2 * Copyright (C) 2003, 2004 Marco Pesenti Gritti
3 * Copyright (C) 2003, 2004 Christian Persch
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2, or (at your option)
10 * This program 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
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
24 #include "ev-page-action.h"
25 #include "ev-page-cache.h"
26 #include "ev-window.h"
27 #include "ev-document-links.h"
28 #include "ev-marshal.h"
30 #include <glib/gi18n.h>
31 #include <gtk/gtkentry.h>
32 #include <gtk/gtktoolitem.h>
33 #include <gtk/gtklabel.h>
34 #include <gtk/gtkhbox.h>
37 typedef struct _EvPageActionWidget EvPageActionWidget;
38 typedef struct _EvPageActionWidgetClass EvPageActionWidgetClass;
39 struct _EvPageActionWidget
45 EvPageCache *page_cache;
47 GtkTreeModel *filter_model;
51 struct _EvPageActionWidgetClass
53 GtkToolItemClass parent_class;
55 void (* activate_link) (EvPageActionWidget *page_action,
59 struct _EvPageActionPrivate
61 EvPageCache *page_cache;
66 /* Widget we pass back */
67 static GType ev_page_action_widget_get_type (void);
68 static void ev_page_action_widget_init (EvPageActionWidget *action_widget);
69 static void ev_page_action_widget_class_init (EvPageActionWidgetClass *action_widget);
71 #define EV_TYPE_PAGE_ACTION_WIDGET (ev_page_action_widget_get_type ())
72 #define EV_PAGE_ACTION_WIDGET(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), EV_TYPE_PAGE_ACTION_WIDGET, EvPageActionWidget))
80 static guint widget_signals[WIDGET_N_SIGNALS] = {0, };
82 G_DEFINE_TYPE (EvPageActionWidget, ev_page_action_widget, GTK_TYPE_TOOL_ITEM)
85 ev_page_action_widget_init (EvPageActionWidget *action_widget)
91 ev_page_action_widget_set_page_cache (EvPageActionWidget *action_widget,
92 EvPageCache *page_cache)
94 if (action_widget->page_cache != NULL) {
95 g_object_remove_weak_pointer (G_OBJECT (action_widget->page_cache),
96 (gpointer *)&action_widget->page_cache);
97 action_widget->page_cache = NULL;
100 if (page_cache != NULL) {
101 action_widget->page_cache = page_cache;
102 g_object_add_weak_pointer (G_OBJECT (page_cache),
103 (gpointer *)&action_widget->page_cache);
108 ev_page_action_widget_finalize (GObject *object)
110 EvPageActionWidget *action_widget = EV_PAGE_ACTION_WIDGET (object);
112 ev_page_action_widget_set_page_cache (action_widget, NULL);
116 ev_page_action_widget_class_init (EvPageActionWidgetClass *class)
118 GObjectClass *object_class = G_OBJECT_CLASS (class);
120 object_class->finalize = ev_page_action_widget_finalize;
122 widget_signals[WIDGET_ACTIVATE_LINK] = g_signal_new ("activate_link",
123 G_OBJECT_CLASS_TYPE (object_class),
124 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
125 G_STRUCT_OFFSET (EvPageActionClass, activate_link),
127 g_cclosure_marshal_VOID__OBJECT,
133 static void ev_page_action_init (EvPageAction *action);
134 static void ev_page_action_class_init (EvPageActionClass *class);
143 static guint signals[N_SIGNALS] = {0, };
145 G_DEFINE_TYPE (EvPageAction, ev_page_action, GTK_TYPE_ACTION)
147 #define EV_PAGE_ACTION_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_PAGE_ACTION, EvPageActionPrivate))
155 /* user data to set on the widget. */
156 #define EPA_FILTER_MODEL_DATA "epa-filter-model"
159 update_pages_label (EvPageActionWidget *proxy,
161 EvPageCache *page_cache)
166 n_pages = page_cache ? ev_page_cache_get_n_pages (page_cache) : 0;
167 if (page_cache && ev_page_cache_has_nonnumeric_page_labels (page_cache)) {
168 label_text = g_strdup_printf (_("(%d of %d)"), page + 1, n_pages);
170 label_text = g_strdup_printf (_("of %d"), n_pages);
172 gtk_label_set_text (GTK_LABEL (proxy->label), label_text);
177 page_changed_cb (EvPageCache *page_cache,
179 EvPageActionWidget *proxy)
183 if (page_cache != NULL && page >= 0) {
185 gtk_entry_set_width_chars (GTK_ENTRY (proxy->entry),
186 CLAMP (ev_page_cache_get_max_label_chars (page_cache),
189 gchar *page_label = ev_page_cache_get_page_label (page_cache, page);
190 gtk_entry_set_text (GTK_ENTRY (proxy->entry), page_label);
191 gtk_editable_set_position (GTK_EDITABLE (proxy->entry), -1);
195 gtk_entry_set_text (GTK_ENTRY (proxy->entry), "");
198 update_pages_label (proxy, page, page_cache);
202 activate_cb (GtkWidget *entry, GtkAction *action)
204 EvPageAction *page = EV_PAGE_ACTION (action);
205 EvPageCache *page_cache;
209 text = gtk_entry_get_text (GTK_ENTRY (entry));
210 page_cache = page->priv->page_cache;
212 g_signal_emit (action, signals[ACTIVATE_LABEL], 0, text, &changed);
215 /* rest the entry to the current page if we were unable to
218 ev_page_cache_get_page_label (page_cache,
219 ev_page_cache_get_current_page (page_cache));
220 gtk_entry_set_text (GTK_ENTRY (entry), page_label);
221 gtk_editable_set_position (GTK_EDITABLE (entry), -1);
227 create_tool_item (GtkAction *action)
229 EvPageActionWidget *proxy;
232 proxy = g_object_new (ev_page_action_widget_get_type (), NULL);
233 gtk_container_set_border_width (GTK_CONTAINER (proxy), 6);
234 gtk_widget_show (GTK_WIDGET (proxy));
236 hbox = gtk_hbox_new (FALSE, 0);
237 gtk_box_set_spacing (GTK_BOX (hbox), 6);
239 proxy->entry = gtk_entry_new ();
240 gtk_entry_set_width_chars (GTK_ENTRY (proxy->entry), 5);
241 gtk_box_pack_start (GTK_BOX (hbox), proxy->entry, FALSE, FALSE, 0);
242 gtk_widget_show (proxy->entry);
243 g_signal_connect (proxy->entry, "activate",
244 G_CALLBACK (activate_cb),
247 proxy->label = gtk_label_new (NULL);
248 gtk_box_pack_start (GTK_BOX (hbox), proxy->label, FALSE, FALSE, 0);
249 gtk_widget_show (proxy->label);
251 gtk_container_add (GTK_CONTAINER (proxy), hbox);
252 gtk_widget_show (hbox);
254 return GTK_WIDGET (proxy);
258 update_page_cache (EvPageAction *page, GParamSpec *pspec, EvPageActionWidget *proxy)
260 EvPageCache *page_cache;
263 page_cache = page->priv->page_cache;
265 /* clear the old signal */
266 if (proxy->signal_id > 0 && proxy->page_cache)
267 g_signal_handler_disconnect (proxy->page_cache, proxy->signal_id);
269 if (page_cache != NULL) {
270 signal_id = g_signal_connect_object (page_cache,
272 G_CALLBACK (page_changed_cb),
274 /* Set the initial value */
275 page_changed_cb (page_cache,
276 ev_page_cache_get_current_page (page_cache),
279 /* Or clear the entry */
281 page_changed_cb (NULL, 0, proxy);
283 ev_page_action_widget_set_page_cache (proxy, page_cache);
284 proxy->signal_id = signal_id;
288 build_new_tree_cb (GtkTreeModel *model,
293 GtkTreeModel *filter_model = GTK_TREE_MODEL (data);
296 gtk_tree_model_get (model, iter,
297 EV_DOCUMENT_LINKS_COLUMN_LINK, &link,
300 if (link && ev_link_get_link_type (link) == EV_LINK_TYPE_PAGE) {
301 GtkTreeIter filter_iter;
303 gtk_list_store_append (GTK_LIST_STORE (filter_model), &filter_iter);
304 gtk_list_store_set (GTK_LIST_STORE (filter_model), &filter_iter,
310 g_object_unref (link);
315 static GtkTreeModel *
316 get_filter_model_from_model (GtkTreeModel *model)
318 GtkTreeModel *filter_model;
321 (GtkTreeModel *) g_object_get_data (G_OBJECT (model), EPA_FILTER_MODEL_DATA);
322 if (filter_model == NULL) {
323 filter_model = (GtkTreeModel *) gtk_list_store_new (1, GTK_TYPE_TREE_ITER);
325 gtk_tree_model_foreach (model,
328 g_object_set_data_full (G_OBJECT (model), EPA_FILTER_MODEL_DATA, filter_model, g_object_unref);
335 match_selected_cb (GtkEntryCompletion *completion,
336 GtkTreeModel *filter_model,
337 GtkTreeIter *filter_iter,
338 EvPageActionWidget *proxy)
343 gtk_tree_model_get (filter_model, filter_iter,
346 gtk_tree_model_get (proxy->model, iter,
347 EV_DOCUMENT_LINKS_COLUMN_LINK, &link,
350 g_signal_emit (proxy, widget_signals[WIDGET_ACTIVATE_LINK], 0, link);
353 g_object_unref (link);
355 gtk_tree_iter_free (iter);
362 display_completion_text (GtkCellLayout *cell_layout,
363 GtkCellRenderer *renderer,
364 GtkTreeModel *filter_model,
365 GtkTreeIter *filter_iter,
366 EvPageActionWidget *proxy)
371 gtk_tree_model_get (filter_model, filter_iter,
374 gtk_tree_model_get (proxy->model, iter,
375 EV_DOCUMENT_LINKS_COLUMN_LINK, &link,
378 g_object_set (renderer, "text", ev_link_get_title (link), NULL);
381 g_object_unref (link);
383 gtk_tree_iter_free (iter);
387 match_completion (GtkEntryCompletion *completion,
389 GtkTreeIter *filter_iter,
390 EvPageActionWidget *proxy)
394 const gchar *text = NULL;
396 gtk_tree_model_get (gtk_entry_completion_get_model (completion),
400 gtk_tree_model_get (proxy->model, iter,
401 EV_DOCUMENT_LINKS_COLUMN_LINK, &link,
406 text = ev_link_get_title (link);
407 g_object_unref (link);
410 gtk_tree_iter_free (iter);
413 gchar *normalized_text;
414 gchar *normalized_key;
415 gchar *case_normalized_text;
416 gchar *case_normalized_key;
417 gboolean retval = FALSE;
419 normalized_text = g_utf8_normalize (text, -1, G_NORMALIZE_ALL);
420 normalized_key = g_utf8_normalize (key, -1, G_NORMALIZE_ALL);
421 case_normalized_text = g_utf8_casefold (normalized_text, -1);
422 case_normalized_key = g_utf8_casefold (normalized_key, -1);
424 if (strstr (case_normalized_text, case_normalized_key))
427 g_free (normalized_text);
428 g_free (normalized_key);
429 g_free (case_normalized_text);
430 g_free (case_normalized_key);
440 update_model (EvPageAction *page, GParamSpec *pspec, EvPageActionWidget *proxy)
443 GtkTreeModel *filter_model;
445 g_object_get (G_OBJECT (page),
450 GtkEntryCompletion *completion;
451 GtkCellRenderer *renderer;
453 proxy->model = model;
454 filter_model = get_filter_model_from_model (model);
456 completion = gtk_entry_completion_new ();
458 /* popup-set-width is 2.7.0 only */
459 g_object_set (G_OBJECT (completion),
460 "popup-set-width", FALSE,
461 "model", filter_model,
464 g_signal_connect (completion, "match-selected", G_CALLBACK (match_selected_cb), proxy);
465 gtk_entry_completion_set_match_func (completion,
466 (GtkEntryCompletionMatchFunc) match_completion,
469 /* Set up the layout */
470 renderer = (GtkCellRenderer *)
471 g_object_new (GTK_TYPE_CELL_RENDERER_TEXT,
472 "ellipsize", PANGO_ELLIPSIZE_END,
475 gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (completion), renderer, TRUE);
476 gtk_cell_layout_set_cell_data_func (GTK_CELL_LAYOUT (completion),
478 (GtkCellLayoutDataFunc) display_completion_text,
480 gtk_entry_set_completion (GTK_ENTRY (proxy->entry), completion);
482 g_object_unref (model);
487 activate_link_cb (EvPageActionWidget *proxy, EvLink *link, EvPageAction *action)
489 g_signal_emit (action, signals[ACTIVATE_LINK], 0, link);
493 connect_proxy (GtkAction *action, GtkWidget *proxy)
495 if (GTK_IS_TOOL_ITEM (proxy)) {
496 g_signal_connect_object (action, "notify::page-cache",
497 G_CALLBACK (update_page_cache),
499 g_signal_connect (proxy, "activate_link",
500 G_CALLBACK (activate_link_cb),
502 update_page_cache (EV_PAGE_ACTION (action), NULL,
503 EV_PAGE_ACTION_WIDGET (proxy));
504 /* We only go through this whole rigmarole if we can set
505 * GtkEntryCompletion::popup-set-width, which appeared in
507 if (gtk_check_version (2, 7, 0) == NULL) {
508 g_signal_connect_object (action, "notify::model",
509 G_CALLBACK (update_model),
514 GTK_ACTION_CLASS (ev_page_action_parent_class)->connect_proxy (action, proxy);
518 ev_page_action_dispose (GObject *object)
520 EvPageAction *page = EV_PAGE_ACTION (object);
522 if (page->priv->page_cache) {
523 g_object_unref (page->priv->page_cache);
524 page->priv->page_cache = NULL;
527 G_OBJECT_CLASS (ev_page_action_parent_class)->dispose (object);
531 ev_page_action_set_property (GObject *object,
537 EvPageCache *page_cache;
540 page = EV_PAGE_ACTION (object);
544 case PROP_PAGE_CACHE:
545 page_cache = page->priv->page_cache;
546 page->priv->page_cache = EV_PAGE_CACHE (g_value_dup_object (value));
548 g_object_unref (page_cache);
551 model = page->priv->model;
552 page->priv->model = GTK_TREE_MODEL (g_value_dup_object (value));
554 g_object_unref (model);
557 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
563 ev_page_action_get_property (GObject *object,
570 page = EV_PAGE_ACTION (object);
574 case PROP_PAGE_CACHE:
575 g_value_set_object (value, page->priv->page_cache);
578 g_value_set_object (value, page->priv->model);
581 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
587 ev_page_action_set_document (EvPageAction *page, EvDocument *document)
589 EvPageCache *page_cache = NULL;
592 page_cache = ev_page_cache_get (document);
595 "page-cache", page_cache,
601 ev_page_action_set_model (EvPageAction *page_action,
604 g_object_set (page_action,
610 ev_page_action_grab_focus (EvPageAction *page_action)
614 proxies = gtk_action_get_proxies (GTK_ACTION (page_action));
615 for (; proxies != NULL; proxies = proxies->next) {
616 EvPageActionWidget *proxy;
618 proxy = EV_PAGE_ACTION_WIDGET (proxies->data);
619 gtk_widget_grab_focus (proxy->entry);
624 ev_page_action_init (EvPageAction *page)
626 page->priv = EV_PAGE_ACTION_GET_PRIVATE (page);
630 ev_page_action_class_init (EvPageActionClass *class)
632 GObjectClass *object_class = G_OBJECT_CLASS (class);
633 GtkActionClass *action_class = GTK_ACTION_CLASS (class);
635 object_class->dispose = ev_page_action_dispose;
636 object_class->set_property = ev_page_action_set_property;
637 object_class->get_property = ev_page_action_get_property;
639 action_class->toolbar_item_type = GTK_TYPE_TOOL_ITEM;
640 action_class->create_tool_item = create_tool_item;
641 action_class->connect_proxy = connect_proxy;
643 signals[ACTIVATE_LINK] = g_signal_new ("activate_link",
644 G_OBJECT_CLASS_TYPE (object_class),
645 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
646 G_STRUCT_OFFSET (EvPageActionClass, activate_link),
648 g_cclosure_marshal_VOID__OBJECT,
651 signals[ACTIVATE_LABEL] = g_signal_new ("activate_label",
652 G_OBJECT_CLASS_TYPE (object_class),
653 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
654 G_STRUCT_OFFSET (EvPageActionClass, activate_link),
656 ev_marshal_BOOLEAN__STRING,
660 g_object_class_install_property (object_class,
662 g_param_spec_object ("page-cache",
664 "Current page cache",
668 g_object_class_install_property (object_class,
670 g_param_spec_object ("model",
676 g_type_class_add_private (object_class, sizeof (EvPageActionPrivate));