shell/ev-window.c

   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-page-view.h"
  38 #include "ev-password.h"
  39 #include "ev-password-view.h"
  40 #include "ev-print-job.h"
  41 #include "ev-document-thumbnails.h"
  42 #include "ev-document-links.h"
  43 #include "ev-document-find.h"
  44 #include "ev-document-security.h"
  45 #include "eggfindbar.h"
  46
  47 #include "pdf-document.h"
  48 #include "pixbuf-document.h"
  49 #include "ps-document.h"
  50
  51 #include <glib/gi18n.h>
  52 #include <gtk/gtk.h>
  53
  54 #include <libgnomevfs/gnome-vfs-mime-utils.h>
  55 #include <libgnomevfs/gnome-vfs-uri.h>
  56 #include <libgnomeprintui/gnome-print-dialog.h>
  57
  58 #include <gconf/gconf-client.h>
  59
  60 #include <string.h>
  61
  62 #include "ev-application.h"
  63 #include "ev-stock-icons.h"
  64
  65 typedef enum {
  66         EV_SIZING_BEST_FIT,
  67         EV_SIZING_FIT_WIDTH,
  68         EV_SIZING_FREE,
  69 } EvSizingMode;
  70
  71 typedef enum {
  72         PAGE_MODE_SINGLE_PAGE,
  73         PAGE_MODE_CONTINUOUS_PAGE,
  74         PAGE_MODE_PASSWORD,
  75 } EvWindowPageMode;
  76
  77 typedef enum {
  78         EV_CHROME_MENUBAR       = 1 << 0,
  79         EV_CHROME_TOOLBAR       = 1 << 1,
  80         EV_CHROME_SIDEBAR       = 1 << 2,
  81         EV_CHROME_FINDBAR       = 1 << 3,
  82         EV_CHROME_STATUSBAR     = 1 << 4,
  83         EV_CHROME_NORMAL        = EV_CHROME_MENUBAR | EV_CHROME_TOOLBAR | EV_CHROME_SIDEBAR | EV_CHROME_STATUSBAR
  84 } EvChrome;
  85
  86 struct _EvWindowPrivate {
  87         GtkWidget *main_box;
  88         GtkWidget *menubar;
  89         GtkWidget *toolbar_dock;
  90         GtkWidget *toolbar;
  91         GtkWidget *hpaned;
  92         GtkWidget *sidebar;
  93         GtkWidget *thumbs_sidebar;
  94         GtkWidget *find_bar;
  95         GtkWidget *scrolled_window;
  96         GtkWidget *view;
  97         GtkWidget *page_view;
  98         GtkWidget *password_view;
  99         GtkActionGroup *action_group;
 100         GtkUIManager *ui_manager;
 101         GtkWidget *statusbar;
 102         guint help_message_cid;
 103         guint view_message_cid;
 104         GtkWidget *fullscreen_toolbar;
 105         GtkWidget *fullscreen_popup;
 106         char *uri;
 107
 108         EvDocument *document;
 109
 110         EvWindowPageMode page_mode;
 111         /* These members are used temporarily when in PAGE_MODE_PASSWORD */
 112         EvDocument *password_document;
 113         GtkWidget *password_dialog;
 114         char *password_uri;
 115
 116         EvChrome chrome;
 117         gboolean fullscreen_mode;
 118         EvSizingMode sizing_mode;
 119         GSource *fullscreen_timeout_source;
 120 };
 121
 122 static GtkTargetEntry ev_drop_types[] = {
 123         { "text/uri-list", 0, 0 }
 124 };
 125
 126
 127 #define EV_WINDOW_GET_PRIVATE(object) \
 128         (G_TYPE_INSTANCE_GET_PRIVATE ((object), EV_TYPE_WINDOW, EvWindowPrivate))
 129
 130 #define PAGE_SELECTOR_ACTION    "PageSelector"
 131
 132 #define GCONF_CHROME_TOOLBAR    "/apps/evince/show_toolbar"
 133 #define GCONF_CHROME_SIDEBAR    "/apps/evince/show_sidebar"
 134 #define GCONF_CHROME_STATUSBAR  "/apps/evince/show_statusbar"
 135
 136 static void     ev_window_update_fullscreen_popup (EvWindow         *window);
 137 static void     ev_window_sidebar_visibility_changed_cb (EvSidebar *ev_sidebar, GParamSpec *pspec,
 138                                                          EvWindow   *ev_window);
 139 static void     ev_window_set_page_mode           (EvWindow         *window,
 140                                                    EvWindowPageMode  page_mode);
 141 static gboolean start_loading_document            (EvWindow         *ev_window,
 142                                                    EvDocument       *document,
 143                                                    const char       *uri);
 144 static void     ev_window_set_sizing_mode         (EvWindow         *ev_window,
 145                                                    EvSizingMode      sizing_mode);
 146
 147 G_DEFINE_TYPE (EvWindow, ev_window, GTK_TYPE_WINDOW)
 148
 149 static void
 150 set_action_sensitive (EvWindow   *ev_window,
 151                       const char *name,
 152                       gboolean    sensitive)
 153 {
 154         GtkAction *action = gtk_action_group_get_action (ev_window->priv->action_group,
 155                                                          name);
 156         gtk_action_set_sensitive (action, sensitive);
 157 }
 158
 159 static void
 160 update_action_sensitivity (EvWindow *ev_window)
 161 {
 162         EvDocument *document;
 163         EvWindowPageMode page_mode;
 164         EvView *view;
 165
 166         document = ev_window->priv->document;
 167         page_mode = ev_window->priv->page_mode;
 168
 169         view = EV_VIEW (ev_window->priv->view);
 170
 171         /* File menu */
 172         /* "FileOpen": always sensitive */
 173         set_action_sensitive (ev_window, "FileSaveAs", document!=NULL);
 174         set_action_sensitive (ev_window, "FilePrint", document!=NULL);
 175         /* "FileCloseWindow": always sensitive */
 176
 177         /* Edit menu */
 178         set_action_sensitive (ev_window, "EditCopy", document!=NULL);
 179         set_action_sensitive (ev_window, "EditSelectAll", document!=NULL);
 180
 181         if (document)
 182                 set_action_sensitive (ev_window, "EditFind", EV_IS_DOCUMENT_FIND (document));
 183         else
 184                 set_action_sensitive (ev_window, "EditFind", FALSE);
 185
 186         /* View menu */
 187         set_action_sensitive (ev_window, "ViewZoomIn", document!=NULL);
 188         set_action_sensitive (ev_window, "ViewZoomOut", document!=NULL);
 189         set_action_sensitive (ev_window, "ViewNormalSize", document!=NULL);
 190         set_action_sensitive (ev_window, "ViewBestFit", document!=NULL);
 191         set_action_sensitive (ev_window, "ViewPageWidth", document!=NULL);
 192         set_action_sensitive (ev_window, "ViewReload", document!=NULL);
 193
 194         /* Go menu */
 195         if (document) {
 196                 int n_pages;
 197                 int page;
 198
 199                 page = ev_view_get_page (EV_VIEW (ev_window->priv->view));
 200                 n_pages = ev_document_get_n_pages (document);
 201
 202                 set_action_sensitive (ev_window, "GoPreviousPage", page > 1);
 203                 set_action_sensitive (ev_window, "GoNextPage", page < n_pages);
 204                 set_action_sensitive (ev_window, "GoFirstPage", page > 1);
 205                 set_action_sensitive (ev_window, "GoLastPage", page < n_pages);
 206         } else {
 207                 set_action_sensitive (ev_window, "GoFirstPage", FALSE);
 208                 set_action_sensitive (ev_window, "GoPreviousPage", FALSE);
 209                 set_action_sensitive (ev_window, "GoNextPage", FALSE);
 210                 set_action_sensitive (ev_window, "GoLastPage", FALSE);
 211         }
 212
 213         /* Page View radio group */
 214         if (document) {
 215                 set_action_sensitive (ev_window, "SinglePage", page_mode != PAGE_MODE_PASSWORD);
 216                 set_action_sensitive (ev_window, "ContinuousPage", page_mode != PAGE_MODE_PASSWORD);
 217         } else {
 218                 set_action_sensitive (ev_window, "SinglePage", FALSE);
 219                 set_action_sensitive (ev_window, "ContinuousPage", FALSE);
 220         }
 221         /* Help menu */
 222         /* "HelpContents": always sensitive */
 223         /* "HelpAbout": always sensitive */
 224
 225         /* Toolbar-specific actions: */
 226         set_action_sensitive (ev_window, PAGE_SELECTOR_ACTION, document!=NULL);
 227 }
 228
 229 static void
 230 set_widget_visibility (GtkWidget *widget, gboolean visible)
 231 {
 232         if (visible)
 233                 gtk_widget_show (widget);
 234         else
 235                 gtk_widget_hide (widget);
 236 }
 237
 238 static void
 239 update_chrome_visibility (EvWindow *window)
 240 {
 241         EvWindowPrivate *priv = window->priv;
 242         gboolean menubar, toolbar, sidebar, findbar, statusbar, fullscreen_toolbar;
 243
 244         menubar = (priv->chrome & EV_CHROME_MENUBAR) != 0 && !priv->fullscreen_mode;
 245         toolbar = (priv->chrome & EV_CHROME_TOOLBAR) != 0 && !priv->fullscreen_mode;
 246         sidebar = (priv->chrome & EV_CHROME_SIDEBAR) != 0 && !priv->fullscreen_mode;
 247         fullscreen_toolbar = (priv->chrome & EV_CHROME_TOOLBAR) != 0;
 248         statusbar = (priv->chrome & EV_CHROME_STATUSBAR) != 0 && !priv->fullscreen_mode;
 249         findbar = (priv->chrome & EV_CHROME_FINDBAR) != 0;
 250
 251         set_widget_visibility (priv->menubar, menubar);
 252         set_widget_visibility (priv->toolbar_dock, toolbar);
 253         set_widget_visibility (priv->sidebar, sidebar);
 254         set_widget_visibility (priv->find_bar, findbar);
 255         set_widget_visibility (priv->statusbar, statusbar);
 256         set_widget_visibility (priv->fullscreen_toolbar, fullscreen_toolbar);
 257
 258         if (priv->fullscreen_popup != NULL) {
 259                 set_widget_visibility (priv->fullscreen_popup, priv->fullscreen_mode);
 260         }
 261 }
 262
 263 static void
 264 update_chrome_flag (EvWindow *window, EvChrome flag, const char *pref, gboolean active)
 265 {
 266         EvWindowPrivate *priv = window->priv;
 267         GConfClient *client;
 268
 269         if (active) {
 270                 priv->chrome |= flag;
 271         }
 272         else {
 273                 priv->chrome &= ~flag;
 274         }
 275
 276         if (pref != NULL) {
 277                 client = gconf_client_get_default ();
 278                 gconf_client_set_bool (client, pref, active, NULL);
 279                 g_object_unref (client);
 280         }
 281
 282         update_chrome_visibility (window);
 283 }
 284
 285 static void
 286 ev_window_cmd_view_best_fit (GtkAction *action, EvWindow *ev_window)
 287 {
 288         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action))) {
 289                 ev_window_set_sizing_mode (ev_window, EV_SIZING_BEST_FIT);
 290         } else {
 291                 ev_window_set_sizing_mode (ev_window, EV_SIZING_FREE);
 292         }
 293 }
 294
 295 static void
 296 ev_window_cmd_view_page_width (GtkAction *action, EvWindow *ev_window)
 297 {
 298         if (gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action))) {
 299                 ev_window_set_sizing_mode (ev_window, EV_SIZING_FIT_WIDTH);
 300         } else {
 301                 ev_window_set_sizing_mode (ev_window, EV_SIZING_FREE);
 302         }
 303 }
 304
 305 static void
 306 update_sizing_buttons (EvWindow *window)
 307 {
 308         GtkActionGroup *action_group = window->priv->action_group;
 309         GtkAction *action;
 310         gboolean best_fit, page_width;
 311
 312         switch (window->priv->sizing_mode) {
 313         case EV_SIZING_BEST_FIT:
 314                 best_fit = TRUE;
 315                 page_width = FALSE;
 316                 break;
 317         case EV_SIZING_FIT_WIDTH:
 318                 best_fit = FALSE;
 319                 page_width = TRUE;
 320                 break;
 321
 322         default:
 323                 best_fit = page_width = FALSE;
 324                 break;
 325         }
 326
 327         action = gtk_action_group_get_action (action_group, "ViewBestFit");
 328         g_signal_handlers_block_by_func
 329                 (action, G_CALLBACK (ev_window_cmd_view_best_fit), window);
 330         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), best_fit);
 331         g_signal_handlers_unblock_by_func
 332                 (action, G_CALLBACK (ev_window_cmd_view_best_fit), window);
 333
 334         action = gtk_action_group_get_action (action_group, "ViewPageWidth");
 335         g_signal_handlers_block_by_func
 336                 (action, G_CALLBACK (ev_window_cmd_view_page_width), window);
 337         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), page_width);
 338         g_signal_handlers_unblock_by_func
 339                 (action, G_CALLBACK (ev_window_cmd_view_page_width), window);
 340 }
 341
 342 void
 343 ev_window_open_page (EvWindow *ev_window, int page)
 344 {
 345         ev_view_set_page (EV_VIEW (ev_window->priv->view), page);
 346 }
 347
 348 void
 349 ev_window_open_link (EvWindow *ev_window, EvLink *link)
 350 {
 351         ev_view_go_to_link (EV_VIEW (ev_window->priv->view), link);
 352 }
 353
 354 gboolean
 355 ev_window_is_empty (const EvWindow *ev_window)
 356 {
 357         g_return_val_if_fail (EV_IS_WINDOW (ev_window), FALSE);
 358
 359         return ev_window->priv->document == NULL;
 360 }
 361
 362 static void
 363 unable_to_load (EvWindow   *ev_window,
 364                 const char *error_message)
 365 {
 366         GtkWidget *dialog;
 367
 368         dialog = gtk_message_dialog_new (GTK_WINDOW (ev_window),
 369                                          GTK_DIALOG_DESTROY_WITH_PARENT,
 370                                          GTK_MESSAGE_ERROR,
 371                                          GTK_BUTTONS_CLOSE,
 372                                          _("Unable to open document"));
 373         gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
 374                                                   "%s", error_message);
 375         gtk_dialog_run (GTK_DIALOG (dialog));
 376         gtk_widget_destroy (dialog);
 377 }
 378
 379 /* Would be nice to have this in gdk-pixbuf */
 380 static gboolean
 381 mime_type_supported_by_gdk_pixbuf (const gchar *mime_type)
 382 {
 383         GSList *formats, *list;
 384         gboolean retval = FALSE;
 385
 386         formats = gdk_pixbuf_get_formats ();
 387
 388         list = formats;
 389         while (list) {
 390                 GdkPixbufFormat *format = list->data;
 391                 int i;
 392                 gchar **mime_types;
 393
 394                 if (gdk_pixbuf_format_is_disabled (format))
 395                         continue;
 396
 397                 mime_types = gdk_pixbuf_format_get_mime_types (format);
 398
 399                 for (i = 0; mime_types[i] != NULL; i++) {
 400                         if (strcmp (mime_types[i], mime_type) == 0) {
 401                                 retval = TRUE;
 402                                 break;
 403                         }
 404                 }
 405
 406                 if (retval)
 407                         break;
 408
 409                 list = list->next;
 410         }
 411
 412         g_slist_free (formats);
 413
 414         return retval;
 415 }
 416
 417 static void
 418 update_window_title (EvDocument *document, GParamSpec *pspec, EvWindow *ev_window)
 419 {
 420         char *title = NULL;
 421         char *doc_title = NULL;
 422         gboolean password_needed;
 423
 424         password_needed = (ev_window->priv->password_document != NULL);
 425
 426         if (document) {
 427                 doc_title = ev_document_get_title (document);
 428
 429                 /* Make sure we get a valid title back */
 430                 if (doc_title) {
 431                         if (doc_title[0] == '\000' ||
 432                             !g_utf8_validate (doc_title, -1, NULL)) {
 433                                 g_free (doc_title);
 434                                 doc_title = NULL;
 435                         }
 436                 }
 437         }
 438
 439         if (doc_title) {
 440                 char *p;
 441
 442                 for (p = doc_title; *p; ++p) {
 443                         /* an '\n' byte is always ASCII, no need for UTF-8 special casing */
 444                         if (*p == '\n')
 445                                 *p = ' ';
 446                 }
 447         }
 448
 449         if (doc_title == NULL && ev_window->priv->uri) {
 450                 doc_title = g_path_get_basename (ev_window->priv->uri);
 451         }
 452
 453         if (password_needed) {
 454                 if (doc_title == NULL) {
 455                         title = g_strdup (_("Document Viewer - Password Required"));
 456                 } else {
 457                         title = g_strdup_printf (_("%s - Password Required"), doc_title);
 458                 }
 459         } else {
 460                 if (doc_title == NULL) {
 461                         title = g_strdup (_("Document Viewer"));
 462                 } else {
 463                         title = g_strdup (doc_title);
 464                 }
 465         }
 466
 467         gtk_window_set_title (GTK_WINDOW (ev_window), title);
 468
 469         g_free (doc_title);
 470         g_free (title);
 471 }
 472
 473 static void
 474 update_total_pages (EvWindow *ev_window)
 475 {
 476         GtkAction *action;
 477         int pages;
 478
 479         pages = ev_document_get_n_pages (ev_window->priv->document);
 480         action = gtk_action_group_get_action
 481                 (ev_window->priv->action_group, PAGE_SELECTOR_ACTION);
 482         ev_page_action_set_total_pages (EV_PAGE_ACTION (action), pages);
 483 }
 484
 485 /* This function assumes that ev_window just had ev_window->document set.
 486  */
 487 static gboolean
 488 document_supports_sidebar (EvDocument *document)
 489 {
 490         return (EV_IS_DOCUMENT_THUMBNAILS (document) && EV_IS_DOCUMENT_LINKS (document));
 491 }
 492
 493 static void
 494 hide_sidebar_and_actions (EvWindow *ev_window)
 495 {
 496         GtkAction *action;
 497         /* Alsthough we update the hiddenness of the sidebar, we don't want to
 498          * store the value */
 499         g_signal_handlers_disconnect_by_func (ev_window->priv->sidebar,
 500                                               ev_window_sidebar_visibility_changed_cb,
 501                                               ev_window);
 502         gtk_widget_hide (ev_window->priv->sidebar);
 503         action = gtk_action_group_get_action (ev_window->priv->action_group, "ViewSidebar");
 504         gtk_action_set_sensitive (action, FALSE);
 505
 506 }
 507
 508 static void
 509 ev_window_setup_document (EvWindow *ev_window)
 510 {
 511         EvDocument *document;
 512         EvView *view = EV_VIEW (ev_window->priv->view);
 513         EvSidebar *sidebar = EV_SIDEBAR (ev_window->priv->sidebar);
 514
 515         document = ev_window->priv->document;
 516
 517         g_signal_connect_object (G_OBJECT (document),
 518                                  "notify::title",
 519                                  G_CALLBACK (update_window_title),
 520                                  ev_window, 0);
 521
 522         ev_window_set_page_mode (ev_window, PAGE_MODE_SINGLE_PAGE);
 523
 524         if (document_supports_sidebar (document))
 525                 ev_sidebar_set_document (sidebar, document);
 526         else
 527                 hide_sidebar_and_actions (ev_window);
 528         ev_view_set_document (view, document);
 529
 530         update_window_title (document, NULL, ev_window);
 531         update_total_pages (ev_window);
 532         update_action_sensitivity (ev_window);
 533 }
 534
 535 static void
 536 password_dialog_response (GtkWidget *password_dialog,
 537                           gint       response_id,
 538                           EvWindow  *ev_window)
 539 {
 540         char *password;
 541
 542         if (response_id == GTK_RESPONSE_OK) {
 543                 EvDocument *document;
 544                 gchar *uri;
 545
 546                 password = ev_password_dialog_get_password (password_dialog);
 547                 if (password)
 548                         ev_document_security_set_password (EV_DOCUMENT_SECURITY (ev_window->priv->password_document),
 549                                                            password);
 550                 g_free (password);
 551
 552                 document = ev_window->priv->password_document;
 553                 uri = ev_window->priv->password_uri;
 554
 555                 ev_window->priv->password_document = NULL;
 556                 ev_window->priv->password_uri = NULL;
 557
 558                 if (start_loading_document (ev_window, document, uri)) {
 559                         gtk_widget_destroy (password_dialog);
 560                 }
 561
 562                 g_object_unref (document);
 563                 g_free (uri);
 564
 565                 return;
 566         }
 567
 568         gtk_widget_set_sensitive (ev_window->priv->password_view, TRUE);
 569         gtk_widget_destroy (password_dialog);
 570 }
 571
 572 /* Called either by start_loading_document or by the "unlock" callback on the
 573  * password_view page.  It assumes that ev_window->priv->password_* has been set
 574  * correctly.  These are cleared by password_dialog_response() */
 575
 576 static void
 577 ev_window_popup_password_dialog (EvWindow *ev_window)
 578 {
 579         g_assert (ev_window->priv->password_document);
 580         g_assert (ev_window->priv->password_uri);
 581
 582         gtk_widget_set_sensitive (ev_window->priv->password_view, FALSE);
 583
 584         update_window_title (ev_window->priv->password_document, NULL, ev_window);
 585         if (ev_window->priv->password_dialog == NULL) {
 586                 gchar *file_name;
 587
 588                 file_name = g_path_get_basename (ev_window->priv->password_uri);
 589                 ev_window->priv->password_dialog =
 590                         ev_password_dialog_new (GTK_WIDGET (ev_window), file_name);
 591                 g_object_add_weak_pointer (G_OBJECT (ev_window->priv->password_dialog),
 592                                            (gpointer *) &(ev_window->priv->password_dialog));
 593                 g_signal_connect (ev_window->priv->password_dialog,
 594                                   "response",
 595                                   G_CALLBACK (password_dialog_response),
 596                                   ev_window);
 597                 g_free (file_name);
 598                 gtk_widget_show (ev_window->priv->password_dialog);
 599         } else {
 600                 ev_password_dialog_set_bad_pass (ev_window->priv->password_dialog);
 601         }
 602 }
 603
 604 /* This wil try to load the document.  It might be called multiple times on the
 605  * same document by the password dialog.
 606  *
 607  * Since the flow of the error dialog is very confusing, we assume that both
 608  * document and uri will go away after this function is called, and thus we need
 609  * to ref/dup them.  Additionally, it needs to clear
 610  * ev_window->priv->password_{uri,document}, and thus people who call this
 611  * function should _not_ necessarily expect those to exist after being
 612  * called. */
 613 static gboolean
 614 start_loading_document (EvWindow   *ev_window,
 615                         EvDocument *document,
 616                         const char *uri)
 617 {
 618         gboolean result;
 619         GError *error = NULL;
 620
 621         g_assert (document);
 622         g_assert (document != ev_window->priv->document);
 623         g_assert (uri);
 624         if (ev_window->priv->password_document) {
 625                 g_object_unref (ev_window->priv->password_document);
 626                 ev_window->priv->password_document = NULL;
 627         }
 628         if (ev_window->priv->password_uri) {
 629                 g_free (ev_window->priv->password_uri);
 630                 ev_window->priv->password_uri = NULL;
 631         }
 632
 633         result = ev_document_load (document, uri, &error);
 634
 635         /* Success! */
 636         if (result) {
 637                 if (ev_window->priv->document)
 638                         g_object_unref (ev_window->priv->document);
 639                 ev_window->priv->document = g_object_ref (document);
 640                 ev_window_setup_document (ev_window);
 641
 642                 return TRUE;
 643         }
 644
 645         /* unable to load the document */
 646         g_assert (error != NULL);
 647
 648         if (error->domain == EV_DOCUMENT_ERROR &&
 649             error->code == EV_DOCUMENT_ERROR_ENCRYPTED) {
 650                 char *file_name;
 651
 652                 ev_window->priv->password_document = g_object_ref (document);
 653                 ev_window->priv->password_uri = g_strdup (uri);
 654
 655                 file_name = g_path_get_basename (uri);
 656                 ev_password_view_set_file_name (EV_PASSWORD_VIEW (ev_window->priv->password_view),
 657                                                 file_name);
 658                 g_free (file_name);
 659                 ev_window_set_page_mode (ev_window, PAGE_MODE_PASSWORD);
 660
 661                 ev_window_popup_password_dialog (ev_window);
 662         } else {
 663                 unable_to_load (ev_window, error->message);
 664         }
 665         g_error_free (error);
 666
 667         return FALSE;
 668 }
 669
 670 static gboolean
 671 is_file_supported (const gchar *mime_type)
 672 {
 673         static char *supported_types [] = {
 674                 "application/pdf",
 675                 "application/postscript",
 676                 "application/x-gzpostscript",
 677                 "image/x-eps",
 678                 NULL
 679         };
 680         gint   i;
 681
 682         g_return_val_if_fail (mime_type != NULL, FALSE);
 683
 684         if (mime_type_supported_by_gdk_pixbuf (mime_type))
 685                 return TRUE;
 686
 687         for (i = 0; supported_types[i] != NULL; i++) {
 688                 if (g_ascii_strcasecmp (mime_type, supported_types[i]) == 0)
 689                         return TRUE;
 690         }
 691
 692         return FALSE;
 693 }
 694
 695 void
 696 ev_window_open (EvWindow *ev_window, const char *uri)
 697 {
 698         EvDocument *document = NULL;
 699         char *mime_type;
 700
 701         g_free (ev_window->priv->uri);
 702         ev_window->priv->uri = g_strdup (uri);
 703
 704         mime_type = gnome_vfs_get_mime_type (uri);
 705
 706         if (mime_type == NULL)
 707                 document = NULL;
 708         else if (!strcmp (mime_type, "application/pdf"))
 709                 document = g_object_new (PDF_TYPE_DOCUMENT, NULL);
 710         else if (!strcmp (mime_type, "application/postscript") ||
 711                  !strcmp (mime_type, "application/x-gzpostscript") ||
 712                  !strcmp (mime_type, "image/x-eps"))
 713                 document = g_object_new (PS_TYPE_DOCUMENT, NULL);
 714         else if (mime_type_supported_by_gdk_pixbuf (mime_type))
 715                 document = g_object_new (PIXBUF_TYPE_DOCUMENT, NULL);
 716
 717         if (document) {
 718                 start_loading_document (ev_window, document, uri);
 719                 /* See the comment on start_loading_document on ref counting.
 720                  * As the password dialog flow is confusing, we're very explicit
 721                  * on ref counting. */
 722                 g_object_unref (document);
 723         } else {
 724                 char *error_message;
 725
 726                 error_message = g_strdup_printf (_("Unhandled MIME type: '%s'"),
 727                                                  mime_type?mime_type:"<Unknown MIME Type>");
 728                 unable_to_load (ev_window, error_message);
 729                 g_free (error_message);
 730         }
 731
 732         g_free (mime_type);
 733 }
 734
 735 static void
 736 ev_window_open_uri_list (EvWindow *ev_window, GList *uri_list)
 737 {
 738         GList *list;
 739         gchar *uri, *mime_type;
 740
 741         g_return_if_fail (uri_list != NULL);
 742
 743         list = uri_list;
 744         while (list) {
 745                 uri = gnome_vfs_uri_to_string (list->data, GNOME_VFS_URI_HIDE_NONE);
 746                 mime_type = gnome_vfs_get_mime_type (uri);
 747
 748                 if (is_file_supported (mime_type)) {
 749                         if (ev_window_is_empty (EV_WINDOW (ev_window))) {
 750                                 ev_window_open (ev_window, uri);
 751
 752                                 gtk_widget_show (GTK_WIDGET (ev_window));
 753                         } else {
 754                                 EvWindow *new_window;
 755
 756                                 new_window = ev_application_new_window (EV_APP);
 757                                 ev_window_open (new_window, uri);
 758
 759                                 gtk_widget_show (GTK_WIDGET (new_window));
 760                         }
 761                 }
 762
 763                 g_free (mime_type);
 764                 g_free (uri);
 765
 766                 list = g_list_next (list);
 767         }
 768 }
 769
 770 static void
 771 ev_window_cmd_file_open (GtkAction *action, EvWindow *ev_window)
 772 {
 773         ev_application_open (EV_APP, NULL);
 774 }
 775
 776 /* FIXME
 777 static gboolean
 778 overwrite_existing_file (GtkWindow *window, const gchar *file_name)
 779 {
 780         GtkWidget *msgbox;
 781         gchar *utf8_file_name;
 782         AtkObject *obj;
 783         gint ret;
 784
 785         utf8_file_name = g_filename_to_utf8 (file_name, -1, NULL, NULL, NULL);
 786         msgbox = gtk_message_dialog_new (
 787                 window,
 788                 (GtkDialogFlags)GTK_DIALOG_DESTROY_WITH_PARENT,
 789                 GTK_MESSAGE_QUESTION,
 790                 GTK_BUTTONS_NONE,
 791                 _("A file named \"%s\" already exists."),
 792                 utf8_file_name);
 793         g_free (utf8_file_name);
 794
 795         gtk_message_dialog_format_secondary_text (
 796                 GTK_MESSAGE_DIALOG (msgbox),
 797                 _("Do you want to replace it with the one you are saving?"));
 798
 799         gtk_dialog_add_button (GTK_DIALOG (msgbox),
 800                                GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
 801
 802         gtk_dialog_add_button (GTK_DIALOG (msgbox),
 803                                _("_Replace"), GTK_RESPONSE_YES);
 804
 805         gtk_dialog_set_default_response (GTK_DIALOG (msgbox),
 806                                          GTK_RESPONSE_CANCEL);
 807
 808         obj = gtk_widget_get_accessible (msgbox);
 809
 810         if (GTK_IS_ACCESSIBLE (obj))
 811                 atk_object_set_name (obj, _("Question"));
 812
 813         ret = gtk_dialog_run (GTK_DIALOG (msgbox));
 814         gtk_widget_destroy (msgbox);
 815
 816         return (ret == GTK_RESPONSE_YES);
 817 }
 818 */
 819
 820 static void
 821 save_error_dialog (GtkWindow *window, const gchar *file_name)
 822 {
 823         GtkWidget *error_dialog;
 824
 825         error_dialog = gtk_message_dialog_new (
 826                 window,
 827                 (GtkDialogFlags)GTK_DIALOG_DESTROY_WITH_PARENT,
 828                 GTK_MESSAGE_ERROR,
 829                 GTK_BUTTONS_CLOSE,
 830                 _("The file could not be saved as \"%s\"."),
 831                 file_name);
 832
 833         /* Easy way to make the text bold while keeping the string
 834          * above free from pango markup (FIXME ?) */
 835         gtk_message_dialog_format_secondary_text (
 836                 GTK_MESSAGE_DIALOG (error_dialog), " ");
 837
 838         gtk_dialog_run (GTK_DIALOG (error_dialog));
 839         gtk_widget_destroy (error_dialog);
 840 }
 841
 842 static void
 843 ev_window_cmd_save_as (GtkAction *action, EvWindow *ev_window)
 844 {
 845         GtkWidget *fc;
 846         GtkFileFilter *pdf_filter, *all_filter;
 847         gchar *uri = NULL;
 848
 849         fc = gtk_file_chooser_dialog_new (
 850                 _("Save a Copy"),
 851                 NULL, GTK_FILE_CHOOSER_ACTION_SAVE,
 852                 GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
 853                 GTK_STOCK_SAVE, GTK_RESPONSE_OK,
 854                 NULL);
 855         gtk_window_set_modal (GTK_WINDOW (fc), TRUE);
 856
 857         pdf_filter = gtk_file_filter_new ();
 858         gtk_file_filter_set_name (pdf_filter, _("PDF Documents"));
 859         gtk_file_filter_add_mime_type (pdf_filter, "application/pdf");
 860         gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (fc), pdf_filter);
 861
 862         all_filter = gtk_file_filter_new ();
 863         gtk_file_filter_set_name (all_filter, _("All Files"));
 864         gtk_file_filter_add_pattern (all_filter, "*");
 865         gtk_file_chooser_add_filter (GTK_FILE_CHOOSER (fc), all_filter);
 866         gtk_file_chooser_set_filter (GTK_FILE_CHOOSER (fc), pdf_filter);
 867
 868         gtk_dialog_set_default_response (GTK_DIALOG (fc), GTK_RESPONSE_OK);
 869
 870         gtk_widget_show (fc);
 871
 872         while (gtk_dialog_run (GTK_DIALOG (fc)) == GTK_RESPONSE_OK) {
 873                 uri = gtk_file_chooser_get_uri (GTK_FILE_CHOOSER (fc));
 874
 875 /* FIXME
 876                 if (g_file_test (uri, G_FILE_TEST_EXISTS) &&
 877                     !overwrite_existing_file (GTK_WINDOW (fc), uri))
 878                                 continue;
 879 */
 880
 881                 if (ev_document_save (ev_window->priv->document, uri, NULL))
 882                         break;
 883                 else
 884                         save_error_dialog (GTK_WINDOW (fc), uri);
 885         }
 886         gtk_widget_destroy (fc);
 887 }
 888
 889 static gboolean
 890 using_postscript_printer (GnomePrintConfig *config)
 891 {
 892         const guchar *driver;
 893         const guchar *transport;
 894
 895         driver = gnome_print_config_get (
 896                 config, (const guchar *)"Settings.Engine.Backend.Driver");
 897
 898         transport = gnome_print_config_get (
 899                 config, (const guchar *)"Settings.Transport.Backend");
 900
 901         if (driver) {
 902                 if (!strcmp ((const gchar *)driver, "gnome-print-ps"))
 903                         return TRUE;
 904                 else
 905                         return FALSE;
 906         } else  if (transport) {
 907                 if (!strcmp ((const gchar *)transport, "CUPS"))
 908                         return TRUE;
 909         }
 910
 911         return FALSE;
 912 }
 913
 914 static void
 915 ev_window_print (EvWindow *ev_window)
 916 {
 917         GnomePrintConfig *config;
 918         GnomePrintJob *job;
 919         GtkWidget *print_dialog;
 920         EvPrintJob *print_job = NULL;
 921
 922         g_return_if_fail (EV_IS_WINDOW (ev_window));
 923         g_return_if_fail (ev_window->priv->document != NULL);
 924
 925         config = gnome_print_config_default ();
 926         job = gnome_print_job_new (config);
 927
 928         print_dialog = gnome_print_dialog_new (job, _("Print"),
 929                                                (GNOME_PRINT_DIALOG_RANGE |
 930                                                 GNOME_PRINT_DIALOG_COPIES));
 931         gtk_dialog_set_response_sensitive (GTK_DIALOG (print_dialog),
 932                                            GNOME_PRINT_DIALOG_RESPONSE_PREVIEW,
 933                                            FALSE);
 934
 935         while (TRUE) {
 936                 int response;
 937                 response = gtk_dialog_run (GTK_DIALOG (print_dialog));
 938
 939                 if (response != GNOME_PRINT_DIALOG_RESPONSE_PRINT)
 940                         break;
 941
 942                 /* FIXME: Change this when we have the first backend
 943                  * that can print more than postscript
 944                  */
 945                 if (!using_postscript_printer (config)) {
 946                         GtkWidget *dialog;
 947
 948                         dialog = gtk_message_dialog_new (
 949                                 GTK_WINDOW (print_dialog), GTK_DIALOG_MODAL,
 950                                 GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
 951                                 _("Printing is not supported on this printer."));
 952                         gtk_message_dialog_format_secondary_text (
 953                                 GTK_MESSAGE_DIALOG (dialog),
 954                                 _("You were trying to print to a printer using the \"%s\" driver. This program requires a PostScript printer driver."),
 955                                 gnome_print_config_get (
 956                                         config, "Settings.Engine.Backend.Driver"));
 957                         gtk_dialog_run (GTK_DIALOG (dialog));
 958                         gtk_widget_destroy (dialog);
 959
 960                         continue;
 961                 }
 962
 963                 print_job = g_object_new (EV_TYPE_PRINT_JOB,
 964                                           "gnome_print_job", job,
 965                                           "document", ev_window->priv->document,
 966                                           "print_dialog", print_dialog,
 967                                           NULL);
 968                 break;
 969         }
 970
 971         gtk_widget_destroy (print_dialog);
 972
 973         if (print_job != NULL) {
 974                 ev_print_job_print (print_job, GTK_WINDOW (ev_window));
 975                 g_object_unref (print_job);
 976         }
 977 }
 978
 979 static void
 980 ev_window_cmd_file_print (GtkAction *action, EvWindow *ev_window)
 981 {
 982         ev_window_print (ev_window);
 983 }
 984
 985 static void
 986 ev_window_cmd_file_close_window (GtkAction *action, EvWindow *ev_window)
 987 {
 988         g_return_if_fail (EV_IS_WINDOW (ev_window));
 989
 990         gtk_widget_destroy (GTK_WIDGET (ev_window));
 991 }
 992
 993 static void
 994 find_not_supported_dialog (EvWindow   *ev_window)
 995 {
 996         GtkWidget *dialog;
 997
 998         /* If you change this so it isn't modal, be sure you don't
 999          * allow multiple copies of the dialog...
1000          */
1001
1002         dialog = gtk_message_dialog_new (GTK_WINDOW (ev_window),
1003                                          GTK_DIALOG_DESTROY_WITH_PARENT,
1004                                          GTK_MESSAGE_ERROR,
1005                                          GTK_BUTTONS_CLOSE,
1006                                          _("The \"Find\" feature will not work with this document"));
1007         gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dialog),
1008                                                   _("Searching for text is only supported for PDF documents."));
1009         gtk_dialog_run (GTK_DIALOG (dialog));
1010         gtk_widget_destroy (dialog);
1011 }
1012
1013 static void
1014 ev_window_cmd_edit_select_all (GtkAction *action, EvWindow *ev_window)
1015 {
1016         g_return_if_fail (EV_IS_WINDOW (ev_window));
1017
1018         ev_view_select_all (EV_VIEW (ev_window->priv->view));
1019 }
1020
1021 static void
1022 ev_window_cmd_edit_find (GtkAction *action, EvWindow *ev_window)
1023 {
1024         g_return_if_fail (EV_IS_WINDOW (ev_window));
1025
1026         if (ev_window->priv->document == NULL) {
1027                 g_printerr ("We should have set the Find menu item insensitive since there's no document\n");
1028         } else if (!EV_IS_DOCUMENT_FIND (ev_window->priv->document)) {
1029                 find_not_supported_dialog (ev_window);
1030         } else {
1031                 update_chrome_flag (ev_window, EV_CHROME_FINDBAR, NULL, TRUE);
1032
1033                 egg_find_bar_grab_focus (EGG_FIND_BAR (ev_window->priv->find_bar));
1034         }
1035 }
1036
1037 static void
1038 ev_window_cmd_edit_copy (GtkAction *action, EvWindow *ev_window)
1039 {
1040         g_return_if_fail (EV_IS_WINDOW (ev_window));
1041
1042         ev_view_copy (EV_VIEW (ev_window->priv->view));
1043 }
1044
1045 static void
1046 ev_window_update_fullscreen_popup (EvWindow *window)
1047 {
1048         GtkWidget *popup = window->priv->fullscreen_popup;
1049         int popup_width, popup_height;
1050         GdkRectangle screen_rect;
1051         gboolean toolbar;
1052
1053         g_return_if_fail (popup != NULL);
1054
1055         toolbar = (window->priv->chrome & EV_CHROME_TOOLBAR) != 0;
1056         popup_width = popup->requisition.width;
1057         popup_height = popup->requisition.height;
1058
1059         /* FIXME multihead */
1060         gdk_screen_get_monitor_geometry (gdk_screen_get_default (),
1061                         gdk_screen_get_monitor_at_window
1062                         (gdk_screen_get_default (),
1063                          GTK_WIDGET (window)->window),
1064                          &screen_rect);
1065         if (toolbar) {
1066                 gtk_widget_set_size_request (popup,
1067                                              screen_rect.width,
1068                                              -1);
1069                 gtk_window_move (GTK_WINDOW (popup),
1070                                  screen_rect.x,
1071                                  screen_rect.y);
1072
1073         } else {
1074                 if (gtk_widget_get_direction (popup) == GTK_TEXT_DIR_RTL)
1075                 {
1076                         gtk_window_move (GTK_WINDOW (popup),
1077                                          screen_rect.x,
1078                                          screen_rect.y);
1079                 } else {
1080                         gtk_window_move (GTK_WINDOW (popup),
1081                                          screen_rect.x + screen_rect.width - popup_width,
1082                                          screen_rect.y);
1083                 }
1084         }
1085 }
1086
1087 static void
1088 screen_size_changed_cb (GdkScreen *screen,
1089                         EvWindow *window)
1090 {
1091         ev_window_update_fullscreen_popup (window);
1092 }
1093
1094 static void
1095 destroy_fullscreen_popup (EvWindow *window)
1096 {
1097         if (window->priv->fullscreen_popup != NULL)
1098         {
1099                 /* FIXME multihead */
1100                 g_signal_handlers_disconnect_by_func
1101                         (gdk_screen_get_default (),
1102                          G_CALLBACK (screen_size_changed_cb), window);
1103
1104                 gtk_widget_destroy (window->priv->fullscreen_popup);
1105                 window->priv->fullscreen_popup = NULL;
1106         }
1107 }
1108
1109 static void
1110 exit_fullscreen_button_clicked_cb (GtkWidget *button, EvWindow *window)
1111 {
1112         GtkAction *action;
1113
1114         action = gtk_action_group_get_action (window->priv->action_group, "ViewFullscreen");
1115         g_return_if_fail (action != NULL);
1116
1117         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), FALSE);
1118 }
1119
1120 static void
1121 fullscreen_popup_size_request_cb (GtkWidget *popup, GtkRequisition *req, EvWindow *window)
1122 {
1123         ev_window_update_fullscreen_popup (window);
1124 }
1125
1126 static gboolean
1127 fullscreen_timeout_cb (gpointer data)
1128 {
1129         EvWindow *window = EV_WINDOW (data);
1130
1131         g_object_set (window->priv->fullscreen_popup, "visible", FALSE, NULL);
1132         ev_view_hide_cursor (EV_VIEW (window->priv->view));
1133         window->priv->fullscreen_timeout_source = NULL;
1134
1135         return FALSE;
1136 }
1137
1138 static void
1139 fullscreen_set_timeout (EvWindow *window)
1140 {
1141         GSource *source;
1142
1143         if (window->priv->fullscreen_timeout_source != NULL)
1144                 g_source_destroy (window->priv->fullscreen_timeout_source);
1145
1146         source = g_timeout_source_new (1000);
1147         g_source_set_callback (source, fullscreen_timeout_cb, window, NULL);
1148         g_source_attach (source, NULL);
1149         window->priv->fullscreen_timeout_source = source;
1150 }
1151
1152 static void
1153 fullscreen_clear_timeout (EvWindow *window)
1154 {
1155         if (window->priv->fullscreen_timeout_source != NULL)
1156                 g_source_destroy (window->priv->fullscreen_timeout_source);
1157
1158         window->priv->fullscreen_timeout_source = NULL;
1159         ev_view_show_cursor (EV_VIEW (window->priv->view));
1160 }
1161
1162 static gboolean
1163 fullscreen_motion_notify_cb (GtkWidget *widget,
1164                              GdkEventMotion *event,
1165                              gpointer user_data)
1166 {
1167         EvWindow *window = EV_WINDOW (user_data);
1168
1169         if (!GTK_WIDGET_VISIBLE (window->priv->fullscreen_popup)) {
1170                 g_object_set (window->priv->fullscreen_popup, "visible", TRUE, NULL);
1171                 ev_view_show_cursor (EV_VIEW (window->priv->view));
1172         }
1173
1174         fullscreen_set_timeout (window);
1175
1176         return FALSE;
1177 }
1178
1179 static gboolean
1180 fullscreen_leave_notify_cb (GtkWidget *widget,
1181                             GdkEventCrossing *event,
1182                             gpointer user_data)
1183 {
1184         EvWindow *window = EV_WINDOW (user_data);
1185
1186         fullscreen_clear_timeout (window);
1187
1188         return FALSE;
1189 }
1190
1191 static GtkWidget *
1192 ev_window_get_exit_fullscreen_button (EvWindow *window)
1193 {
1194         GtkWidget *button, *icon, *label, *hbox;
1195
1196         button = gtk_button_new ();
1197         g_signal_connect (button, "clicked",
1198                           G_CALLBACK (exit_fullscreen_button_clicked_cb),
1199                           window);
1200         gtk_widget_show (button);
1201
1202         hbox = gtk_hbox_new (FALSE, 2);
1203         gtk_widget_show (hbox);
1204         gtk_container_add (GTK_CONTAINER (button), hbox);
1205
1206         icon = gtk_image_new_from_stock (EV_STOCK_LEAVE_FULLSCREEN, GTK_ICON_SIZE_BUTTON);
1207         gtk_widget_show (icon);
1208         gtk_box_pack_start (GTK_BOX (hbox), icon, FALSE, FALSE, 0);
1209
1210         label = gtk_label_new (_("Leave Fullscreen"));
1211         gtk_widget_show (label);
1212         gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 0);
1213
1214         return button;
1215 }
1216
1217 static GtkWidget *
1218 ev_window_create_fullscreen_popup (EvWindow *window)
1219 {
1220         GtkWidget *popup;
1221         GtkWidget *hbox;
1222         GtkWidget *button;
1223
1224         popup = gtk_window_new (GTK_WINDOW_POPUP);
1225         hbox = gtk_hbox_new (FALSE, 0);
1226         button = ev_window_get_exit_fullscreen_button (window);
1227
1228         gtk_container_add (GTK_CONTAINER (popup), hbox);
1229         gtk_box_pack_start (GTK_BOX (hbox), window->priv->fullscreen_toolbar,
1230                             TRUE, TRUE, 0);
1231         gtk_box_pack_start (GTK_BOX (hbox), button, FALSE, FALSE, 0);
1232
1233         gtk_widget_show (button);
1234         gtk_widget_show (hbox);
1235
1236         gtk_window_set_resizable (GTK_WINDOW (popup), FALSE);
1237
1238         /* FIXME multihead */
1239         g_signal_connect (gdk_screen_get_default (), "size-changed",
1240                           G_CALLBACK (screen_size_changed_cb), window);
1241         g_signal_connect (popup, "size_request",
1242                           G_CALLBACK (fullscreen_popup_size_request_cb), window);
1243
1244         return popup;
1245 }
1246
1247 static void
1248 ev_window_fullscreen (EvWindow *window)
1249 {
1250         window->priv->fullscreen_mode = TRUE;
1251
1252         if (window->priv->fullscreen_popup == NULL)
1253                 window->priv->fullscreen_popup
1254                         = ev_window_create_fullscreen_popup (window);
1255         update_chrome_visibility (window);
1256
1257         g_object_set (G_OBJECT (window->priv->scrolled_window),
1258                       "shadow-type", GTK_SHADOW_NONE,
1259                       NULL);
1260
1261         g_signal_connect (window->priv->view,
1262                           "motion-notify-event",
1263                           G_CALLBACK (fullscreen_motion_notify_cb),
1264                           window);
1265         g_signal_connect (window->priv->view,
1266                           "leave-notify-event",
1267                           G_CALLBACK (fullscreen_leave_notify_cb),
1268                           window);
1269         fullscreen_set_timeout (window);
1270
1271         gtk_widget_grab_focus (window->priv->view);
1272
1273         ev_window_update_fullscreen_popup (window);
1274 }
1275
1276 static void
1277 ev_window_unfullscreen (EvWindow *window)
1278 {
1279         window->priv->fullscreen_mode = FALSE;
1280
1281         g_object_set (G_OBJECT (window->priv->scrolled_window),
1282                       "shadow-type", GTK_SHADOW_IN,
1283                       NULL);
1284
1285         fullscreen_clear_timeout (window);
1286
1287         g_signal_handlers_disconnect_by_func (window->priv->view,
1288                                               (gpointer) fullscreen_motion_notify_cb,
1289                                               window);
1290
1291 //      destroy_fullscreen_popup (window);
1292
1293         update_chrome_visibility (window);
1294 }
1295
1296 static void
1297 ev_window_cmd_view_fullscreen (GtkAction *action, EvWindow *ev_window)
1298 {
1299         gboolean fullscreen;
1300
1301         g_return_if_fail (EV_IS_WINDOW (ev_window));
1302
1303         fullscreen = gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action));
1304
1305         if (fullscreen) {
1306                 gtk_window_fullscreen (GTK_WINDOW (ev_window));
1307         } else {
1308                 gtk_window_unfullscreen (GTK_WINDOW (ev_window));
1309         }
1310 }
1311
1312 static gboolean
1313 ev_window_state_event_cb (GtkWidget *widget, GdkEventWindowState *event, EvWindow *window)
1314 {
1315         if (event->changed_mask & GDK_WINDOW_STATE_FULLSCREEN)
1316         {
1317                 GtkActionGroup *action_group;
1318                 GtkAction *action;
1319                 gboolean fullscreen;
1320
1321                 fullscreen = event->new_window_state & GDK_WINDOW_STATE_FULLSCREEN;
1322
1323                 if (fullscreen)
1324                 {
1325                         ev_window_fullscreen (window);
1326                 }
1327                 else
1328                 {
1329                         ev_window_unfullscreen (window);
1330                 }
1331
1332                 action_group = window->priv->action_group;
1333
1334                 action = gtk_action_group_get_action (action_group, "ViewFullscreen");
1335                 g_signal_handlers_block_by_func
1336                         (action, G_CALLBACK (ev_window_cmd_view_fullscreen), window);
1337                 gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), fullscreen);
1338                 g_signal_handlers_unblock_by_func
1339                         (action, G_CALLBACK (ev_window_cmd_view_fullscreen), window);
1340
1341         }
1342
1343         return FALSE;
1344 }
1345
1346 static gboolean
1347 ev_window_focus_in_event (GtkWidget *widget, GdkEventFocus *event)
1348 {
1349         EvWindow *window = EV_WINDOW (widget);
1350         EvWindowPrivate *priv = window->priv;
1351
1352         if (priv->fullscreen_mode)
1353         {
1354                 gtk_widget_show (priv->fullscreen_popup);
1355         }
1356
1357         return GTK_WIDGET_CLASS (ev_window_parent_class)->focus_in_event (widget, event);
1358 }
1359
1360 static gboolean
1361 ev_window_focus_out_event (GtkWidget *widget, GdkEventFocus *event)
1362 {
1363         EvWindow *window = EV_WINDOW (widget);
1364         EvWindowPrivate *priv = window->priv;
1365
1366         if (priv->fullscreen_mode)
1367         {
1368                 gtk_widget_hide (priv->fullscreen_popup);
1369         }
1370
1371         return GTK_WIDGET_CLASS (ev_window_parent_class)->focus_out_event (widget, event);
1372 }
1373
1374 static void
1375 ev_window_set_page_mode (EvWindow         *window,
1376                          EvWindowPageMode  page_mode)
1377 {
1378         GtkWidget *child = NULL;
1379         GtkWidget *real_child;
1380
1381         if (window->priv->page_mode == page_mode)
1382                 return;
1383
1384         window->priv->page_mode = page_mode;
1385
1386         switch (page_mode) {
1387         case PAGE_MODE_SINGLE_PAGE:
1388                 child = window->priv->view;
1389                 break;
1390         case PAGE_MODE_PASSWORD:
1391                 child = window->priv->password_view;
1392                 break;
1393         case PAGE_MODE_CONTINUOUS_PAGE:
1394                 child = window->priv->page_view;
1395                 break;
1396         default:
1397                 g_assert_not_reached ();
1398         }
1399
1400         real_child = gtk_bin_get_child (GTK_BIN (window->priv->scrolled_window));
1401         if (child != real_child) {
1402                 gtk_container_remove (GTK_CONTAINER (window->priv->scrolled_window),
1403                                       real_child);
1404                 gtk_container_add (GTK_CONTAINER (window->priv->scrolled_window),
1405                                    child);
1406         }
1407         update_action_sensitivity (window);
1408 }
1409
1410 static void
1411 ev_window_cmd_view_zoom_in (GtkAction *action, EvWindow *ev_window)
1412 {
1413         g_return_if_fail (EV_IS_WINDOW (ev_window));
1414
1415         ev_window_set_sizing_mode (ev_window, EV_SIZING_FREE);
1416
1417         ev_view_zoom_in (EV_VIEW (ev_window->priv->view));
1418 }
1419
1420 static void
1421 ev_window_cmd_view_zoom_out (GtkAction *action, EvWindow *ev_window)
1422 {
1423         g_return_if_fail (EV_IS_WINDOW (ev_window));
1424
1425         ev_window_set_sizing_mode (ev_window, EV_SIZING_FREE);
1426
1427         ev_view_zoom_out (EV_VIEW (ev_window->priv->view));
1428 }
1429
1430 static void
1431 ev_window_cmd_view_normal_size (GtkAction *action, EvWindow *ev_window)
1432 {
1433         g_return_if_fail (EV_IS_WINDOW (ev_window));
1434
1435         ev_view_set_size (EV_VIEW (ev_window->priv->view), -1, -1);
1436 }
1437
1438 static void
1439 ev_window_cmd_go_previous_page (GtkAction *action, EvWindow *ev_window)
1440 {
1441         g_return_if_fail (EV_IS_WINDOW (ev_window));
1442
1443         ev_view_set_page (EV_VIEW (ev_window->priv->view),
1444                           ev_view_get_page (EV_VIEW (ev_window->priv->view)) - 1);
1445 }
1446
1447 static void
1448 ev_window_cmd_go_next_page (GtkAction *action, EvWindow *ev_window)
1449 {
1450         g_return_if_fail (EV_IS_WINDOW (ev_window));
1451
1452         ev_view_set_page (EV_VIEW (ev_window->priv->view),
1453                           ev_view_get_page (EV_VIEW (ev_window->priv->view)) + 1);
1454 }
1455
1456 static void
1457 ev_window_cmd_go_first_page (GtkAction *action, EvWindow *ev_window)
1458 {
1459         g_return_if_fail (EV_IS_WINDOW (ev_window));
1460
1461         ev_view_set_page (EV_VIEW (ev_window->priv->view), 1);
1462 }
1463
1464 static void
1465 ev_window_cmd_go_last_page (GtkAction *action, EvWindow *ev_window)
1466 {
1467         g_return_if_fail (EV_IS_WINDOW (ev_window));
1468
1469         ev_view_set_page (EV_VIEW (ev_window->priv->view), G_MAXINT);
1470 }
1471
1472 static void
1473 ev_window_cmd_view_reload (GtkAction *action, EvWindow *ev_window)
1474 {
1475         char *uri;
1476         int page;
1477
1478         g_return_if_fail (EV_IS_WINDOW (ev_window));
1479
1480         page = ev_document_get_page (ev_window->priv->document);
1481         uri = g_strdup (ev_window->priv->uri);
1482
1483         ev_window_open (ev_window, uri);
1484         ev_window_open_page (ev_window, page);
1485
1486         g_free (uri);
1487 }
1488
1489 static void
1490 ev_window_cmd_help_contents (GtkAction *action, EvWindow *ev_window)
1491 {
1492         g_return_if_fail (EV_IS_WINDOW (ev_window));
1493
1494         /* FIXME */
1495 }
1496
1497 static void
1498 ev_window_cmd_leave_fullscreen (GtkAction *action, EvWindow *window)
1499 {
1500         gtk_window_unfullscreen (GTK_WINDOW (window));
1501 }
1502
1503 static void
1504 update_view_size (EvWindow *window)
1505 {
1506         int width, height;
1507         GtkRequisition vsb_requisition;
1508         int scrollbar_spacing;
1509
1510         width = window->priv->scrolled_window->allocation.width;
1511         height = window->priv->scrolled_window->allocation.height;
1512
1513         /* the scrolled window has a GTK_SHADOW_IN */
1514         width -= 2 * window->priv->view->style->xthickness;
1515         height -= 2 * window->priv->view->style->ythickness;
1516
1517         if (window->priv->sizing_mode == EV_SIZING_BEST_FIT) {
1518                 ev_view_set_size (EV_VIEW (window->priv->view),
1519                                   MAX (1, width), MAX (1, height));
1520         } else if (window->priv->sizing_mode == EV_SIZING_FIT_WIDTH) {
1521                 gtk_widget_size_request (GTK_SCROLLED_WINDOW (window->priv->scrolled_window)->vscrollbar,
1522                                          &vsb_requisition);
1523                 gtk_widget_style_get (window->priv->scrolled_window,
1524                                       "scrollbar_spacing", &scrollbar_spacing,
1525                                       NULL);
1526                 ev_view_set_size (EV_VIEW (window->priv->view),
1527                                   width - vsb_requisition.width - scrollbar_spacing, -1);
1528         }
1529 }
1530
1531 static void
1532 size_allocate_cb (GtkWidget     *scrolled_window,
1533                   GtkAllocation *allocation,
1534                   EvWindow      *window)
1535 {
1536         update_view_size (window);
1537 }
1538
1539 static void
1540 ev_window_set_sizing_mode (EvWindow     *ev_window,
1541                            EvSizingMode  sizing_mode)
1542 {
1543         GtkWidget *scrolled_window;
1544
1545         if (ev_window->priv->sizing_mode == sizing_mode)
1546                 return;
1547
1548         scrolled_window = ev_window->priv->scrolled_window;
1549         ev_window->priv->sizing_mode = sizing_mode;
1550
1551         g_signal_handlers_disconnect_by_func (scrolled_window, size_allocate_cb, ev_window);
1552
1553         update_view_size (ev_window);
1554
1555         switch (sizing_mode) {
1556         case EV_SIZING_BEST_FIT:
1557                 g_object_set (G_OBJECT (scrolled_window),
1558                               "hscrollbar-policy", GTK_POLICY_NEVER,
1559                               "vscrollbar-policy", GTK_POLICY_NEVER,
1560                               NULL);
1561                 g_signal_connect (scrolled_window, "size-allocate",
1562                                   G_CALLBACK (size_allocate_cb),
1563                                   ev_window);
1564                 break;
1565         case EV_SIZING_FIT_WIDTH:
1566                 g_object_set (G_OBJECT (scrolled_window),
1567                               "hscrollbar-policy", GTK_POLICY_NEVER,
1568                               "vscrollbar-policy", GTK_POLICY_AUTOMATIC,
1569                               NULL);
1570                 g_signal_connect (scrolled_window, "size-allocate",
1571                                   G_CALLBACK (size_allocate_cb),
1572                                   ev_window);
1573                 break;
1574         case EV_SIZING_FREE:
1575                 g_object_set (G_OBJECT (scrolled_window),
1576                               "hscrollbar-policy", GTK_POLICY_AUTOMATIC,
1577                               "vscrollbar-policy", GTK_POLICY_AUTOMATIC,
1578                               NULL);
1579                 break;
1580         }
1581
1582         update_sizing_buttons (ev_window);
1583 }
1584
1585 static void
1586 ev_window_cmd_help_about (GtkAction *action, EvWindow *ev_window)
1587 {
1588         const char *authors[] = {
1589                 N_("Many..."),
1590                 NULL
1591         };
1592
1593         const char *documenters[] = {
1594                 N_("Not so many..."),
1595                 NULL
1596         };
1597
1598         const char *license[] = {
1599                 N_("Evince is free software; you can redistribute it and/or modify\n"
1600                    "it under the terms of the GNU General Public License as published by\n"
1601                    "the Free Software Foundation; either version 2 of the License, or\n"
1602                    "(at your option) any later version.\n"),
1603                 N_("Evince is distributed in the hope that it will be useful,\n"
1604                    "but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
1605                    "MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n"
1606                    "GNU General Public License for more details.\n"),
1607                 N_("You should have received a copy of the GNU General Public License\n"
1608                    "along with Evince; if not, write to the Free Software Foundation, Inc.,\n"
1609                    "59 Temple Place, Suite 330, Boston, MA  02111-1307  USA\n")
1610         };
1611
1612         char *license_trans;
1613
1614 #ifdef ENABLE_NLS
1615         const char **p;
1616
1617         for (p = authors; *p; ++p)
1618                 *p = _(*p);
1619
1620         for (p = documenters; *p; ++p)
1621                 *p = _(*p);
1622 #endif
1623
1624         license_trans = g_strconcat (_(license[0]), "\n", _(license[1]), "\n",
1625                                      _(license[2]), "\n", NULL);
1626
1627         gtk_show_about_dialog (
1628                 GTK_WINDOW (ev_window),
1629                 "name", _("Evince"),
1630                 "version", VERSION,
1631                 "copyright",
1632                 _("\xc2\xa9 1996-2004 The Evince authors"),
1633                 "license", license_trans,
1634                 "website", "http://www.gnome.org/projects/evince",
1635                 "comments", _("PostScript and PDF File Viewer."),
1636                 "authors", authors,
1637                 "documenters", documenters,
1638                 "translator-credits", _("translator-credits"),
1639                 NULL);
1640
1641         g_free (license_trans);
1642 }
1643
1644 static void
1645 ev_window_view_toolbar_cb (GtkAction *action, EvWindow *ev_window)
1646 {
1647         update_chrome_flag (ev_window, EV_CHROME_TOOLBAR,
1648                             GCONF_CHROME_TOOLBAR,
1649                             gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)));
1650 }
1651
1652 static void
1653 ev_window_view_statusbar_cb (GtkAction *action, EvWindow *ev_window)
1654 {
1655         update_chrome_flag (ev_window, EV_CHROME_STATUSBAR,
1656                             GCONF_CHROME_STATUSBAR,
1657                             gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)));
1658 }
1659
1660 static void
1661 ev_window_view_sidebar_cb (GtkAction *action, EvWindow *ev_window)
1662 {
1663         update_chrome_flag (ev_window, EV_CHROME_SIDEBAR,
1664                             GCONF_CHROME_SIDEBAR,
1665                             gtk_toggle_action_get_active (GTK_TOGGLE_ACTION (action)));
1666 }
1667
1668 static void
1669 ev_window_sidebar_visibility_changed_cb (EvSidebar *ev_sidebar, GParamSpec *pspec,
1670                                          EvWindow   *ev_window)
1671 {
1672         GtkAction *action;
1673         gboolean visible;
1674
1675         visible = GTK_WIDGET_VISIBLE (ev_sidebar);
1676
1677         /* In fullscreen mode the sidebar is not visible,
1678          * but we don't want to update the chrome
1679          */
1680         if (ev_window->priv->fullscreen_mode)
1681                 return;
1682
1683         action = gtk_action_group_get_action (ev_window->priv->action_group, "ViewSidebar");
1684
1685         g_signal_handlers_block_by_func
1686                 (action, G_CALLBACK (ev_window_view_sidebar_cb), ev_window);
1687         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action), visible);
1688         g_signal_handlers_unblock_by_func
1689                 (action, G_CALLBACK (ev_window_view_sidebar_cb), ev_window);
1690
1691         update_chrome_flag (ev_window, EV_CHROME_SIDEBAR,
1692                             GCONF_CHROME_SIDEBAR, visible);
1693 }
1694
1695 static void
1696 menu_item_select_cb (GtkMenuItem *proxy, EvWindow *ev_window)
1697 {
1698         GtkAction *action;
1699         char *message;
1700
1701         action = g_object_get_data (G_OBJECT (proxy), "gtk-action");
1702         g_return_if_fail (action != NULL);
1703
1704         g_object_get (G_OBJECT (action), "tooltip", &message, NULL);
1705         if (message) {
1706                 gtk_statusbar_push (GTK_STATUSBAR (ev_window->priv->statusbar),
1707                                     ev_window->priv->help_message_cid, message);
1708                 g_free (message);
1709         }
1710 }
1711
1712 static void
1713 menu_item_deselect_cb (GtkMenuItem *proxy, EvWindow *ev_window)
1714 {
1715         gtk_statusbar_pop (GTK_STATUSBAR (ev_window->priv->statusbar),
1716                            ev_window->priv->help_message_cid);
1717 }
1718
1719 static void
1720 connect_proxy_cb (GtkUIManager *ui_manager, GtkAction *action,
1721                   GtkWidget *proxy, EvWindow *ev_window)
1722 {
1723         if (GTK_IS_MENU_ITEM (proxy)) {
1724                 g_signal_connect (proxy, "select",
1725                                   G_CALLBACK (menu_item_select_cb), ev_window);
1726                 g_signal_connect (proxy, "deselect",
1727                                   G_CALLBACK (menu_item_deselect_cb),
1728                                   ev_window);
1729         }
1730 }
1731
1732 static void
1733 disconnect_proxy_cb (GtkUIManager *ui_manager, GtkAction *action,
1734                      GtkWidget *proxy, EvWindow *ev_window)
1735 {
1736         if (GTK_IS_MENU_ITEM (proxy)) {
1737                 g_signal_handlers_disconnect_by_func
1738                         (proxy, G_CALLBACK (menu_item_select_cb), ev_window);
1739                 g_signal_handlers_disconnect_by_func
1740                         (proxy, G_CALLBACK (menu_item_deselect_cb), ev_window);
1741         }
1742 }
1743
1744 static void
1745 update_current_page (EvWindow *ev_window,
1746                      EvView   *view)
1747 {
1748         int page;
1749         GtkAction *action;
1750         EvSidebarThumbnails *thumbs;
1751
1752         thumbs = EV_SIDEBAR_THUMBNAILS (ev_window->priv->thumbs_sidebar);
1753         ev_sidebar_thumbnails_select_page (thumbs, ev_view_get_page (view));
1754
1755         action = gtk_action_group_get_action
1756                 (ev_window->priv->action_group, PAGE_SELECTOR_ACTION);
1757
1758         page = ev_view_get_page (EV_VIEW (ev_window->priv->view));
1759         ev_page_action_set_current_page (EV_PAGE_ACTION (action), page);
1760 }
1761
1762 static void
1763 view_page_changed_cb (EvView   *view,
1764                       EvWindow *ev_window)
1765 {
1766         update_current_page (ev_window, view);
1767         update_action_sensitivity (ev_window);
1768 }
1769
1770 static void
1771 view_status_changed_cb (EvView     *view,
1772                         GParamSpec *pspec,
1773                         EvWindow   *ev_window)
1774 {
1775         const char *message;
1776
1777         gtk_statusbar_pop (GTK_STATUSBAR (ev_window->priv->statusbar),
1778                            ev_window->priv->view_message_cid);
1779
1780         message = ev_view_get_status (view);
1781         if (message) {
1782                 gtk_statusbar_push (GTK_STATUSBAR (ev_window->priv->statusbar),
1783                                     ev_window->priv->view_message_cid, message);
1784         }
1785 }
1786
1787 static void
1788 view_find_status_changed_cb (EvView     *view,
1789                              GParamSpec *pspec,
1790                              EvWindow   *ev_window)
1791 {
1792         const char *text;
1793
1794         text = ev_view_get_find_status (view);
1795         egg_find_bar_set_status_text (EGG_FIND_BAR (ev_window->priv->find_bar),
1796                                       text);
1797 }
1798
1799 static void
1800 find_bar_previous_cb (EggFindBar *find_bar,
1801                       EvWindow   *ev_window)
1802 {
1803         ev_view_find_previous (EV_VIEW (ev_window->priv->view));
1804 }
1805
1806 static void
1807 find_bar_next_cb (EggFindBar *find_bar,
1808                   EvWindow   *ev_window)
1809 {
1810         ev_view_find_next (EV_VIEW (ev_window->priv->view));
1811 }
1812
1813 static void
1814 find_bar_close_cb (EggFindBar *find_bar,
1815                    EvWindow   *ev_window)
1816 {
1817         update_chrome_flag (ev_window, EV_CHROME_FINDBAR, NULL, FALSE);
1818 }
1819
1820 static void
1821 ev_window_page_mode_cb (GtkRadioAction *action,
1822                         GtkRadioAction *activated_action,
1823                         EvWindow       *window)
1824 {
1825         int mode;
1826
1827         mode = gtk_radio_action_get_current_value (action);
1828
1829         g_assert (mode == PAGE_MODE_CONTINUOUS_PAGE ||
1830                   mode == PAGE_MODE_SINGLE_PAGE);
1831
1832         ev_window_set_page_mode (window, (EvWindowPageMode) mode);
1833 }
1834
1835 static void
1836 find_bar_search_changed_cb (EggFindBar *find_bar,
1837                             GParamSpec *param,
1838                             EvWindow   *ev_window)
1839 {
1840         gboolean case_sensitive;
1841         gboolean visible;
1842         const char *search_string;
1843
1844         g_return_if_fail (EV_IS_WINDOW (ev_window));
1845
1846         /* Either the string or case sensitivity could have changed,
1847          * we connect this callback to both. We also connect it
1848          * to ::visible so when the find bar is hidden, we should
1849          * pretend the search string is NULL/""
1850          */
1851
1852         case_sensitive = egg_find_bar_get_case_sensitive (find_bar);
1853         visible = GTK_WIDGET_VISIBLE (find_bar);
1854         search_string = egg_find_bar_get_search_string (find_bar);
1855
1856 #if 0
1857         g_printerr ("search for '%s'\n", search_string ? search_string : "(nil)");
1858 #endif
1859
1860         if (ev_window->priv->document &&
1861             EV_IS_DOCUMENT_FIND (ev_window->priv->document)) {
1862                 if (visible && search_string) {
1863                         ev_document_find_begin (EV_DOCUMENT_FIND (ev_window->priv->document), search_string, case_sensitive);
1864                 } else {
1865                         ev_document_find_cancel (EV_DOCUMENT_FIND (ev_window->priv->document));
1866                         egg_find_bar_set_status_text (EGG_FIND_BAR (ev_window->priv->find_bar),
1867                                                       NULL);
1868                         gtk_widget_queue_draw (GTK_WIDGET (ev_window->priv->view));
1869                 }
1870         }
1871 }
1872
1873 static void
1874 ev_window_dispose (GObject *object)
1875 {
1876         EvWindow *window = EV_WINDOW (object);
1877         EvWindowPrivate *priv = window->priv;
1878
1879         if (priv->ui_manager) {
1880                 g_object_unref (priv->ui_manager);
1881                 priv->ui_manager = NULL;
1882         }
1883
1884         if (priv->action_group) {
1885                 g_object_unref (priv->action_group);
1886                 priv->action_group = NULL;
1887         }
1888
1889         if (priv->document) {
1890                 g_object_unref (priv->document);
1891                 priv->document = NULL;
1892         }
1893
1894         if (priv->view) {
1895                 g_object_unref (priv->view);
1896                 priv->view = NULL;
1897         }
1898
1899         if (priv->page_view) {
1900                 g_object_unref (priv->page_view);
1901                 priv->page_view = NULL;
1902         }
1903
1904         if (priv->password_document) {
1905                 g_object_unref (priv->password_document);
1906                 priv->password_document = NULL;
1907         }
1908
1909         if (priv->password_uri) {
1910                 g_free (priv->password_uri);
1911                 priv->password_uri = NULL;
1912         }
1913
1914         destroy_fullscreen_popup (window);
1915
1916         G_OBJECT_CLASS (ev_window_parent_class)->dispose (object);
1917 }
1918
1919 static void
1920 ev_window_class_init (EvWindowClass *ev_window_class)
1921 {
1922         GObjectClass *g_object_class = G_OBJECT_CLASS (ev_window_class);
1923         GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (ev_window_class);
1924
1925         g_object_class->dispose = ev_window_dispose;
1926
1927         widget_class->focus_in_event = ev_window_focus_in_event;
1928         widget_class->focus_out_event = ev_window_focus_out_event;
1929
1930         g_type_class_add_private (g_object_class, sizeof (EvWindowPrivate));
1931 }
1932
1933 /* Normal items */
1934 static GtkActionEntry entries[] = {
1935         { "File", NULL, N_("_File") },
1936         { "Edit", NULL, N_("_Edit") },
1937         { "View", NULL, N_("_View") },
1938         { "Go", NULL, N_("_Go") },
1939         { "Help", NULL, N_("_Help") },
1940
1941         /* File menu */
1942         { "FileOpen", GTK_STOCK_OPEN, NULL, "<control>O",
1943           N_("Open an existing document"),
1944           G_CALLBACK (ev_window_cmd_file_open) },
1945         { "FileSaveAs", GTK_STOCK_SAVE_AS, N_("_Save a Copy..."), NULL,
1946           N_("Save the current document with a new filename"),
1947           G_CALLBACK (ev_window_cmd_save_as) },
1948         { "FilePrint", GTK_STOCK_PRINT, N_("Print..."), "<control>P",
1949           N_("Print this document"),
1950           G_CALLBACK (ev_window_cmd_file_print) },
1951         { "FileCloseWindow", GTK_STOCK_CLOSE, NULL, "<control>W",
1952           N_("Close this window"),
1953           G_CALLBACK (ev_window_cmd_file_close_window) },
1954
1955         /* Edit menu */
1956         { "EditCopy", GTK_STOCK_COPY, NULL, "<control>C",
1957           N_("Copy text from the document"),
1958           G_CALLBACK (ev_window_cmd_edit_copy) },
1959         { "EditSelectAll", NULL, N_("Select _All"), "<control>A",
1960           N_("Select the entire page"),
1961           G_CALLBACK (ev_window_cmd_edit_select_all) },
1962         { "EditFind", GTK_STOCK_FIND, NULL, "<control>F",
1963           N_("Find a word or phrase in the document"),
1964           G_CALLBACK (ev_window_cmd_edit_find) },
1965
1966         /* View menu */
1967         { "ViewZoomIn", GTK_STOCK_ZOOM_IN, NULL, "<control>plus",
1968           N_("Enlarge the document"),
1969           G_CALLBACK (ev_window_cmd_view_zoom_in) },
1970         { "ViewZoomOut", GTK_STOCK_ZOOM_OUT, NULL, "<control>minus",
1971           N_("Shrink the document"),
1972           G_CALLBACK (ev_window_cmd_view_zoom_out) },
1973         { "ViewNormalSize", GTK_STOCK_ZOOM_100, NULL, "<control>0",
1974           N_("Reset the zoom level to the default value"),
1975           G_CALLBACK (ev_window_cmd_view_normal_size) },
1976         { "ViewReload", GTK_STOCK_REFRESH, N_("_Reload"), "<control>R",
1977           N_("Reload the document"),
1978           G_CALLBACK (ev_window_cmd_view_reload) },
1979
1980         /* Go menu */
1981         { "GoPreviousPage", GTK_STOCK_GO_BACK, N_("_Previous Page"), "Page_Up",
1982           N_("Go to the previous page"),
1983           G_CALLBACK (ev_window_cmd_go_previous_page) },
1984         { "GoNextPage", GTK_STOCK_GO_FORWARD, N_("_Next Page"), "Page_Down",
1985           N_("Go to the next page"),
1986           G_CALLBACK (ev_window_cmd_go_next_page) },
1987         { "GoFirstPage", GTK_STOCK_GOTO_FIRST, N_("_First Page"), "<control>Home",
1988           N_("Go to the first page"),
1989           G_CALLBACK (ev_window_cmd_go_first_page) },
1990         { "GoLastPage", GTK_STOCK_GOTO_LAST, N_("_Last Page"), "<control>End",
1991           N_("Go to the last page"),
1992           G_CALLBACK (ev_window_cmd_go_last_page) },
1993
1994         /* Help menu */
1995         { "HelpContents", GTK_STOCK_HELP, N_("_Contents"), NULL,
1996           N_("Display help for the viewer application"),
1997           G_CALLBACK (ev_window_cmd_help_contents) },
1998
1999         { "HelpAbout", GTK_STOCK_ABOUT, N_("_About"), NULL,
2000           N_("Display credits for the document viewer creators"),
2001           G_CALLBACK (ev_window_cmd_help_about) },
2002
2003         /* Toolbar-only */
2004         { "LeaveFullscreen", EV_STOCK_LEAVE_FULLSCREEN, N_("Leave Fullscreen"), "Escape",
2005           N_("Leave fullscreen mode"),
2006           G_CALLBACK (ev_window_cmd_leave_fullscreen) }
2007 };
2008
2009 /* Toggle items */
2010 static GtkToggleActionEntry toggle_entries[] = {
2011         /* View Menu */
2012         { "ViewToolbar", NULL, N_("_Toolbar"), "<shift><control>T",
2013           N_("Show or hide the toolbar"),
2014           G_CALLBACK (ev_window_view_toolbar_cb), TRUE },
2015         { "ViewStatusbar", NULL, N_("_Statusbar"), NULL,
2016           N_("Show or hide the statusbar"),
2017           G_CALLBACK (ev_window_view_statusbar_cb), TRUE },
2018         { "ViewSidebar", NULL, N_("Side _pane"), "F9",
2019           N_("Show or hide the side pane"),
2020           G_CALLBACK (ev_window_view_sidebar_cb), TRUE },
2021         { "ViewFullscreen", NULL, N_("_Fullscreen"), "F11",
2022           N_("Expand the window to fill the screen"),
2023           G_CALLBACK (ev_window_cmd_view_fullscreen) },
2024         { "ViewBestFit", EV_STOCK_ZOOM_PAGE, N_("_Best Fit"), NULL,
2025           N_("Make the current document fill the window"),
2026           G_CALLBACK (ev_window_cmd_view_best_fit) },
2027         { "ViewPageWidth", EV_STOCK_ZOOM_WIDTH, N_("Fit Page _Width"), NULL,
2028           N_("Make the current document fill the window width"),
2029           G_CALLBACK (ev_window_cmd_view_page_width) },
2030 };
2031
2032 static GtkRadioActionEntry page_view_entries[] = {
2033         { "SinglePage", GTK_STOCK_DND, N_("Single"), NULL,
2034           N_("Show the document one page at a time"),
2035           PAGE_MODE_SINGLE_PAGE },
2036         { "ContinuousPage", GTK_STOCK_DND_MULTIPLE, N_("Multi"), NULL,
2037           N_("Show the full document at once"),
2038           PAGE_MODE_CONTINUOUS_PAGE }
2039 };
2040
2041 static void
2042 goto_page_cb (GtkAction *action, int page_number, EvWindow *ev_window)
2043 {
2044         EvView *view = EV_VIEW (ev_window->priv->view);
2045
2046         if (ev_view_get_page (view) != page_number) {
2047                 ev_view_set_page (view, page_number);
2048         }
2049 }
2050
2051 static void
2052 drag_data_received_cb (GtkWidget *widget, GdkDragContext *context,
2053                        gint x, gint y, GtkSelectionData *selection_data,
2054                        guint info, guint time, gpointer gdata)
2055 {
2056         GList    *uri_list = NULL;
2057
2058         uri_list = gnome_vfs_uri_list_parse ((gchar *) selection_data->data);
2059
2060         if (uri_list) {
2061                 ev_window_open_uri_list (EV_WINDOW (widget), uri_list);
2062
2063                 gnome_vfs_uri_list_free (uri_list);
2064
2065                 gtk_drag_finish (context, TRUE, FALSE, time);
2066         }
2067 }
2068
2069 static void
2070 register_custom_actions (EvWindow *window, GtkActionGroup *group)
2071 {
2072         GtkAction *action;
2073
2074         action = g_object_new (EV_TYPE_PAGE_ACTION,
2075                                "name", PAGE_SELECTOR_ACTION,
2076                                "label", _("Page"),
2077                                "tooltip", _("Select Page"),
2078                                NULL);
2079         g_signal_connect (action, "goto_page",
2080                           G_CALLBACK (goto_page_cb), window);
2081         gtk_action_group_add_action (group, action);
2082         g_object_unref (action);
2083 }
2084
2085 static void
2086 set_action_properties (GtkActionGroup *action_group)
2087 {
2088         GtkAction *action;
2089
2090         action = gtk_action_group_get_action (action_group, "GoPreviousPage");
2091         /*translators: this is the label for toolbar button*/
2092         g_object_set (action, "short_label", _("Previous"), NULL);
2093         g_object_set (action, "is-important", TRUE, NULL);
2094         action = gtk_action_group_get_action (action_group, "GoNextPage");
2095         /*translators: this is the label for toolbar button*/
2096         g_object_set (action, "is-important", TRUE, NULL);
2097         g_object_set (action, "short_label", _("Next"), NULL);
2098         action = gtk_action_group_get_action (action_group, "ViewPageWidth");
2099         /*translators: this is the label for toolbar button*/
2100         g_object_set (action, "short_label", _("Fit Width"), NULL);
2101         action = gtk_action_group_get_action (action_group, "ViewZoomIn");
2102
2103         action = gtk_action_group_get_action (action_group, "LeaveFullscreen");
2104         g_object_set (action, "is-important", TRUE, NULL);
2105 }
2106
2107 static void
2108 set_chrome_actions (EvWindow *window)
2109 {
2110         EvWindowPrivate *priv = window->priv;
2111         GtkActionGroup *action_group = priv->action_group;
2112         GtkAction *action;
2113
2114         action= gtk_action_group_get_action (action_group, "ViewToolbar");
2115         g_signal_handlers_block_by_func
2116                 (action, G_CALLBACK (ev_window_view_toolbar_cb), window);
2117         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
2118                                       (priv->chrome & EV_CHROME_TOOLBAR) != 0);
2119         g_signal_handlers_unblock_by_func
2120                 (action, G_CALLBACK (ev_window_view_toolbar_cb), window);
2121
2122         action= gtk_action_group_get_action (action_group, "ViewSidebar");
2123         g_signal_handlers_block_by_func
2124                 (action, G_CALLBACK (ev_window_view_sidebar_cb), window);
2125         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
2126                                       (priv->chrome & EV_CHROME_SIDEBAR) != 0);
2127         g_signal_handlers_unblock_by_func
2128                 (action, G_CALLBACK (ev_window_view_sidebar_cb), window);
2129
2130         action= gtk_action_group_get_action (action_group, "ViewStatusbar");
2131         g_signal_handlers_block_by_func
2132                 (action, G_CALLBACK (ev_window_view_statusbar_cb), window);
2133         gtk_toggle_action_set_active (GTK_TOGGLE_ACTION (action),
2134                                       (priv->chrome & EV_CHROME_STATUSBAR) != 0);
2135         g_signal_handlers_unblock_by_func
2136                 (action, G_CALLBACK (ev_window_view_statusbar_cb), window);
2137 }
2138
2139 static EvChrome
2140 load_chrome (void)
2141 {
2142         EvChrome chrome = EV_CHROME_NORMAL;
2143         GConfClient *client;
2144         GConfValue *value;
2145
2146         client = gconf_client_get_default ();
2147
2148         value = gconf_client_get (client, GCONF_CHROME_TOOLBAR, NULL);
2149         if (value != NULL) {
2150                 if (value->type == GCONF_VALUE_BOOL && !gconf_value_get_bool (value)) {
2151                         chrome &= ~EV_CHROME_TOOLBAR;
2152                 }
2153                 gconf_value_free (value);
2154         }
2155
2156         value = gconf_client_get (client, GCONF_CHROME_SIDEBAR, NULL);
2157         if (value != NULL) {
2158                 if (value->type == GCONF_VALUE_BOOL && !gconf_value_get_bool (value)) {
2159                         chrome &= ~EV_CHROME_SIDEBAR;
2160                 }
2161                 gconf_value_free (value);
2162         }
2163
2164         value = gconf_client_get (client, GCONF_CHROME_STATUSBAR, NULL);
2165         if (value != NULL) {
2166                 if (value->type == GCONF_VALUE_BOOL && !gconf_value_get_bool (value)) {
2167                         chrome &= ~EV_CHROME_STATUSBAR;
2168                 }
2169                 gconf_value_free (value);
2170         }
2171
2172         g_object_unref (client);
2173
2174         return chrome;
2175 }
2176
2177 static void
2178 ev_window_init (EvWindow *ev_window)
2179 {
2180         GtkActionGroup *action_group;
2181         GtkAccelGroup *accel_group;
2182         GError *error = NULL;
2183         GtkWidget *sidebar_widget, *toolbar_dock;
2184
2185         ev_window->priv = EV_WINDOW_GET_PRIVATE (ev_window);
2186
2187         ev_window->priv->page_mode = PAGE_MODE_SINGLE_PAGE;
2188         update_window_title (NULL, NULL, ev_window);
2189
2190         ev_window->priv->main_box = gtk_vbox_new (FALSE, 0);
2191         gtk_container_add (GTK_CONTAINER (ev_window), ev_window->priv->main_box);
2192         gtk_widget_show (ev_window->priv->main_box);
2193
2194         action_group = gtk_action_group_new ("MenuActions");
2195         ev_window->priv->action_group = action_group;
2196         gtk_action_group_set_translation_domain (action_group, NULL);
2197         gtk_action_group_add_actions (action_group, entries,
2198                                       G_N_ELEMENTS (entries), ev_window);
2199         gtk_action_group_add_toggle_actions (action_group, toggle_entries,
2200                                              G_N_ELEMENTS (toggle_entries),
2201                                              ev_window);
2202         gtk_action_group_add_radio_actions (action_group, page_view_entries,
2203                                             G_N_ELEMENTS (page_view_entries),
2204                                             ev_window->priv->page_mode,
2205                                             G_CALLBACK (ev_window_page_mode_cb),
2206                                             ev_window);
2207         set_action_properties (action_group);
2208         register_custom_actions (ev_window, action_group);
2209
2210         ev_window->priv->ui_manager = gtk_ui_manager_new ();
2211         gtk_ui_manager_insert_action_group (ev_window->priv->ui_manager,
2212                                             action_group, 0);
2213
2214         accel_group =
2215                 gtk_ui_manager_get_accel_group (ev_window->priv->ui_manager);
2216         gtk_window_add_accel_group (GTK_WINDOW (ev_window), accel_group);
2217
2218         g_signal_connect (ev_window->priv->ui_manager, "connect_proxy",
2219                           G_CALLBACK (connect_proxy_cb), ev_window);
2220         g_signal_connect (ev_window->priv->ui_manager, "disconnect_proxy",
2221                           G_CALLBACK (disconnect_proxy_cb), ev_window);
2222
2223         if (!gtk_ui_manager_add_ui_from_file (ev_window->priv->ui_manager,
2224                                               DATADIR"/evince-ui.xml",
2225                                               &error)) {
2226                 g_message ("building menus failed: %s", error->message);
2227                 g_error_free (error);
2228         }
2229
2230         ev_window->priv->menubar =
2231                  gtk_ui_manager_get_widget (ev_window->priv->ui_manager,
2232                                             "/MainMenu");
2233         gtk_box_pack_start (GTK_BOX (ev_window->priv->main_box),
2234                             ev_window->priv->menubar,
2235                             FALSE, FALSE, 0);
2236
2237         /* This sucks, but there is no way to have a draw=no, expand=true separator
2238          * in a GtkUIManager-built toolbar. So, just add another toolbar.
2239          * See gtk+ bug 166489.
2240          */
2241         toolbar_dock = ev_window->priv->toolbar_dock = gtk_hbox_new (FALSE, 0);
2242         gtk_box_pack_start (GTK_BOX (ev_window->priv->main_box), toolbar_dock,
2243                             FALSE, FALSE, 0);
2244         gtk_widget_show (toolbar_dock);
2245
2246         ev_window->priv->toolbar =
2247                 gtk_ui_manager_get_widget (ev_window->priv->ui_manager,
2248                                            "/ToolBar");
2249         gtk_box_pack_start (GTK_BOX (toolbar_dock), ev_window->priv->toolbar,
2250                             TRUE, TRUE, 0);
2251         gtk_widget_show (ev_window->priv->toolbar);
2252
2253         ev_window->priv->fullscreen_toolbar =
2254                 gtk_ui_manager_get_widget (ev_window->priv->ui_manager, "/LeaveFullscreenToolbar");
2255         gtk_toolbar_set_show_arrow (GTK_TOOLBAR (ev_window->priv->fullscreen_toolbar), TRUE);
2256         gtk_toolbar_set_style (GTK_TOOLBAR (ev_window->priv->fullscreen_toolbar), GTK_TOOLBAR_BOTH_HORIZ);
2257
2258         /* Add the main area */
2259         ev_window->priv->hpaned = gtk_hpaned_new ();
2260         gtk_box_pack_start (GTK_BOX (ev_window->priv->main_box), ev_window->priv->hpaned,
2261                             TRUE, TRUE, 0);
2262         ev_window->priv->sidebar = ev_sidebar_new ();
2263         g_signal_connect (ev_window->priv->sidebar,
2264                           "notify::visible",
2265                           G_CALLBACK (ev_window_sidebar_visibility_changed_cb),
2266                           ev_window);
2267         gtk_paned_pack1 (GTK_PANED (ev_window->priv->hpaned),
2268                          ev_window->priv->sidebar, FALSE, FALSE);
2269         gtk_widget_show (ev_window->priv->hpaned);
2270
2271         /* Stub sidebar, for now */
2272         sidebar_widget = ev_sidebar_links_new ();
2273         gtk_widget_show (sidebar_widget);
2274         ev_sidebar_add_page (EV_SIDEBAR (ev_window->priv->sidebar),
2275                              "index",
2276                              _("Index"),
2277                              sidebar_widget);
2278
2279         ev_window->priv->thumbs_sidebar = ev_sidebar_thumbnails_new ();
2280         gtk_widget_show (ev_window->priv->thumbs_sidebar);
2281         ev_sidebar_add_page (EV_SIDEBAR (ev_window->priv->sidebar),
2282                              "thumbnails",
2283                              _("Thumbnails"),
2284                              ev_window->priv->thumbs_sidebar);
2285
2286         ev_window->priv->scrolled_window =
2287                 GTK_WIDGET (g_object_new (GTK_TYPE_SCROLLED_WINDOW,
2288                                           "shadow-type", GTK_SHADOW_IN,
2289                                           NULL));
2290         gtk_widget_show (ev_window->priv->scrolled_window);
2291
2292         gtk_paned_add2 (GTK_PANED (ev_window->priv->hpaned),
2293                         ev_window->priv->scrolled_window);
2294
2295         ev_window->priv->view = ev_view_new ();
2296         //ev_window->priv->page_view = ev_page_view_new ();
2297         ev_window->priv->password_view = ev_password_view_new ();
2298         g_signal_connect_swapped (ev_window->priv->password_view,
2299                                   "unlock",
2300                                   G_CALLBACK (ev_window_popup_password_dialog),
2301                                   ev_window);
2302         gtk_widget_show (ev_window->priv->view);
2303         //gtk_widget_show (ev_window->priv->page_view);
2304         gtk_widget_show (ev_window->priv->password_view);
2305
2306         /* We own a ref on these widgets, as we can swap them in and out */
2307         g_object_ref (ev_window->priv->view);
2308         //g_object_ref (ev_window->priv->page_view);
2309         g_object_ref (ev_window->priv->password_view);
2310
2311         gtk_container_add (GTK_CONTAINER (ev_window->priv->scrolled_window),
2312                            ev_window->priv->view);
2313         g_signal_connect (ev_window->priv->view,
2314                           "page-changed",
2315                           G_CALLBACK (view_page_changed_cb),
2316                           ev_window);
2317         g_signal_connect (ev_window->priv->view,
2318                           "notify::find-status",
2319                           G_CALLBACK (view_find_status_changed_cb),
2320                           ev_window);
2321         g_signal_connect (ev_window->priv->view,
2322                           "notify::status",
2323                           G_CALLBACK (view_status_changed_cb),
2324                           ev_window);
2325
2326         ev_window->priv->statusbar = gtk_statusbar_new ();
2327         gtk_box_pack_end (GTK_BOX (ev_window->priv->main_box),
2328                           ev_window->priv->statusbar,
2329                           FALSE, TRUE, 0);
2330         ev_window->priv->help_message_cid = gtk_statusbar_get_context_id
2331                 (GTK_STATUSBAR (ev_window->priv->statusbar), "help_message");
2332         ev_window->priv->view_message_cid = gtk_statusbar_get_context_id
2333                 (GTK_STATUSBAR (ev_window->priv->statusbar), "view_message");
2334
2335         ev_window->priv->find_bar = egg_find_bar_new ();
2336         gtk_box_pack_end (GTK_BOX (ev_window->priv->main_box),
2337                           ev_window->priv->find_bar,
2338                           FALSE, TRUE, 0);
2339
2340         ev_window->priv->chrome = load_chrome ();
2341         set_chrome_actions (ev_window);
2342         update_chrome_visibility (ev_window);
2343
2344         /* Connect to find bar signals */
2345         g_signal_connect (ev_window->priv->find_bar,
2346                           "previous",
2347                           G_CALLBACK (find_bar_previous_cb),
2348                           ev_window);
2349         g_signal_connect (ev_window->priv->find_bar,
2350                           "next",
2351                           G_CALLBACK (find_bar_next_cb),
2352                           ev_window);
2353         g_signal_connect (ev_window->priv->find_bar,
2354                           "close",
2355                           G_CALLBACK (find_bar_close_cb),
2356                           ev_window);
2357         g_signal_connect (ev_window->priv->find_bar,
2358                           "notify::search-string",
2359                           G_CALLBACK (find_bar_search_changed_cb),
2360                           ev_window);
2361         g_signal_connect (ev_window->priv->find_bar,
2362                           "notify::case-sensitive",
2363                           G_CALLBACK (find_bar_search_changed_cb),
2364                           ev_window);
2365         g_signal_connect (ev_window->priv->find_bar,
2366                           "notify::visible",
2367                           G_CALLBACK (find_bar_search_changed_cb),
2368                           ev_window);
2369
2370         g_signal_connect (ev_window, "window-state-event",
2371                           G_CALLBACK (ev_window_state_event_cb),
2372                           ev_window);
2373
2374         /* Give focus to the scrolled window */
2375         gtk_widget_grab_focus (ev_window->priv->scrolled_window);
2376
2377         /* Drag and Drop */
2378         gtk_drag_dest_unset (GTK_WIDGET (ev_window));
2379         gtk_drag_dest_set (GTK_WIDGET (ev_window), GTK_DEST_DEFAULT_ALL, ev_drop_types,
2380                            sizeof (ev_drop_types) / sizeof (ev_drop_types[0]),
2381                            GDK_ACTION_COPY);
2382         g_signal_connect (G_OBJECT (ev_window), "drag_data_received",
2383                           G_CALLBACK (drag_data_received_cb), NULL);
2384
2385         /* Set it to something random to force a change */
2386         ev_window->priv->sizing_mode = EV_SIZING_FREE;
2387         ev_window_set_sizing_mode (ev_window, EV_SIZING_BEST_FIT);
2388         update_action_sensitivity (ev_window);
2389 }