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