1929       if (impl->manager_changed_id)
1930         {
1931           g_signal_handler_disconnect (impl, impl->manager_changed_id);
1932           impl->manager_changed_id = 0;
1933         }
1934
1935       impl->manager = NULL;
1936     }
1937   
1938   if (manager)
1939     impl->manager = manager;
1940   else
1941     impl->manager = gtk_recent_manager_get_default ();
1942   
1943   if (impl->manager)
1944     {
1945       impl->manager_changed_id = g_signal_connect (impl->manager, "changed",
1946                                                    G_CALLBACK (recent_manager_changed_cb),
1947                                                    impl);
1948     }
1949 }
1950
1951 static void
1952 gtk_recent_chooser_update (GtkActivatable *activatable,
1953                            GtkAction      *action,
1954                            const gchar    *property_name)
1955 {
1956   if (strcmp (property_name, "visible") == 0)
1957     {
1958       if (gtk_action_is_visible (action))
1959         gtk_widget_show (GTK_WIDGET (activatable));
1960       else
1961         gtk_widget_hide (GTK_WIDGET (activatable));
1962     }
1963
1964   if (strcmp (property_name, "sensitive") == 0)
1965     gtk_widget_set_sensitive (GTK_WIDGET (activatable), gtk_action_is_sensitive (action));
1966
1967   _gtk_recent_chooser_update (activatable, action, property_name);
1968 }
1969
1970
1971 static void 
1972 gtk_recent_chooser_sync_action_properties (GtkActivatable *activatable,
1973                                            GtkAction      *action)
1974 {
1975   if (action)
1976     {
1977       if (gtk_action_is_visible (action))
1978         gtk_widget_show (GTK_WIDGET (activatable));
1979       else
1980         gtk_widget_hide (GTK_WIDGET (activatable));
1981       
1982       gtk_widget_set_sensitive (GTK_WIDGET (activatable), gtk_action_is_sensitive (action));
1983     }
1984
1985   _gtk_recent_chooser_sync_action_properties (activatable, action);
1986 }
1987
1988
1989 GtkWidget *
1990 _gtk_recent_chooser_default_new (GtkRecentManager *manager)
1991 {
1992   return g_object_new (GTK_TYPE_RECENT_CHOOSER_DEFAULT,
1993                        "recent-manager", manager,
1994                        NULL);
1995 }