shell/ev-application.c

   1 /* this file is part of evince, a gnome document viewer
   2  *
   3  *  Copyright (C) 2004 Martin Kretzschmar
   4  *
   5  *  Author:
   6  *    Martin Kretzschmar <martink@gnome.org>
   7  *
   8  * Evince is free software; you can redistribute it and/or modify it
   9  * under the terms of the GNU General Public License as published by
  10  * the Free Software Foundation; either version 2 of the License, or
  11  * (at your option) any later version.
  12  *
  13  * Evince is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
  21  */
  22
  23 #include <config.h>
  24
  25 #include <stdlib.h>
  26 #include <string.h>
  27
  28 #include <glib.h>
  29 #include <glib/gi18n.h>
  30 #include <gtk/gtk.h>
  31 #include <gdk/gdkx.h>
  32
  33 #include "totem-scrsaver.h"
  34 #include "eggsmclient.h"
  35
  36 #include "ev-application.h"
  37 #include "ev-document-factory.h"
  38 #include "ev-file-helpers.h"
  39 #include "ev-utils.h"
  40
  41 #ifdef ENABLE_DBUS
  42 #include "ev-media-player-keys.h"
  43 #endif /* ENABLE_DBUS */
  44
  45 #ifdef ENABLE_DBUS
  46 #include <dbus/dbus-glib-bindings.h>
  47 #include "ev-application-service.h"
  48 #endif
  49
  50 static void ev_application_add_icon_path_for_screen (GdkScreen     *screen);
  51 static void ev_application_save_print_settings      (EvApplication *application);
  52
  53 struct _EvApplication {
  54         GObject base_instance;
  55
  56         gchar *dot_dir;
  57         gchar *accel_map_file;
  58         gchar *toolbars_file;
  59
  60         EggToolbarsModel *toolbars_model;
  61
  62         TotemScrsaver *scr_saver;
  63
  64         EggSMClient *smclient;
  65
  66         gchar *last_chooser_uri;
  67
  68 #ifdef ENABLE_DBUS
  69         EvMediaPlayerKeys *keys;
  70 #endif /* ENABLE_DBUS */
  71
  72         GtkPrintSettings *print_settings;
  73         GtkPageSetup     *page_setup;
  74         GKeyFile         *print_settings_file;
  75 };
  76
  77 struct _EvApplicationClass {
  78         GObjectClass base_class;
  79 };
  80
  81 G_DEFINE_TYPE (EvApplication, ev_application, G_TYPE_OBJECT);
  82
  83 #define APPLICATION_SERVICE_NAME "org.gnome.evince.ApplicationService"
  84
  85 #define EV_PRINT_SETTINGS_FILE "print-settings"
  86 #define EV_PRINT_SETTINGS_GROUP "Print Settings"
  87 #define EV_PAGE_SETUP_GROUP "Page Setup"
  88
  89 #ifdef ENABLE_DBUS
  90 gboolean
  91 ev_application_register_service (EvApplication *application)
  92 {
  93         static DBusGConnection *connection = NULL;
  94         DBusGProxy *driver_proxy;
  95         GError *err = NULL;
  96         guint request_name_result;
  97
  98         if (connection) {
  99                 g_warning ("Service already registered.");
 100                 return FALSE;
 101         }
 102
 103         connection = dbus_g_bus_get (DBUS_BUS_STARTER, &err);
 104         if (connection == NULL) {
 105                 g_warning ("Service registration failed.");
 106                 g_error_free (err);
 107
 108                 return FALSE;
 109         }
 110
 111         driver_proxy = dbus_g_proxy_new_for_name (connection,
 112                                                   DBUS_SERVICE_DBUS,
 113                                                   DBUS_PATH_DBUS,
 114                                                   DBUS_INTERFACE_DBUS);
 115
 116         if (!org_freedesktop_DBus_request_name (driver_proxy,
 117                                                 APPLICATION_SERVICE_NAME,
 118                                                 DBUS_NAME_FLAG_DO_NOT_QUEUE,
 119                                                 &request_name_result, &err)) {
 120                 g_warning ("Service registration failed.");
 121                 g_clear_error (&err);
 122         }
 123
 124         g_object_unref (driver_proxy);
 125
 126         if (request_name_result == DBUS_REQUEST_NAME_REPLY_EXISTS) {
 127                 return FALSE;
 128         }
 129
 130         dbus_g_object_type_install_info (EV_TYPE_APPLICATION,
 131                                          &dbus_glib_ev_application_object_info);
 132         dbus_g_connection_register_g_object (connection,
 133                                              "/org/gnome/evince/Evince",
 134                                              G_OBJECT (application));
 135
 136         application->scr_saver = totem_scrsaver_new (connection);
 137
 138         return TRUE;
 139 }
 140 #endif /* ENABLE_DBUS */
 141
 142 /**
 143  * ev_application_get_instance:
 144  *
 145  * Checks for #EvApplication instance, if it doesn't exist it does create it.
 146  *
 147  * Returns: an instance of the #EvApplication data.
 148  */
 149 EvApplication *
 150 ev_application_get_instance (void)
 151 {
 152         static EvApplication *instance;
 153
 154         if (!instance) {
 155                 instance = EV_APPLICATION (g_object_new (EV_TYPE_APPLICATION, NULL));
 156         }
 157
 158         return instance;
 159 }
 160
 161 /* Session */
 162 gboolean
 163 ev_application_load_session (EvApplication *application)
 164 {
 165         GKeyFile *state_file;
 166         gchar   **uri_list;
 167
 168         if (!egg_sm_client_is_resumed (application->smclient))
 169                 return FALSE;
 170
 171         state_file = egg_sm_client_get_state_file (application->smclient);
 172         if (!state_file)
 173                 return FALSE;
 174
 175         uri_list = g_key_file_get_string_list (state_file,
 176                                                "Evince",
 177                                                "documents",
 178                                                NULL, NULL);
 179         if (uri_list) {
 180                 gint i;
 181
 182                 for (i = 0; uri_list[i]; i++) {
 183                         if (g_ascii_strcasecmp (uri_list[i], "empty-window") == 0)
 184                                 ev_application_open_window (application, NULL, GDK_CURRENT_TIME, NULL);
 185                         else
 186                                 ev_application_open_uri (application, uri_list[i], NULL, GDK_CURRENT_TIME, NULL);
 187                 }
 188                 g_strfreev (uri_list);
 189         }
 190         g_key_file_free (state_file);
 191
 192         return TRUE;
 193 }
 194
 195 static void
 196 smclient_save_state_cb (EggSMClient   *client,
 197                         GKeyFile      *state_file,
 198                         EvApplication *application)
 199 {
 200         GList *windows, *l;
 201         gint i;
 202         const gchar **uri_list;
 203         const gchar *empty = "empty-window";
 204
 205         windows = ev_application_get_windows (application);
 206         if (!windows)
 207                 return;
 208
 209         uri_list = g_new (const gchar *, g_list_length (windows));
 210         for (l = windows, i = 0; l != NULL; l = g_list_next (l), i++) {
 211                 EvWindow *window = EV_WINDOW (l->data);
 212
 213                 if (ev_window_is_empty (window))
 214                         uri_list[i] = empty;
 215                 else
 216                         uri_list[i] = ev_window_get_uri (window);
 217         }
 218         g_key_file_set_string_list (state_file,
 219                                     "Evince",
 220                                     "documents",
 221                                     (const char **)uri_list,
 222                                     i);
 223         g_free (uri_list);
 224 }
 225
 226 static void
 227 smclient_quit_cb (EggSMClient   *client,
 228                   EvApplication *application)
 229 {
 230         ev_application_shutdown (application);
 231 }
 232
 233 static void
 234 ev_application_init_session (EvApplication *application)
 235 {
 236         application->smclient = egg_sm_client_get ();
 237         g_signal_connect (application->smclient, "save_state",
 238                           G_CALLBACK (smclient_save_state_cb),
 239                           application);
 240         g_signal_connect (application->smclient, "quit",
 241                           G_CALLBACK (smclient_quit_cb),
 242                           application);
 243 }
 244
 245 /**
 246  * ev_display_open_if_needed:
 247  * @name: the name of the display to be open if it's needed.
 248  *
 249  * Search among all the open displays if any of them have the same name as the
 250  * passed name. If the display isn't found it tries the open it.
 251  *
 252  * Returns: a #GdkDisplay of the display with the passed name.
 253  */
 254 static GdkDisplay *
 255 ev_display_open_if_needed (const gchar *name)
 256 {
 257         GSList     *displays;
 258         GSList     *l;
 259         GdkDisplay *display = NULL;
 260
 261         displays = gdk_display_manager_list_displays (gdk_display_manager_get ());
 262
 263         for (l = displays; l != NULL; l = l->next) {
 264                 const gchar *display_name = gdk_display_get_name ((GdkDisplay *) l->data);
 265
 266                 if (g_ascii_strcasecmp (display_name, name) == 0) {
 267                         display = l->data;
 268                         break;
 269                 }
 270         }
 271
 272         g_slist_free (displays);
 273
 274         return display != NULL ? display : gdk_display_open (name);
 275 }
 276
 277 /**
 278  * get_screen_from_args:
 279  * @args: a #GHashTable with data passed to the application.
 280  *
 281  * Looks for the screen in the display available in the hash table passed to the
 282  * application. If the display isn't opened, it's opened and the #GdkScreen
 283  * assigned to the screen in that display returned.
 284  *
 285  * Returns: the #GdkScreen assigned to the screen on the display indicated by
 286  *          the data on the #GHashTable.
 287  */
 288 static GdkScreen *
 289 get_screen_from_args (GHashTable *args)
 290 {
 291         GValue     *value = NULL;
 292         GdkDisplay *display = NULL;
 293         GdkScreen  *screen = NULL;
 294
 295         g_assert (args != NULL);
 296
 297         value = g_hash_table_lookup (args, "display");
 298         if (value) {
 299                 const gchar *display_name;
 300
 301                 display_name = g_value_get_string (value);
 302                 display = ev_display_open_if_needed (display_name);
 303         }
 304
 305         value = g_hash_table_lookup (args, "screen");
 306         if (value) {
 307                 gint screen_number;
 308
 309                 screen_number = g_value_get_int (value);
 310                 screen = gdk_display_get_screen (display, screen_number);
 311         }
 312
 313         return screen;
 314 }
 315
 316 /**
 317  * get_window_run_mode_from_args:
 318  * @args: a #GHashTable with data passed to the application.
 319  *
 320  * It does look if the mode option has been passed from command line, using it
 321  * as the window run mode, otherwise the run mode will be the normal mode.
 322  *
 323  * Returns: The window run mode passed from command line or
 324  *          EV_WINDOW_MODE_NORMAL in other case.
 325  */
 326 static EvWindowRunMode
 327 get_window_run_mode_from_args (GHashTable *args)
 328 {
 329         EvWindowRunMode  mode = EV_WINDOW_MODE_NORMAL;
 330         GValue          *value = NULL;
 331
 332         g_assert (args != NULL);
 333
 334         value = g_hash_table_lookup (args, "mode");
 335         if (value) {
 336                 mode = g_value_get_uint (value);
 337         }
 338
 339         return mode;
 340 }
 341
 342 /**
 343  * get_destination_from_args:
 344  * @args: a #GHashTable with data passed to the application.
 345  *
 346  * It does look for the page-label argument parsed from the command line and
 347  * if it does exist, it returns an #EvLinkDest.
 348  *
 349  * Returns: An #EvLinkDest to page-label if it has been passed from the command
 350  *          line, NULL in other case.
 351  */
 352 static EvLinkDest *
 353 get_destination_from_args (GHashTable *args)
 354 {
 355         EvLinkDest *dest = NULL;
 356         GValue     *value = NULL;
 357
 358         g_assert (args != NULL);
 359
 360         value = g_hash_table_lookup (args, "page-label");
 361         if (value) {
 362                 const gchar *page_label;
 363
 364                 page_label = g_value_get_string (value);
 365                 dest = ev_link_dest_new_page_label (page_label);
 366         }
 367
 368         return dest;
 369 }
 370
 371 static const gchar *
 372 get_find_string_from_args (GHashTable *args)
 373 {
 374         GValue *value = NULL;
 375
 376         g_assert (args != NULL);
 377
 378         value = g_hash_table_lookup (args, "find-string");
 379
 380         return value ? g_value_get_string (value) : NULL;
 381 }
 382
 383 /**
 384  * get_unlink_temp_file_from_args:
 385  * @args: a #GHashTable with data passed to the application.
 386  *
 387  * It does look if the unlink-temp-file option has been passed from the command
 388  * line returning it's boolean representation, otherwise it does return %FALSE.
 389  *
 390  * Returns: the boolean representation of the unlink-temp-file value or %FALSE
 391  *          in other case.
 392  */
 393 static gboolean
 394 get_unlink_temp_file_from_args (GHashTable *args)
 395 {
 396         gboolean unlink_temp_file = FALSE;
 397         GValue  *value = NULL;
 398
 399         g_assert (args != NULL);
 400
 401         value = g_hash_table_lookup (args, "unlink-temp-file");
 402         if (value) {
 403                 unlink_temp_file = g_value_get_boolean (value);
 404         }
 405
 406         return unlink_temp_file;
 407 }
 408
 409 static const gchar *
 410 get_print_settings_from_args (GHashTable *args)
 411 {
 412         const gchar *print_settings = NULL;
 413         GValue      *value = NULL;
 414
 415         g_assert (args != NULL);
 416
 417         value = g_hash_table_lookup (args, "print-settings");
 418         if (value) {
 419                 print_settings = g_value_get_string (value);
 420         }
 421
 422         return print_settings;
 423 }
 424
 425 /**
 426  * ev_application_open_window:
 427  * @application: The instance of the application.
 428  * @args: A #GHashTable with the arguments data.
 429  * @timestamp: Current time value.
 430  * @error: The #GError facility.
 431  *
 432  * Creates a new window and if the args are available, it's not NULL, it gets
 433  * the screen from them and assigns the just created window to it. At last it
 434  * does show it.
 435  *
 436  * Returns: %TRUE.
 437  */
 438 gboolean
 439 ev_application_open_window (EvApplication  *application,
 440                             GHashTable     *args,
 441                             guint32         timestamp,
 442                             GError        **error)
 443 {
 444         GtkWidget *new_window = ev_window_new ();
 445         GdkScreen *screen = NULL;
 446
 447         if (args) {
 448                 screen = get_screen_from_args (args);
 449         }
 450
 451         if (screen) {
 452                 gtk_window_set_screen (GTK_WINDOW (new_window), screen);
 453         }
 454         ev_application_add_icon_path_for_screen (screen);
 455
 456         if (!GTK_WIDGET_REALIZED (new_window))
 457                 gtk_widget_realize (new_window);
 458
 459 #ifdef GDK_WINDOWING_X11
 460         if (timestamp <= 0)
 461                 timestamp = gdk_x11_get_server_time (GTK_WIDGET (new_window)->window);
 462         gdk_x11_window_set_user_time (GTK_WIDGET (new_window)->window, timestamp);
 463
 464         gtk_window_present (GTK_WINDOW (new_window));
 465 #else
 466         gtk_window_present_with_time (GTK_WINDOW (new_window), timestamp);
 467 #endif /* GDK_WINDOWING_X11 */
 468
 469         return TRUE;
 470 }
 471
 472 /**
 473  * ev_application_get_empty_window:
 474  * @application: The instance of the application.
 475  * @screen: The screen where the empty window will be search.
 476  *
 477  * It does look if there is any empty window in the indicated screen.
 478  *
 479  * Returns: The first empty #EvWindow in the passed #GdkScreen or NULL in other
 480  *          case.
 481  */
 482 static EvWindow *
 483 ev_application_get_empty_window (EvApplication *application,
 484                                  GdkScreen     *screen)
 485 {
 486         EvWindow *empty_window = NULL;
 487         GList *windows = ev_application_get_windows (application);
 488         GList *l;
 489
 490         for (l = windows; l != NULL; l = l->next) {
 491                 EvWindow *window = EV_WINDOW (l->data);
 492
 493                 if (ev_window_is_empty (window) &&
 494                     gtk_window_get_screen (GTK_WINDOW (window)) == screen) {
 495                         empty_window = window;
 496                         break;
 497                 }
 498         }
 499
 500         g_list_free (windows);
 501
 502         return empty_window;
 503 }
 504
 505 /**
 506  * ev_application_get_uri_window:
 507  * @application: The instance of the application.
 508  * @uri: The uri to be opened.
 509  *
 510  * It looks in the list of the windows for the one with the document represented
 511  * by the passed uri on it. If the window is empty or the document isn't present
 512  * on any window, it will return NULL.
 513  *
 514  * Returns: The #EvWindow where the document represented by the passed uri is
 515  *          shown, NULL in other case.
 516  */
 517 static EvWindow *
 518 ev_application_get_uri_window (EvApplication *application, const char *uri)
 519 {
 520         EvWindow *uri_window = NULL;
 521         GList *windows = gtk_window_list_toplevels ();
 522         GList *l;
 523
 524         g_return_val_if_fail (uri != NULL, NULL);
 525
 526         for (l = windows; l != NULL; l = l->next) {
 527                 if (EV_IS_WINDOW (l->data)) {
 528                         EvWindow *window = EV_WINDOW (l->data);
 529                         const char *window_uri = ev_window_get_uri (window);
 530
 531                         if (window_uri && strcmp (window_uri, uri) == 0 && !ev_window_is_empty (window)) {
 532                                 uri_window = window;
 533                                 break;
 534                         }
 535                 }
 536         }
 537
 538         g_list_free (windows);
 539
 540         return uri_window;
 541 }
 542
 543 static void
 544 ev_application_add_icon_path_for_screen (GdkScreen *screen)
 545 {
 546         GtkIconTheme *icon_theme;
 547
 548         icon_theme = screen ? gtk_icon_theme_get_for_screen (screen) : gtk_icon_theme_get_default ();
 549         if (icon_theme) {
 550                 gchar **path = NULL;
 551                 gint    n_paths;
 552                 gint    i;
 553                 gchar  *ev_icons_path;
 554
 555                 /* GtkIconTheme will then look in Evince custom hicolor dir
 556                  * for icons as well as the standard search paths
 557                  */
 558                 ev_icons_path = g_build_filename (DATADIR, "icons", NULL);
 559                 gtk_icon_theme_get_search_path (icon_theme, &path, &n_paths);
 560                 for (i = n_paths - 1; i >= 0; i--) {
 561                         if (g_ascii_strcasecmp (ev_icons_path, path[i]) == 0)
 562                                 break;
 563                 }
 564
 565                 if (i < 0)
 566                         gtk_icon_theme_append_search_path (icon_theme,
 567                                                            ev_icons_path);
 568
 569                 g_free (ev_icons_path);
 570                 g_strfreev (path);
 571         }
 572 }
 573
 574 /**
 575  * ev_application_open_uri_at_dest:
 576  * @application: The instance of the application.
 577  * @uri: The uri to be opened.
 578  * @screen: Thee screen where the link will be shown.
 579  * @dest: The #EvLinkDest of the document.
 580  * @mode: The run mode of the window.
 581  * @unlink_temp_file: The unlink_temp_file option value.
 582  * @timestamp: Current time value.
 583  */
 584 void
 585 ev_application_open_uri_at_dest (EvApplication  *application,
 586                                  const char     *uri,
 587                                  GdkScreen      *screen,
 588                                  EvLinkDest     *dest,
 589                                  EvWindowRunMode mode,
 590                                  const gchar    *search_string,
 591                                  gboolean        unlink_temp_file,
 592                                  const gchar    *print_settings,
 593                                  guint           timestamp)
 594 {
 595         EvWindow *new_window;
 596
 597         g_return_if_fail (uri != NULL);
 598
 599         ev_application_add_icon_path_for_screen (screen);
 600
 601         new_window = ev_application_get_uri_window (application, uri);
 602
 603         if (new_window == NULL) {
 604                 new_window = ev_application_get_empty_window (application, screen);
 605         }
 606
 607         if (new_window == NULL) {
 608                 new_window = EV_WINDOW (ev_window_new ());
 609         }
 610
 611         if (screen)
 612                 gtk_window_set_screen (GTK_WINDOW (new_window), screen);
 613
 614         /* We need to load uri before showing the window, so
 615            we can restore window size without flickering */
 616         ev_window_open_uri (new_window, uri, dest, mode, search_string,
 617                             unlink_temp_file, print_settings);
 618
 619         if (!GTK_WIDGET_REALIZED (GTK_WIDGET (new_window)))
 620                 gtk_widget_realize (GTK_WIDGET (new_window));
 621
 622 #ifdef GDK_WINDOWING_X11
 623         if (timestamp <= 0)
 624                 timestamp = gdk_x11_get_server_time (GTK_WIDGET (new_window)->window);
 625         gdk_x11_window_set_user_time (GTK_WIDGET (new_window)->window, timestamp);
 626
 627         ev_document_fc_mutex_lock ();
 628         gtk_window_present (GTK_WINDOW (new_window));
 629         ev_document_fc_mutex_unlock ();
 630 #else
 631         ev_document_fc_mutex_lock ();
 632         gtk_window_present_with_time (GTK_WINDOW (new_window), timestamp);
 633         ev_document_fc_mutex_unlock ();
 634 #endif /* GDK_WINDOWING_X11 */
 635 }
 636
 637 /**
 638  * ev_application_open_uri:
 639  * @application: The instance of the application.
 640  * @uri: The uri to be opened
 641  * @args: A #GHashTable with the arguments data.
 642  * @timestamp: Current time value.
 643  * @error: The #GError facility.
 644  */
 645 gboolean
 646 ev_application_open_uri (EvApplication  *application,
 647                          const char     *uri,
 648                          GHashTable     *args,
 649                          guint           timestamp,
 650                          GError        **error)
 651 {
 652         EvLinkDest      *dest = NULL;
 653         EvWindowRunMode  mode = EV_WINDOW_MODE_NORMAL;
 654         const gchar     *search_string = NULL;
 655         gboolean         unlink_temp_file = FALSE;
 656         const gchar     *print_settings = NULL;
 657         GdkScreen       *screen = NULL;
 658
 659         if (args) {
 660                 screen = get_screen_from_args (args);
 661                 dest = get_destination_from_args (args);
 662                 mode = get_window_run_mode_from_args (args);
 663                 search_string = get_find_string_from_args (args);
 664                 unlink_temp_file = (mode == EV_WINDOW_MODE_PREVIEW &&
 665                                     get_unlink_temp_file_from_args (args));
 666                 print_settings = get_print_settings_from_args (args);
 667         }
 668
 669         ev_application_open_uri_at_dest (application, uri, screen,
 670                                          dest, mode, search_string,
 671                                          unlink_temp_file,
 672                                          print_settings, timestamp);
 673
 674         if (dest)
 675                 g_object_unref (dest);
 676
 677         return TRUE;
 678 }
 679
 680 void
 681 ev_application_open_uri_list (EvApplication *application,
 682                               GSList        *uri_list,
 683                               GdkScreen     *screen,
 684                               guint          timestamp)
 685 {
 686         GSList *l;
 687
 688         for (l = uri_list; l != NULL; l = l->next) {
 689                 ev_application_open_uri_at_dest (application, (char *)l->data,
 690                                                  screen, NULL, 0, NULL,
 691                                                  FALSE, NULL, timestamp);
 692         }
 693 }
 694
 695 void
 696 ev_application_shutdown (EvApplication *application)
 697 {
 698         if (application->accel_map_file) {
 699                 gtk_accel_map_save (application->accel_map_file);
 700                 g_free (application->accel_map_file);
 701                 application->accel_map_file = NULL;
 702         }
 703
 704         if (application->toolbars_model) {
 705                 g_object_unref (application->toolbars_model);
 706                 g_free (application->toolbars_file);
 707                 application->toolbars_model = NULL;
 708                 application->toolbars_file = NULL;
 709         }
 710
 711         ev_application_save_print_settings (application);
 712
 713         if (application->print_settings_file) {
 714                 g_key_file_free (application->print_settings_file);
 715                 application->print_settings_file = NULL;
 716         }
 717
 718         if (application->print_settings) {
 719                 g_object_unref (application->print_settings);
 720                 application->print_settings = NULL;
 721         }
 722
 723         if (application->page_setup) {
 724                 g_object_unref (application->page_setup);
 725                 application->page_setup = NULL;
 726         }
 727
 728 #ifdef ENABLE_DBUS
 729         if (application->keys) {
 730                 g_object_unref (application->keys);
 731                 application->keys = NULL;
 732         }
 733 #endif /* ENABLE_DBUS */
 734
 735         g_free (application->dot_dir);
 736         application->dot_dir = NULL;
 737         g_free (application->last_chooser_uri);
 738         application->last_chooser_uri = NULL;
 739
 740         g_object_unref (application);
 741
 742         gtk_main_quit ();
 743 }
 744
 745 static void
 746 ev_application_class_init (EvApplicationClass *ev_application_class)
 747 {
 748 }
 749
 750 static void
 751 ev_application_init (EvApplication *ev_application)
 752 {
 753         gint i;
 754         const gchar *home_dir;
 755
 756         ev_application_init_session (ev_application);
 757
 758         ev_application->dot_dir = g_build_filename (g_get_home_dir (),
 759                                                     ".gnome2",
 760                                                     "evince",
 761                                                     NULL);
 762
 763         /* FIXME: why make this fatal? */
 764         if (!ev_dir_ensure_exists (ev_application->dot_dir, 0700))
 765                 exit (1);
 766
 767         home_dir = g_get_home_dir ();
 768         if (home_dir) {
 769                 ev_application->accel_map_file = g_build_filename (home_dir,
 770                                                                    ".gnome2",
 771                                                                    "accels"
 772                                                                    "evince",
 773                                                                    NULL);
 774                 gtk_accel_map_load (ev_application->accel_map_file);
 775         }
 776
 777         ev_application->toolbars_model = egg_toolbars_model_new ();
 778
 779         ev_application->toolbars_file = g_build_filename
 780                         (ev_application->dot_dir, "evince_toolbar.xml", NULL);
 781
 782         egg_toolbars_model_load_names (ev_application->toolbars_model,
 783                                        DATADIR "/evince-toolbar.xml");
 784
 785         if (!egg_toolbars_model_load_toolbars (ev_application->toolbars_model,
 786                                                ev_application->toolbars_file)) {
 787                 egg_toolbars_model_load_toolbars (ev_application->toolbars_model,
 788                                                   DATADIR"/evince-toolbar.xml");
 789         }
 790
 791         /* Open item doesn't exist anymore,
 792          * convert it to OpenRecent for compatibility
 793          */
 794         for (i = 0; i < egg_toolbars_model_n_items (ev_application->toolbars_model, 0); i++) {
 795                 const gchar *item;
 796
 797                 item = egg_toolbars_model_item_nth (ev_application->toolbars_model, 0, i);
 798                 if (g_ascii_strcasecmp (item, "FileOpen") == 0) {
 799                         egg_toolbars_model_remove_item (ev_application->toolbars_model, 0, i);
 800                         egg_toolbars_model_add_item (ev_application->toolbars_model, 0, i,
 801                                                      "FileOpenRecent");
 802                         ev_application_save_toolbars_model (ev_application);
 803                         break;
 804                 }
 805         }
 806
 807         egg_toolbars_model_set_flags (ev_application->toolbars_model, 0,
 808                                       EGG_TB_MODEL_NOT_REMOVABLE);
 809
 810 #ifdef ENABLE_DBUS
 811         ev_application->keys = ev_media_player_keys_new ();
 812 #endif /* ENABLE_DBUS */
 813 }
 814
 815 /**
 816  * ev_application_get_windows:
 817  * @application: The instance of the application.
 818  *
 819  * It creates a list of the top level windows.
 820  *
 821  * Returns: A #GList of the top level windows.
 822  */
 823 GList *
 824 ev_application_get_windows (EvApplication *application)
 825 {
 826         GList *l, *toplevels;
 827         GList *windows = NULL;
 828
 829         toplevels = gtk_window_list_toplevels ();
 830
 831         for (l = toplevels; l != NULL; l = l->next) {
 832                 if (EV_IS_WINDOW (l->data)) {
 833                         windows = g_list_append (windows, l->data);
 834                 }
 835         }
 836
 837         g_list_free (toplevels);
 838
 839         return windows;
 840 }
 841
 842 /**
 843  * ev_application_get_media_keys:
 844  * @application: The instance of the application.
 845  *
 846  * It gives you access to the media player keys handler object.
 847  *
 848  * Returns: A #EvMediaPlayerKeys.
 849  */
 850 GObject *
 851 ev_application_get_media_keys (EvApplication *application)
 852 {
 853 #ifdef ENABLE_DBUS
 854         return G_OBJECT (application->keys);
 855 #else
 856         return NULL;
 857 #endif /* ENABLE_DBUS */
 858 }
 859
 860 EggToolbarsModel *
 861 ev_application_get_toolbars_model (EvApplication *application)
 862 {
 863         return application->toolbars_model;
 864 }
 865
 866 void
 867 ev_application_save_toolbars_model (EvApplication *application)
 868 {
 869         egg_toolbars_model_save_toolbars (application->toolbars_model,
 870                                           application->toolbars_file, "1.0");
 871 }
 872
 873 void
 874 ev_application_set_chooser_uri (EvApplication *application, const gchar *uri)
 875 {
 876         g_free (application->last_chooser_uri);
 877         application->last_chooser_uri = g_strdup (uri);
 878 }
 879
 880 const gchar *
 881 ev_application_get_chooser_uri (EvApplication *application)
 882 {
 883         return application->last_chooser_uri;
 884 }
 885
 886 void
 887 ev_application_screensaver_enable (EvApplication *application)
 888 {
 889         if (application->scr_saver)
 890                 totem_scrsaver_enable (application->scr_saver);
 891 }
 892
 893 void
 894 ev_application_screensaver_disable (EvApplication *application)
 895 {
 896         if (application->scr_saver)
 897                 totem_scrsaver_disable (application->scr_saver);
 898 }
 899
 900 static GKeyFile *
 901 ev_application_get_print_settings_file (EvApplication *application)
 902 {
 903         gchar *filename;
 904
 905         if (application->print_settings_file)
 906                 return application->print_settings_file;
 907
 908         application->print_settings_file = g_key_file_new ();
 909
 910         filename = g_build_filename (ev_application_get_dot_dir (application), EV_PRINT_SETTINGS_FILE, NULL);
 911         if (g_file_test (filename, G_FILE_TEST_IS_REGULAR)) {
 912                 GError *error = NULL;
 913
 914                 g_key_file_load_from_file (application->print_settings_file,
 915                                            filename,
 916                                            G_KEY_FILE_KEEP_COMMENTS |
 917                                            G_KEY_FILE_KEEP_TRANSLATIONS,
 918                                            &error);
 919                 if (error) {
 920                         g_warning ("%s", error->message);
 921                         g_error_free (error);
 922                 }
 923         }
 924         g_free (filename);
 925
 926         return application->print_settings_file;
 927 }
 928
 929 static void
 930 ev_application_save_print_settings (EvApplication *application)
 931 {
 932         GKeyFile *key_file;
 933         gchar    *filename;
 934         gchar    *data;
 935         gssize    data_length;
 936         GError   *error = NULL;
 937
 938         if (!application->print_settings && !application->page_setup)
 939                 return;
 940
 941         key_file = ev_application_get_print_settings_file (application);
 942         if (application->print_settings)
 943                 gtk_print_settings_to_key_file (application->print_settings,
 944                                                 key_file,
 945                                                 EV_PRINT_SETTINGS_GROUP);
 946         if (application->page_setup)
 947                 gtk_page_setup_to_key_file (application->page_setup,
 948                                             key_file,
 949                                             EV_PAGE_SETUP_GROUP);
 950
 951         filename = g_build_filename (ev_application_get_dot_dir (application), EV_PRINT_SETTINGS_FILE, NULL);
 952         data = g_key_file_to_data (key_file, (gsize *)&data_length, NULL);
 953         g_file_set_contents (filename, data, data_length, &error);
 954         if (error) {
 955                 g_warning ("%s", error->message);
 956                 g_error_free (error);
 957         }
 958         g_free (data);
 959         g_free (filename);
 960 }
 961
 962 GtkPrintSettings *
 963 ev_application_get_print_settings (EvApplication *application)
 964 {
 965         GKeyFile         *key_file;
 966         GtkPrintSettings *print_settings;
 967
 968         if (application->print_settings)
 969                 return application->print_settings;
 970
 971         key_file = ev_application_get_print_settings_file (application);
 972         print_settings = g_key_file_has_group (key_file, EV_PRINT_SETTINGS_GROUP) ?
 973                 gtk_print_settings_new_from_key_file (key_file, EV_PRINT_SETTINGS_GROUP, NULL) :
 974                 gtk_print_settings_new ();
 975
 976         application->print_settings = print_settings ? print_settings : gtk_print_settings_new ();
 977
 978         return application->print_settings;
 979 }
 980
 981 void
 982 ev_application_set_print_settings (EvApplication    *application,
 983                                    GtkPrintSettings *settings)
 984 {
 985         GKeyFile *key_file;
 986
 987         g_return_if_fail (GTK_IS_PRINT_SETTINGS (settings));
 988
 989         if (settings == application->print_settings)
 990                 return;
 991
 992         key_file = ev_application_get_print_settings_file (application);
 993
 994         if (application->print_settings)
 995                 g_object_unref (application->print_settings);
 996
 997         application->print_settings = g_object_ref (settings);
 998         gtk_print_settings_to_key_file (settings, key_file, EV_PRINT_SETTINGS_GROUP);
 999 }
1000
1001 GtkPageSetup *
1002 ev_application_get_page_setup (EvApplication *application)
1003 {
1004         GKeyFile     *key_file;
1005         GtkPageSetup *page_setup;
1006
1007         if (application->page_setup)
1008                 return application->page_setup;
1009
1010         key_file = ev_application_get_print_settings_file (application);
1011         page_setup = g_key_file_has_group (key_file, EV_PAGE_SETUP_GROUP) ?
1012                 gtk_page_setup_new_from_key_file (key_file, EV_PAGE_SETUP_GROUP, NULL) :
1013                 gtk_page_setup_new ();
1014
1015         application->page_setup = page_setup ? page_setup : gtk_page_setup_new ();
1016
1017         return application->page_setup;
1018 }
1019
1020 void
1021 ev_application_set_page_setup (EvApplication *application,
1022                                GtkPageSetup  *page_setup)
1023 {
1024         GKeyFile *key_file;
1025
1026         g_return_if_fail (GTK_IS_PAGE_SETUP (page_setup));
1027
1028         if (page_setup == application->page_setup)
1029                 return;
1030
1031         key_file = ev_application_get_print_settings_file (application);
1032
1033         if (application->page_setup)
1034                 g_object_unref (application->page_setup);
1035
1036         application->page_setup = g_object_ref (page_setup);
1037         gtk_page_setup_to_key_file (page_setup, key_file, EV_PAGE_SETUP_GROUP);
1038 }
1039
1040 const gchar *
1041 ev_application_get_dot_dir (EvApplication   *application)
1042 {
1043         return application->dot_dir;
1044 }