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 "ev-application.h"
  24 #include "ev-utils.h"
  25 #include "ev-file-helpers.h"
  26 #include "ev-document-factory.h"
  27 #include "totem-scrsaver.h"
  28
  29 #include <glib.h>
  30 #include <glib/gi18n.h>
  31 #include <glib-object.h>
  32 #include <gtk/gtkfilechooserdialog.h>
  33 #include <gtk/gtkstock.h>
  34 #include <gtk/gtkwidget.h>
  35 #include <gtk/gtkmain.h>
  36
  37 #if WITH_GNOME
  38 #include <libgnomeui/gnome-client.h>
  39 #endif
  40
  41 #ifdef ENABLE_DBUS
  42 #include "ev-application-service.h"
  43 #include <dbus/dbus-glib-bindings.h>
  44 #endif
  45
  46 #include <string.h>
  47
  48 struct _EvApplication {
  49         GObject base_instance;
  50
  51         gchar *toolbars_file;
  52
  53         EggToolbarsModel *toolbars_model;
  54
  55 #ifndef HAVE_GTK_RECENT
  56         EggRecentModel  *recent_model;
  57 #endif
  58
  59         TotemScrsaver *scr_saver;
  60
  61         gchar *last_chooser_uri;
  62
  63 #ifdef WITH_GTK_PRINT
  64         GtkPrintSettings *print_settings;
  65 #if GTK_CHECK_VERSION (2, 11, 0)
  66         gchar            *print_settings_file;
  67 #endif
  68 #endif
  69 };
  70
  71 struct _EvApplicationClass {
  72         GObjectClass base_class;
  73 };
  74
  75 G_DEFINE_TYPE (EvApplication, ev_application, G_TYPE_OBJECT);
  76
  77 #define APPLICATION_SERVICE_NAME "org.gnome.evince.ApplicationService"
  78
  79 #ifdef ENABLE_DBUS
  80 gboolean
  81 ev_application_register_service (EvApplication *application)
  82 {
  83         static DBusGConnection *connection = NULL;
  84         DBusGProxy *driver_proxy;
  85         GError *err = NULL;
  86         guint request_name_result;
  87
  88         if (connection) {
  89                 g_warning ("Service already registered.");
  90                 return FALSE;
  91         }
  92
  93         connection = dbus_g_bus_get (DBUS_BUS_STARTER, &err);
  94         if (connection == NULL) {
  95                 g_warning ("Service registration failed.");
  96                 g_error_free (err);
  97
  98                 return FALSE;
  99         }
 100
 101         driver_proxy = dbus_g_proxy_new_for_name (connection,
 102                                                   DBUS_SERVICE_DBUS,
 103                                                   DBUS_PATH_DBUS,
 104                                                   DBUS_INTERFACE_DBUS);
 105
 106         if (!org_freedesktop_DBus_request_name (driver_proxy,
 107                                                 APPLICATION_SERVICE_NAME,
 108                                                 DBUS_NAME_FLAG_DO_NOT_QUEUE,
 109                                                 &request_name_result, &err)) {
 110                 g_warning ("Service registration failed.");
 111                 g_clear_error (&err);
 112         }
 113
 114         g_object_unref (driver_proxy);
 115
 116         if (request_name_result == DBUS_REQUEST_NAME_REPLY_EXISTS) {
 117                 return FALSE;
 118         }
 119
 120         dbus_g_object_type_install_info (EV_TYPE_APPLICATION,
 121                                          &dbus_glib_ev_application_object_info);
 122         dbus_g_connection_register_g_object (connection,
 123                                              "/org/gnome/evince/Evince",
 124                                              G_OBJECT (application));
 125
 126         application->scr_saver = totem_scrsaver_new (connection);
 127
 128         return TRUE;
 129 }
 130 #endif /* ENABLE_DBUS */
 131
 132 /**
 133  * ev_application_get_instance:
 134  *
 135  * Checks for #EvApplication instance, if it doesn't exist it does create it.
 136  *
 137  * Returns: an instance of the #EvApplication data.
 138  */
 139 EvApplication *
 140 ev_application_get_instance (void)
 141 {
 142         static EvApplication *instance;
 143
 144         if (!instance) {
 145                 instance = EV_APPLICATION (g_object_new (EV_TYPE_APPLICATION, NULL));
 146         }
 147
 148         return instance;
 149 }
 150
 151 #if WITH_GNOME
 152 static void
 153 removed_from_session (GnomeClient *client, EvApplication *application)
 154 {
 155         ev_application_shutdown (application);
 156 }
 157
 158 static gint
 159 save_session (GnomeClient *client, gint phase, GnomeSaveStyle save_style, gint shutdown,
 160               GnomeInteractStyle interact_style, gint fast, EvApplication *application)
 161 {
 162         GList *windows, *l;
 163         char **restart_argv;
 164         int argc = 0, k;
 165
 166         windows = ev_application_get_windows (application);
 167         restart_argv = g_new (char *, g_list_length (windows) + 1);
 168         restart_argv[argc++] = g_strdup ("evince");
 169
 170         for (l = windows; l != NULL; l = l->next) {
 171                 EvWindow *window = EV_WINDOW (l->data);
 172                 restart_argv[argc++] = g_strdup (ev_window_get_uri (window));
 173         }
 174
 175         gnome_client_set_restart_command (client, argc, restart_argv);
 176
 177         for (k = 0; k < argc; k++) {
 178                 g_free (restart_argv[k]);
 179         }
 180
 181         g_list_free (windows);
 182         g_free (restart_argv);
 183
 184         return TRUE;
 185 }
 186
 187 static void
 188 init_session (EvApplication *application)
 189 {
 190         GnomeClient *client;
 191
 192         client = gnome_master_client ();
 193
 194         g_signal_connect (client, "save_yourself",
 195                           G_CALLBACK (save_session), application);
 196         g_signal_connect (client, "die",
 197                           G_CALLBACK (removed_from_session), application);
 198 }
 199 #endif
 200
 201 /**
 202  * ev_display_open_if_needed:
 203  * @name: the name of the display to be open if it's needed.
 204  *
 205  * Search among all the open displays if any of them have the same name as the
 206  * passed name. If the display isn't found it tries the open it.
 207  *
 208  * Returns: a #GdkDisplay of the display with the passed name.
 209  */
 210 static GdkDisplay *
 211 ev_display_open_if_needed (const gchar *name)
 212 {
 213         GSList     *displays;
 214         GSList     *l;
 215         GdkDisplay *display = NULL;
 216
 217         displays = gdk_display_manager_list_displays (gdk_display_manager_get ());
 218
 219         for (l = displays; l != NULL; l = l->next) {
 220                 const gchar *display_name = gdk_display_get_name ((GdkDisplay *) l->data);
 221
 222                 if (g_ascii_strcasecmp (display_name, name) == 0) {
 223                         display = l->data;
 224                         break;
 225                 }
 226         }
 227
 228         g_slist_free (displays);
 229
 230         return display != NULL ? display : gdk_display_open (name);
 231 }
 232
 233 /**
 234  * get_screen_from_args:
 235  * @args: a #GHashTable with data passed to the application.
 236  *
 237  * Looks for the screen in the display available in the hash table passed to the
 238  * application. If the display isn't opened, it's opened and the #GdkScreen
 239  * assigned to the screen in that display returned.
 240  *
 241  * Returns: the #GdkScreen assigned to the screen on the display indicated by
 242  *          the data on the #GHashTable.
 243  */
 244 static GdkScreen *
 245 get_screen_from_args (GHashTable *args)
 246 {
 247         GValue     *value = NULL;
 248         GdkDisplay *display = NULL;
 249         GdkScreen  *screen = NULL;
 250
 251         g_assert (args != NULL);
 252
 253         value = g_hash_table_lookup (args, "display");
 254         if (value) {
 255                 const gchar *display_name;
 256
 257                 display_name = g_value_get_string (value);
 258                 display = ev_display_open_if_needed (display_name);
 259         }
 260
 261         value = g_hash_table_lookup (args, "screen");
 262         if (value) {
 263                 gint screen_number;
 264
 265                 screen_number = g_value_get_int (value);
 266                 screen = gdk_display_get_screen (display, screen_number);
 267         }
 268
 269         return screen;
 270 }
 271
 272 /**
 273  * get_window_run_mode_from_args:
 274  * @args: a #GHashTable with data passed to the application.
 275  *
 276  * It does look if the mode option has been passed from command line, using it
 277  * as the window run mode, otherwise the run mode will be the normal mode.
 278  *
 279  * Returns: The window run mode passed from command line or
 280  *          EV_WINDOW_MODE_NORMAL in other case.
 281  */
 282 static EvWindowRunMode
 283 get_window_run_mode_from_args (GHashTable *args)
 284 {
 285         EvWindowRunMode  mode = EV_WINDOW_MODE_NORMAL;
 286         GValue          *value = NULL;
 287
 288         g_assert (args != NULL);
 289
 290         value = g_hash_table_lookup (args, "mode");
 291         if (value) {
 292                 mode = g_value_get_uint (value);
 293         }
 294
 295         return mode;
 296 }
 297
 298 /**
 299  * get_destination_from_args:
 300  * @args: a #GHashTable with data passed to the application.
 301  *
 302  * It does look for the page-label argument parsed from the command line and
 303  * if it does exist, it returns an #EvLinkDest.
 304  *
 305  * Returns: An #EvLinkDest to page-label if it has been passed from the command
 306  *          line, NULL in other case.
 307  */
 308 static EvLinkDest *
 309 get_destination_from_args (GHashTable *args)
 310 {
 311         EvLinkDest *dest = NULL;
 312         GValue     *value = NULL;
 313
 314         g_assert (args != NULL);
 315
 316         value = g_hash_table_lookup (args, "page-label");
 317         if (value) {
 318                 const gchar *page_label;
 319
 320                 page_label = g_value_get_string (value);
 321                 dest = ev_link_dest_new_page_label (page_label);
 322         }
 323
 324         return dest;
 325 }
 326
 327 /**
 328  * get_unlink_temp_file_from_args:
 329  * @args: a #GHashTable with data passed to the application.
 330  *
 331  * It does look if the unlink-temp-file option has been passed from the command
 332  * line returning it's boolean representation, otherwise it does return %FALSE.
 333  *
 334  * Returns: the boolean representation of the unlink-temp-file value or %FALSE
 335  *          in other case.
 336  */
 337 static gboolean
 338 get_unlink_temp_file_from_args (GHashTable *args)
 339 {
 340         gboolean unlink_temp_file = FALSE;
 341         GValue  *value = NULL;
 342
 343         g_assert (args != NULL);
 344
 345         value = g_hash_table_lookup (args, "unlink-temp-file");
 346         if (value) {
 347                 unlink_temp_file = g_value_get_boolean (value);
 348         }
 349
 350         return unlink_temp_file;
 351 }
 352
 353 /**
 354  * ev_application_open_window:
 355  * @application: The instance of the application.
 356  * @args: A #GHashTable with the arguments data.
 357  * @timestamp: Current time value.
 358  * @error: The #GError facility.
 359  *
 360  * Creates a new window and if the args are available, it's not NULL, it gets
 361  * the screen from them and assigns the just created window to it. At last it
 362  * does show it.
 363  *
 364  * Returns: %TRUE.
 365  */
 366 gboolean
 367 ev_application_open_window (EvApplication  *application,
 368                             GHashTable     *args,
 369                             guint32         timestamp,
 370                             GError        **error)
 371 {
 372         GtkWidget *new_window = ev_window_new ();
 373         GdkScreen *screen = NULL;
 374
 375         if (args) {
 376                 screen = get_screen_from_args (args);
 377         }
 378
 379         if (screen) {
 380                 gtk_window_set_screen (GTK_WINDOW (new_window), screen);
 381         }
 382
 383         gtk_widget_show (new_window);
 384
 385         gtk_window_present_with_time (GTK_WINDOW (new_window),
 386                                       timestamp);
 387         return TRUE;
 388 }
 389
 390 /**
 391  * ev_application_get_empty_window:
 392  * @application: The instance of the application.
 393  * @screen: The screen where the empty window will be search.
 394  *
 395  * It does look if there is any empty window in the indicated screen.
 396  *
 397  * Returns: The first empty #EvWindow in the passed #GdkScreen or NULL in other
 398  *          case.
 399  */
 400 static EvWindow *
 401 ev_application_get_empty_window (EvApplication *application,
 402                                  GdkScreen     *screen)
 403 {
 404         EvWindow *empty_window = NULL;
 405         GList *windows = ev_application_get_windows (application);
 406         GList *l;
 407
 408         for (l = windows; l != NULL; l = l->next) {
 409                 EvWindow *window = EV_WINDOW (l->data);
 410
 411                 if (ev_window_is_empty (window) &&
 412                     gtk_window_get_screen (GTK_WINDOW (window)) == screen) {
 413                         empty_window = window;
 414                         break;
 415                 }
 416         }
 417
 418         g_list_free (windows);
 419
 420         return empty_window;
 421 }
 422
 423 /**
 424  * ev_application_get_uri_window:
 425  * @application: The instance of the application.
 426  * @uri: The uri to be opened.
 427  *
 428  * It looks in the list of the windows for the one with the document represented
 429  * by the passed uri on it. If the window is empty or the document isn't present
 430  * on any window, it will return NULL.
 431  *
 432  * Returns: The #EvWindow where the document represented by the passed uri is
 433  *          shown, NULL in other case.
 434  */
 435 static EvWindow *
 436 ev_application_get_uri_window (EvApplication *application, const char *uri)
 437 {
 438         EvWindow *uri_window = NULL;
 439         GList *windows = gtk_window_list_toplevels ();
 440         GList *l;
 441
 442         g_return_val_if_fail (uri != NULL, NULL);
 443
 444         for (l = windows; l != NULL; l = l->next) {
 445                 if (EV_IS_WINDOW (l->data)) {
 446                         EvWindow *window = EV_WINDOW (l->data);
 447                         const char *window_uri = ev_window_get_uri (window);
 448
 449                         if (window_uri && strcmp (window_uri, uri) == 0 && !ev_window_is_empty (window)) {
 450                                 uri_window = window;
 451                                 break;
 452                         }
 453                 }
 454         }
 455
 456         g_list_free (windows);
 457
 458         return uri_window;
 459 }
 460
 461 /**
 462  * ev_application_open_uri_at_dest:
 463  * @application: The instance of the application.
 464  * @uri: The uri to be opened.
 465  * @screen: Thee screen where the link will be shown.
 466  * @dest: The #EvLinkDest of the document.
 467  * @mode: The run mode of the window.
 468  * @unlink_temp_file: The unlink_temp_file option value.
 469  * @timestamp: Current time value.
 470  */
 471 void
 472 ev_application_open_uri_at_dest (EvApplication  *application,
 473                                  const char     *uri,
 474                                  GdkScreen      *screen,
 475                                  EvLinkDest     *dest,
 476                                  EvWindowRunMode mode,
 477                                  gboolean        unlink_temp_file,
 478                                  guint           timestamp)
 479 {
 480         EvWindow     *new_window;
 481         GtkIconTheme *icon_theme;
 482
 483         g_return_if_fail (uri != NULL);
 484
 485         icon_theme = gtk_icon_theme_get_for_screen (screen);
 486         if (icon_theme) {
 487                 gchar **path = NULL;
 488                 gint    n_paths;
 489                 gint    i;
 490                 gchar  *ev_icons_path;
 491
 492                 /* GtkIconTheme will then look in Evince custom hicolor dir
 493                  * for icons as well as the standard search paths
 494                  */
 495                 ev_icons_path = g_build_filename (DATADIR, "icons", NULL);
 496                 gtk_icon_theme_get_search_path (icon_theme, &path, &n_paths);
 497                 for (i = n_paths - 1; i >= 0; i--) {
 498                         if (g_ascii_strcasecmp (ev_icons_path, path[i]) == 0)
 499                                 break;
 500                 }
 501
 502                 if (i < 0)
 503                         gtk_icon_theme_append_search_path (icon_theme,
 504                                                            ev_icons_path);
 505
 506                 g_free (ev_icons_path);
 507                 g_strfreev (path);
 508         }
 509
 510         new_window = ev_application_get_uri_window (application, uri);
 511
 512         if (new_window == NULL) {
 513                 new_window = ev_application_get_empty_window (application, screen);
 514         }
 515
 516         if (new_window == NULL) {
 517                 new_window = EV_WINDOW (ev_window_new ());
 518         }
 519
 520         if (screen)
 521                 gtk_window_set_screen (GTK_WINDOW (new_window), screen);
 522
 523         /* We need to load uri before showing the window, so
 524            we can restore window size without flickering */
 525         ev_window_open_uri (new_window, uri, dest, mode, unlink_temp_file);
 526
 527         ev_document_fc_mutex_lock ();
 528         gtk_widget_show (GTK_WIDGET (new_window));
 529         ev_document_fc_mutex_unlock ();
 530
 531         gtk_window_present_with_time (GTK_WINDOW (new_window),
 532                                       timestamp);
 533 }
 534
 535 /**
 536  * ev_application_open_uri:
 537  * @application: The instance of the application.
 538  * @uri: The uri to be opened
 539  * @args: A #GHashTable with the arguments data.
 540  * @timestamp: Current time value.
 541  * @error: The #GError facility.
 542  */
 543 gboolean
 544 ev_application_open_uri (EvApplication  *application,
 545                          const char     *uri,
 546                          GHashTable     *args,
 547                          guint           timestamp,
 548                          GError        **error)
 549 {
 550         EvLinkDest      *dest = NULL;
 551         EvWindowRunMode  mode = EV_WINDOW_MODE_NORMAL;
 552         gboolean         unlink_temp_file = FALSE;
 553         GdkScreen       *screen = NULL;
 554
 555         if (args) {
 556                 screen = get_screen_from_args (args);
 557                 dest = get_destination_from_args (args);
 558                 mode = get_window_run_mode_from_args (args);
 559                 unlink_temp_file = (mode == EV_WINDOW_MODE_PREVIEW &&
 560                                     get_unlink_temp_file_from_args (args));
 561         }
 562
 563         ev_application_open_uri_at_dest (application, uri, screen,
 564                                          dest, mode, unlink_temp_file,
 565                                          timestamp);
 566
 567         if (dest)
 568                 g_object_unref (dest);
 569
 570         return TRUE;
 571 }
 572
 573 void
 574 ev_application_open_uri_list (EvApplication *application,
 575                               GSList        *uri_list,
 576                               GdkScreen     *screen,
 577                               guint          timestamp)
 578 {
 579         GSList *l;
 580
 581         for (l = uri_list; l != NULL; l = l->next) {
 582                 ev_application_open_uri_at_dest (application, (char *)l->data,
 583                                                  screen, NULL, 0, FALSE,
 584                                                  timestamp);
 585         }
 586 }
 587
 588 void
 589 ev_application_shutdown (EvApplication *application)
 590 {
 591         if (application->toolbars_model) {
 592                 g_object_unref (application->toolbars_model);
 593                 g_free (application->toolbars_file);
 594                 application->toolbars_model = NULL;
 595                 application->toolbars_file = NULL;
 596         }
 597
 598 #ifndef HAVE_GTK_RECENT
 599         if (application->recent_model) {
 600                 g_object_unref (application->recent_model);
 601                 application->recent_model = NULL;
 602         }
 603 #endif
 604
 605 #ifdef WITH_GTK_PRINT
 606 #if GTK_CHECK_VERSION (2, 11, 0)
 607         if (application->print_settings_file) {
 608                 if (application->print_settings) {
 609                         GError *error = NULL;
 610
 611                         gtk_print_settings_to_file (application->print_settings,
 612                                                     application->print_settings_file,
 613                                                     &error);
 614                         if (error) {
 615                                 g_warning (error->message);
 616                                 g_error_free (error);
 617                         }
 618
 619                         g_object_unref (application->print_settings);
 620                         application->print_settings = NULL;
 621                 }
 622
 623                 g_free (application->print_settings_file);
 624                 application->print_settings_file = NULL;
 625         }
 626 #else /* ! GTK 2.11.0 */
 627         if (application->print_settings) {
 628                 g_object_unref (application->print_settings);
 629                 application->print_settings = NULL;
 630         }
 631 #endif /* GTK 2.11.0 */
 632 #endif /* WITH_GTK_PRINT */
 633
 634         g_free (application->last_chooser_uri);
 635         g_object_unref (application);
 636
 637         gtk_main_quit ();
 638 }
 639
 640 static void
 641 ev_application_class_init (EvApplicationClass *ev_application_class)
 642 {
 643 }
 644
 645 static void
 646 ev_application_init (EvApplication *ev_application)
 647 {
 648 #if WITH_GNOME
 649         init_session (ev_application);
 650 #endif
 651
 652         ev_application->toolbars_model = egg_toolbars_model_new ();
 653
 654         ev_application->toolbars_file = g_build_filename
 655                         (ev_dot_dir (), "evince_toolbar.xml", NULL);
 656
 657         egg_toolbars_model_load_names (ev_application->toolbars_model,
 658                                        DATADIR "/evince-toolbar.xml");
 659
 660         if (!egg_toolbars_model_load_toolbars (ev_application->toolbars_model,
 661                                                ev_application->toolbars_file)) {
 662                 egg_toolbars_model_load_toolbars (ev_application->toolbars_model,
 663                                                   DATADIR"/evince-toolbar.xml");
 664         }
 665
 666         egg_toolbars_model_set_flags (ev_application->toolbars_model, 0,
 667                                       EGG_TB_MODEL_NOT_REMOVABLE);
 668
 669 #ifndef HAVE_GTK_RECENT
 670         ev_application->recent_model = egg_recent_model_new (EGG_RECENT_MODEL_SORT_MRU);
 671         /* FIXME we should add a mime type filter but current eggrecent
 672            has only a varargs style api which does not work well when
 673            the list of mime types is dynamic */
 674         egg_recent_model_set_limit (ev_application->recent_model, 5);
 675         egg_recent_model_set_filter_groups (ev_application->recent_model,
 676                                             "Evince", NULL);
 677 #endif /* HAVE_GTK_RECENT */
 678 }
 679
 680 /**
 681  * ev_application_get_windows:
 682  * @application: The instance of the application.
 683  *
 684  * It creates a list of the top level windows.
 685  *
 686  * Returns: A #GList of the top level windows.
 687  */
 688 GList *
 689 ev_application_get_windows (EvApplication *application)
 690 {
 691         GList *l, *toplevels;
 692         GList *windows = NULL;
 693
 694         toplevels = gtk_window_list_toplevels ();
 695
 696         for (l = toplevels; l != NULL; l = l->next) {
 697                 if (EV_IS_WINDOW (l->data)) {
 698                         windows = g_list_append (windows, l->data);
 699                 }
 700         }
 701
 702         g_list_free (toplevels);
 703
 704         return windows;
 705 }
 706
 707 EggToolbarsModel *
 708 ev_application_get_toolbars_model (EvApplication *application)
 709 {
 710         return application->toolbars_model;
 711 }
 712
 713 #ifndef HAVE_GTK_RECENT
 714 EggRecentModel *
 715 ev_application_get_recent_model (EvApplication *application)
 716 {
 717         return application->recent_model;
 718 }
 719 #endif
 720
 721 void
 722 ev_application_save_toolbars_model (EvApplication *application)
 723 {
 724         egg_toolbars_model_save_toolbars (application->toolbars_model,
 725                                           application->toolbars_file, "1.0");
 726 }
 727
 728 void
 729 ev_application_set_chooser_uri (EvApplication *application, const gchar *uri)
 730 {
 731         g_free (application->last_chooser_uri);
 732         application->last_chooser_uri = g_strdup (uri);
 733 }
 734
 735 const gchar *
 736 ev_application_get_chooser_uri (EvApplication *application)
 737 {
 738         return application->last_chooser_uri;
 739 }
 740
 741 void
 742 ev_application_screensaver_enable (EvApplication *application)
 743 {
 744         if (application->scr_saver)
 745                 totem_scrsaver_enable (application->scr_saver);
 746 }
 747
 748 void
 749 ev_application_screensaver_disable (EvApplication *application)
 750 {
 751         if (application->scr_saver)
 752                 totem_scrsaver_disable (application->scr_saver);
 753 }
 754
 755 #ifdef WITH_GTK_PRINT
 756 GtkPrintSettings *
 757 ev_application_get_print_settings (EvApplication *application)
 758 {
 759         if (application->print_settings)
 760                 return application->print_settings;
 761
 762 #if GTK_CHECK_VERSION (2, 11, 0)
 763         if (!application->print_settings_file) {
 764                 application->print_settings_file =
 765                         g_build_filename (ev_dot_dir (), "print-settings", NULL);
 766         }
 767
 768         if (g_file_test (application->print_settings_file, G_FILE_TEST_IS_REGULAR)) {
 769                 GError *error = NULL;
 770
 771                 application->print_settings =
 772                         gtk_print_settings_new_from_file (application->print_settings_file, &error);
 773
 774                 if (error) {
 775                         g_warning (error->message);
 776                         g_error_free (error);
 777                 } else {
 778                         return application->print_settings;
 779                 }
 780         }
 781 #endif /* GTK 2.11.0 */
 782
 783         application->print_settings = gtk_print_settings_new ();
 784
 785         return application->print_settings;
 786 }
 787
 788 void
 789 ev_application_set_print_settings (EvApplication    *application,
 790                                    GtkPrintSettings *settings)
 791 {
 792         g_return_if_fail (GTK_IS_PRINT_SETTINGS (settings));
 793
 794         if (settings == application->print_settings)
 795                 return;
 796
 797         if (application->print_settings)
 798                 g_object_unref (application->print_settings);
 799
 800         application->print_settings = g_object_ref (settings);
 801 }
 802 #endif /* WITH_GTK_PRINT */