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Fix flickering on resizing
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1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
2 /* this file is part of evince, a gnome document viewer
3  *
4  *  Copyright (C) 2004 Martin Kretzschmar
5  *  Copyright (C) 2004 Red Hat, Inc.
6  *  Copyright (C) 2000, 2001, 2002, 2003, 2004 Marco Pesenti Gritti
7  *  Copyright (C) 2003, 2004, 2005 Christian Persch
8  *
9  *  Author:
10  *    Martin Kretzschmar <martink@gnome.org>
11  *
12  * Evince is free software; you can redistribute it and/or modify it
13  * under the terms of the GNU General Public License as published by
14  * the Free Software Foundation; either version 2 of the License, or
15  * (at your option) any later version.
16  *
17  * Evince is distributed in the hope that it will be useful, but
18  * WITHOUT ANY WARRANTY; without even the implied warranty of
19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
20  * General Public License for more details.
21  *
22  * You should have received a copy of the GNU General Public License
23  * along with this program; if not, write to the Free Software
24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
25  */
26
27 #ifdef HAVE_CONFIG_H
28 #include "config.h"
29 #endif
30
31 #include "ev-window.h"
32 #include "ev-page-action.h"
33 #include "ev-sidebar.h"
34 #include "ev-sidebar-links.h"
35 #include "ev-sidebar-thumbnails.h"
36 #include "ev-view.h"
37 #include "ev-password.h"
38 #include "ev-password-view.h"
39 #include "ev-print-job.h"
40 #include "ev-document-thumbnails.h"
41 #include "ev-document-links.h"
42 #include "ev-document-types.h"
43 #include "ev-document-find.h"
44 #include "ev-document-security.h"
45 #include "ev-job-queue.h"
46 #include "eggfindbar.h"
47 #include "egg-recent-view-gtk.h"
48 #include "egg-recent-view.h"
49 #include "egg-recent-model.h"
50 #include "egg-toolbar-editor.h"
51 #include "egg-toolbars-model.h"
52 #include "egg-editable-toolbar.h"
53 #include "ephy-zoom.h"
54 #include "ephy-zoom-action.h"
55 #include "ev-application.h"
56 #include "ev-stock-icons.h"
57 #include "ev-file-helpers.h"
58 #include <poppler.h>
59
60 #include <glib/gi18n.h>
61 #include <gtk/gtk.h>
62 #include <gnome.h>
63
64 #include <libgnomevfs/gnome-vfs-uri.h>
65 #include <libgnomevfs/gnome-vfs-utils.h>
66 #include <libgnomevfs/gnome-vfs-ops.h>
67 #include <libgnomeprintui/gnome-print-dialog.h>
68
69 #include <gconf/gconf-client.h>
70
71 #include <string.h>
72
73 typedef enum {
74         PAGE_MODE_DOCUMENT,
75         PAGE_MODE_PASSWORD
76 } EvWindowPageMode;
77
78 typedef enum {
79         EV_CHROME_MENUBAR       = 1 << 0,
80         EV_CHROME_TOOLBAR       = 1 << 1,
81         EV_CHROME_SIDEBAR       = 1 << 2,
82         EV_CHROME_FINDBAR       = 1 << 3,
83         EV_CHROME_STATUSBAR     = 1 << 4,
84         EV_CHROME_NORMAL        = EV_CHROME_MENUBAR | EV_CHROME_TOOLBAR | EV_CHROME_SIDEBAR | EV_CHROME_STATUSBAR
85 } EvChrome;
86
87 struct _EvWindowPrivate {
88         GtkWidget *main_box;
89         GtkWidget *menubar;
90         GtkWidget *toolbar_dock;
91         GtkWidget *toolbar;
92         GtkWidget *hpaned;
93         GtkWidget *sidebar;
94         GtkWidget *find_bar;
95         GtkWidget *scrolled_window;
96         GtkWidget *view;
97         GtkWidget *page_view;
98         GtkWidget *password_view;
99
100         GtkActionGroup *action_group;
101         GtkUIManager *ui_manager;
102
103         gchar *toolbar_file;
104         EggToolbarsModel *toolbar_model;
105
106         GtkWidget *statusbar;
107         guint help_message_cid;
108         guint view_message_cid;
109         GtkWidget *fullscreen_toolbar;
110         GtkWidget *fullscreen_popup;
111         char *uri;
112
113         EvDocument *document;
114         EvPageCache *page_cache;
115
116         EvWindowPageMode page_mode;
117         /* These members are used temporarily when in PAGE_MODE_PASSWORD */
118         EvDocument *password_document;
119         GtkWidget *password_dialog;
120         char *password_uri;
121
122         EvChrome chrome;
123         GSource *fullscreen_timeout_source;
124
125         /* recent file stuff */
126         EggRecentModel *recent_model;
127         EggRecentViewGtk *recent_view;
128 };
129
130 static const GtkTargetEntry ev_drop_types[] = {
131         { "text/uri-list", 0, 0 }
132 };
133
134
135 #define EV_WINDOW_GET_PRIVATE(object) \
136         (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_WINDOW, EvWindowPrivate))
137
138 #define PAGE_SELECTOR_ACTION    "PageSelector"
139 #define ZOOM_CONTROL_ACTION     "ViewZoom"
140
141 #define GCONF_CHROME_TOOLBAR    "/apps/evince/show_toolbar"
142 #define GCONF_CHROME_SIDEBAR    "/apps/evince/show_sidebar"
143 #define GCONF_CHROME_STATUSBAR  "/apps/evince/show_statusbar"
144
145 #define GCONF_SIDEBAR_SIZE      "/apps/evince/sidebar_size"
146
147 #define SIDEBAR_DEFAULT_SIZE    132
148
149 static void     ev_window_update_fullscreen_popup       (EvWindow         *window);
150 static void     ev_window_sidebar_visibility_changed_cb (EvSidebar        *ev_sidebar,
151                                                          GParamSpec       *pspec,
152                                                          EvWindow         *ev_window);
153 static void     ev_window_set_page_mode                 (EvWindow         *window,
154                                                          EvWindowPageMode  page_mode);
155 static gboolean start_loading_document                  (EvWindow         *ev_window,
156                                                          EvDocument       *document,
157                                                          const char       *uri);
158 static void     ev_window_sizing_mode_changed_cb        (EvView           *view,
159                                                          GParamSpec       *pspec,
160                                                          EvWindow         *ev_window);
161 static void     ev_window_add_recent                    (EvWindow         *window,
162                                                          const char       *filename);
163 static void     ev_window_fullscreen                    (EvWindow         *window);
164 static void     ev_window_unfullscreen                  (EvWindow         *window);
165 static void     ev_window_cmd_view_fullscreen           (GtkAction        *action,
166                                                          EvWindow         *window);
167 static void     ev_window_run_presentation              (EvWindow         *window);
168 static void     ev_window_stop_presentation             (EvWindow         *window);
169 static void     ev_window_cmd_view_presentation         (GtkAction        *action,
170                                                          EvWindow         *window);
171
172
173 G_DEFINE_TYPE (EvWindow, ev_window, GTK_TYPE_WINDOW)
174
175 static void
176 set_action_sensitive (EvWindow   *ev_window,
177                       const char *name,
178                       gboolean    sensitive)
179 {
180         GtkAction *action = gtk_action_group_get_action (ev_window->priv->action_group,
181                                                          name);
182         gtk_action_set_sensitive (action, sensitive);
183 }
184
185 static void
186 update_action_sensitivity (EvWindow *ev_window)
187 {
188         EvView *view;
189         EvDocument *document;
190         EvWindowPageMode page_mode;
191         gboolean sensitive, has_pages = FALSE, has_document;
192         int n_pages = 0, page = -1;
193
194         view = EV_VIEW (ev_window->priv->view);
195         document = ev_window->priv->document;
196         page_mode = ev_window->priv->page_mode;
197         has_document = document != NULL;
198         if (has_document && ev_window->priv->page_cache) {
199                 page = ev_page_cache_get_current_page (ev_window->priv->page_cache);
200                 n_pages = ev_page_cache_get_n_pages (ev_window->priv->page_cache);
201                 has_pages = has_document && n_pages > 0;
202         }
203
204         /* File menu */
205         /* "FileOpen": always sensitive */
206         set_action_sensitive (ev_window, "FileSaveAs", has_document);
207         set_action_sensitive (ev_window, "FilePrint", has_pages);
208         /* "FileCloseWindow": always sensitive */
209
210         /* Edit menu */
211
212         sensitive = has_pages && ev_document_can_get_text (document);
213         set_action_sensitive (ev_window, "EditCopy", sensitive);
214         set_action_sensitive (ev_window, "EditSelectAll", sensitive);
215         set_action_sensitive (ev_window, "EditFind",
216                               has_pages && EV_IS_DOCUMENT_FIND (document));
217         set_action_sensitive (ev_window, "Slash",
218                               has_pages && EV_IS_DOCUMENT_FIND (document));
219         set_action_sensitive (ev_window, "EditFindNext",
220                               ev_view_can_find_next (view));
221
222         /* View menu */
223         set_action_sensitive (ev_window, "ViewContinuous", has_pages);
224         set_action_sensitive (ev_window, "ViewDual", has_pages);
225         set_action_sensitive (ev_window, "ViewZoomIn",
226                               has_pages && ev_view_can_zoom_in (view));
227         set_action_sensitive (ev_window, "ViewZoomOut",
228                               has_pages && ev_view_can_zoom_out (view));
229         set_action_sensitive (ev_window, "ViewBestFit", has_pages);
230         set_action_sensitive (ev_window, "ViewPageWidth", has_pages);
231         set_action_sensitive (ev_window, "ViewReload", has_pages);
232
233         /* Go menu */
234         if (document) {
235                 set_action_sensitive (ev_window, "GoPreviousPage", page > 0);
236                 set_action_sensitive (ev_window, "GoNextPage", page < n_pages - 1);
237                 set_action_sensitive (ev_window, "GoFirstPage", page > 0);
238                 set_action_sensitive (ev_window, "GoLastPage", page < n_pages - 1);
239         } else {
240                 set_action_sensitive (ev_window, "GoFirstPage", FALSE);
241                 set_action_sensitive (ev_window, "GoPreviousPage", FALSE);
242                 set_action_sensitive (ev_window, "GoNextPage", FALSE);
243                 set_action_sensitive (ev_window, "GoLastPage", FALSE);
244         }
245
246         /* Toolbar-specific actions: */
247         set_action_sensitive (ev_window, PAGE_SELECTOR_ACTION, has_pages);
248         set_action_sensitive (ev_window, ZOOM_CONTROL_ACTION,  has_pages);
249
250         if (has_pages && ev_view_get_sizing_mode (view) == EV_SIZING_FREE) {
251                 GtkAction *action;
252                 float      zoom;
253                 float      real_zoom;
254
255                 action = gtk_action_group_get_action (ev_window->priv->action_group, 
256                                                       ZOOM_CONTROL_ACTION);
257
258                 real_zoom = ev_view_get_zoom (EV_VIEW (ev_window->priv->view));
259                 zoom = ephy_zoom_get_nearest_zoom_level (real_zoom);
260
261                 ephy_zoom_action_set_zoom_level (EPHY_ZOOM_ACTION (action), zoom);
262         }
263 }
264
265 static void
266 set_widget_visibility (GtkWidget *widget, gboolean visible)
267 {
268         g_return_if_fail (GTK_IS_WIDGET (widget));
269         
270         if (visible)
271                 gtk_widget_show (widget);
272         else
273                 gtk_widget_hide (widget);
274 }
275
276 static void
277 update_chrome_visibility (EvWindow *window)
278 {
279         EvWindowPrivate *priv = window->priv;
280         gboolean menubar, toolbar, sidebar, findbar, statusbar, fullscreen_toolbar;
281         gboolean fullscreen_mode, presentation, fullscreen;
282
283         presentation = ev_view_get_presentation (EV_VIEW (priv->view));
284         fullscreen = ev_view_get_fullscreen (EV_VIEW (priv->view));
285         fullscreen_mode = fullscreen || presentation;
286
287         menubar = (priv->chrome & EV_CHROME_MENUBAR) != 0 && !fullscreen_mode;
288         toolbar = (priv->chrome & EV_CHROME_TOOLBAR) != 0 && !fullscreen_mode;
289         sidebar = (priv->chrome & EV_CHROME_SIDEBAR) != 0 && !fullscreen_mode;
290         fullscreen_toolbar = (priv->chrome & EV_CHROME_TOOLBAR) != 0;
291         statusbar = (priv->chrome & EV_CHROME_STATUSBAR) != 0 && !fullscreen_mode;
292         findbar = (priv->chrome & EV_CHROME_FINDBAR) != 0;
293
294         set_widget_visibility (priv->menubar, menubar);
295         
296         set_widget_visibility (priv->toolbar_dock, toolbar);
297         set_action_sensitive (window, "EditToolbar", toolbar);
298
299         set_widget_visibility (priv->sidebar, sidebar);
300         set_widget_visibility (priv->find_bar, findbar);
301         set_widget_visibility (priv->statusbar, statusbar);
302         set_widget_visibility (priv->fullscreen_toolbar, fullscreen_toolbar);
303
304         if (priv->fullscreen_popup != NULL) {
305                 set_widget_visibility (priv->fullscreen_popup, fullscreen);
306         }
307 }
308
309 static void
310 update_chrome_flag (EvWindow *window, EvChrome flag, const char *pref, gboolean active)
311 {
312         EvWindowPrivate *priv = window->priv;
313         GConfClient *client;
314         
315         if (active) {
316                 priv->chrome |= flag;
317         }
318         else {
319                 priv->chrome &= ~flag;
320         }
321
322         if (pref != NULL) {
323                 client = gconf_client_get_default ();
324                 gconf_client_set_bool (client, pref, active, NULL);
325                 g_object_unref (client);
326         }
327
328         update_chrome_visibility (window);
329 }
330
331 static void
332 ev_window_cmd_focus_page_selector (GtkAction *act, EvWindow *window)
333 {
334         GtkAction *action;
335         
336         action = gtk_action_group_get_action (window->priv->action_group,
337                                               PAGE_SELECTOR_ACTION);
338         ev_page_action_grab_focus (EV_PAGE_ACTION (action));
339 }
340
341 static void
342 ev_window_cmd_scroll_forward (GtkAction *action, EvWindow *window)
343 {
344         ev_view_scroll (EV_VIEW (window->priv->view), EV_SCROLL_PAGE_FORWARD);
345 }
346
347 static void
348 ev_window_cmd_scroll_backward (GtkAction *action, EvWindow *window)
349 {
350         ev_view_scroll (EV_VIEW (window->priv->view), EV_SCROLL_PAGE_BACKWARD);
351 }
352
353 static void
354 ev_window_cmd_continuous (GtkAction *action, EvWindow *ev_window)
355 {
356         gboolean continuous;
357
358         ev_window_stop_presentation (ev_window);
359         continuous = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
360         g_object_set (G_OBJECT (ev_window->priv->view),
361                       "continuous", continuous,
362                       NULL);
363         update_action_sensitivity (ev_window);
364 }
365
366 static void
367 ev_window_cmd_dual (GtkAction *action, EvWindow *ev_window)
368 {
369         gboolean dual_page;
370
371         ev_window_stop_presentation (ev_window);
372         dual_page = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
373         g_object_set (G_OBJECT (ev_window->priv->view),
374                       "dual-page", dual_page,
375                       NULL);
376         update_action_sensitivity (ev_window);
377 }
378
379 static void
380 ev_window_cmd_view_best_fit (GtkAction *action, EvWindow *ev_window)
381 {
382         ev_window_stop_presentation (ev_window);
383
384         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action))) {
385                 ev_view_set_sizing_mode (EV_VIEW (ev_window->priv->view), EV_SIZING_BEST_FIT);
386         } else {
387                 ev_view_set_sizing_mode (EV_VIEW (ev_window->priv->view), EV_SIZING_FREE);
388         }
389         update_action_sensitivity (ev_window);
390 }
391
392 static void
393 ev_window_cmd_view_page_width (GtkAction *action, EvWindow *ev_window)
394 {
395         ev_window_stop_presentation (ev_window);
396
397         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action))) {
398                 ev_view_set_sizing_mode (EV_VIEW (ev_window->priv->view), EV_SIZING_FIT_WIDTH);
399         } else {
400                 ev_view_set_sizing_mode (EV_VIEW (ev_window->priv->view), EV_SIZING_FREE);
401         }
402         update_action_sensitivity (ev_window);
403 }
404
405 static void
406 update_sizing_buttons (EvWindow *window)
407 {
408         GtkActionGroup *action_group = window->priv->action_group;
409         GtkAction *action;
410         gboolean best_fit, page_width;
411         EvSizingMode sizing_mode;
412
413         if (window->priv->view == NULL)
414                 return;
415
416         g_object_get (window->priv->view,
417                       "sizing_mode", &sizing_mode,
418                       NULL);
419
420         switch (sizing_mode) {
421         case EV_SIZING_BEST_FIT:
422                 best_fit = TRUE;
423                 page_width = FALSE;
424                 break;
425         case EV_SIZING_FIT_WIDTH:
426                 best_fit = FALSE;
427                 page_width = TRUE;
428                 break;
429
430         default:
431                 best_fit = page_width = FALSE;
432                 break;
433         }
434
435         action = gtk_action_group_get_action (action_group, "ViewBestFit");
436         g_signal_handlers_block_by_func
437                 (action, G_CALLBACK (ev_window_cmd_view_best_fit), window);
438         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), best_fit);
439         g_signal_handlers_unblock_by_func
440                 (action, G_CALLBACK (ev_window_cmd_view_best_fit), window);
441
442         action = gtk_action_group_get_action (action_group, "ViewPageWidth");   
443         g_signal_handlers_block_by_func
444                 (action, G_CALLBACK (ev_window_cmd_view_page_width), window);
445         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), page_width);
446         g_signal_handlers_unblock_by_func
447                 (action, G_CALLBACK (ev_window_cmd_view_page_width), window);
448
449         action = gtk_action_group_get_action (window->priv->action_group, 
450                                               ZOOM_CONTROL_ACTION);     
451         if (best_fit) {
452                 ephy_zoom_action_set_zoom_level (EPHY_ZOOM_ACTION (action), 
453                                                  EPHY_ZOOM_BEST_FIT);
454         } else if (page_width) {
455                 ephy_zoom_action_set_zoom_level (EPHY_ZOOM_ACTION (action), 
456                                                  EPHY_ZOOM_FIT_WIDTH);
457         }
458 }
459
460 void
461 ev_window_open_page_label (EvWindow   *ev_window, 
462                            const char *label)
463 {
464         if (ev_window->priv->page_cache) {
465                 ev_page_cache_set_page_label (ev_window->priv->page_cache, 
466                                               label);
467         }
468 }
469
470 gboolean
471 ev_window_is_empty (const EvWindow *ev_window)
472 {
473         g_return_val_if_fail (EV_IS_WINDOW (ev_window), FALSE);
474
475         return ev_window->priv->document == NULL;
476 }
477
478 static void
479 unable_to_load (EvWindow   *ev_window,
480                 const char *error_message)
481 {
482         GtkWidget *dialog;
483
484         dialog = gtk_message_dialog_new (GTK_WINDOW (ev_window),
485                                          GTK_DIALOG_DESTROY_WITH_PARENT,
486                                          GTK_MESSAGE_ERROR,
487                                          GTK_BUTTONS_CLOSE,
488                                          _("Unable to open document"));
489         gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
490                                                   "%s", error_message);
491         gtk_dialog_run (GTK_DIALOG (dialog));
492         gtk_widget_destroy (dialog);
493 }
494
495 static void
496 update_window_title (EvDocument *document, GParamSpec *pspec, EvWindow *ev_window)
497 {
498         char *title = NULL;
499         char *doc_title = NULL;
500         gboolean password_needed;
501
502         password_needed = (ev_window->priv->password_document != NULL);
503         if (document && ev_window->priv->page_cache) {
504                 doc_title = ev_page_cache_get_title (ev_window->priv->page_cache);
505
506                 /* Make sure we get a valid title back */
507                 if (doc_title) {
508                         if (doc_title[0] == '\000' ||
509                             !g_utf8_validate (doc_title, -1, NULL)) {
510                                 g_free (doc_title);
511                                 doc_title = NULL;
512                         }
513                 }
514         }
515
516         if (doc_title) {
517                 char *p;
518
519                 for (p = doc_title; *p; ++p) {
520                         /* an '\n' byte is always ASCII, no need for UTF-8 special casing */
521                         if (*p == '\n')
522                                 *p = ' ';
523                 }
524         }
525
526         if (doc_title == NULL && ev_window->priv->uri) {
527                 char *basename;
528
529                 basename = g_path_get_basename (ev_window->priv->uri);
530                 doc_title = gnome_vfs_unescape_string_for_display (basename);
531                 g_free (basename);
532         }
533
534         if (password_needed) {
535                 if (doc_title == NULL) {
536                         title = g_strdup (_("Document Viewer - Password Required"));
537                 } else {
538                         title = g_strdup_printf (_("%s - Password Required"), doc_title);
539                 }
540         } else {
541                 if (doc_title == NULL) {
542                         title = g_strdup (_("Document Viewer"));
543                 } else {
544                         title = g_strdup (doc_title);
545                 }
546         }
547
548         gtk_window_set_title (GTK_WINDOW (ev_window), title);
549
550         g_free (doc_title);
551         g_free (title);
552 }
553
554 static void
555 find_changed_cb (EvDocument *document, int page, EvWindow *ev_window)
556 {
557         update_action_sensitivity (ev_window);
558 }
559
560 static void
561 page_changed_cb (EvPageCache *page_cache,
562                  gint         page,
563                  EvWindow    *ev_window)
564 {
565         update_action_sensitivity (ev_window);
566 }
567
568 static void
569 update_document_mode (EvWindow *window, EvDocumentMode mode)
570 {
571         if (mode == EV_DOCUMENT_MODE_FULL_SCREEN) {
572                 ev_window_fullscreen (window);
573         } else if (mode == EV_DOCUMENT_MODE_PRESENTATION) {
574                 ev_window_run_presentation (window);
575         }
576 }
577
578 static void
579 ev_window_setup_document (EvWindow *ev_window)
580 {
581         EvDocumentInfo *info;
582         EvDocument *document;
583         EvView *view = EV_VIEW (ev_window->priv->view);
584         EvSidebar *sidebar = EV_SIDEBAR (ev_window->priv->sidebar);
585         GtkAction *action;
586
587         document = ev_window->priv->document;
588         ev_window->priv->page_cache = ev_document_get_page_cache (ev_window->priv->document);
589         g_signal_connect (ev_window->priv->page_cache, "page-changed", G_CALLBACK (page_changed_cb), ev_window);
590
591         g_signal_connect_object (G_OBJECT (document),
592                                  "notify::title",
593                                  G_CALLBACK (update_window_title),
594                                  ev_window, 0);
595         if (EV_IS_DOCUMENT_FIND (document)) {
596                 g_signal_connect_object (G_OBJECT (document),
597                                          "find_changed",
598                                          G_CALLBACK (find_changed_cb),  
599                                          ev_window, 0);
600         }
601
602         ev_window_set_page_mode (ev_window, PAGE_MODE_DOCUMENT);
603
604         ev_sidebar_set_document (sidebar, document);
605
606         if (ev_page_cache_get_n_pages (ev_window->priv->page_cache) > 0) {
607                 ev_view_set_document (view, document);
608         }
609
610         update_window_title (document, NULL, ev_window);
611         action = gtk_action_group_get_action (ev_window->priv->action_group, PAGE_SELECTOR_ACTION);
612         ev_page_action_set_document (EV_PAGE_ACTION (action), document);
613         update_action_sensitivity (ev_window);
614
615         info = ev_document_get_info (document);
616         update_document_mode (ev_window, info->mode);
617         ev_document_info_free (info);
618 }
619
620 static void
621 password_dialog_response (GtkWidget *password_dialog,
622                           gint       response_id,
623                           EvWindow  *ev_window)
624 {
625         char *password;
626         
627         if (response_id == GTK_RESPONSE_OK) {
628                 EvDocument *document;
629                 gchar *uri;
630
631                 password = ev_password_dialog_get_password (password_dialog);
632                 if (password) {
633                         ev_document_doc_mutex_lock ();
634                         ev_document_security_set_password (EV_DOCUMENT_SECURITY (ev_window->priv->password_document),
635                                                            password);
636                         ev_document_doc_mutex_unlock ();
637                 }
638                 g_free (password);
639
640                 document = ev_window->priv->password_document;
641                 uri = ev_window->priv->password_uri;
642
643                 ev_window->priv->password_document = NULL;
644                 ev_window->priv->password_uri = NULL;
645
646                 if (start_loading_document (ev_window, document, uri)) {
647                         gtk_widget_destroy (password_dialog);
648                 }
649
650                 g_object_unref (document);
651                 g_free (uri);
652
653                 return;
654         }
655
656         gtk_widget_set_sensitive (ev_window->priv->password_view, TRUE);
657         gtk_widget_destroy (password_dialog);
658 }
659
660 /* Called either by start_loading_document or by the "unlock" callback on the
661  * password_view page.  It assumes that ev_window->priv->password_* has been set
662  * correctly.  These are cleared by password_dialog_response() */
663
664 static void
665 ev_window_popup_password_dialog (EvWindow *ev_window)
666 {
667         g_assert (ev_window->priv->password_document);
668         g_assert (ev_window->priv->password_uri);
669
670         gtk_widget_set_sensitive (ev_window->priv->password_view, FALSE);
671
672         update_window_title (ev_window->priv->password_document, NULL, ev_window);
673         if (ev_window->priv->password_dialog == NULL) {
674                 gchar *basename, *file_name;
675
676                 basename = g_path_get_basename (ev_window->priv->password_uri);
677                 file_name = gnome_vfs_unescape_string_for_display (basename);
678                 ev_window->priv->password_dialog =
679                         ev_password_dialog_new (GTK_WIDGET (ev_window), file_name);
680                 g_object_add_weak_pointer (G_OBJECT (ev_window->priv->password_dialog),
681                                            (gpointer *) &(ev_window->priv->password_dialog));
682                 g_signal_connect (ev_window->priv->password_dialog,
683                                   "response",
684                                   G_CALLBACK (password_dialog_response),
685                                   ev_window);
686                 g_free (basename);
687                 g_free (file_name);
688                 gtk_widget_show (ev_window->priv->password_dialog);
689         } else {
690                 ev_password_dialog_set_bad_pass (ev_window->priv->password_dialog);
691         }
692 }
693
694 /* This wil try to load the document.  It might be called multiple times on the
695  * same document by the password dialog.
696  *
697  * Since the flow of the error dialog is very confusing, we assume that both
698  * document and uri will go away after this function is called, and thus we need
699  * to ref/dup them.  Additionally, it needs to clear
700  * ev_window->priv->password_{uri,document}, and thus people who call this
701  * function should _not_ necessarily expect those to exist after being
702  * called. */
703 static gboolean
704 start_loading_document (EvWindow   *ev_window,
705                         EvDocument *document,
706                         const char *uri)
707 {
708         gboolean result;
709         GError *error = NULL;
710
711         g_assert (document);
712         g_assert (document != ev_window->priv->document);
713         g_assert (uri);
714         if (ev_window->priv->password_document) {
715                 g_object_unref (ev_window->priv->password_document);
716                 ev_window->priv->password_document = NULL;
717         }
718         if (ev_window->priv->password_uri) {
719                 g_free (ev_window->priv->password_uri);
720                 ev_window->priv->password_uri = NULL;
721         }
722
723         result = ev_document_load (document, uri, &error);
724
725         /* Success! */
726         if (result) {
727                 if (ev_window->priv->document)
728                         g_object_unref (ev_window->priv->document);
729                 ev_window->priv->document = g_object_ref (document);
730                 ev_window_setup_document (ev_window);
731                 
732                 ev_window_add_recent (ev_window, uri);
733
734                 return TRUE;
735         }
736
737         /* unable to load the document */
738         g_assert (error != NULL);
739
740         if (error->domain == EV_DOCUMENT_ERROR &&
741             error->code == EV_DOCUMENT_ERROR_ENCRYPTED) {
742                 gchar *base_name, *file_name;
743
744                 ev_window->priv->password_document = g_object_ref (document);
745                 ev_window->priv->password_uri = g_strdup (uri);
746
747                 base_name = g_path_get_basename (uri);
748                 file_name = gnome_vfs_unescape_string_for_display (base_name);
749
750                 ev_password_view_set_file_name (EV_PASSWORD_VIEW (ev_window->priv->password_view),
751                                                 file_name);
752                 g_free (file_name);
753                 g_free (base_name);
754                 ev_window_set_page_mode (ev_window, PAGE_MODE_PASSWORD);
755
756                 ev_window_popup_password_dialog (ev_window);
757         } else {
758                 unable_to_load (ev_window, error->message);
759         }
760         g_error_free (error);
761
762         return FALSE;
763 }
764
765 static gboolean
766 sanity_check_uri (EvWindow *window, const char *uri)
767 {
768         gboolean result = FALSE;
769         GnomeVFSURI *vfs_uri;
770         char *err;
771
772         vfs_uri = gnome_vfs_uri_new (uri);
773         if (vfs_uri) {
774                 if (gnome_vfs_uri_exists (vfs_uri)) {
775                         result = TRUE;
776                 }
777         }
778
779         if (!result) {
780                 err = g_strdup_printf (_("The file %s does not exist."), uri);
781                 unable_to_load (window, err);
782                 g_free (err);
783         }
784
785         return result;
786 }
787
788 void
789 ev_window_open (EvWindow *ev_window, const char *uri)
790 {
791         EvDocument *document = NULL;
792         GType document_type;
793         char *mime_type = NULL;
794
795         if (!sanity_check_uri (ev_window, uri)) {
796                 return;
797         }
798
799         g_free (ev_window->priv->uri);
800         ev_window->priv->uri = g_strdup (uri);
801
802         document_type = ev_document_type_lookup (uri, &mime_type);
803         if (document_type != G_TYPE_INVALID) {
804                 document = g_object_new (document_type, NULL);
805         }
806
807         if (document) {
808                 start_loading_document (ev_window, document, uri);
809                 /* See the comment on start_loading_document on ref counting.
810                  * As the password dialog flow is confusing, we're very explicit
811                  * on ref counting. */
812                 g_object_unref (document);
813         } else {
814                 char *error_message;
815
816                 error_message = g_strdup_printf (_("Unhandled MIME type: '%s'"),
817                                                  mime_type?mime_type:"<Unknown MIME Type>");
818                 unable_to_load (ev_window, error_message);
819                 g_free (error_message);
820         }
821
822         g_free (mime_type);
823 }
824
825 static void
826 ev_window_open_uri_list (EvWindow *ev_window, GList *uri_list)
827 {
828         GList *list;
829         gchar *uri;
830         
831         g_return_if_fail (uri_list != NULL);
832         
833         list = uri_list;
834         while (list) {
835                 uri = gnome_vfs_uri_to_string (list->data, GNOME_VFS_URI_HIDE_NONE);
836                 
837                 if (ev_document_type_lookup (uri, NULL) != G_TYPE_INVALID) {
838                         if (ev_window_is_empty (EV_WINDOW (ev_window))) {
839                                 ev_window_open (ev_window, uri);
840                                 
841                                 gtk_widget_show (GTK_WIDGET (ev_window));
842                         } else {
843                                 EvWindow *new_window;
844                                 
845                                 new_window = ev_application_new_window (EV_APP);
846                                 ev_window_open (new_window, uri);
847                                 
848                                 gtk_widget_show (GTK_WIDGET (new_window));
849                         }
850                 }
851
852                 g_free (uri);
853
854                 list = g_list_next (list);
855         }
856 }
857
858 static void
859 ev_window_cmd_file_open (GtkAction *action, EvWindow *ev_window)
860 {
861         ev_application_open (EV_APP, NULL);
862 }
863
864 static void
865 ev_window_cmd_recent_file_activate (EggRecentViewGtk *view, EggRecentItem *item,
866                                     EvWindow *ev_window)
867 {
868         char *uri;
869         GtkWidget *window;
870
871         uri = egg_recent_item_get_uri (item);
872
873         window = GTK_WIDGET (ev_application_get_empty_window (EV_APP));
874         gtk_widget_show (window);
875         ev_window_open (EV_WINDOW (window), uri);
876         
877         g_free (uri);
878 }
879
880 static void
881 ev_window_add_recent (EvWindow *window, const char *filename)
882 {
883         EggRecentItem *item;
884
885         if (strstr (filename, "file:///") == NULL)
886                 return;
887
888         item = egg_recent_item_new_from_uri (filename);
889         egg_recent_item_add_group (item, "Evince");
890         egg_recent_model_add_full (window->priv->recent_model, item);
891 }
892
893 static void
894 ev_window_setup_recent (EvWindow *ev_window)
895 {
896         GtkWidget *menu_item;
897         GtkWidget *menu;
898
899         menu_item = gtk_ui_manager_get_widget (ev_window->priv->ui_manager, "/MainMenu/FileMenu");
900         menu = gtk_menu_item_get_submenu (GTK_MENU_ITEM (menu_item));
901         menu_item = gtk_ui_manager_get_widget (ev_window->priv->ui_manager, "/MainMenu/FileMenu/RecentFilesMenu");
902
903         g_return_if_fail (menu != NULL);
904         g_return_if_fail (menu_item != NULL);
905
906         /* it would be better if we just filtered by mime-type, but there
907          * doesn't seem to be an easy way to figure out which mime-types we
908          * can handle */
909         ev_window->priv->recent_model = egg_recent_model_new (EGG_RECENT_MODEL_SORT_MRU);
910
911         ev_window->priv->recent_view = egg_recent_view_gtk_new (menu, menu_item);
912         egg_recent_view_gtk_show_icons (EGG_RECENT_VIEW_GTK (ev_window->priv->recent_view), FALSE);
913         egg_recent_model_set_limit (ev_window->priv->recent_model, 5);
914
915         egg_recent_view_set_model (EGG_RECENT_VIEW (ev_window->priv->recent_view),
916                                    ev_window->priv->recent_model);
917
918         egg_recent_model_set_filter_groups (ev_window->priv->recent_model,
919                                             "Evince", NULL);
920
921         egg_recent_view_gtk_set_trailing_sep (ev_window->priv->recent_view, TRUE);
922         
923         g_signal_connect (ev_window->priv->recent_view, "activate",
924                         G_CALLBACK (ev_window_cmd_recent_file_activate), ev_window);
925 }
926
927 /* FIXME
928 static gboolean
929 overwrite_existing_file (GtkWindow *window, const gchar *file_name)
930 {
931         GtkWidget *msgbox;
932         gchar *utf8_file_name;
933         AtkObject *obj;
934         gint ret;
935
936         utf8_file_name = g_filename_to_utf8 (file_name, -1, NULL, NULL, NULL);
937         msgbox = gtk_message_dialog_new (
938                 window,
939                 (GtkDialogFlags)GTK_DIALOG_DESTROY_WITH_PARENT,
940                 GTK_MESSAGE_QUESTION,
941                 GTK_BUTTONS_NONE,
942                 _("A file named \"%s\" already exists."),
943                 utf8_file_name);
944         g_free (utf8_file_name);
945
946         gtk_message_dialog_format_secondary_text (
947                 GTK_MESSAGE_DIALOG (msgbox),
948                 _("Do you want to replace it with the one you are saving?"));
949
950         gtk_dialog_add_button (GTK_DIALOG (msgbox),
951                                GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
952
953         gtk_dialog_add_button (GTK_DIALOG (msgbox),
954                                _("_Replace"), GTK_RESPONSE_YES);
955
956         gtk_dialog_set_default_response (GTK_DIALOG (msgbox),
957                                          GTK_RESPONSE_CANCEL);
958
959         obj = gtk_widget_get_accessible (msgbox);
960
961         if (GTK_IS_ACCESSIBLE (obj))
962                 atk_object_set_name (obj, _("Question"));
963
964         ret = gtk_dialog_run (GTK_DIALOG (msgbox));
965         gtk_widget_destroy (msgbox);
966
967         return (ret == GTK_RESPONSE_YES);
968 }
969 */
970
971 static void
972 save_error_dialog (GtkWindow *window, const gchar *file_name)
973 {
974         GtkWidget *error_dialog;
975
976         error_dialog = gtk_message_dialog_new (
977                 window,
978                 (GtkDialogFlags)GTK_DIALOG_DESTROY_WITH_PARENT,
979                 GTK_MESSAGE_ERROR,
980                 GTK_BUTTONS_CLOSE,
981                 _("The file could not be saved as \"%s\"."),
982                 file_name);
983
984         /* Easy way to make the text bold while keeping the string
985          * above free from pango markup (FIXME ?) */
986         gtk_message_dialog_format_secondary_text (
987                 GTK_MESSAGE_DIALOG (error_dialog), " ");
988
989         gtk_dialog_run (GTK_DIALOG (error_dialog));
990         gtk_widget_destroy (error_dialog);
991 }
992
993 static void
994 ev_window_cmd_save_as (GtkAction *action, EvWindow *ev_window)
995 {
996         GtkWidget *fc;
997         GtkFileFilter *pdf_filter, *all_filter;
998         gchar *uri = NULL;
999         gboolean success;
1000
1001         fc = gtk_file_chooser_dialog_new (
1002                 _("Save a Copy"),
1003                 NULL, GTK_FILE_CHOOSER_ACTION_SAVE,
1004                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
1005                 GTK_STOCK_SAVE, GTK_RESPONSE_OK,
1006                 NULL);
1007         gtk_window_set_modal (GTK_WINDOW (fc), TRUE);
1008
1009         pdf_filter = gtk_file_filter_new ();
1010         gtk_file_filter_set_name (pdf_filter, _("PDF Documents"));
1011         gtk_file_filter_add_mime_type (pdf_filter, "application/pdf");
1012         gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (fc), pdf_filter);
1013
1014         all_filter = gtk_file_filter_new ();
1015         gtk_file_filter_set_name (all_filter, _("All Files"));
1016         gtk_file_filter_add_pattern (all_filter, "*");
1017         gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (fc), all_filter);
1018         gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (fc), pdf_filter);
1019
1020         gtk_dialog_set_default_response (GTK_DIALOG (fc), GTK_RESPONSE_OK);
1021
1022         gtk_widget_show (fc);
1023
1024         while (gtk_dialog_run (GTK_DIALOG (fc)) == GTK_RESPONSE_OK) {
1025                 uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (fc));
1026
1027 /* FIXME
1028                 if (g_file_test (uri, G_FILE_TEST_EXISTS) &&
1029                     !overwrite_existing_file (GTK_WINDOW (fc), uri))
1030                                 continue;
1031 */
1032                 
1033                 ev_document_doc_mutex_lock ();
1034                 success = ev_document_save (ev_window->priv->document, uri, NULL);
1035                 ev_document_doc_mutex_unlock ();
1036
1037                 if (success)
1038                         break;
1039                 else
1040                         save_error_dialog (GTK_WINDOW (fc), uri);
1041         }
1042         gtk_widget_destroy (fc);
1043 }
1044
1045 static gboolean
1046 using_postscript_printer (GnomePrintConfig *config)
1047 {
1048         const guchar *driver;
1049         const guchar *transport;
1050
1051         driver = gnome_print_config_get (
1052                 config, (const guchar *)"Settings.Engine.Backend.Driver");
1053
1054         transport = gnome_print_config_get (
1055                 config, (const guchar *)"Settings.Transport.Backend");
1056
1057         if (driver) {
1058                 if (!strcmp ((const gchar *)driver, "gnome-print-ps"))
1059                         return TRUE;
1060                 else
1061                         return FALSE;
1062         } else  if (transport) {
1063                 if (!strcmp ((const gchar *)transport, "CUPS"))
1064                         return TRUE;
1065                 else if (!strcmp ((const gchar *)transport, "LPD"))
1066                         return TRUE;
1067         }
1068
1069         return FALSE;
1070 }
1071
1072 static void
1073 ev_window_print (EvWindow *window)
1074 {
1075         EvPageCache *page_cache;
1076         int last_page;
1077
1078         page_cache = ev_document_get_page_cache (window->priv->document);
1079         last_page = ev_page_cache_get_n_pages (page_cache);
1080
1081         ev_window_print_range (window, 1, -1);
1082 }
1083
1084 void
1085 ev_window_print_range (EvWindow *ev_window, int first_page, int last_page)
1086 {
1087         GnomePrintConfig *config;
1088         GnomePrintJob *job;
1089         GtkWidget *print_dialog;
1090         gchar *pages_label;
1091         EvPrintJob *print_job = NULL;
1092         EvPageCache *page_cache;
1093
1094         g_return_if_fail (EV_IS_WINDOW (ev_window));
1095         g_return_if_fail (ev_window->priv->document != NULL);
1096
1097         page_cache = ev_document_get_page_cache (ev_window->priv->document);
1098         if (last_page == -1) {
1099                 last_page = ev_page_cache_get_n_pages (page_cache);
1100         }
1101
1102         config = gnome_print_config_default ();
1103         job = gnome_print_job_new (config);
1104
1105         print_dialog = gnome_print_dialog_new (job, (guchar *) _("Print"),
1106                                                (GNOME_PRINT_DIALOG_RANGE |
1107                                                 GNOME_PRINT_DIALOG_COPIES));
1108
1109         pages_label = g_strconcat (_("Pages"), " ", NULL);
1110         gnome_print_dialog_construct_range_page (GNOME_PRINT_DIALOG (print_dialog),
1111                                                  GNOME_PRINT_RANGE_ALL |
1112                                                  GNOME_PRINT_RANGE_RANGE,
1113                                                  first_page, last_page,
1114                                                  NULL, (const guchar *)pages_label);
1115         g_free (pages_label);
1116                                                  
1117         gtk_dialog_set_response_sensitive (GTK_DIALOG (print_dialog),
1118                                            GNOME_PRINT_DIALOG_RESPONSE_PREVIEW,
1119                                            FALSE);
1120
1121         while (TRUE) {
1122                 int response;
1123                 response = gtk_dialog_run (GTK_DIALOG (print_dialog));
1124
1125                 if (response != GNOME_PRINT_DIALOG_RESPONSE_PRINT)
1126                         break;
1127
1128                 /* FIXME: Change this when we have the first backend
1129                  * that can print more than postscript
1130                  */
1131                 if (!using_postscript_printer (config)) {
1132                         GtkWidget *dialog;
1133
1134                         dialog = gtk_message_dialog_new (
1135                                 GTK_WINDOW (print_dialog), GTK_DIALOG_MODAL,
1136                                 GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
1137                                 _("Printing is not supported on this printer."));
1138                         gtk_message_dialog_format_secondary_text (
1139                                 GTK_MESSAGE_DIALOG (dialog),
1140                                 _("You were trying to print to a printer using the \"%s\" driver. This program requires a PostScript printer driver."),
1141                                 gnome_print_config_get (
1142                                         config, (guchar *)"Settings.Engine.Backend.Driver"));
1143                         gtk_dialog_run (GTK_DIALOG (dialog));
1144                         gtk_widget_destroy (dialog);
1145
1146                         continue;
1147                 }
1148
1149                 print_job = g_object_new (EV_TYPE_PRINT_JOB,
1150                                           "gnome_print_job", job,
1151                                           "document", ev_window->priv->document,
1152                                           "print_dialog", print_dialog,
1153                                           NULL);
1154                 break;
1155         }
1156
1157         gtk_widget_destroy (print_dialog);
1158
1159         if (print_job != NULL) {
1160                 ev_print_job_print (print_job, GTK_WINDOW (ev_window));
1161                 g_object_unref (print_job);
1162         }
1163 }
1164
1165 static void
1166 ev_window_cmd_file_print (GtkAction *action, EvWindow *ev_window)
1167 {
1168         ev_window_print (ev_window);
1169 }
1170
1171 static void
1172 ev_window_cmd_file_close_window (GtkAction *action, EvWindow *ev_window)
1173 {
1174         g_return_if_fail (EV_IS_WINDOW (ev_window));
1175
1176         gtk_widget_destroy (GTK_WIDGET (ev_window));
1177 }
1178
1179 static void
1180 find_not_supported_dialog (EvWindow   *ev_window)
1181 {
1182         GtkWidget *dialog;
1183
1184         /* If you change this so it isn't modal, be sure you don't
1185          * allow multiple copies of the dialog...
1186          */
1187
1188         dialog = gtk_message_dialog_new (GTK_WINDOW (ev_window),
1189                                          GTK_DIALOG_DESTROY_WITH_PARENT,
1190                                          GTK_MESSAGE_ERROR,
1191                                          GTK_BUTTONS_CLOSE,
1192                                          _("The \"Find\" feature will not work with this document"));
1193         gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
1194                                                   _("Searching for text is only supported for PDF documents."));
1195         gtk_dialog_run (GTK_DIALOG (dialog));
1196         gtk_widget_destroy (dialog);
1197 }
1198
1199 static void
1200 ev_window_cmd_edit_select_all (GtkAction *action, EvWindow *ev_window)
1201 {
1202         g_return_if_fail (EV_IS_WINDOW (ev_window));
1203
1204         ev_view_select_all (EV_VIEW (ev_window->priv->view));
1205 }
1206
1207 static void
1208 ev_window_cmd_edit_find (GtkAction *action, EvWindow *ev_window)
1209 {
1210         g_return_if_fail (EV_IS_WINDOW (ev_window));
1211
1212         if (ev_window->priv->document == NULL) {
1213                 g_printerr ("We should have set the Find menu item insensitive since there's no document\n");
1214         } else if (!EV_IS_DOCUMENT_FIND (ev_window->priv->document)) {
1215                 find_not_supported_dialog (ev_window);
1216         } else {
1217                 update_chrome_flag (ev_window, EV_CHROME_FINDBAR, NULL, TRUE);
1218
1219                 gtk_widget_grab_focus (ev_window->priv->find_bar);
1220         }
1221 }
1222
1223 static void
1224 ev_window_cmd_edit_find_next (GtkAction *action, EvWindow *ev_window)
1225 {
1226         g_return_if_fail (EV_IS_WINDOW (ev_window));
1227
1228         ev_view_find_next (EV_VIEW (ev_window->priv->view));
1229 }
1230
1231 static void
1232 ev_window_cmd_edit_copy (GtkAction *action, EvWindow *ev_window)
1233 {
1234         g_return_if_fail (EV_IS_WINDOW (ev_window));
1235
1236         ev_view_copy (EV_VIEW (ev_window->priv->view));
1237 }
1238
1239 static void
1240 ev_window_update_fullscreen_popup (EvWindow *window)
1241 {
1242         GtkWidget *popup = window->priv->fullscreen_popup;
1243         int popup_width, popup_height;
1244         GdkRectangle screen_rect;
1245         gboolean toolbar;
1246
1247         g_return_if_fail (popup != NULL);
1248
1249         toolbar = (window->priv->chrome & EV_CHROME_TOOLBAR) != 0;
1250         popup_width = popup->requisition.width;
1251         popup_height = popup->requisition.height;
1252
1253         /* FIXME multihead */
1254         gdk_screen_get_monitor_geometry (gdk_screen_get_default (),
1255                         gdk_screen_get_monitor_at_window
1256                         (gdk_screen_get_default (),
1257                          GTK_WIDGET (window)->window),
1258                          &screen_rect);
1259         if (toolbar) {
1260                 gtk_widget_set_size_request (popup,
1261                                              screen_rect.width,
1262                                              -1);
1263                 gtk_window_move (GTK_WINDOW (popup),
1264                                  screen_rect.x,
1265                                  screen_rect.y);
1266
1267         } else {
1268                 if (gtk_widget_get_direction (popup) == GTK_TEXT_DIR_RTL)
1269                 {
1270                         gtk_window_move (GTK_WINDOW (popup),
1271                                          screen_rect.x,
1272                                          screen_rect.y);
1273                 } else {
1274                         gtk_window_move (GTK_WINDOW (popup),
1275                                          screen_rect.x + screen_rect.width - popup_width,
1276                                          screen_rect.y);
1277                 }
1278         }
1279 }
1280
1281 static void
1282 screen_size_changed_cb (GdkScreen *screen,
1283                         EvWindow *window)
1284 {
1285         ev_window_update_fullscreen_popup (window);
1286 }
1287
1288 static void
1289 ev_window_sidebar_position_change_cb (GObject *object, GParamSpec *pspec,
1290                                       EvWindow *ev_window)
1291 {
1292         GConfClient *client;
1293         int sidebar_size;
1294
1295         sidebar_size = gtk_paned_get_position (GTK_PANED (object));
1296
1297         client = gconf_client_get_default ();
1298         gconf_client_set_int (client, GCONF_SIDEBAR_SIZE, sidebar_size, NULL);
1299         g_object_unref (client);
1300 }
1301
1302 static void
1303 destroy_fullscreen_popup (EvWindow *window)
1304 {
1305         if (window->priv->fullscreen_popup != NULL)
1306         {
1307                 gtk_widget_destroy (window->priv->fullscreen_popup);
1308                 window->priv->fullscreen_popup = NULL;
1309         }
1310 }
1311
1312 static void
1313 exit_fullscreen_button_clicked_cb (GtkWidget *button, EvWindow *window)
1314 {
1315         GtkAction *action;
1316
1317         action = gtk_action_group_get_action (window->priv->action_group, "ViewFullscreen");
1318         g_return_if_fail (action != NULL);
1319
1320         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), FALSE);
1321 }
1322
1323 static void
1324 fullscreen_popup_size_request_cb (GtkWidget *popup, GtkRequisition *req, EvWindow *window)
1325 {
1326         ev_window_update_fullscreen_popup (window);
1327 }
1328
1329 static gboolean
1330 fullscreen_timeout_cb (gpointer data)
1331 {
1332         EvWindow *window = EV_WINDOW (data);
1333
1334         g_object_set (window->priv->fullscreen_popup, "visible", FALSE, NULL);
1335         ev_view_hide_cursor (EV_VIEW (window->priv->view));
1336         window->priv->fullscreen_timeout_source = NULL;
1337
1338         return FALSE;
1339 }
1340
1341 static void
1342 fullscreen_set_timeout (EvWindow *window)
1343 {
1344         GSource *source;
1345
1346         if (window->priv->fullscreen_timeout_source != NULL)
1347                 g_source_destroy (window->priv->fullscreen_timeout_source);
1348
1349         source = g_timeout_source_new (1000);
1350         g_source_set_callback (source, fullscreen_timeout_cb, window, NULL);
1351         g_source_attach (source, NULL);
1352         window->priv->fullscreen_timeout_source = source;
1353 }
1354
1355 static void
1356 fullscreen_clear_timeout (EvWindow *window)
1357 {
1358         if (window->priv->fullscreen_timeout_source != NULL)
1359                 g_source_destroy (window->priv->fullscreen_timeout_source);
1360
1361         window->priv->fullscreen_timeout_source = NULL;
1362         ev_view_show_cursor (EV_VIEW (window->priv->view));
1363 }
1364
1365 static gboolean
1366 fullscreen_motion_notify_cb (GtkWidget *widget,
1367                              GdkEventMotion *event,
1368                              gpointer user_data)
1369 {
1370         EvWindow *window = EV_WINDOW (user_data);
1371
1372         if (!GTK_WIDGET_VISIBLE (window->priv->fullscreen_popup)) {
1373                 g_object_set (window->priv->fullscreen_popup, "visible", TRUE, NULL);
1374                 ev_view_show_cursor (EV_VIEW (window->priv->view));
1375         }
1376
1377         fullscreen_set_timeout (window);
1378
1379         return FALSE;
1380 }
1381
1382 static gboolean
1383 fullscreen_leave_notify_cb (GtkWidget *widget,
1384                             GdkEventCrossing *event,
1385                             gpointer user_data)
1386 {
1387         EvWindow *window = EV_WINDOW (user_data);
1388
1389         fullscreen_clear_timeout (window);
1390
1391         return FALSE;
1392 }
1393
1394 static GtkWidget *
1395 ev_window_get_exit_fullscreen_button (EvWindow *window)
1396 {
1397         GtkWidget *button, *icon, *label, *hbox;
1398
1399         button = gtk_button_new ();
1400         g_signal_connect (button, "clicked",
1401                           G_CALLBACK (exit_fullscreen_button_clicked_cb),
1402                           window);
1403         gtk_widget_show (button);
1404
1405         hbox = gtk_hbox_new (FALSE, 2);
1406         gtk_widget_show (hbox);
1407         gtk_container_add (GTK_CONTAINER (button), hbox);
1408
1409         icon = gtk_image_new_from_stock (EV_STOCK_LEAVE_FULLSCREEN, GTK_ICON_SIZE_BUTTON);
1410         gtk_widget_show (icon);
1411         gtk_box_pack_start (GTK_BOX (hbox), icon, FALSE, FALSE, 0);
1412
1413         label = gtk_label_new (_("Leave Fullscreen"));
1414         gtk_widget_show (label);
1415         gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
1416
1417         return button;
1418 }
1419
1420 static GtkWidget *
1421 ev_window_create_fullscreen_popup (EvWindow *window)
1422 {
1423         GtkWidget *popup;
1424         GtkWidget *hbox;
1425         GtkWidget *button;
1426
1427         popup = gtk_window_new (GTK_WINDOW_POPUP);
1428         hbox = gtk_hbox_new (FALSE, 0);
1429         button = ev_window_get_exit_fullscreen_button (window);
1430
1431         gtk_container_add (GTK_CONTAINER (popup), hbox);
1432         gtk_box_pack_start (GTK_BOX (hbox), window->priv->fullscreen_toolbar,
1433                             TRUE, TRUE, 0);
1434         gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
1435
1436         gtk_widget_show (button);
1437         gtk_widget_show (hbox);
1438
1439         gtk_window_set_resizable (GTK_WINDOW (popup), FALSE);
1440
1441         /* FIXME multihead */
1442         g_signal_connect_object (gdk_screen_get_default (), "size-changed",
1443                                  G_CALLBACK (screen_size_changed_cb),
1444                                  window, 0);
1445         g_signal_connect_object (popup, "size_request",
1446                                  G_CALLBACK (fullscreen_popup_size_request_cb),
1447                                  window, 0);
1448
1449         return popup;
1450 }
1451
1452
1453 static void
1454 ev_window_update_fullscreen_action (EvWindow *window)
1455 {
1456         GtkAction *action;
1457
1458         action = gtk_action_group_get_action (window->priv->action_group, "ViewFullscreen");
1459         g_signal_handlers_block_by_func
1460                 (action, G_CALLBACK (ev_window_cmd_view_fullscreen), window);
1461         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
1462                                       ev_view_get_fullscreen (EV_VIEW (window->priv->view)));
1463         g_signal_handlers_unblock_by_func
1464                 (action, G_CALLBACK (ev_window_cmd_view_fullscreen), window);
1465 }
1466
1467 static void
1468 ev_window_fullscreen (EvWindow *window)
1469 {
1470         ev_view_set_fullscreen (EV_VIEW (window->priv->view), TRUE);
1471         if (window->priv->fullscreen_popup == NULL)
1472                 window->priv->fullscreen_popup
1473                         = ev_window_create_fullscreen_popup (window);
1474         update_chrome_visibility (window);
1475
1476         g_object_set (G_OBJECT (window->priv->scrolled_window),
1477                       "shadow-type", GTK_SHADOW_NONE,
1478                       NULL);
1479
1480         g_signal_connect (window->priv->view,
1481                           "motion-notify-event",
1482                           G_CALLBACK (fullscreen_motion_notify_cb),
1483                           window);
1484         g_signal_connect (window->priv->view,
1485                           "leave-notify-event",
1486                           G_CALLBACK (fullscreen_leave_notify_cb),
1487                           window);
1488         fullscreen_set_timeout (window);
1489
1490         gtk_widget_grab_focus (window->priv->view);
1491         ev_window_update_fullscreen_action (window);
1492         gtk_window_fullscreen (GTK_WINDOW (window));
1493         ev_window_update_fullscreen_popup (window);
1494 }
1495
1496 static void
1497 ev_window_unfullscreen (EvWindow *window)
1498 {
1499         EvView *view = EV_VIEW (window->priv->view);
1500
1501         ev_view_set_fullscreen (view, FALSE);
1502         g_object_set (G_OBJECT (window->priv->scrolled_window),
1503                       "shadow-type", GTK_SHADOW_IN,
1504                       NULL);
1505
1506         fullscreen_clear_timeout (window);
1507
1508         g_signal_handlers_disconnect_by_func (view,
1509                                               (gpointer) fullscreen_motion_notify_cb,
1510                                               window);
1511         g_signal_handlers_disconnect_by_func (view,
1512                                               (gpointer) fullscreen_leave_notify_cb,
1513                                               window);
1514         ev_window_update_fullscreen_action (window);
1515         gtk_window_unfullscreen (GTK_WINDOW (window));
1516         update_chrome_visibility (window);
1517 }
1518
1519 static void
1520 ev_window_cmd_view_fullscreen (GtkAction *action, EvWindow *window)
1521 {
1522         gboolean fullscreen;
1523
1524         g_return_if_fail (EV_IS_WINDOW (window));
1525         ev_window_stop_presentation (window);
1526
1527         fullscreen = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
1528         if (fullscreen) {
1529                 ev_window_fullscreen (window);
1530         } else {
1531                 ev_window_unfullscreen (window);
1532         }
1533 }
1534
1535 static void
1536 ev_window_update_presentation_action (EvWindow *window)
1537 {
1538         GtkAction *action;
1539
1540         action = gtk_action_group_get_action (window->priv->action_group, "ViewPresentation");
1541         g_signal_handlers_block_by_func
1542                 (action, G_CALLBACK (ev_window_cmd_view_presentation), window);
1543         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
1544                                       ev_view_get_presentation (EV_VIEW (window->priv->view)));
1545         g_signal_handlers_unblock_by_func
1546                 (action, G_CALLBACK (ev_window_cmd_view_presentation), window);
1547 }
1548
1549 static void
1550 ev_window_run_presentation (EvWindow *window)
1551 {
1552         g_object_set (G_OBJECT (window->priv->scrolled_window),
1553                       "shadow-type", GTK_SHADOW_NONE,
1554                       NULL);
1555
1556         gtk_widget_grab_focus (window->priv->view);
1557         ev_view_set_presentation (EV_VIEW (window->priv->view), TRUE);
1558         gtk_window_fullscreen (GTK_WINDOW (window));
1559         ev_window_update_presentation_action (window);
1560         update_chrome_visibility (window);
1561 }
1562
1563 static void
1564 ev_window_stop_presentation (EvWindow *window)
1565 {
1566         if (! ev_view_get_presentation (EV_VIEW (window->priv->view)))
1567                 return;
1568
1569         g_object_set (G_OBJECT (window->priv->scrolled_window),
1570                       "shadow-type", GTK_SHADOW_IN,
1571                       NULL);
1572         ev_view_set_presentation (EV_VIEW (window->priv->view), FALSE);
1573         gtk_window_unfullscreen (GTK_WINDOW (window));
1574         ev_window_update_presentation_action (window);
1575         update_chrome_visibility (window);
1576 }
1577
1578 static void
1579 ev_window_cmd_view_presentation (GtkAction *action, EvWindow *window)
1580 {
1581         gboolean presentation;
1582
1583         g_return_if_fail (EV_IS_WINDOW (window));
1584
1585         presentation = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
1586         if (presentation) {
1587                 ev_window_run_presentation (window);
1588         } else {
1589                 ev_window_stop_presentation (window);
1590         }
1591 }
1592
1593 static gboolean
1594 ev_window_state_event (GtkWidget *widget, GdkEventWindowState *event)
1595 {
1596         EvWindow *window = EV_WINDOW (widget);
1597
1598         if (event->changed_mask & GDK_WINDOW_STATE_MAXIMIZED) {
1599                 gboolean show;
1600
1601                 show = (event->new_window_state & GDK_WINDOW_STATE_MAXIMIZED) == 0;
1602
1603                 gtk_statusbar_set_has_resize_grip (GTK_STATUSBAR (window->priv->statusbar),
1604                                                    show);
1605         }
1606
1607         return FALSE;
1608 }
1609
1610 static gboolean
1611 ev_window_focus_in_event (GtkWidget *widget, GdkEventFocus *event)
1612 {
1613         EvWindow *window = EV_WINDOW (widget);
1614         EvWindowPrivate *priv = window->priv;
1615         gboolean fullscreen;
1616
1617         g_object_get (priv->view,
1618                       "fullscreen", &fullscreen,
1619                       NULL);
1620
1621         if (fullscreen)
1622                 gtk_widget_show (priv->fullscreen_popup);
1623
1624         return GTK_WIDGET_CLASS (ev_window_parent_class)->focus_in_event (widget, event);
1625 }
1626
1627 static gboolean
1628 ev_window_focus_out_event (GtkWidget *widget, GdkEventFocus *event)
1629 {
1630         EvWindow *window = EV_WINDOW (widget);
1631         EvWindowPrivate *priv = window->priv;
1632         gboolean fullscreen;
1633
1634         g_object_get (priv->view,
1635                       "fullscreen", &fullscreen,
1636                       NULL);
1637
1638         if (fullscreen)
1639                 gtk_widget_hide (priv->fullscreen_popup);
1640
1641         return GTK_WIDGET_CLASS (ev_window_parent_class)->focus_out_event (widget, event);
1642 }
1643
1644 static void
1645 ev_window_set_page_mode (EvWindow         *window,
1646                          EvWindowPageMode  page_mode)
1647 {
1648         GtkWidget *child = NULL;
1649         GtkWidget *real_child;
1650
1651         if (window->priv->page_mode == page_mode)
1652                 return;
1653
1654         window->priv->page_mode = page_mode;
1655
1656         switch (page_mode) {
1657         case PAGE_MODE_DOCUMENT:
1658                 child = window->priv->view;
1659                 break;
1660         case PAGE_MODE_PASSWORD:
1661                 child = window->priv->password_view;
1662                 break;
1663         default:
1664                 g_assert_not_reached ();
1665         }
1666
1667         real_child = gtk_bin_get_child (GTK_BIN (window->priv->scrolled_window));
1668         if (child != real_child) {
1669                 gtk_container_remove (GTK_CONTAINER (window->priv->scrolled_window),
1670                                       real_child);
1671                 gtk_container_add (GTK_CONTAINER (window->priv->scrolled_window),
1672                                    child);
1673         }
1674         update_action_sensitivity (window);
1675 }
1676
1677 static void
1678 ev_window_cmd_edit_toolbar_cb (GtkDialog *dialog, gint response, gpointer data)
1679 {
1680         EvWindow *ev_window = EV_WINDOW (data);
1681         egg_editable_toolbar_set_edit_mode
1682                         (EGG_EDITABLE_TOOLBAR (ev_window->priv->toolbar), FALSE);
1683         egg_toolbars_model_save (ev_window->priv->toolbar_model,
1684                                  ev_window->priv->toolbar_file, "1.0");
1685         gtk_widget_destroy (GTK_WIDGET (dialog));
1686 }
1687
1688 static void
1689 ev_window_cmd_edit_toolbar (GtkAction *action, EvWindow *ev_window)
1690 {
1691         GtkWidget *dialog;
1692         GtkWidget *editor;
1693         g_return_if_fail (EV_IS_WINDOW (ev_window));
1694     
1695         dialog = gtk_dialog_new_with_buttons (_("Toolbar editor"), GTK_WINDOW (ev_window), 
1696                                               GTK_DIALOG_DESTROY_WITH_PARENT, 
1697                                               GTK_STOCK_CLOSE,
1698                                               GTK_RESPONSE_CANCEL, 
1699                                               NULL);
1700         gtk_dialog_set_has_separator (GTK_DIALOG (dialog), FALSE);
1701         gtk_window_set_default_size (GTK_WINDOW (dialog), 500, 400);
1702           
1703         editor = egg_toolbar_editor_new (ev_window->priv->ui_manager,
1704                                          ev_window->priv->toolbar_model);
1705         gtk_container_set_border_width (GTK_CONTAINER (editor), 5);
1706         gtk_box_set_spacing (GTK_BOX (EGG_TOOLBAR_EDITOR (editor)), 5);
1707                      
1708         gtk_container_add (GTK_CONTAINER (GTK_DIALOG (dialog)->vbox), editor);
1709         egg_toolbar_editor_load_actions (EGG_TOOLBAR_EDITOR (editor),
1710                                       DATADIR"/evince-toolbar.xml");
1711
1712         egg_editable_toolbar_set_edit_mode
1713                 (EGG_EDITABLE_TOOLBAR (ev_window->priv->toolbar), TRUE);
1714
1715         gtk_widget_show_all (dialog);
1716       
1717         g_signal_connect (G_OBJECT (dialog), "response",
1718                           G_CALLBACK (ev_window_cmd_edit_toolbar_cb),
1719                           ev_window);
1720 }
1721
1722 static void
1723 ev_window_cmd_view_zoom_in (GtkAction *action, EvWindow *ev_window)
1724 {
1725         g_return_if_fail (EV_IS_WINDOW (ev_window));
1726
1727         ev_view_set_sizing_mode (EV_VIEW (ev_window->priv->view), EV_SIZING_FREE);
1728         ev_view_zoom_in (EV_VIEW (ev_window->priv->view));
1729         update_action_sensitivity (ev_window);
1730 }
1731
1732 static void
1733 ev_window_cmd_view_zoom_out (GtkAction *action, EvWindow *ev_window)
1734 {
1735         g_return_if_fail (EV_IS_WINDOW (ev_window));
1736
1737         ev_view_set_sizing_mode (EV_VIEW (ev_window->priv->view), EV_SIZING_FREE);
1738         ev_view_zoom_out (EV_VIEW (ev_window->priv->view));
1739         update_action_sensitivity (ev_window);
1740 }
1741
1742 static void
1743 ev_window_cmd_go_previous_page (GtkAction *action, EvWindow *ev_window)
1744 {
1745         g_return_if_fail (EV_IS_WINDOW (ev_window));
1746
1747         ev_page_cache_prev_page (ev_window->priv->page_cache);
1748 }
1749
1750 static void
1751 ev_window_cmd_go_next_page (GtkAction *action, EvWindow *ev_window)
1752 {
1753         g_return_if_fail (EV_IS_WINDOW (ev_window));
1754
1755         ev_page_cache_next_page (ev_window->priv->page_cache);
1756 }
1757
1758 static void
1759 ev_window_cmd_go_first_page (GtkAction *action, EvWindow *ev_window)
1760 {
1761         g_return_if_fail (EV_IS_WINDOW (ev_window));
1762
1763         ev_page_cache_set_current_page (ev_window->priv->page_cache, 0);
1764 }
1765
1766 static void
1767 ev_window_cmd_go_last_page (GtkAction *action, EvWindow *ev_window)
1768 {
1769         int n_pages;
1770
1771         g_return_if_fail (EV_IS_WINDOW (ev_window));
1772
1773         n_pages = ev_page_cache_get_n_pages (ev_window->priv->page_cache);
1774         ev_page_cache_set_current_page (ev_window->priv->page_cache, n_pages - 1);
1775 }
1776
1777 static void
1778 ev_window_cmd_view_reload (GtkAction *action, EvWindow *ev_window)
1779 {
1780         char *uri;
1781         int page;
1782
1783         g_return_if_fail (EV_IS_WINDOW (ev_window));
1784
1785         page = ev_page_cache_get_current_page (ev_window->priv->page_cache);
1786         uri = g_strdup (ev_window->priv->uri);
1787
1788         ev_window_open (ev_window, uri);
1789
1790         /* In case the number of pages in the document has changed. */
1791         page = CLAMP (page, 0, ev_page_cache_get_n_pages (ev_window->priv->page_cache));
1792
1793         ev_page_cache_set_current_page (ev_window->priv->page_cache, page);
1794
1795         g_free (uri);
1796 }
1797
1798 static void
1799 ev_window_cmd_help_contents (GtkAction *action, EvWindow *ev_window)
1800 {
1801         GError *error = NULL;
1802
1803         g_return_if_fail (EV_IS_WINDOW (ev_window));
1804
1805         gnome_help_display ("evince.xml", NULL, &error);
1806
1807         if(error != NULL) {
1808                 g_warning (error->message);
1809                 g_error_free (error);
1810         }
1811 }
1812
1813 static void
1814 ev_window_cmd_leave_fullscreen (GtkAction *action, EvWindow *window)
1815 {
1816         gtk_window_unfullscreen (GTK_WINDOW (window));
1817 }
1818
1819 static void
1820 ev_window_cmd_escape (GtkAction *action, EvWindow *window)
1821 {
1822         GtkWidget *widget;
1823
1824         widget = gtk_window_get_focus (GTK_WINDOW (window));
1825         if (widget && gtk_widget_get_ancestor (widget, EGG_TYPE_FIND_BAR)) {
1826                 update_chrome_flag (window, EV_CHROME_FINDBAR, NULL, FALSE);
1827         } else {
1828                 gboolean fullscreen;
1829                 gboolean presentation;
1830
1831                 g_object_get (window->priv->view,
1832                               "fullscreen", &fullscreen,
1833                               "presentation", &presentation,
1834                               NULL);
1835
1836                 if (fullscreen)
1837                         ev_window_unfullscreen (window);
1838                 if (presentation)
1839                         ev_window_stop_presentation (window);
1840
1841                 if (fullscreen && presentation)
1842                         g_warning ("Both fullscreen and presentation set somehow");
1843         }
1844 }
1845
1846 static void
1847 update_view_size (EvView *view, EvWindow *window)
1848 {
1849         int width, height;
1850         GtkRequisition vsb_requisition;
1851         GtkRequisition hsb_requisition;
1852         int scrollbar_spacing;
1853
1854         /* Calculate the width available for the */
1855         width = window->priv->scrolled_window->allocation.width;
1856         height = window->priv->scrolled_window->allocation.height;
1857
1858         if (gtk_scrolled_window_get_shadow_type (GTK_SCROLLED_WINDOW (window->priv->scrolled_window)) == GTK_SHADOW_IN) {
1859                 width -= 2 * window->priv->view->style->xthickness;
1860                 height -= 2 * window->priv->view->style->ythickness;
1861         }
1862
1863         gtk_widget_size_request (GTK_SCROLLED_WINDOW (window->priv->scrolled_window)->vscrollbar,
1864                                  &vsb_requisition);
1865         gtk_widget_size_request (GTK_SCROLLED_WINDOW (window->priv->scrolled_window)->hscrollbar,
1866                                  &hsb_requisition);
1867         gtk_widget_style_get (window->priv->scrolled_window,
1868                               "scrollbar_spacing", &scrollbar_spacing,
1869                               NULL);
1870
1871         ev_view_set_zoom_for_size (EV_VIEW (window->priv->view),
1872                                    MAX (1, width),
1873                                    MAX (1, height),
1874                                    vsb_requisition.width + scrollbar_spacing,
1875                                    hsb_requisition.height + scrollbar_spacing);
1876 }
1877
1878 static void     
1879 ev_window_sizing_mode_changed_cb (EvView *view, GParamSpec *pspec,
1880                                   EvWindow   *ev_window)
1881 {
1882         GtkWidget *scrolled_window;
1883         EvSizingMode sizing_mode;
1884
1885         g_object_get (ev_window->priv->view,
1886                       "sizing-mode", &sizing_mode,
1887                       NULL);
1888
1889         scrolled_window = ev_window->priv->scrolled_window;
1890
1891         g_signal_handlers_disconnect_by_func (ev_window->priv->view, update_view_size, ev_window);
1892
1893         if (sizing_mode != EV_SIZING_FREE)
1894                 update_view_size (NULL, ev_window);
1895
1896         switch (sizing_mode) {
1897         case EV_SIZING_BEST_FIT:
1898                 g_object_set (G_OBJECT (scrolled_window),
1899                               "hscrollbar-policy", GTK_POLICY_NEVER,
1900                               "vscrollbar-policy", GTK_POLICY_AUTOMATIC,
1901                               NULL);
1902                 g_signal_connect (ev_window->priv->view, "zoom_invalid",
1903                                   G_CALLBACK (update_view_size),
1904                                   ev_window);
1905                 break;
1906         case EV_SIZING_FIT_WIDTH:
1907                 g_object_set (G_OBJECT (scrolled_window),
1908                               "hscrollbar-policy", GTK_POLICY_NEVER,
1909                               "vscrollbar-policy", GTK_POLICY_AUTOMATIC,
1910                               NULL);
1911                 g_signal_connect (ev_window->priv->view, "zoom_invalid",
1912                                   G_CALLBACK (update_view_size),
1913                                   ev_window);
1914                 break;
1915         case EV_SIZING_FREE:
1916                 g_object_set (G_OBJECT (scrolled_window),
1917                               "hscrollbar-policy", GTK_POLICY_AUTOMATIC,
1918                               "vscrollbar-policy", GTK_POLICY_AUTOMATIC,
1919                               NULL);
1920                 break;
1921         }
1922
1923         update_sizing_buttons (ev_window);
1924 }
1925
1926 static char *
1927 build_comments_string (void)
1928 {
1929         PopplerBackend backend;
1930         const char *backend_name;
1931         const char *version;
1932
1933         backend = poppler_get_backend ();
1934         version = poppler_get_version ();
1935         switch (backend) {
1936                 case POPPLER_BACKEND_CAIRO:
1937                         backend_name = "cairo";
1938                         break;
1939                 case POPPLER_BACKEND_SPLASH:
1940                         backend_name = "splash";
1941                         break;
1942                 default:
1943                         backend_name = "unknown";
1944                         break;
1945         }
1946
1947         return g_strdup_printf (_("PostScript and PDF File Viewer.\n"
1948                                   "Using poppler %s (%s)"),
1949                                 version, backend_name);
1950 }
1951
1952 static void
1953 ev_window_cmd_help_about (GtkAction *action, EvWindow *ev_window)
1954 {
1955         const char *authors[] = {
1956                 "Martin Kretzschmar <m_kretzschmar@gmx.net>",
1957                 "Jonathan Blandford <jrb@gnome.org>",
1958                 "Marco Pesenti Gritti <marco@gnome.org>",
1959                 "Nickolay V. Shmyrev <nshmyrev@yandex.ru>",
1960                 "Bryan Clark <clarkbw@gnome.org>",
1961                 NULL
1962         };
1963
1964         const char *documenters[] = {
1965                 "Nickolay V. Shmyrev <nshmyrev@yandex.ru>",
1966                 NULL
1967         };
1968
1969         const char *license[] = {
1970                 N_("Evince is free software; you can redistribute it and/or modify\n"
1971                    "it under the terms of the GNU General Public License as published by\n"
1972                    "the Free Software Foundation; either version 2 of the License, or\n"
1973                    "(at your option) any later version.\n"),
1974                 N_("Evince is distributed in the hope that it will be useful,\n"
1975                    "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
1976                    "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n"
1977                    "GNU General Public License for more details.\n"),
1978                 N_("You should have received a copy of the GNU General Public License\n"
1979                    "along with Evince; if not, write to the Free Software Foundation, Inc.,\n"
1980                    "59 Temple Place, Suite 330, Boston, MA  02111-1307  USA\n")
1981         };
1982
1983         char *license_trans;
1984         char *comments;
1985
1986 #ifdef ENABLE_NLS
1987         const char **p;
1988
1989         for (p = authors; *p; ++p)
1990                 *p = _(*p);
1991
1992         for (p = documenters; *p; ++p)
1993                 *p = _(*p);
1994 #endif
1995
1996         license_trans = g_strconcat (_(license[0]), "\n", _(license[1]), "\n",
1997                                      _(license[2]), "\n", NULL);
1998         comments = build_comments_string ();
1999
2000         gtk_show_about_dialog (
2001                 GTK_WINDOW (ev_window),
2002                 "name", _("Evince"),
2003                 "version", VERSION,
2004                 "copyright",
2005                 _("\xc2\xa9 1996-2004 The Evince authors"),
2006                 "license", license_trans,
2007                 "website", "http://www.gnome.org/projects/evince",
2008                 "comments", comments,
2009                 "authors", authors,
2010                 "documenters", documenters,
2011                 "translator-credits", _("translator-credits"),
2012                 NULL);
2013
2014         g_free (comments);
2015         g_free (license_trans);
2016 }
2017
2018 static void
2019 ev_window_view_toolbar_cb (GtkAction *action, EvWindow *ev_window)
2020 {
2021         update_chrome_flag (ev_window, EV_CHROME_TOOLBAR,
2022                             GCONF_CHROME_TOOLBAR,
2023                             gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)));
2024 }
2025
2026 static void
2027 ev_window_view_statusbar_cb (GtkAction *action, EvWindow *ev_window)
2028 {
2029         update_chrome_flag (ev_window, EV_CHROME_STATUSBAR,
2030                             GCONF_CHROME_STATUSBAR,
2031                             gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)));
2032 }
2033
2034 static void
2035 ev_window_view_sidebar_cb (GtkAction *action, EvWindow *ev_window)
2036 {
2037         update_chrome_flag (ev_window, EV_CHROME_SIDEBAR,
2038                             GCONF_CHROME_SIDEBAR,
2039                             gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)));
2040 }
2041
2042 static void
2043 ev_window_sidebar_visibility_changed_cb (EvSidebar *ev_sidebar, GParamSpec *pspec,
2044                                          EvWindow   *ev_window)
2045 {
2046         GtkAction *action;
2047         gboolean visible, fullscreen;
2048
2049         g_object_get (ev_window->priv->view,
2050                       "fullscreen", &fullscreen,
2051                       NULL);
2052         visible = GTK_WIDGET_VISIBLE (ev_sidebar);
2053
2054         /* In fullscreen mode the sidebar is not visible,
2055          * but we don't want to update the chrome
2056          */
2057         if (fullscreen)
2058                 return;
2059         
2060         action = gtk_action_group_get_action (ev_window->priv->action_group, "ViewSidebar");
2061         
2062         g_signal_handlers_block_by_func
2063                 (action, G_CALLBACK (ev_window_view_sidebar_cb), ev_window);
2064         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), visible);
2065         g_signal_handlers_unblock_by_func
2066                 (action, G_CALLBACK (ev_window_view_sidebar_cb), ev_window);
2067
2068         update_chrome_flag (ev_window, EV_CHROME_SIDEBAR,
2069                             GCONF_CHROME_SIDEBAR, visible);
2070 }
2071
2072 static void
2073 menu_item_select_cb (GtkMenuItem *proxy, EvWindow *ev_window)
2074 {
2075         GtkAction *action;
2076         char *message;
2077
2078         action = g_object_get_data (G_OBJECT (proxy), "gtk-action");
2079         g_return_if_fail (action != NULL);
2080
2081         g_object_get (G_OBJECT (action), "tooltip", &message, NULL);
2082         if (message) {
2083                 gtk_statusbar_push (GTK_STATUSBAR (ev_window->priv->statusbar),
2084                                     ev_window->priv->help_message_cid, message);
2085                 g_free (message);
2086         }
2087 }
2088
2089 static void
2090 menu_item_deselect_cb (GtkMenuItem *proxy, EvWindow *ev_window)
2091 {
2092         gtk_statusbar_pop (GTK_STATUSBAR (ev_window->priv->statusbar),
2093                            ev_window->priv->help_message_cid);
2094 }
2095
2096 static void
2097 connect_proxy_cb (GtkUIManager *ui_manager, GtkAction *action,
2098                   GtkWidget *proxy, EvWindow *ev_window)
2099 {
2100         if (GTK_IS_MENU_ITEM (proxy)) {
2101                 g_signal_connect (proxy, "select",
2102                                   G_CALLBACK (menu_item_select_cb), ev_window);
2103                 g_signal_connect (proxy, "deselect",
2104                                   G_CALLBACK (menu_item_deselect_cb),
2105                                   ev_window);
2106         }
2107 }
2108
2109 static void
2110 disconnect_proxy_cb (GtkUIManager *ui_manager, GtkAction *action,
2111                      GtkWidget *proxy, EvWindow *ev_window)
2112 {
2113         if (GTK_IS_MENU_ITEM (proxy)) {
2114                 g_signal_handlers_disconnect_by_func
2115                         (proxy, G_CALLBACK (menu_item_select_cb), ev_window);
2116                 g_signal_handlers_disconnect_by_func
2117                         (proxy, G_CALLBACK (menu_item_deselect_cb), ev_window);
2118         }
2119 }
2120
2121 static void
2122 view_status_changed_cb (EvView     *view,
2123                         GParamSpec *pspec,
2124                         EvWindow   *ev_window)
2125 {
2126         const char *message;
2127
2128         gtk_statusbar_pop (GTK_STATUSBAR (ev_window->priv->statusbar),
2129                            ev_window->priv->view_message_cid);
2130
2131         message = ev_view_get_status (view);
2132         if (message) {
2133                 gtk_statusbar_push (GTK_STATUSBAR (ev_window->priv->statusbar),
2134                                     ev_window->priv->view_message_cid, message);
2135         }
2136 }
2137
2138 static void
2139 view_find_status_changed_cb (EvView     *view,
2140                              GParamSpec *pspec,
2141                              EvWindow   *ev_window)
2142 {
2143         const char *text;
2144
2145         text = ev_view_get_find_status (view);
2146         egg_find_bar_set_status_text (EGG_FIND_BAR (ev_window->priv->find_bar),
2147                                       text);
2148 }
2149
2150 static void
2151 find_bar_previous_cb (EggFindBar *find_bar,
2152                       EvWindow   *ev_window)
2153 {
2154         ev_view_find_previous (EV_VIEW (ev_window->priv->view));
2155 }
2156
2157 static void
2158 find_bar_next_cb (EggFindBar *find_bar,
2159                   EvWindow   *ev_window)
2160 {
2161         ev_view_find_next (EV_VIEW (ev_window->priv->view));
2162 }
2163
2164 static void
2165 find_bar_close_cb (EggFindBar *find_bar,
2166                    EvWindow   *ev_window)
2167 {
2168         update_chrome_flag (ev_window, EV_CHROME_FINDBAR, NULL, FALSE);
2169 }
2170
2171 static void
2172 find_bar_search_changed_cb (EggFindBar *find_bar,
2173                             GParamSpec *param,
2174                             EvWindow   *ev_window)
2175 {
2176         gboolean case_sensitive;
2177         gboolean visible;
2178         const char *search_string;
2179
2180         g_return_if_fail (EV_IS_WINDOW (ev_window));
2181
2182         /* Either the string or case sensitivity could have changed,
2183          * we connect this callback to both. We also connect it
2184          * to ::visible so when the find bar is hidden, we should
2185          * pretend the search string is NULL/""
2186          */
2187
2188         case_sensitive = egg_find_bar_get_case_sensitive (find_bar);
2189         visible = GTK_WIDGET_VISIBLE (find_bar);
2190         search_string = egg_find_bar_get_search_string (find_bar);
2191
2192 #if 0
2193         g_printerr ("search for '%s'\n", search_string ? search_string : "(nil)");
2194 #endif
2195
2196         if (ev_window->priv->document &&
2197             EV_IS_DOCUMENT_FIND (ev_window->priv->document)) {
2198                 if (visible && search_string && search_string[0]) {
2199                         ev_document_doc_mutex_lock ();
2200                         ev_document_find_begin (EV_DOCUMENT_FIND (ev_window->priv->document), 
2201                                                 ev_page_cache_get_current_page (ev_window->priv->page_cache),
2202                                                 search_string,
2203                                                 case_sensitive);
2204                         ev_document_doc_mutex_unlock ();
2205                 } else {
2206                         ev_document_doc_mutex_lock ();
2207                         ev_document_find_cancel (EV_DOCUMENT_FIND (ev_window->priv->document));
2208                         ev_document_doc_mutex_unlock ();
2209
2210                         egg_find_bar_set_status_text (EGG_FIND_BAR (ev_window->priv->find_bar),
2211                                                       NULL);
2212                         gtk_widget_queue_draw (GTK_WIDGET (ev_window->priv->view));
2213                 }
2214         }
2215 }
2216
2217 static void
2218 zoom_control_changed_cb (EphyZoomAction *action,
2219                          float           zoom,
2220                          EvWindow       *ev_window)
2221 {
2222         EvSizingMode mode;
2223         
2224         g_return_if_fail (EV_IS_WINDOW (ev_window));
2225
2226         if (zoom == EPHY_ZOOM_BEST_FIT) {
2227                 mode = EV_SIZING_BEST_FIT;
2228         } else if (zoom == EPHY_ZOOM_FIT_WIDTH) {
2229                 mode = EV_SIZING_FIT_WIDTH;
2230         } else {
2231                 mode = EV_SIZING_FREE;
2232                 ev_view_set_zoom (EV_VIEW (ev_window->priv->view), zoom, FALSE);
2233         }
2234         
2235         ev_view_set_sizing_mode (EV_VIEW (ev_window->priv->view), mode);
2236         update_action_sensitivity (ev_window);
2237 }
2238
2239 static void
2240 ev_window_dispose (GObject *object)
2241 {
2242         EvWindow *window = EV_WINDOW (object);
2243         EvWindowPrivate *priv = window->priv;
2244
2245         if (priv->toolbar_model) {
2246                 g_object_unref (priv->toolbar_model);
2247                 g_free (priv->toolbar_file);
2248                 priv->toolbar_model = NULL;
2249                 priv->toolbar_file = NULL;
2250         }
2251
2252         if (priv->ui_manager) {
2253                 g_object_unref (priv->ui_manager);
2254                 priv->ui_manager = NULL;
2255         }
2256
2257         if (priv->action_group) {
2258                 g_object_unref (priv->action_group);
2259                 priv->action_group = NULL;
2260         }
2261
2262         if (priv->page_cache) {
2263                 g_signal_handlers_disconnect_by_func (priv->page_cache, page_changed_cb, window);
2264                 priv->page_cache = NULL;
2265         }
2266
2267         if (priv->document) {
2268                 g_object_unref (priv->document);
2269                 priv->document = NULL;
2270         }
2271         
2272         if (priv->view) {
2273                 g_object_unref (priv->view);
2274                 priv->view = NULL;
2275         }
2276
2277         if (priv->page_view) {
2278                 g_object_unref (priv->page_view);
2279                 priv->page_view = NULL;
2280         }
2281
2282         if (priv->password_document) {
2283                 g_object_unref (priv->password_document);
2284                 priv->password_document = NULL;
2285         }
2286         
2287         if (priv->password_uri) {
2288                 g_free (priv->password_uri);
2289                 priv->password_uri = NULL;
2290         }
2291
2292         if (priv->find_bar) {
2293                 g_signal_handlers_disconnect_by_func
2294                         (window->priv->find_bar,
2295                          G_CALLBACK (find_bar_close_cb),
2296                          window);
2297                 priv->find_bar = NULL;
2298         }
2299
2300         destroy_fullscreen_popup (window);
2301
2302         G_OBJECT_CLASS (ev_window_parent_class)->dispose (object);
2303 }
2304
2305 static void
2306 ev_window_class_init (EvWindowClass *ev_window_class)
2307 {
2308         GObjectClass *g_object_class = G_OBJECT_CLASS (ev_window_class);
2309         GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (ev_window_class);
2310
2311         g_object_class->dispose = ev_window_dispose;
2312
2313         widget_class->window_state_event = ev_window_state_event;
2314         widget_class->focus_in_event = ev_window_focus_in_event;
2315         widget_class->focus_out_event = ev_window_focus_out_event;
2316
2317         g_type_class_add_private (g_object_class, sizeof (EvWindowPrivate));
2318 }
2319
2320 /* Normal items */
2321 static const GtkActionEntry entries[] = {
2322         { "File", NULL, N_("_File") },
2323         { "Edit", NULL, N_("_Edit") },
2324         { "View", NULL, N_("_View") },
2325         { "Go", NULL, N_("_Go") },
2326         { "Help", NULL, N_("_Help") },
2327
2328         /* File menu */
2329         { "FileOpen", GTK_STOCK_OPEN, NULL, "<control>O",
2330           N_("Open an existing document"),
2331           G_CALLBACK (ev_window_cmd_file_open) },
2332         { "FileSaveAs", GTK_STOCK_SAVE_AS, N_("_Save a Copy..."), NULL,
2333           N_("Save the current document with a new filename"),
2334           G_CALLBACK (ev_window_cmd_save_as) },
2335         { "FilePrint", GTK_STOCK_PRINT, N_("Print..."), "<control>P",
2336           N_("Print this document"),
2337           G_CALLBACK (ev_window_cmd_file_print) },
2338         { "FileCloseWindow", GTK_STOCK_CLOSE, NULL, "<control>W",
2339           N_("Close this window"),
2340           G_CALLBACK (ev_window_cmd_file_close_window) },
2341
2342         /* Edit menu */
2343         { "EditCopy", GTK_STOCK_COPY, NULL, "<control>C",
2344           N_("Copy text from the document"),
2345           G_CALLBACK (ev_window_cmd_edit_copy) },
2346         { "EditSelectAll", NULL, N_("Select _All"), "<control>A",
2347           N_("Select the entire page"),
2348           G_CALLBACK (ev_window_cmd_edit_select_all) },
2349         { "EditFind", GTK_STOCK_FIND, NULL, "<control>F",
2350           N_("Find a word or phrase in the document"),
2351           G_CALLBACK (ev_window_cmd_edit_find) },
2352         { "EditFindNext", NULL, N_("Find Ne_xt"), "<control>G",
2353           N_("Find next occurrence of the word or phrase"),
2354           G_CALLBACK (ev_window_cmd_edit_find_next) },
2355         { "EditToolbar", NULL, N_("T_oolbar"), NULL,
2356           N_("Customize the toolbar"),
2357           G_CALLBACK (ev_window_cmd_edit_toolbar) },
2358
2359         /* View menu */
2360         { "ViewZoomIn", GTK_STOCK_ZOOM_IN, NULL, "<control>plus",
2361           N_("Enlarge the document"),
2362           G_CALLBACK (ev_window_cmd_view_zoom_in) },
2363         { "ViewZoomOut", GTK_STOCK_ZOOM_OUT, NULL, "<control>minus",
2364           N_("Shrink the document"),
2365           G_CALLBACK (ev_window_cmd_view_zoom_out) },
2366         { "ViewReload", GTK_STOCK_REFRESH, N_("_Reload"), "<control>R",
2367           N_("Reload the document"),
2368           G_CALLBACK (ev_window_cmd_view_reload) },
2369
2370         /* Go menu */
2371         { "GoPreviousPage", GTK_STOCK_GO_BACK, N_("_Previous Page"), "<control>Page_Up",
2372           N_("Go to the previous page"),
2373           G_CALLBACK (ev_window_cmd_go_previous_page) },
2374         { "GoNextPage", GTK_STOCK_GO_FORWARD, N_("_Next Page"), "<control>Page_Down",
2375           N_("Go to the next page"),
2376           G_CALLBACK (ev_window_cmd_go_next_page) },
2377         { "GoFirstPage", GTK_STOCK_GOTO_FIRST, N_("_First Page"), "<control>Home",
2378           N_("Go to the first page"),
2379           G_CALLBACK (ev_window_cmd_go_first_page) },
2380         { "GoLastPage", GTK_STOCK_GOTO_LAST, N_("_Last Page"), "<control>End",
2381           N_("Go to the last page"),
2382           G_CALLBACK (ev_window_cmd_go_last_page) },
2383
2384         /* Help menu */
2385         { "HelpContents", GTK_STOCK_HELP, N_("_Contents"), "F1",
2386           N_("Display help for the viewer application"),
2387           G_CALLBACK (ev_window_cmd_help_contents) },
2388
2389         { "HelpAbout", GTK_STOCK_ABOUT, N_("_About"), NULL,
2390           N_("Display credits for the document viewer creators"),
2391           G_CALLBACK (ev_window_cmd_help_about) },
2392
2393         /* Toolbar-only */
2394         { "LeaveFullscreen", EV_STOCK_LEAVE_FULLSCREEN, N_("Leave Fullscreen"), NULL,
2395           N_("Leave fullscreen mode"),
2396           G_CALLBACK (ev_window_cmd_leave_fullscreen) },
2397
2398         /* Accellerators */
2399         { "Escape", NULL, "", "Escape", "",
2400           G_CALLBACK (ev_window_cmd_escape) },
2401         { "Slash", GTK_STOCK_FIND, NULL, "slash",
2402           N_("Find a word or phrase in the document"),
2403           G_CALLBACK (ev_window_cmd_edit_find) },
2404         { "PageDown", NULL, "", "Page_Down",
2405           N_("Scroll one page forward"),
2406           G_CALLBACK (ev_window_cmd_scroll_forward) },
2407         { "PageUp", NULL, "", "Page_Up",
2408           N_("Scroll one page backward"),
2409           G_CALLBACK (ev_window_cmd_scroll_backward) },
2410         { "Space", NULL, "", "space",
2411           N_("Scroll one page forward"),
2412           G_CALLBACK (ev_window_cmd_scroll_forward) },
2413         { "ShiftSpace", NULL, "", "<shift>space",
2414           N_("Scroll one page backward"),
2415           G_CALLBACK (ev_window_cmd_scroll_backward) },
2416         { "BackSpace", NULL, "", "BackSpace",
2417           N_("Scroll one page backward"),
2418           G_CALLBACK (ev_window_cmd_scroll_backward) },
2419         { "ShiftBackSpace", NULL, "", "<shift>BackSpace",
2420           N_("Scroll one page forward"),
2421           G_CALLBACK (ev_window_cmd_scroll_forward) },
2422         { "FocusPageSelector", NULL, "", "<control>l",
2423           N_("Focus the page selector"),
2424           G_CALLBACK (ev_window_cmd_focus_page_selector) }
2425 };
2426
2427 /* Toggle items */
2428 static const GtkToggleActionEntry toggle_entries[] = {
2429         /* View Menu */
2430         { "ViewToolbar", NULL, N_("_Toolbar"), "<shift><control>T",
2431           N_("Show or hide the toolbar"),
2432           G_CALLBACK (ev_window_view_toolbar_cb), TRUE },
2433         { "ViewStatusbar", NULL, N_("_Statusbar"), NULL,
2434           N_("Show or hide the statusbar"),
2435           G_CALLBACK (ev_window_view_statusbar_cb), TRUE },
2436         { "ViewSidebar", NULL, N_("Side _pane"), "F9",
2437           N_("Show or hide the side pane"),
2438           G_CALLBACK (ev_window_view_sidebar_cb), TRUE },
2439         { "ViewContinuous", NULL, N_("_Continuous"), NULL,
2440           N_("Show the entire document"),
2441           G_CALLBACK (ev_window_cmd_continuous), TRUE },
2442         { "ViewDual", NULL, N_("_Dual"), NULL,
2443           N_("Show two pages at once"),
2444           G_CALLBACK (ev_window_cmd_dual), FALSE },
2445         { "ViewFullscreen", NULL, N_("_Fullscreen"), "F11",
2446           N_("Expand the window to fill the screen"),
2447           G_CALLBACK (ev_window_cmd_view_fullscreen) },
2448         { "ViewPresentation", NULL, N_("_Presentation"), "F12",
2449           N_("Run document as a presentation"),
2450           G_CALLBACK (ev_window_cmd_view_presentation) },
2451         { "ViewBestFit", EV_STOCK_ZOOM_PAGE, N_("_Best Fit"), NULL,
2452           N_("Make the current document fill the window"),
2453           G_CALLBACK (ev_window_cmd_view_best_fit) },
2454         { "ViewPageWidth", EV_STOCK_ZOOM_WIDTH, N_("Fit Page _Width"), NULL,
2455           N_("Make the current document fill the window width"),
2456           G_CALLBACK (ev_window_cmd_view_page_width) },
2457 };
2458
2459 static void
2460 drag_data_received_cb (GtkWidget *widget, GdkDragContext *context,
2461                        gint x, gint y, GtkSelectionData *selection_data,
2462                        guint info, guint time, gpointer gdata)
2463 {
2464         GList    *uri_list = NULL;
2465
2466         uri_list = gnome_vfs_uri_list_parse ((gchar *) selection_data->data);
2467
2468         if (uri_list) {
2469                 ev_window_open_uri_list (EV_WINDOW (widget), uri_list);
2470                 
2471                 gnome_vfs_uri_list_free (uri_list);
2472
2473                 gtk_drag_finish (context, TRUE, FALSE, time);
2474         }
2475 }
2476
2477 static void
2478 activate_link_cb (EvPageAction *page_action, EvLink *link, EvWindow *window)
2479 {
2480         g_return_if_fail (EV_IS_WINDOW (window));
2481
2482         ev_page_cache_set_link (window->priv->page_cache, link);
2483         gtk_widget_grab_focus (window->priv->view);
2484 }
2485
2486 static gboolean
2487 activate_label_cb (EvPageAction *page_action, char *label, EvWindow *window)
2488 {
2489         g_return_val_if_fail (EV_IS_WINDOW (window), FALSE);
2490
2491         gtk_widget_grab_focus (window->priv->view);
2492
2493         return ev_page_cache_set_page_label (window->priv->page_cache, label);
2494 }
2495
2496 static void
2497 register_custom_actions (EvWindow *window, GtkActionGroup *group)
2498 {
2499         GtkAction *action;
2500
2501         action = g_object_new (EV_TYPE_PAGE_ACTION,
2502                                "name", PAGE_SELECTOR_ACTION,
2503                                "label", _("Page"),
2504                                "tooltip", _("Select Page"),
2505                                "visible_overflown", FALSE,
2506                                NULL);
2507         g_signal_connect (action, "activate_link",
2508                           G_CALLBACK (activate_link_cb), window);
2509         g_signal_connect (action, "activate_label",
2510                           G_CALLBACK (activate_label_cb), window);
2511         gtk_action_group_add_action (group, action);
2512         g_object_unref (action);
2513
2514         action = g_object_new (EPHY_TYPE_ZOOM_ACTION,
2515                                "name", ZOOM_CONTROL_ACTION,
2516                                "label", _("Zoom"),
2517                                "stock_id", GTK_STOCK_ZOOM_IN,
2518                                "tooltip", _("Adjust the zoom level"),
2519                                "zoom", 1.0,
2520                                NULL);
2521         g_signal_connect (action, "zoom_to_level",
2522                           G_CALLBACK (zoom_control_changed_cb), window);
2523         gtk_action_group_add_action (group, action);
2524         g_object_unref (action);
2525 }
2526
2527 static void
2528 set_action_properties (GtkActionGroup *action_group)
2529 {
2530         GtkAction *action;
2531
2532         action = gtk_action_group_get_action (action_group, "GoPreviousPage");
2533         /*translators: this is the label for toolbar button*/
2534         g_object_set (action, "short_label", _("Previous"), NULL);
2535         g_object_set (action, "is-important", TRUE, NULL);
2536
2537         action = gtk_action_group_get_action (action_group, "GoNextPage");
2538         g_object_set (action, "is-important", TRUE, NULL);
2539         /*translators: this is the label for toolbar button*/
2540         g_object_set (action, "short_label", _("Next"), NULL);
2541
2542         action = gtk_action_group_get_action (action_group, "ViewZoomIn");
2543         /*translators: this is the label for toolbar button*/
2544         g_object_set (action, "short_label", _("Zoom In"), NULL);
2545         action = gtk_action_group_get_action (action_group, "ViewZoomIn");
2546
2547         action = gtk_action_group_get_action (action_group, "ViewZoomOut");
2548         /*translators: this is the label for toolbar button*/
2549         g_object_set (action, "short_label", _("Zoom Out"), NULL);
2550         action = gtk_action_group_get_action (action_group, "ViewZoomIn");
2551
2552         action = gtk_action_group_get_action (action_group, "ViewBestFit");
2553         /*translators: this is the label for toolbar button*/
2554         g_object_set (action, "short_label", _("Best Fit"), NULL);
2555         action = gtk_action_group_get_action (action_group, "ViewZoomIn");
2556
2557         action = gtk_action_group_get_action (action_group, "ViewPageWidth");
2558         /*translators: this is the label for toolbar button*/
2559         g_object_set (action, "short_label", _("Fit Width"), NULL);
2560         action = gtk_action_group_get_action (action_group, "ViewZoomIn");
2561
2562         action = gtk_action_group_get_action (action_group, "LeaveFullscreen");
2563         g_object_set (action, "is-important", TRUE, NULL);
2564 }
2565
2566 static void
2567 set_chrome_actions (EvWindow *window)
2568 {
2569         EvWindowPrivate *priv = window->priv;
2570         GtkActionGroup *action_group = priv->action_group;
2571         GtkAction *action;
2572
2573         action= gtk_action_group_get_action (action_group, "ViewToolbar");
2574         g_signal_handlers_block_by_func
2575                 (action, G_CALLBACK (ev_window_view_toolbar_cb), window);
2576         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
2577                                       (priv->chrome & EV_CHROME_TOOLBAR) != 0);
2578         g_signal_handlers_unblock_by_func
2579                 (action, G_CALLBACK (ev_window_view_toolbar_cb), window);
2580
2581         action= gtk_action_group_get_action (action_group, "ViewSidebar");
2582         g_signal_handlers_block_by_func
2583                 (action, G_CALLBACK (ev_window_view_sidebar_cb), window);
2584         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
2585                                       (priv->chrome & EV_CHROME_SIDEBAR) != 0);
2586         g_signal_handlers_unblock_by_func
2587                 (action, G_CALLBACK (ev_window_view_sidebar_cb), window);
2588
2589         action= gtk_action_group_get_action (action_group, "ViewStatusbar");
2590         g_signal_handlers_block_by_func
2591                 (action, G_CALLBACK (ev_window_view_statusbar_cb), window);
2592         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
2593                                       (priv->chrome & EV_CHROME_STATUSBAR) != 0);
2594         g_signal_handlers_unblock_by_func
2595                 (action, G_CALLBACK (ev_window_view_statusbar_cb), window);
2596 }
2597
2598 static EvChrome
2599 load_chrome (void)
2600 {
2601         EvChrome chrome = EV_CHROME_NORMAL;
2602         GConfClient *client;
2603         GConfValue *value;
2604
2605         client = gconf_client_get_default ();
2606
2607         value = gconf_client_get (client, GCONF_CHROME_TOOLBAR, NULL);
2608         if (value != NULL) {
2609                 if (value->type == GCONF_VALUE_BOOL && !gconf_value_get_bool (value)) {
2610                         chrome &= ~EV_CHROME_TOOLBAR;
2611                 }
2612                 gconf_value_free (value);
2613         }
2614
2615         value = gconf_client_get (client, GCONF_CHROME_SIDEBAR, NULL);
2616         if (value != NULL) {
2617                 if (value->type == GCONF_VALUE_BOOL && !gconf_value_get_bool (value)) {
2618                         chrome &= ~EV_CHROME_SIDEBAR;
2619                 }
2620                 gconf_value_free (value);
2621         }
2622
2623         value = gconf_client_get (client, GCONF_CHROME_STATUSBAR, NULL);
2624         if (value != NULL) {
2625                 if (value->type == GCONF_VALUE_BOOL && !gconf_value_get_bool (value)) {
2626                         chrome &= ~EV_CHROME_STATUSBAR;
2627                 }
2628                 gconf_value_free (value);
2629         }
2630
2631         g_object_unref (client);
2632
2633         return chrome;
2634 }
2635
2636 static void
2637 sidebar_widget_model_set (EvSidebarLinks *ev_sidebar_links,
2638                           GParamSpec     *pspec,
2639                           EvWindow       *ev_window)
2640 {
2641         GtkTreeModel *model;
2642         GtkAction *action;
2643
2644         g_object_get (G_OBJECT (ev_sidebar_links),
2645                       "model", &model,
2646                       NULL);
2647
2648         action = gtk_action_group_get_action (ev_window->priv->action_group, PAGE_SELECTOR_ACTION);
2649         ev_page_action_set_model (EV_PAGE_ACTION (action), model);
2650 }
2651
2652
2653 static void
2654 set_view_actions_sensitivity (EvWindow *window, gboolean sensitive)
2655 {
2656         if (window->priv->action_group) {
2657                 set_action_sensitive (window, "PageDown", sensitive);
2658                 set_action_sensitive (window, "PageUp", sensitive);
2659                 set_action_sensitive (window, "Space", sensitive);
2660                 set_action_sensitive (window, "ShiftSpace", sensitive);
2661                 set_action_sensitive (window, "BackSpace", sensitive);
2662                 set_action_sensitive (window, "ShiftBackSpace", sensitive);
2663         }
2664 }
2665
2666 static void
2667 view_actions_focus_in_cb (GtkWidget *widget, GdkEventFocus *event, EvWindow *window)
2668 {
2669         set_view_actions_sensitivity (window, TRUE);
2670 }
2671
2672 static void
2673 view_actions_focus_out_cb (GtkWidget *widget, GdkEventFocus *event, EvWindow *window)
2674 {
2675         set_view_actions_sensitivity (window, FALSE);
2676 }
2677
2678 static void
2679 enable_view_actions_for_widget (EvWindow *window, GtkWidget *widget)
2680 {
2681         g_signal_connect_object (widget, "focus_in_event",
2682                                  G_CALLBACK (view_actions_focus_in_cb),
2683                                  window, 0);
2684         g_signal_connect_object (widget, "focus_out_event",
2685                                  G_CALLBACK (view_actions_focus_out_cb),
2686                                  window, 0);
2687 }
2688
2689 static void
2690 ev_window_init (EvWindow *ev_window)
2691 {
2692         GtkActionGroup *action_group;
2693         GtkAccelGroup *accel_group;
2694         GError *error = NULL;
2695         GtkWidget *sidebar_widget, *toolbar_dock, *tree_view;
2696         GConfValue *value;
2697         GConfClient *client;
2698         int sidebar_size;
2699
2700         ev_window->priv = EV_WINDOW_GET_PRIVATE (ev_window);
2701
2702         ev_window->priv->page_mode = PAGE_MODE_DOCUMENT;
2703         update_window_title (NULL, NULL, ev_window);
2704
2705         ev_window->priv->main_box = gtk_vbox_new (FALSE, 0);
2706         gtk_container_add (GTK_CONTAINER (ev_window), ev_window->priv->main_box);
2707         gtk_widget_show (ev_window->priv->main_box);
2708
2709         action_group = gtk_action_group_new ("MenuActions");
2710         ev_window->priv->action_group = action_group;
2711         gtk_action_group_set_translation_domain (action_group, NULL);
2712         gtk_action_group_add_actions (action_group, entries,
2713                                       G_N_ELEMENTS (entries), ev_window);
2714         gtk_action_group_add_toggle_actions (action_group, toggle_entries,
2715                                              G_N_ELEMENTS (toggle_entries),
2716                                              ev_window);
2717         set_action_properties (action_group);
2718         register_custom_actions (ev_window, action_group);
2719
2720         ev_window->priv->ui_manager = gtk_ui_manager_new ();
2721         gtk_ui_manager_insert_action_group (ev_window->priv->ui_manager,
2722                                             action_group, 0);
2723
2724         accel_group =
2725                 gtk_ui_manager_get_accel_group (ev_window->priv->ui_manager);
2726         gtk_window_add_accel_group (GTK_WINDOW (ev_window), accel_group);
2727
2728         set_view_actions_sensitivity (ev_window, FALSE);
2729
2730         g_signal_connect (ev_window->priv->ui_manager, "connect_proxy",
2731                           G_CALLBACK (connect_proxy_cb), ev_window);
2732         g_signal_connect (ev_window->priv->ui_manager, "disconnect_proxy",
2733                           G_CALLBACK (disconnect_proxy_cb), ev_window);
2734
2735         if (!gtk_ui_manager_add_ui_from_file (ev_window->priv->ui_manager,
2736                                               DATADIR"/evince-ui.xml",
2737                                               &error)) {
2738                 g_warning ("building menus failed: %s", error->message);
2739                 g_error_free (error);
2740         }
2741
2742         ev_window->priv->menubar =
2743                  gtk_ui_manager_get_widget (ev_window->priv->ui_manager,
2744                                             "/MainMenu");
2745         gtk_box_pack_start (GTK_BOX (ev_window->priv->main_box),
2746                             ev_window->priv->menubar,
2747                             FALSE, FALSE, 0);
2748
2749         /* Toolbar editor */
2750         ev_window->priv->toolbar_model = egg_toolbars_model_new ();
2751         
2752         ev_window->priv->toolbar_file = g_build_filename
2753                         (ev_dot_dir (), "evince_toolbar.xml", NULL);
2754
2755         if (!g_file_test (ev_window->priv->toolbar_file, G_FILE_TEST_EXISTS)) {
2756                 egg_toolbars_model_load (ev_window->priv->toolbar_model,
2757                                          DATADIR"/evince-toolbar.xml");
2758         } else {
2759                 egg_toolbars_model_load (ev_window->priv->toolbar_model,
2760                                          ev_window->priv->toolbar_file);
2761         }
2762
2763         egg_toolbars_model_set_flags (ev_window->priv->toolbar_model, 0,
2764                                       EGG_TB_MODEL_NOT_REMOVABLE); 
2765         
2766         /* This sucks, but there is no way to have a draw=no, expand=true separator
2767          * in a GtkUIManager-built toolbar. So, just add another toolbar.
2768          * See gtk+ bug 166489.
2769          */
2770         toolbar_dock = ev_window->priv->toolbar_dock = gtk_hbox_new (FALSE, 0);
2771         gtk_box_pack_start (GTK_BOX (ev_window->priv->main_box), toolbar_dock,
2772                             FALSE, FALSE, 0);
2773         gtk_widget_show (toolbar_dock);
2774
2775         ev_window->priv->toolbar = egg_editable_toolbar_new_with_model
2776                                 (ev_window->priv->ui_manager, ev_window->priv->toolbar_model);
2777         egg_editable_toolbar_show (EGG_EDITABLE_TOOLBAR (ev_window->priv->toolbar),
2778                                    "DefaultToolBar");
2779         gtk_box_pack_start (GTK_BOX (toolbar_dock), ev_window->priv->toolbar,
2780                             TRUE, TRUE, 0);
2781         gtk_widget_show (ev_window->priv->toolbar);
2782
2783         ev_window->priv->fullscreen_toolbar =
2784                 gtk_ui_manager_get_widget (ev_window->priv->ui_manager, "/LeaveFullscreenToolbar");
2785         gtk_toolbar_set_show_arrow (GTK_TOOLBAR (ev_window->priv->fullscreen_toolbar), TRUE);
2786         
2787
2788         /* Add the main area */
2789         ev_window->priv->hpaned = gtk_hpaned_new ();
2790         g_signal_connect (ev_window->priv->hpaned,
2791                           "notify::position",
2792                           G_CALLBACK (ev_window_sidebar_position_change_cb),
2793                           ev_window);
2794         
2795         sidebar_size = SIDEBAR_DEFAULT_SIZE;
2796         client = gconf_client_get_default ();
2797         value = gconf_client_get (client, GCONF_SIDEBAR_SIZE, NULL);
2798         if (value != NULL) {
2799                 if (value->type == GCONF_VALUE_INT) {
2800                         sidebar_size = gconf_value_get_int (value);
2801                 }
2802                 gconf_value_free (value);
2803         }
2804         g_object_unref (client);
2805         gtk_paned_set_position (GTK_PANED (ev_window->priv->hpaned), sidebar_size);
2806         gtk_box_pack_start (GTK_BOX (ev_window->priv->main_box), ev_window->priv->hpaned,
2807                             TRUE, TRUE, 0);
2808         gtk_widget_show (ev_window->priv->hpaned);
2809         
2810         ev_window->priv->sidebar = ev_sidebar_new ();
2811         gtk_paned_pack1 (GTK_PANED (ev_window->priv->hpaned),
2812                          ev_window->priv->sidebar, FALSE, FALSE);
2813         gtk_widget_show (ev_window->priv->sidebar);
2814
2815         /* Stub sidebar, for now */
2816         sidebar_widget = ev_sidebar_links_new ();
2817         g_signal_connect (sidebar_widget,
2818                           "notify::model",
2819                           G_CALLBACK (sidebar_widget_model_set),
2820                           ev_window);
2821         tree_view = ev_sidebar_links_get_treeview
2822                         (EV_SIDEBAR_LINKS (sidebar_widget));
2823         enable_view_actions_for_widget (ev_window, tree_view);
2824         gtk_widget_show (sidebar_widget);
2825         ev_sidebar_add_page (EV_SIDEBAR (ev_window->priv->sidebar),
2826                              sidebar_widget);
2827
2828         sidebar_widget = ev_sidebar_thumbnails_new ();
2829         tree_view = ev_sidebar_thumbnails_get_treeview
2830                         (EV_SIDEBAR_THUMBNAILS (sidebar_widget));
2831         enable_view_actions_for_widget (ev_window, tree_view);
2832         gtk_widget_show (sidebar_widget);
2833         ev_sidebar_add_page (EV_SIDEBAR (ev_window->priv->sidebar),
2834                              sidebar_widget);
2835
2836         ev_window->priv->scrolled_window =
2837                 GTK_WIDGET (g_object_new (GTK_TYPE_SCROLLED_WINDOW,
2838                                           "shadow-type", GTK_SHADOW_IN,
2839                                           NULL));
2840         gtk_widget_show (ev_window->priv->scrolled_window);
2841
2842         gtk_paned_add2 (GTK_PANED (ev_window->priv->hpaned),
2843                         ev_window->priv->scrolled_window);
2844
2845         ev_window->priv->view = ev_view_new ();
2846         ev_window->priv->password_view = ev_password_view_new ();
2847         g_signal_connect_swapped (ev_window->priv->password_view,
2848                                   "unlock",
2849                                   G_CALLBACK (ev_window_popup_password_dialog),
2850                                   ev_window);
2851         enable_view_actions_for_widget (ev_window, ev_window->priv->view);
2852         gtk_widget_show (ev_window->priv->view);
2853         gtk_widget_show (ev_window->priv->password_view);
2854
2855         /* We own a ref on these widgets, as we can swap them in and out */
2856         g_object_ref (ev_window->priv->view);
2857         //g_object_ref (ev_window->priv->page_view);
2858         g_object_ref (ev_window->priv->password_view);
2859
2860         gtk_container_add (GTK_CONTAINER (ev_window->priv->scrolled_window),
2861                            ev_window->priv->view);
2862
2863         g_signal_connect (ev_window->priv->view,
2864                           "notify::find-status",
2865                           G_CALLBACK (view_find_status_changed_cb),
2866                           ev_window);
2867         g_signal_connect (ev_window->priv->view,
2868                           "notify::status",
2869                           G_CALLBACK (view_status_changed_cb),
2870                           ev_window);
2871         g_signal_connect (ev_window->priv->view,
2872                           "notify::sizing-mode",
2873                           G_CALLBACK (ev_window_sizing_mode_changed_cb),
2874                           ev_window);
2875
2876         ev_window->priv->statusbar = gtk_statusbar_new ();
2877         gtk_box_pack_end (GTK_BOX (ev_window->priv->main_box),
2878                           ev_window->priv->statusbar,
2879                           FALSE, TRUE, 0);
2880         ev_window->priv->help_message_cid = gtk_statusbar_get_context_id
2881                 (GTK_STATUSBAR (ev_window->priv->statusbar), "help_message");
2882         ev_window->priv->view_message_cid = gtk_statusbar_get_context_id
2883                 (GTK_STATUSBAR (ev_window->priv->statusbar), "view_message");
2884
2885         ev_window->priv->find_bar = egg_find_bar_new ();
2886         gtk_box_pack_end (GTK_BOX (ev_window->priv->main_box),
2887                           ev_window->priv->find_bar,
2888                           FALSE, TRUE, 0);
2889
2890         ev_window_setup_recent (ev_window);
2891         ev_window->priv->chrome = load_chrome ();
2892         set_chrome_actions (ev_window);
2893         update_chrome_visibility (ev_window);
2894
2895         /* Connect sidebar signals */
2896         g_signal_connect (ev_window->priv->sidebar,
2897                           "notify::visible",
2898                           G_CALLBACK (ev_window_sidebar_visibility_changed_cb),
2899                           ev_window);
2900         
2901         /* Connect to find bar signals */
2902         g_signal_connect (ev_window->priv->find_bar,
2903                           "previous",
2904                           G_CALLBACK (find_bar_previous_cb),
2905                           ev_window);
2906         g_signal_connect (ev_window->priv->find_bar,
2907                           "next",
2908                           G_CALLBACK (find_bar_next_cb),
2909                           ev_window);
2910         g_signal_connect (ev_window->priv->find_bar,
2911                           "close",
2912                           G_CALLBACK (find_bar_close_cb),
2913                           ev_window);
2914         g_signal_connect (ev_window->priv->find_bar,
2915                           "notify::search-string",
2916                           G_CALLBACK (find_bar_search_changed_cb),
2917                           ev_window);
2918         g_signal_connect (ev_window->priv->find_bar,
2919                           "notify::case-sensitive",
2920                           G_CALLBACK (find_bar_search_changed_cb),
2921                           ev_window);
2922         g_signal_connect (ev_window->priv->find_bar,
2923                           "notify::visible",
2924                           G_CALLBACK (find_bar_search_changed_cb),
2925                           ev_window);
2926
2927         /* Give focus to the document view */
2928         gtk_widget_grab_focus (ev_window->priv->view);
2929
2930         /* Drag and Drop */
2931         gtk_drag_dest_unset (GTK_WIDGET (ev_window));
2932         gtk_drag_dest_set (GTK_WIDGET (ev_window), GTK_DEST_DEFAULT_ALL, ev_drop_types,
2933                            sizeof (ev_drop_types) / sizeof (ev_drop_types[0]),
2934                            GDK_ACTION_COPY);
2935         g_signal_connect (G_OBJECT (ev_window), "drag_data_received",
2936                           G_CALLBACK (drag_data_received_cb), NULL);
2937
2938         /* Set it to something random to force a change */
2939
2940         ev_window_sizing_mode_changed_cb (EV_VIEW (ev_window->priv->view), NULL, ev_window);
2941         update_action_sensitivity (ev_window);
2942 }