nautilus-3.6.3/libnautilus-private/nautilus-bookmark.c

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  1 /* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
  2 
  3 /* nautilus-bookmark.c - implementation of individual bookmarks.
  4  *
  5  * Copyright (C) 1999, 2000 Eazel, Inc.
  6  * Copyright (C) 2011, Red Hat, Inc.
  7  *
  8  * The Gnome Library is free software; you can redistribute it and/or
  9  * modify it under the terms of the GNU Library General Public License as
 10  * published by the Free Software Foundation; either version 2 of the
 11  * License, or (at your option) any later version.
 12  *
 13  * The Gnome Library is distributed in the hope that it will be useful,
 14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 16  * Library General Public License for more details.
 17  *
 18  * You should have received a copy of the GNU Library General Public
 19  * License along with the Gnome Library; see the file COPYING.LIB.  If not,
 20  * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
 21  * Boston, MA 02111-1307, USA.
 22  *
 23  * Authors: John Sullivan <sullivan@eazel.com>
 24  *          Cosimo Cecchi <cosimoc@redhat.com>
 25  */
 26 
 27 #include <config.h>
 28 
 29 #include "nautilus-bookmark.h"
 30 
 31 #include <eel/eel-vfs-extensions.h>
 32 #include <gio/gio.h>
 33 #include <glib/gi18n.h>
 34 #include <gtk/gtk.h>
 35 
 36 #include <libnautilus-private/nautilus-file.h>
 37 #include <libnautilus-private/nautilus-file-utilities.h>
 38 #include <libnautilus-private/nautilus-icon-names.h>
 39 
 40 #define DEBUG_FLAG NAUTILUS_DEBUG_BOOKMARKS
 41 #include <libnautilus-private/nautilus-debug.h>
 42 
 43 enum {
 44 	CONTENTS_CHANGED,
 45 	LAST_SIGNAL
 46 };
 47 
 48 enum {
 49 	PROP_NAME = 1,
 50 	PROP_CUSTOM_NAME,
 51 	PROP_LOCATION,
 52 	PROP_ICON,
 53 	PROP_SYMBOLIC_ICON,
 54 	NUM_PROPERTIES
 55 };
 56 
 57 #define ELLIPSISED_MENU_ITEM_MIN_CHARS  32
 58 
 59 static GParamSpec* properties[NUM_PROPERTIES] = { NULL };
 60 static guint signals[LAST_SIGNAL];
 61 
 62 struct NautilusBookmarkDetails
 63 {
 64 	char *name;
 65 	gboolean has_custom_name;
 66 	GFile *location;
 67 	gboolean location_gone;
 68 	GIcon *icon;
 69 	GIcon *symbolic_icon;
 70 	NautilusFile *file;
 71 	
 72 	char *scroll_file;
 73 };
 74 
 75 static void	  nautilus_bookmark_disconnect_file	  (NautilusBookmark	 *file);
 76 
 77 G_DEFINE_TYPE (NautilusBookmark, nautilus_bookmark, G_TYPE_OBJECT);
 78 
 79 static void
 80 nautilus_bookmark_set_name_internal (NautilusBookmark *bookmark,
 81 				     const char *new_name)
 82 {
 83 	if (g_strcmp0 (bookmark->details->name, new_name) != 0) {
 84 		g_free (bookmark->details->name);
 85 		bookmark->details->name = g_strdup (new_name);
 86 
 87 		g_object_notify_by_pspec (G_OBJECT (bookmark), properties[PROP_NAME]);
 88 	}
 89 }
 90 
 91 static void
 92 bookmark_set_name_from_ready_file (NautilusBookmark *self,
 93 				   NautilusFile *file)
 94 {
 95 	gchar *display_name;
 96 
 97 	if (self->details->has_custom_name) {
 98 		return;
 99 	}
100 
101 	display_name = nautilus_file_get_display_name (self->details->file);
102 
103 	if (nautilus_file_is_home (self->details->file)) {
104 		nautilus_bookmark_set_name_internal (self, _("Home"));
105 	} else if (g_strcmp0 (self->details->name, display_name) != 0) {
106 		nautilus_bookmark_set_name_internal (self, display_name);
107 		DEBUG ("%s: name changed to %s", nautilus_bookmark_get_name (self), display_name);
108 	}
109 
110 	g_free (display_name);
111 }
112 
113 static void
114 bookmark_file_changed_callback (NautilusFile *file,
115 				NautilusBookmark *bookmark)
116 {
117 	GFile *location;
118 
119 	g_assert (file == bookmark->details->file);
120 
121 	DEBUG ("%s: file changed", nautilus_bookmark_get_name (bookmark));
122 
123 	location = nautilus_file_get_location (file);
124 
125 	if (!g_file_equal (bookmark->details->location, location) &&
126 	    !nautilus_file_is_in_trash (file)) {
127 		DEBUG ("%s: file got moved", nautilus_bookmark_get_name (bookmark));
128 
129 		g_object_unref (bookmark->details->location);
130 		bookmark->details->location = g_object_ref (location);
131 
132 		g_object_notify_by_pspec (G_OBJECT (bookmark), properties[PROP_LOCATION]);
133 		g_signal_emit (bookmark, signals[CONTENTS_CHANGED], 0);
134 	}
135 
136 	g_object_unref (location);
137 
138 	if (nautilus_file_is_gone (file) ||
139 	    nautilus_file_is_in_trash (file)) {
140 		/* The file we were monitoring has been trashed, deleted,
141 		 * or moved in a way that we didn't notice. We should make 
142 		 * a spanking new NautilusFile object for this 
143 		 * location so if a new file appears in this place 
144 		 * we will notice. However, we can't immediately do so
145 		 * because creating a new NautilusFile directly as a result
146 		 * of noticing a file goes away may trigger i/o on that file
147 		 * again, noticeing it is gone, leading to a loop.
148 		 * So, the new NautilusFile is created when the bookmark
149 		 * is used again. However, this is not really a problem, as
150 		 * we don't want to change the icon or anything about the
151 		 * bookmark just because its not there anymore.
152 		 */
153 		DEBUG ("%s: trashed", nautilus_bookmark_get_name (bookmark));
154 		bookmark->details->location_gone = TRUE;
155 		nautilus_bookmark_disconnect_file (bookmark);
156 	} else {
157 		bookmark->details->location_gone = FALSE;
158 		bookmark_set_name_from_ready_file (bookmark, file);
159 	}
160 }
161 
162 static void
163 apply_warning_emblem (GIcon **base,
164 		      gboolean symbolic)
165 {
166 	GIcon *warning, *emblemed_icon;
167 	GEmblem *emblem;
168 
169 	if (symbolic) {
170 		warning = g_themed_icon_new ("dialog-warning-symbolic");
171 	} else {
172 		warning = g_themed_icon_new (GTK_STOCK_DIALOG_WARNING);
173 	}
174 
175 	emblem = g_emblem_new (warning);
176 	emblemed_icon = g_emblemed_icon_new (*base, emblem);
177 
178 	g_object_unref (emblem);
179 	g_object_unref (warning);
180 	g_object_unref (*base);
181 
182 	*base = emblemed_icon;
183 }
184 
185 static GIcon *
186 get_native_icon (NautilusBookmark *bookmark,
187 		 gboolean symbolic)
188 {
189 	gint idx;
190 	GIcon *icon = NULL;
191 
192 	if (bookmark->details->file == NULL) {
193 		goto out;
194 	}
195 
196 	for (idx = 0; idx < G_USER_N_DIRECTORIES; idx++) {
197 		if (nautilus_file_is_user_special_directory (bookmark->details->file, idx)) {
198 			break;
199 		}
200 	}
201 
202 	if (idx < G_USER_N_DIRECTORIES) {
203 		if (symbolic) {
204 			icon = nautilus_special_directory_get_symbolic_icon (idx);
205 		} else {
206 			icon = nautilus_special_directory_get_icon (idx);
207 		}
208 	}
209 
210  out:
211 	if (icon == NULL) {
212 		if (symbolic) {
213 			icon = g_themed_icon_new (NAUTILUS_ICON_FOLDER);
214 		} else {
215 			icon = g_themed_icon_new (NAUTILUS_ICON_FULLCOLOR_FOLDER);
216 		}
217 	}
218 
219 	return icon;
220 }
221 
222 static void
223 nautilus_bookmark_set_icon_to_default (NautilusBookmark *bookmark)
224 {
225 	GIcon *icon, *symbolic_icon;
226 	char *uri;
227 
228 	if (g_file_is_native (bookmark->details->location)) {
229 		symbolic_icon = get_native_icon (bookmark, TRUE);
230 		icon = get_native_icon (bookmark, FALSE);
231 	} else {
232 		uri = nautilus_bookmark_get_uri (bookmark);
233 		if (g_str_has_prefix (uri, EEL_SEARCH_URI)) {
234 			symbolic_icon = g_themed_icon_new (NAUTILUS_ICON_FOLDER_SAVED_SEARCH);
235 			icon = g_themed_icon_new (NAUTILUS_ICON_FULLCOLOR_FOLDER_SAVED_SEARCH);
236 		} else {
237 			symbolic_icon = g_themed_icon_new (NAUTILUS_ICON_FOLDER_REMOTE);
238 			icon = g_themed_icon_new (NAUTILUS_ICON_FULLCOLOR_FOLDER_REMOTE);
239 		}
240 		g_free (uri);
241 	}
242 
243 	if (nautilus_bookmark_uri_known_not_to_exist (bookmark)) {
244 		DEBUG ("%s: file does not exist, add emblem", nautilus_bookmark_get_name (bookmark));
245 
246 		apply_warning_emblem (&icon, FALSE);
247 		apply_warning_emblem (&symbolic_icon, TRUE);
248 	}
249 
250 	DEBUG ("%s: setting icon to default", nautilus_bookmark_get_name (bookmark));
251 
252 	g_object_set (bookmark,
253 		      "icon", icon,
254 		      "symbolic-icon", symbolic_icon,
255 		      NULL);
256 
257 	g_object_unref (icon);
258 	g_object_unref (symbolic_icon);
259 }
260 
261 static void
262 nautilus_bookmark_disconnect_file (NautilusBookmark *bookmark)
263 {
264 	if (bookmark->details->file != NULL) {
265 		DEBUG ("%s: disconnecting file",
266 		       nautilus_bookmark_get_name (bookmark));
267 
268 		g_signal_handlers_disconnect_by_func (bookmark->details->file,
269 						      G_CALLBACK (bookmark_file_changed_callback),
270 						      bookmark);
271 		g_clear_object (&bookmark->details->file);
272 	}
273 }
274 
275 static void
276 nautilus_bookmark_connect_file (NautilusBookmark *bookmark)
277 {
278 	if (bookmark->details->file != NULL) {
279 		DEBUG ("%s: file already connected, returning",
280 		       nautilus_bookmark_get_name (bookmark));
281 		return;
282 	}
283 
284 	if (!nautilus_bookmark_uri_known_not_to_exist (bookmark)) {
285 		DEBUG ("%s: creating file", nautilus_bookmark_get_name (bookmark));
286 
287 		bookmark->details->file = nautilus_file_get (bookmark->details->location);
288 		g_assert (!nautilus_file_is_gone (bookmark->details->file));
289 
290 		g_signal_connect_object (bookmark->details->file, "changed",
291 					 G_CALLBACK (bookmark_file_changed_callback), bookmark, 0);
292 	}
293 
294 	if (bookmark->details->icon == NULL ||
295 	    bookmark->details->symbolic_icon == NULL) {
296 		nautilus_bookmark_set_icon_to_default (bookmark);
297 	}
298 
299 	if (bookmark->details->file != NULL &&
300 	    nautilus_file_check_if_ready (bookmark->details->file, NAUTILUS_FILE_ATTRIBUTE_INFO)) {
301 		bookmark_set_name_from_ready_file (bookmark, bookmark->details->file);
302 	}
303 
304 	if (bookmark->details->name == NULL) {
305 		bookmark->details->name = nautilus_compute_title_for_location (bookmark->details->location);
306 	}
307 }
308 
309 /* GObject methods */
310 
311 static void
312 nautilus_bookmark_set_property (GObject *object,
313 				guint property_id,
314 				const GValue *value,
315 				GParamSpec *pspec)
316 {
317 	NautilusBookmark *self = NAUTILUS_BOOKMARK (object);
318 	GIcon *new_icon;
319 
320 	switch (property_id) {
321 	case PROP_ICON:
322 		new_icon = g_value_get_object (value);
323 
324 		if (new_icon != NULL && !g_icon_equal (self->details->icon, new_icon)) {
325 			g_clear_object (&self->details->icon);
326 			self->details->icon = g_object_ref (new_icon);
327 		}
328 
329 		break;
330 	case PROP_SYMBOLIC_ICON:
331 		new_icon = g_value_get_object (value);
332 
333 		if (new_icon != NULL && !g_icon_equal (self->details->symbolic_icon, new_icon)) {
334 			g_clear_object (&self->details->symbolic_icon);
335 			self->details->symbolic_icon = g_object_ref (new_icon);
336 		}
337 
338 		break;
339 	case PROP_LOCATION:
340 		self->details->location = g_value_dup_object (value);
341 		break;
342 	case PROP_CUSTOM_NAME:
343 		self->details->has_custom_name = g_value_get_boolean (value);
344 		break;
345 	case PROP_NAME:
346 		nautilus_bookmark_set_name_internal (self, g_value_get_string (value));
347 		break;
348 	default:
349 		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
350 		break;
351 	}
352 }
353 
354 static void
355 nautilus_bookmark_get_property (GObject *object,
356 				guint property_id,
357 				GValue *value,
358 				GParamSpec *pspec)
359 {
360 	NautilusBookmark *self = NAUTILUS_BOOKMARK (object);
361 
362 	switch (property_id) {
363 	case PROP_NAME:
364 		g_value_set_string (value, self->details->name);
365 		break;
366 	case PROP_ICON:
367 		g_value_set_object (value, self->details->icon);
368 		break;
369 	case PROP_SYMBOLIC_ICON:
370 		g_value_set_object (value, self->details->symbolic_icon);
371 		break;
372 	case PROP_LOCATION:
373 		g_value_set_object (value, self->details->location);
374 		break;
375 	case PROP_CUSTOM_NAME:
376 		g_value_set_boolean (value, self->details->has_custom_name);
377 		break;
378 	default:
379 		G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
380 		break;
381 	}
382 }
383 
384 static void
385 nautilus_bookmark_finalize (GObject *object)
386 {
387 	NautilusBookmark *bookmark;
388 
389 	g_assert (NAUTILUS_IS_BOOKMARK (object));
390 
391 	bookmark = NAUTILUS_BOOKMARK (object);
392 
393 	nautilus_bookmark_disconnect_file (bookmark);	
394 
395 	g_object_unref (bookmark->details->location);
396 	g_clear_object (&bookmark->details->icon);
397 	g_clear_object (&bookmark->details->symbolic_icon);
398 
399 	g_free (bookmark->details->name);
400 	g_free (bookmark->details->scroll_file);
401 
402 	G_OBJECT_CLASS (nautilus_bookmark_parent_class)->finalize (object);
403 }
404 
405 static void
406 nautilus_bookmark_constructed (GObject *obj)
407 {
408 	NautilusBookmark *self = NAUTILUS_BOOKMARK (obj);
409 
410 	nautilus_bookmark_connect_file (self);
411 }
412 
413 static void
414 nautilus_bookmark_class_init (NautilusBookmarkClass *class)
415 {
416 	GObjectClass *oclass = G_OBJECT_CLASS (class);
417 
418 	oclass->finalize = nautilus_bookmark_finalize;
419 	oclass->get_property = nautilus_bookmark_get_property;
420 	oclass->set_property = nautilus_bookmark_set_property;
421 	oclass->constructed = nautilus_bookmark_constructed;
422 
423 	signals[CONTENTS_CHANGED] =
424 		g_signal_new ("contents-changed",
425 		              G_TYPE_FROM_CLASS (class),
426 		              G_SIGNAL_RUN_LAST,
427 		              G_STRUCT_OFFSET (NautilusBookmarkClass, contents_changed),
428 		              NULL, NULL,
429 		              g_cclosure_marshal_VOID__VOID,
430 		              G_TYPE_NONE, 0);
431 
432 	properties[PROP_NAME] =
433 		g_param_spec_string ("name",
434 				     "Bookmark's name",
435 				     "The name of this bookmark",
436 				     NULL,
437 				     G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | G_PARAM_CONSTRUCT);
438 
439 	properties[PROP_CUSTOM_NAME] =
440 		g_param_spec_boolean ("custom-name",
441 				      "Whether the bookmark has a custom name",
442 				      "Whether the bookmark has a custom name",
443 				      FALSE,
444 				      G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | G_PARAM_CONSTRUCT);
445 
446 	properties[PROP_LOCATION] =
447 		g_param_spec_object ("location",
448 				     "Bookmark's location",
449 				     "The location of this bookmark",
450 				     G_TYPE_FILE,
451 				     G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS | G_PARAM_CONSTRUCT_ONLY);
452 
453 	properties[PROP_ICON] =
454 		g_param_spec_object ("icon",
455 				     "Bookmark's icon",
456 				     "The icon of this bookmark",
457 				     G_TYPE_ICON,
458 				     G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
459 
460 	properties[PROP_SYMBOLIC_ICON] =
461 		g_param_spec_object ("symbolic-icon",
462 				     "Bookmark's symbolic icon",
463 				     "The symbolic icon of this bookmark",
464 				     G_TYPE_ICON,
465 				     G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS);
466 
467 	g_object_class_install_properties (oclass, NUM_PROPERTIES, properties);
468 
469 	g_type_class_add_private (class, sizeof (NautilusBookmarkDetails));
470 }
471 
472 static void
473 nautilus_bookmark_init (NautilusBookmark *bookmark)
474 {
475 	bookmark->details = G_TYPE_INSTANCE_GET_PRIVATE (bookmark, NAUTILUS_TYPE_BOOKMARK,
476 							 NautilusBookmarkDetails);
477 }
478 
479 const gchar *
480 nautilus_bookmark_get_name (NautilusBookmark *bookmark)
481 {
482 	g_return_val_if_fail (NAUTILUS_IS_BOOKMARK (bookmark), NULL);
483 
484 	return bookmark->details->name;
485 }
486 
487 gboolean
488 nautilus_bookmark_get_has_custom_name (NautilusBookmark *bookmark)
489 {
490 	g_return_val_if_fail(NAUTILUS_IS_BOOKMARK (bookmark), FALSE);
491 
492 	return (bookmark->details->has_custom_name);
493 }
494 
495 /**
496  * nautilus_bookmark_set_custom_name:
497  *
498  * Change the user-displayed name of a bookmark.
499  * @new_name: The new user-displayed name for this bookmark, mustn't be NULL.
500  *
501  **/
502 void
503 nautilus_bookmark_set_custom_name (NautilusBookmark *bookmark,
504 				   const char *new_name)
505 {
506 	g_return_if_fail (new_name != NULL);
507 	g_return_if_fail (NAUTILUS_IS_BOOKMARK (bookmark));
508 
509 	g_object_set (bookmark,
510 		      "custom-name", TRUE,
511 		      "name", new_name,
512 		      NULL);
513 
514 	g_signal_emit (bookmark, signals[CONTENTS_CHANGED], 0);
515 }
516 
517 /**
518  * nautilus_bookmark_compare_with:
519  *
520  * Check whether two bookmarks are considered identical.
521  * @a: first NautilusBookmark*.
522  * @b: second NautilusBookmark*.
523  * 
524  * Return value: 0 if @a and @b have same name and uri, 1 otherwise 
525  * (GCompareFunc style)
526  **/
527 int		    
528 nautilus_bookmark_compare_with (gconstpointer a, gconstpointer b)
529 {
530 	NautilusBookmark *bookmark_a;
531 	NautilusBookmark *bookmark_b;
532 
533 	g_return_val_if_fail (NAUTILUS_IS_BOOKMARK (a), 1);
534 	g_return_val_if_fail (NAUTILUS_IS_BOOKMARK (b), 1);
535 
536 	bookmark_a = NAUTILUS_BOOKMARK (a);
537 	bookmark_b = NAUTILUS_BOOKMARK (b);
538 
539 	if (!g_file_equal (bookmark_a->details->location,
540 			   bookmark_b->details->location)) {
541 		return 1;
542 	}
543 	
544 	if (g_strcmp0 (bookmark_a->details->name,
545 		       bookmark_b->details->name) != 0) {
546 		return 1;
547 	}
548 	
549 	return 0;
550 }
551 
552 /**
553  * nautilus_bookmark_compare_uris:
554  *
555  * Check whether the uris of two bookmarks are for the same location.
556  * @a: first NautilusBookmark*.
557  * @b: second NautilusBookmark*.
558  * 
559  * Return value: 0 if @a and @b have matching uri, 1 otherwise 
560  * (GCompareFunc style)
561  **/
562 int		    
563 nautilus_bookmark_compare_uris (gconstpointer a, gconstpointer b)
564 {
565 	NautilusBookmark *bookmark_a;
566 	NautilusBookmark *bookmark_b;
567 
568 	g_return_val_if_fail (NAUTILUS_IS_BOOKMARK (a), 1);
569 	g_return_val_if_fail (NAUTILUS_IS_BOOKMARK (b), 1);
570 
571 	bookmark_a = NAUTILUS_BOOKMARK (a);
572 	bookmark_b = NAUTILUS_BOOKMARK (b);
573 
574 	return !g_file_equal (bookmark_a->details->location,
575 			      bookmark_b->details->location);
576 }
577 
578 NautilusBookmark *
579 nautilus_bookmark_copy (NautilusBookmark *bookmark)
580 {
581 	NautilusBookmark *retval;
582 
583 	g_return_val_if_fail (NAUTILUS_IS_BOOKMARK (bookmark), NULL);
584 
585 	retval = nautilus_bookmark_new (bookmark->details->location,
586 					bookmark->details->has_custom_name ?
587 					bookmark->details->name : NULL);
588 	if (bookmark->details->icon) {
589 		g_object_set (retval, "icon", bookmark->details->icon, NULL);
590 	}
591 	if (bookmark->details->symbolic_icon) {
592 		g_object_set (retval, "symbolic-icon", bookmark->details->symbolic_icon, NULL);
593 	}
594 
595 	return retval;
596 }
597 
598 GIcon *
599 nautilus_bookmark_get_symbolic_icon (NautilusBookmark *bookmark)
600 {
601 	g_return_val_if_fail (NAUTILUS_IS_BOOKMARK (bookmark), NULL);
602 
603 	/* Try to connect a file in case file exists now but didn't earlier. */
604 	nautilus_bookmark_connect_file (bookmark);
605 
606 	if (bookmark->details->symbolic_icon) {
607 		return g_object_ref (bookmark->details->symbolic_icon);
608 	}
609 	return NULL;
610 }
611 
612 GIcon *
613 nautilus_bookmark_get_icon (NautilusBookmark *bookmark)
614 {
615 	g_return_val_if_fail (NAUTILUS_IS_BOOKMARK (bookmark), NULL);
616 
617 	/* Try to connect a file in case file exists now but didn't earlier. */
618 	nautilus_bookmark_connect_file (bookmark);
619 
620 	if (bookmark->details->icon) {
621 		return g_object_ref (bookmark->details->icon);
622 	}
623 	return NULL;
624 }
625 
626 GFile *
627 nautilus_bookmark_get_location (NautilusBookmark *bookmark)
628 {
629 	g_return_val_if_fail(NAUTILUS_IS_BOOKMARK (bookmark), NULL);
630 
631 	/* Try to connect a file in case file exists now but didn't earlier.
632 	 * This allows a bookmark to update its image properly in the case
633 	 * where a new file appears with the same URI as a previously-deleted
634 	 * file. Calling connect_file here means that attempts to activate the 
635 	 * bookmark will update its image if possible. 
636 	 */
637 	nautilus_bookmark_connect_file (bookmark);
638 
639 	return g_object_ref (bookmark->details->location);
640 }
641 
642 char *
643 nautilus_bookmark_get_uri (NautilusBookmark *bookmark)
644 {
645 	GFile *file;
646 	char *uri;
647 
648 	file = nautilus_bookmark_get_location (bookmark);
649 	uri = g_file_get_uri (file);
650 	g_object_unref (file);
651 	return uri;
652 }
653 
654 NautilusBookmark *
655 nautilus_bookmark_new (GFile *location,
656 		       const gchar *custom_name)
657 {
658 	NautilusBookmark *new_bookmark;
659 
660 	new_bookmark = NAUTILUS_BOOKMARK (g_object_new (NAUTILUS_TYPE_BOOKMARK,
661 							"location", location,
662 							"name", custom_name,
663 							"custom-name", custom_name != NULL,
664 							NULL));
665 
666 	return new_bookmark;
667 }				 
668 
669 static GtkWidget *
670 create_image_widget_for_bookmark (NautilusBookmark *bookmark)
671 {
672 	GIcon *icon;
673 	GtkWidget *widget;
674 
675 	icon = nautilus_bookmark_get_symbolic_icon (bookmark);
676         widget = gtk_image_new_from_gicon (icon, GTK_ICON_SIZE_MENU);
677 	g_object_unref (icon);
678 
679 	return widget;
680 }
681 
682 /**
683  * nautilus_bookmark_menu_item_new:
684  * 
685  * Return a menu item representing a bookmark.
686  * @bookmark: The bookmark the menu item represents.
687  * Return value: A newly-created bookmark, not yet shown.
688  **/ 
689 GtkWidget *
690 nautilus_bookmark_menu_item_new (NautilusBookmark *bookmark)
691 {
692 	GtkWidget *menu_item;
693 	GtkWidget *image_widget;
694 	GtkLabel *label;
695 	const char *name;
696 
697 	name = nautilus_bookmark_get_name (bookmark);
698 	menu_item = gtk_image_menu_item_new_with_label (name);
699 	label = GTK_LABEL (gtk_bin_get_child (GTK_BIN (menu_item)));
700 	gtk_label_set_use_underline (label, FALSE);
701 	gtk_label_set_ellipsize (label, PANGO_ELLIPSIZE_END);
702 	gtk_label_set_max_width_chars (label, ELLIPSISED_MENU_ITEM_MIN_CHARS);
703 
704 	image_widget = create_image_widget_for_bookmark (bookmark);
705 	if (image_widget != NULL) {
706 		gtk_widget_show (image_widget);
707 		gtk_image_menu_item_set_image (GTK_IMAGE_MENU_ITEM (menu_item),
708 					       image_widget);
709 	}
710 
711 	return menu_item;
712 }
713 
714 gboolean
715 nautilus_bookmark_uri_known_not_to_exist (NautilusBookmark *bookmark)
716 {
717 	char *path_name;
718 	gboolean exists;
719 
720 	if (bookmark->details->location_gone) {
721 		return TRUE;
722 	}
723 
724 	/* Convert to a path, returning FALSE if not local. */
725 	if (!g_file_is_native (bookmark->details->location)) {
726 		return FALSE;
727 	}
728 	path_name = g_file_get_path (bookmark->details->location);
729 
730 	/* Now check if the file exists (sync. call OK because it is local). */
731 	exists = g_file_test (path_name, G_FILE_TEST_EXISTS);
732 	g_free (path_name);
733 
734 	return !exists;
735 }
736 
737 void
738 nautilus_bookmark_set_scroll_pos (NautilusBookmark      *bookmark,
739 				  const char            *uri)
740 {
741 	g_free (bookmark->details->scroll_file);
742 	bookmark->details->scroll_file = g_strdup (uri);
743 }
744 
745 char *
746 nautilus_bookmark_get_scroll_pos (NautilusBookmark      *bookmark)
747 {
748 	return g_strdup (bookmark->details->scroll_file);
749 }