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 #ifdef GDK_WINDOWING_X11
  32 #include <gdk/gdkx.h>
  33 #endif
  34
  35 #include "totem-scrsaver.h"
  36
  37 #ifdef WITH_SMCLIENT
  38 #include "eggsmclient.h"
  39 #endif
  40
  41 #include "ev-application.h"
  42 #include "ev-document-factory.h"
  43 #include "ev-file-helpers.h"
  44 #include "ev-metadata-manager.h"
  45 #include "ev-utils.h"
  46 #include "ev-stock-icons.h"
  47
  48 #ifdef ENABLE_DBUS
  49 #include "ev-media-player-keys.h"
  50 #endif /* ENABLE_DBUS */
  51
  52 #ifdef ENABLE_DBUS
  53 #include <dbus/dbus-glib-bindings.h>
  54 #include "ev-application-service.h"
  55 #endif
  56
  57 static void ev_application_save_print_settings (EvApplication *application);
  58
  59 struct _EvApplication {
  60         GObject base_instance;
  61
  62         gchar *dot_dir;
  63         gchar *data_dir;
  64         gchar *accel_map_file;
  65         gchar *toolbars_file;
  66
  67 #ifdef ENABLE_DBUS
  68         gchar *crashed_file;
  69         guint  crashed_idle;
  70 #endif
  71
  72         EggToolbarsModel *toolbars_model;
  73
  74         TotemScrsaver *scr_saver;
  75
  76 #ifdef WITH_SMCLIENT
  77         EggSMClient *smclient;
  78 #endif
  79
  80         gchar *filechooser_open_uri;
  81         gchar *filechooser_save_uri;
  82
  83 #ifdef ENABLE_DBUS
  84         EvMediaPlayerKeys *keys;
  85 #endif /* ENABLE_DBUS */
  86
  87         GtkPrintSettings *print_settings;
  88         GtkPageSetup     *page_setup;
  89         GKeyFile         *print_settings_file;
  90 };
  91
  92 struct _EvApplicationClass {
  93         GObjectClass base_class;
  94 };
  95
  96 static EvApplication *instance;
  97
  98 G_DEFINE_TYPE (EvApplication, ev_application, G_TYPE_OBJECT);
  99
 100 #define APPLICATION_SERVICE_NAME "org.gnome.evince.ApplicationService"
 101
 102 #define EV_PRINT_SETTINGS_FILE "print-settings"
 103 #define EV_PRINT_SETTINGS_GROUP "Print Settings"
 104 #define EV_PAGE_SETUP_GROUP "Page Setup"
 105
 106 #ifdef ENABLE_DBUS
 107 gboolean
 108 ev_application_register_service (EvApplication *application)
 109 {
 110         static DBusGConnection *connection = NULL;
 111         DBusGProxy *driver_proxy;
 112         GError *err = NULL;
 113         guint request_name_result;
 114
 115         if (connection) {
 116                 g_warning ("Service already registered.");
 117                 return FALSE;
 118         }
 119
 120         connection = dbus_g_bus_get (DBUS_BUS_STARTER, &err);
 121         if (connection == NULL) {
 122                 g_warning ("Service registration failed.");
 123                 g_error_free (err);
 124
 125                 return FALSE;
 126         }
 127
 128         driver_proxy = dbus_g_proxy_new_for_name (connection,
 129                                                   DBUS_SERVICE_DBUS,
 130                                                   DBUS_PATH_DBUS,
 131                                                   DBUS_INTERFACE_DBUS);
 132
 133         if (!org_freedesktop_DBus_request_name (driver_proxy,
 134                                                 APPLICATION_SERVICE_NAME,
 135                                                 DBUS_NAME_FLAG_DO_NOT_QUEUE,
 136                                                 &request_name_result, &err)) {
 137                 g_warning ("Service registration failed.");
 138                 g_clear_error (&err);
 139         }
 140
 141         g_object_unref (driver_proxy);
 142
 143         if (request_name_result == DBUS_REQUEST_NAME_REPLY_EXISTS) {
 144                 return FALSE;
 145         }
 146
 147         dbus_g_object_type_install_info (EV_TYPE_APPLICATION,
 148                                          &dbus_glib_ev_application_object_info);
 149         dbus_g_connection_register_g_object (connection,
 150                                              "/org/gnome/evince/Evince",
 151                                              G_OBJECT (application));
 152
 153         application->scr_saver = totem_scrsaver_new (connection);
 154
 155         ev_metadata_manager_init ();
 156
 157         return TRUE;
 158 }
 159 #endif /* ENABLE_DBUS */
 160
 161 /**
 162  * ev_application_get_instance:
 163  *
 164  * Checks for #EvApplication instance, if it doesn't exist it does create it.
 165  *
 166  * Returns: an instance of the #EvApplication data.
 167  */
 168 EvApplication *
 169 ev_application_get_instance (void)
 170 {
 171         if (!instance) {
 172                 instance = EV_APPLICATION (g_object_new (EV_TYPE_APPLICATION, NULL));
 173         }
 174
 175         return instance;
 176 }
 177
 178 /* Session */
 179 static void
 180 save_session (EvApplication *application,
 181               GList         *windows_list,
 182               GKeyFile      *state_file)
 183 {
 184         GList *l;
 185         gint i;
 186         const gchar **uri_list;
 187         const gchar *empty = "empty-window";
 188
 189         uri_list = g_new (const gchar *, g_list_length (windows_list));
 190         for (l = windows_list, i = 0; l != NULL; l = g_list_next (l), i++) {
 191                 EvWindow *window = EV_WINDOW (l->data);
 192
 193                 if (ev_window_is_empty (window))
 194                         uri_list[i] = empty;
 195                 else
 196                         uri_list[i] = ev_window_get_uri (window);
 197         }
 198         g_key_file_set_string_list (state_file,
 199                                     "Evince",
 200                                     "documents",
 201                                     (const char **)uri_list,
 202                                     i);
 203         g_free (uri_list);
 204 }
 205
 206 #ifdef ENABLE_DBUS
 207 static void
 208 ev_application_save_session_crashed (EvApplication *application)
 209 {
 210         GList *windows;
 211
 212         windows = ev_application_get_windows (application);
 213         if (windows) {
 214                 GKeyFile *crashed_file;
 215                 gchar    *data;
 216                 gssize    data_length;
 217                 GError   *error = NULL;
 218
 219                 crashed_file = g_key_file_new ();
 220                 save_session (application, windows, crashed_file);
 221
 222                 data = g_key_file_to_data (crashed_file, (gsize *)&data_length, NULL);
 223                 g_file_set_contents (application->crashed_file, data, data_length, &error);
 224                 if (error) {
 225                         g_warning ("%s", error->message);
 226                         g_error_free (error);
 227                 }
 228                 g_free (data);
 229                 g_key_file_free (crashed_file);
 230         } else if (g_file_test (application->crashed_file, G_FILE_TEST_IS_REGULAR)) {
 231                 GFile *file;
 232
 233                 file = g_file_new_for_path (application->crashed_file);
 234                 g_file_delete (file, NULL, NULL);
 235                 g_object_unref (file);
 236         }
 237 }
 238
 239 static gboolean
 240 save_session_crashed_in_idle_cb (EvApplication *application)
 241 {
 242         ev_application_save_session_crashed (application);
 243         application->crashed_idle = 0;
 244
 245         return FALSE;
 246 }
 247
 248 static void
 249 save_session_crashed_in_idle (EvApplication *application)
 250 {
 251         if (application->crashed_idle > 0)
 252                 g_source_remove (application->crashed_idle);
 253         application->crashed_idle =
 254                 g_idle_add ((GSourceFunc)save_session_crashed_in_idle_cb,
 255                             application);
 256 }
 257
 258 static gboolean
 259 ev_application_run_crash_recovery_dialog (EvApplication *application,
 260                                           const gchar  **files)
 261 {
 262         GtkWidget *dialog;
 263         gint       response;
 264
 265         /* Do not show the recover dialog if the requested file is the
 266          * only one to be recovered
 267          */
 268         if (files && g_strv_length ((gchar **)files) == 1) {
 269                 GKeyFile *state_file;
 270                 gchar   **uri_list;
 271
 272                 state_file = g_key_file_new ();
 273                 g_key_file_load_from_file (state_file,
 274                                            application->crashed_file,
 275                                            G_KEY_FILE_NONE,
 276                                            NULL);
 277                 uri_list = g_key_file_get_string_list (state_file,
 278                                                        "Evince",
 279                                                        "documents",
 280                                                        NULL, NULL);
 281                 if (uri_list && g_strv_length (uri_list) == 1) {
 282                         GFile *file;
 283                         gchar *uri;
 284
 285                         file = g_file_new_for_commandline_arg (files[0]);
 286                         uri = g_file_get_uri (file);
 287                         g_object_unref (file);
 288                         if (g_ascii_strcasecmp (uri, uri_list[0]) == 0) {
 289                                 g_strfreev (uri_list);
 290                                 g_key_file_free (state_file);
 291                                 g_free (uri);
 292
 293                                 return FALSE;
 294                         }
 295                         g_free (uri);
 296                         g_strfreev (uri_list);
 297                 }
 298                 g_key_file_free (state_file);
 299         }
 300
 301         dialog = gtk_message_dialog_new (NULL,
 302                                          GTK_DIALOG_MODAL,
 303                                          GTK_MESSAGE_WARNING,
 304                                          GTK_BUTTONS_NONE,
 305                                          _("Recover previous documents?"));
 306         gtk_message_dialog_format_secondary_text (
 307                 GTK_MESSAGE_DIALOG (dialog),
 308                 _("Evince appears to have exited unexpectedly the last time "
 309                   "it was run. You can recover the opened documents."));
 310
 311         gtk_dialog_add_button (GTK_DIALOG (dialog),
 312                                _("_Don't Recover"),
 313                                GTK_RESPONSE_CANCEL);
 314         gtk_dialog_add_button (GTK_DIALOG (dialog),
 315                                _("_Recover"),
 316                                GTK_RESPONSE_ACCEPT);
 317
 318         gtk_window_set_title (GTK_WINDOW (dialog), _("Crash Recovery"));
 319         gtk_window_set_icon_name (GTK_WINDOW (dialog), "evince");
 320         gtk_window_set_position (GTK_WINDOW (dialog), GTK_WIN_POS_CENTER);
 321         gtk_window_set_skip_taskbar_hint (GTK_WINDOW (dialog), FALSE);
 322         gtk_dialog_set_default_response (GTK_DIALOG (dialog), GTK_RESPONSE_ACCEPT);
 323
 324         response = gtk_dialog_run (GTK_DIALOG (dialog));
 325         gtk_widget_destroy (dialog);
 326
 327         return response == GTK_RESPONSE_ACCEPT;
 328 }
 329 #endif /* ENABLE_DBUS */
 330
 331 gboolean
 332 ev_application_load_session (EvApplication *application,
 333                              const gchar  **files)
 334 {
 335         GKeyFile *state_file;
 336         gchar   **uri_list;
 337
 338 #ifdef WITH_SMCLIENT
 339         if (egg_sm_client_is_resumed (application->smclient)) {
 340                 state_file = egg_sm_client_get_state_file (application->smclient);
 341                 if (!state_file)
 342                         return FALSE;
 343         } else
 344 #endif /* WITH_SMCLIENT */
 345 #ifdef ENABLE_DBUS
 346         if (g_file_test (application->crashed_file, G_FILE_TEST_IS_REGULAR)) {
 347                 if (ev_application_run_crash_recovery_dialog (application, files)) {
 348                         state_file = g_key_file_new ();
 349                         g_key_file_load_from_file (state_file,
 350                                                    application->crashed_file,
 351                                                    G_KEY_FILE_NONE,
 352                                                    NULL);
 353                 } else {
 354                         return FALSE;
 355                 }
 356         } else
 357 #endif /* ENABLE_DBUS */
 358                 return FALSE;
 359
 360         uri_list = g_key_file_get_string_list (state_file,
 361                                                "Evince",
 362                                                "documents",
 363                                                NULL, NULL);
 364         if (uri_list) {
 365                 gint i;
 366
 367                 for (i = 0; uri_list[i]; i++) {
 368                         if (g_ascii_strcasecmp (uri_list[i], "empty-window") == 0)
 369                                 ev_application_open_window (application, NULL, GDK_CURRENT_TIME, NULL);
 370                         else
 371                                 ev_application_open_uri (application, uri_list[i], NULL, GDK_CURRENT_TIME, NULL);
 372                 }
 373                 g_strfreev (uri_list);
 374         }
 375         g_key_file_free (state_file);
 376
 377         return TRUE;
 378 }
 379
 380 #ifdef WITH_SMCLIENT
 381
 382 static void
 383 smclient_save_state_cb (EggSMClient   *client,
 384                         GKeyFile      *state_file,
 385                         EvApplication *application)
 386 {
 387         GList *windows;
 388
 389         windows = ev_application_get_windows (application);
 390         if (windows) {
 391                 save_session (application, windows, state_file);
 392                 g_list_free (windows);
 393         }
 394 }
 395
 396 static void
 397 smclient_quit_cb (EggSMClient   *client,
 398                   EvApplication *application)
 399 {
 400         ev_application_shutdown (application);
 401 }
 402
 403 #endif /* WITH_SMCLIENT */
 404
 405 static void
 406 ev_application_init_session (EvApplication *application)
 407 {
 408 #ifdef ENABLE_DBUS
 409         application->crashed_file = g_build_filename (application->dot_dir,
 410                                                       "evince-crashed", NULL);
 411 #endif
 412
 413 #ifdef WITH_SMCLIENT
 414         application->smclient = egg_sm_client_get ();
 415         g_signal_connect (application->smclient, "save_state",
 416                           G_CALLBACK (smclient_save_state_cb),
 417                           application);
 418         g_signal_connect (application->smclient, "quit",
 419                           G_CALLBACK (smclient_quit_cb),
 420                           application);
 421 #endif
 422 }
 423
 424 /**
 425  * ev_display_open_if_needed:
 426  * @name: the name of the display to be open if it's needed.
 427  *
 428  * Search among all the open displays if any of them have the same name as the
 429  * passed name. If the display isn't found it tries the open it.
 430  *
 431  * Returns: a #GdkDisplay of the display with the passed name.
 432  */
 433 static GdkDisplay *
 434 ev_display_open_if_needed (const gchar *name)
 435 {
 436         GSList     *displays;
 437         GSList     *l;
 438         GdkDisplay *display = NULL;
 439
 440         displays = gdk_display_manager_list_displays (gdk_display_manager_get ());
 441
 442         for (l = displays; l != NULL; l = l->next) {
 443                 const gchar *display_name = gdk_display_get_name ((GdkDisplay *) l->data);
 444
 445                 if (g_ascii_strcasecmp (display_name, name) == 0) {
 446                         display = l->data;
 447                         break;
 448                 }
 449         }
 450
 451         g_slist_free (displays);
 452
 453         return display != NULL ? display : gdk_display_open (name);
 454 }
 455
 456 /**
 457  * get_screen_from_args:
 458  * @args: a #GHashTable with data passed to the application.
 459  *
 460  * Looks for the screen in the display available in the hash table passed to the
 461  * application. If the display isn't opened, it's opened and the #GdkScreen
 462  * assigned to the screen in that display returned.
 463  *
 464  * Returns: the #GdkScreen assigned to the screen on the display indicated by
 465  *          the data on the #GHashTable.
 466  */
 467 static GdkScreen *
 468 get_screen_from_args (GHashTable *args)
 469 {
 470         GValue     *value = NULL;
 471         GdkDisplay *display = NULL;
 472         GdkScreen  *screen = NULL;
 473
 474         g_assert (args != NULL);
 475
 476         value = g_hash_table_lookup (args, "display");
 477         if (value) {
 478                 const gchar *display_name;
 479
 480                 display_name = g_value_get_string (value);
 481                 display = ev_display_open_if_needed (display_name);
 482         }
 483
 484         value = g_hash_table_lookup (args, "screen");
 485         if (value) {
 486                 gint screen_number;
 487
 488                 screen_number = g_value_get_int (value);
 489                 screen = gdk_display_get_screen (display, screen_number);
 490         }
 491
 492         return screen;
 493 }
 494
 495 /**
 496  * get_window_run_mode_from_args:
 497  * @args: a #GHashTable with data passed to the application.
 498  *
 499  * It does look if the mode option has been passed from command line, using it
 500  * as the window run mode, otherwise the run mode will be the normal mode.
 501  *
 502  * Returns: The window run mode passed from command line or
 503  *          EV_WINDOW_MODE_NORMAL in other case.
 504  */
 505 static EvWindowRunMode
 506 get_window_run_mode_from_args (GHashTable *args)
 507 {
 508         EvWindowRunMode  mode = EV_WINDOW_MODE_NORMAL;
 509         GValue          *value = NULL;
 510
 511         g_assert (args != NULL);
 512
 513         value = g_hash_table_lookup (args, "mode");
 514         if (value) {
 515                 mode = g_value_get_uint (value);
 516         }
 517
 518         return mode;
 519 }
 520
 521 /**
 522  * get_destination_from_args:
 523  * @args: a #GHashTable with data passed to the application.
 524  *
 525  * It does look for the page-label argument parsed from the command line and
 526  * if it does exist, it returns an #EvLinkDest.
 527  *
 528  * Returns: An #EvLinkDest to page-label if it has been passed from the command
 529  *          line, NULL in other case.
 530  */
 531 static EvLinkDest *
 532 get_destination_from_args (GHashTable *args)
 533 {
 534         EvLinkDest *dest = NULL;
 535         GValue     *value = NULL;
 536
 537         g_assert (args != NULL);
 538
 539         value = g_hash_table_lookup (args, "page-label");
 540         if (value) {
 541                 const gchar *page_label;
 542
 543                 page_label = g_value_get_string (value);
 544                 dest = ev_link_dest_new_page_label (page_label);
 545         }
 546
 547         return dest;
 548 }
 549
 550 static const gchar *
 551 get_find_string_from_args (GHashTable *args)
 552 {
 553         GValue *value = NULL;
 554
 555         g_assert (args != NULL);
 556
 557         value = g_hash_table_lookup (args, "find-string");
 558
 559         return value ? g_value_get_string (value) : NULL;
 560 }
 561
 562 /**
 563  * ev_application_open_window:
 564  * @application: The instance of the application.
 565  * @args: A #GHashTable with the arguments data.
 566  * @timestamp: Current time value.
 567  * @error: The #GError facility.
 568  *
 569  * Creates a new window and if the args are available, it's not NULL, it gets
 570  * the screen from them and assigns the just created window to it. At last it
 571  * does show it.
 572  *
 573  * Returns: %TRUE.
 574  */
 575 gboolean
 576 ev_application_open_window (EvApplication  *application,
 577                             GHashTable     *args,
 578                             guint32         timestamp,
 579                             GError        **error)
 580 {
 581         GtkWidget *new_window = ev_window_new ();
 582         GdkScreen *screen = NULL;
 583
 584         if (args) {
 585                 screen = get_screen_from_args (args);
 586         }
 587
 588         if (screen) {
 589                 ev_stock_icons_set_screen (screen);
 590                 gtk_window_set_screen (GTK_WINDOW (new_window), screen);
 591         }
 592
 593 #ifdef ENABLE_DBUS
 594         ev_application_save_session_crashed (application);
 595         g_signal_connect_swapped (new_window, "destroy",
 596                                   G_CALLBACK (save_session_crashed_in_idle),
 597                                   application);
 598 #endif
 599
 600         if (!GTK_WIDGET_REALIZED (new_window))
 601                 gtk_widget_realize (new_window);
 602
 603 #ifdef GDK_WINDOWING_X11
 604         if (timestamp <= 0)
 605                 timestamp = gdk_x11_get_server_time (GTK_WIDGET (new_window)->window);
 606         gdk_x11_window_set_user_time (GTK_WIDGET (new_window)->window, timestamp);
 607
 608         gtk_window_present (GTK_WINDOW (new_window));
 609 #else
 610         gtk_window_present_with_time (GTK_WINDOW (new_window), timestamp);
 611 #endif /* GDK_WINDOWING_X11 */
 612
 613         return TRUE;
 614 }
 615
 616 /**
 617  * ev_application_get_empty_window:
 618  * @application: The instance of the application.
 619  * @screen: The screen where the empty window will be search.
 620  *
 621  * It does look if there is any empty window in the indicated screen.
 622  *
 623  * Returns: The first empty #EvWindow in the passed #GdkScreen or NULL in other
 624  *          case.
 625  */
 626 static EvWindow *
 627 ev_application_get_empty_window (EvApplication *application,
 628                                  GdkScreen     *screen)
 629 {
 630         EvWindow *empty_window = NULL;
 631         GList *windows = ev_application_get_windows (application);
 632         GList *l;
 633
 634         for (l = windows; l != NULL; l = l->next) {
 635                 EvWindow *window = EV_WINDOW (l->data);
 636
 637                 if (ev_window_is_empty (window) &&
 638                     gtk_window_get_screen (GTK_WINDOW (window)) == screen) {
 639                         empty_window = window;
 640                         break;
 641                 }
 642         }
 643
 644         g_list_free (windows);
 645
 646         return empty_window;
 647 }
 648
 649 /**
 650  * ev_application_get_uri_window:
 651  * @application: The instance of the application.
 652  * @uri: The uri to be opened.
 653  *
 654  * It looks in the list of the windows for the one with the document represented
 655  * by the passed uri on it. If the window is empty or the document isn't present
 656  * on any window, it will return NULL.
 657  *
 658  * Returns: The #EvWindow where the document represented by the passed uri is
 659  *          shown, NULL in other case.
 660  */
 661 static EvWindow *
 662 ev_application_get_uri_window (EvApplication *application, const char *uri)
 663 {
 664         EvWindow *uri_window = NULL;
 665         GList *windows = gtk_window_list_toplevels ();
 666         GList *l;
 667
 668         g_return_val_if_fail (uri != NULL, NULL);
 669
 670         for (l = windows; l != NULL; l = l->next) {
 671                 if (EV_IS_WINDOW (l->data)) {
 672                         EvWindow *window = EV_WINDOW (l->data);
 673                         const char *window_uri = ev_window_get_uri (window);
 674
 675                         if (window_uri && strcmp (window_uri, uri) == 0 && !ev_window_is_empty (window)) {
 676                                 uri_window = window;
 677                                 break;
 678                         }
 679                 }
 680         }
 681
 682         g_list_free (windows);
 683
 684         return uri_window;
 685 }
 686
 687 /**
 688  * ev_application_open_uri_at_dest:
 689  * @application: The instance of the application.
 690  * @uri: The uri to be opened.
 691  * @screen: Thee screen where the link will be shown.
 692  * @dest: The #EvLinkDest of the document.
 693  * @mode: The run mode of the window.
 694  * @timestamp: Current time value.
 695  */
 696 void
 697 ev_application_open_uri_at_dest (EvApplication  *application,
 698                                  const char     *uri,
 699                                  GdkScreen      *screen,
 700                                  EvLinkDest     *dest,
 701                                  EvWindowRunMode mode,
 702                                  const gchar    *search_string,
 703                                  guint           timestamp)
 704 {
 705         EvWindow *new_window;
 706
 707         g_return_if_fail (uri != NULL);
 708
 709         new_window = ev_application_get_uri_window (application, uri);
 710
 711         if (new_window == NULL) {
 712                 new_window = ev_application_get_empty_window (application, screen);
 713         }
 714
 715         if (new_window == NULL) {
 716                 new_window = EV_WINDOW (ev_window_new ());
 717         }
 718
 719         if (screen) {
 720                 ev_stock_icons_set_screen (screen);
 721                 gtk_window_set_screen (GTK_WINDOW (new_window), screen);
 722         }
 723
 724         /* We need to load uri before showing the window, so
 725            we can restore window size without flickering */
 726         ev_window_open_uri (new_window, uri, dest, mode, search_string);
 727
 728 #ifdef ENABLE_DBUS
 729         ev_application_save_session_crashed (application);
 730         g_signal_connect_swapped (new_window, "destroy",
 731                                   G_CALLBACK (save_session_crashed_in_idle),
 732                                   application);
 733 #endif
 734
 735         if (!GTK_WIDGET_REALIZED (GTK_WIDGET (new_window)))
 736                 gtk_widget_realize (GTK_WIDGET (new_window));
 737
 738 #ifdef GDK_WINDOWING_X11
 739         if (timestamp <= 0)
 740                 timestamp = gdk_x11_get_server_time (GTK_WIDGET (new_window)->window);
 741         gdk_x11_window_set_user_time (GTK_WIDGET (new_window)->window, timestamp);
 742
 743         ev_document_fc_mutex_lock ();
 744         gtk_window_present (GTK_WINDOW (new_window));
 745         ev_document_fc_mutex_unlock ();
 746 #else
 747         ev_document_fc_mutex_lock ();
 748         gtk_window_present_with_time (GTK_WINDOW (new_window), timestamp);
 749         ev_document_fc_mutex_unlock ();
 750 #endif /* GDK_WINDOWING_X11 */
 751 }
 752
 753 /**
 754  * ev_application_open_uri:
 755  * @application: The instance of the application.
 756  * @uri: The uri to be opened
 757  * @args: A #GHashTable with the arguments data.
 758  * @timestamp: Current time value.
 759  * @error: The #GError facility.
 760  */
 761 gboolean
 762 ev_application_open_uri (EvApplication  *application,
 763                          const char     *uri,
 764                          GHashTable     *args,
 765                          guint           timestamp,
 766                          GError        **error)
 767 {
 768         EvLinkDest      *dest = NULL;
 769         EvWindowRunMode  mode = EV_WINDOW_MODE_NORMAL;
 770         const gchar     *search_string = NULL;
 771         GdkScreen       *screen = NULL;
 772
 773         if (args) {
 774                 screen = get_screen_from_args (args);
 775                 dest = get_destination_from_args (args);
 776                 mode = get_window_run_mode_from_args (args);
 777                 search_string = get_find_string_from_args (args);
 778         }
 779
 780         ev_application_open_uri_at_dest (application, uri, screen,
 781                                          dest, mode, search_string,
 782                                          timestamp);
 783
 784         if (dest)
 785                 g_object_unref (dest);
 786
 787         return TRUE;
 788 }
 789
 790 void
 791 ev_application_open_uri_list (EvApplication *application,
 792                               GSList        *uri_list,
 793                               GdkScreen     *screen,
 794                               guint          timestamp)
 795 {
 796         GSList *l;
 797
 798         for (l = uri_list; l != NULL; l = l->next) {
 799                 ev_application_open_uri_at_dest (application, (char *)l->data,
 800                                                  screen, NULL, 0, NULL,
 801                                                  timestamp);
 802         }
 803 }
 804
 805 void
 806 ev_application_shutdown (EvApplication *application)
 807 {
 808 #ifdef ENABLE_DBUS
 809         if (application->crashed_file) {
 810                 ev_application_save_session_crashed (application);
 811                 g_free (application->crashed_file);
 812                 application->crashed_file = NULL;
 813         }
 814 #endif
 815
 816         if (application->accel_map_file) {
 817                 gtk_accel_map_save (application->accel_map_file);
 818                 g_free (application->accel_map_file);
 819                 application->accel_map_file = NULL;
 820         }
 821
 822         if (application->toolbars_model) {
 823                 g_object_unref (application->toolbars_model);
 824                 g_free (application->toolbars_file);
 825                 application->toolbars_model = NULL;
 826                 application->toolbars_file = NULL;
 827         }
 828
 829         ev_application_save_print_settings (application);
 830
 831         if (application->print_settings_file) {
 832                 g_key_file_free (application->print_settings_file);
 833                 application->print_settings_file = NULL;
 834         }
 835
 836         if (application->print_settings) {
 837                 g_object_unref (application->print_settings);
 838                 application->print_settings = NULL;
 839         }
 840
 841         if (application->page_setup) {
 842                 g_object_unref (application->page_setup);
 843                 application->page_setup = NULL;
 844         }
 845
 846 #ifdef ENABLE_DBUS
 847         if (application->keys) {
 848                 g_object_unref (application->keys);
 849                 application->keys = NULL;
 850         }
 851 #endif /* ENABLE_DBUS */
 852
 853         ev_metadata_manager_shutdown ();
 854
 855         g_free (application->dot_dir);
 856         application->dot_dir = NULL;
 857         g_free (application->data_dir);
 858         application->data_dir = NULL;
 859         g_free (application->filechooser_open_uri);
 860         application->filechooser_open_uri = NULL;
 861         g_free (application->filechooser_save_uri);
 862         application->filechooser_save_uri = NULL;
 863
 864         g_object_unref (application);
 865         instance = NULL;
 866
 867         gtk_main_quit ();
 868 }
 869
 870 static void
 871 ev_application_class_init (EvApplicationClass *ev_application_class)
 872 {
 873 }
 874
 875 static void
 876 ev_application_init (EvApplication *ev_application)
 877 {
 878         gint i;
 879         const gchar *home_dir;
 880         gchar *toolbar_path;
 881
 882         ev_application->dot_dir = g_build_filename (g_get_home_dir (),
 883                                                     ".gnome2",
 884                                                     "evince",
 885                                                     NULL);
 886
 887         /* FIXME: why make this fatal? */
 888         if (!ev_dir_ensure_exists (ev_application->dot_dir, 0700))
 889                 exit (1);
 890
 891 #ifdef G_OS_WIN32
 892 {
 893         gchar *dir;
 894
 895         dir = g_win32_get_package_installation_directory_of_module (NULL);
 896         ev_application->data_dir = g_build_filename (dir, "share", "evince", NULL);
 897         g_free (dir);
 898 }
 899 #else
 900         ev_application->data_dir = g_strdup (DATADIR);
 901 #endif
 902
 903         ev_application_init_session (ev_application);
 904
 905         home_dir = g_get_home_dir ();
 906         if (home_dir) {
 907                 ev_application->accel_map_file = g_build_filename (home_dir,
 908                                                                    ".gnome2",
 909                                                                    "accels",
 910                                                                    "evince",
 911                                                                    NULL);
 912                 gtk_accel_map_load (ev_application->accel_map_file);
 913         }
 914
 915         ev_application->toolbars_model = egg_toolbars_model_new ();
 916
 917         ev_application->toolbars_file = g_build_filename
 918                         (ev_application->dot_dir, "evince_toolbar.xml", NULL);
 919
 920         toolbar_path = g_build_filename (ev_application->data_dir,
 921                                          "evince-toolbar.xml", NULL);
 922         egg_toolbars_model_load_names (ev_application->toolbars_model,
 923                                        toolbar_path);
 924
 925         if (!egg_toolbars_model_load_toolbars (ev_application->toolbars_model,
 926                                                ev_application->toolbars_file)) {
 927                 egg_toolbars_model_load_toolbars (ev_application->toolbars_model,
 928                                                   toolbar_path);
 929         }
 930         g_free (toolbar_path);
 931
 932         /* Open item doesn't exist anymore,
 933          * convert it to OpenRecent for compatibility
 934          */
 935         for (i = 0; i < egg_toolbars_model_n_items (ev_application->toolbars_model, 0); i++) {
 936                 const gchar *item;
 937
 938                 item = egg_toolbars_model_item_nth (ev_application->toolbars_model, 0, i);
 939                 if (g_ascii_strcasecmp (item, "FileOpen") == 0) {
 940                         egg_toolbars_model_remove_item (ev_application->toolbars_model, 0, i);
 941                         egg_toolbars_model_add_item (ev_application->toolbars_model, 0, i,
 942                                                      "FileOpenRecent");
 943                         ev_application_save_toolbars_model (ev_application);
 944                         break;
 945                 }
 946         }
 947
 948         egg_toolbars_model_set_flags (ev_application->toolbars_model, 0,
 949                                       EGG_TB_MODEL_NOT_REMOVABLE);
 950
 951 #ifdef ENABLE_DBUS
 952         ev_application->keys = ev_media_player_keys_new ();
 953 #endif /* ENABLE_DBUS */
 954 }
 955
 956 /**
 957  * ev_application_get_windows:
 958  * @application: The instance of the application.
 959  *
 960  * It creates a list of the top level windows.
 961  *
 962  * Returns: A #GList of the top level windows.
 963  */
 964 GList *
 965 ev_application_get_windows (EvApplication *application)
 966 {
 967         GList *l, *toplevels;
 968         GList *windows = NULL;
 969
 970         toplevels = gtk_window_list_toplevels ();
 971
 972         for (l = toplevels; l != NULL; l = l->next) {
 973                 if (EV_IS_WINDOW (l->data)) {
 974                         windows = g_list_append (windows, l->data);
 975                 }
 976         }
 977
 978         g_list_free (toplevels);
 979
 980         return windows;
 981 }
 982
 983 /**
 984  * ev_application_get_media_keys:
 985  * @application: The instance of the application.
 986  *
 987  * It gives you access to the media player keys handler object.
 988  *
 989  * Returns: A #EvMediaPlayerKeys.
 990  */
 991 GObject *
 992 ev_application_get_media_keys (EvApplication *application)
 993 {
 994 #ifdef ENABLE_DBUS
 995         return G_OBJECT (application->keys);
 996 #else
 997         return NULL;
 998 #endif /* ENABLE_DBUS */
 999 }
1000
1001 EggToolbarsModel *
1002 ev_application_get_toolbars_model (EvApplication *application)
1003 {
1004         return application->toolbars_model;
1005 }
1006
1007 void
1008 ev_application_save_toolbars_model (EvApplication *application)
1009 {
1010         egg_toolbars_model_save_toolbars (application->toolbars_model,
1011                                           application->toolbars_file, "1.0");
1012 }
1013
1014 void
1015 ev_application_set_filechooser_uri (EvApplication       *application,
1016                                     GtkFileChooserAction action,
1017                                     const gchar         *uri)
1018 {
1019         if (action == GTK_FILE_CHOOSER_ACTION_OPEN) {
1020                 g_free (application->filechooser_open_uri);
1021                 application->filechooser_open_uri = g_strdup (uri);
1022         } else if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
1023                 g_free (application->filechooser_save_uri);
1024                 application->filechooser_save_uri = g_strdup (uri);
1025         }
1026 }
1027
1028 const gchar *
1029 ev_application_get_filechooser_uri (EvApplication       *application,
1030                                     GtkFileChooserAction action)
1031 {
1032         if (action == GTK_FILE_CHOOSER_ACTION_OPEN) {
1033                 if (application->filechooser_open_uri)
1034                         return application->filechooser_open_uri;
1035         } else if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
1036                 if (application->filechooser_save_uri)
1037                         return application->filechooser_save_uri;
1038         }
1039
1040         return NULL;
1041 }
1042
1043 void
1044 ev_application_screensaver_enable (EvApplication *application)
1045 {
1046         if (application->scr_saver)
1047                 totem_scrsaver_enable (application->scr_saver);
1048 }
1049
1050 void
1051 ev_application_screensaver_disable (EvApplication *application)
1052 {
1053         if (application->scr_saver)
1054                 totem_scrsaver_disable (application->scr_saver);
1055 }
1056
1057 static GKeyFile *
1058 ev_application_get_print_settings_file (EvApplication *application)
1059 {
1060         gchar *filename;
1061
1062         if (application->print_settings_file)
1063                 return application->print_settings_file;
1064
1065         application->print_settings_file = g_key_file_new ();
1066
1067         filename = g_build_filename (ev_application_get_dot_dir (application), EV_PRINT_SETTINGS_FILE, NULL);
1068         if (g_file_test (filename, G_FILE_TEST_IS_REGULAR)) {
1069                 GError *error = NULL;
1070
1071                 g_key_file_load_from_file (application->print_settings_file,
1072                                            filename,
1073                                            G_KEY_FILE_KEEP_COMMENTS |
1074                                            G_KEY_FILE_KEEP_TRANSLATIONS,
1075                                            &error);
1076                 if (error) {
1077                         g_warning ("%s", error->message);
1078                         g_error_free (error);
1079                 }
1080         }
1081         g_free (filename);
1082
1083         return application->print_settings_file;
1084 }
1085
1086 static void
1087 ev_application_save_print_settings (EvApplication *application)
1088 {
1089         GKeyFile *key_file;
1090         gchar    *filename;
1091         gchar    *data;
1092         gssize    data_length;
1093         GError   *error = NULL;
1094
1095         if (!application->print_settings && !application->page_setup)
1096                 return;
1097
1098         key_file = ev_application_get_print_settings_file (application);
1099         if (application->print_settings)
1100                 gtk_print_settings_to_key_file (application->print_settings,
1101                                                 key_file,
1102                                                 EV_PRINT_SETTINGS_GROUP);
1103         if (application->page_setup)
1104                 gtk_page_setup_to_key_file (application->page_setup,
1105                                             key_file,
1106                                             EV_PAGE_SETUP_GROUP);
1107
1108         filename = g_build_filename (ev_application_get_dot_dir (application), EV_PRINT_SETTINGS_FILE, NULL);
1109         data = g_key_file_to_data (key_file, (gsize *)&data_length, NULL);
1110         g_file_set_contents (filename, data, data_length, &error);
1111         if (error) {
1112                 g_warning ("%s", error->message);
1113                 g_error_free (error);
1114         }
1115         g_free (data);
1116         g_free (filename);
1117 }
1118
1119 GtkPrintSettings *
1120 ev_application_get_print_settings (EvApplication *application)
1121 {
1122         GKeyFile         *key_file;
1123         GtkPrintSettings *print_settings;
1124
1125         if (application->print_settings)
1126                 return application->print_settings;
1127
1128         key_file = ev_application_get_print_settings_file (application);
1129         print_settings = g_key_file_has_group (key_file, EV_PRINT_SETTINGS_GROUP) ?
1130                 gtk_print_settings_new_from_key_file (key_file, EV_PRINT_SETTINGS_GROUP, NULL) :
1131                 gtk_print_settings_new ();
1132
1133         application->print_settings = print_settings ? print_settings : gtk_print_settings_new ();
1134
1135         return application->print_settings;
1136 }
1137
1138 void
1139 ev_application_set_print_settings (EvApplication    *application,
1140                                    GtkPrintSettings *settings)
1141 {
1142         GKeyFile *key_file;
1143
1144         g_return_if_fail (GTK_IS_PRINT_SETTINGS (settings));
1145
1146         if (settings == application->print_settings)
1147                 return;
1148
1149         key_file = ev_application_get_print_settings_file (application);
1150
1151         if (application->print_settings)
1152                 g_object_unref (application->print_settings);
1153
1154         application->print_settings = g_object_ref (settings);
1155         gtk_print_settings_to_key_file (settings, key_file, EV_PRINT_SETTINGS_GROUP);
1156 }
1157
1158 GtkPageSetup *
1159 ev_application_get_page_setup (EvApplication *application)
1160 {
1161         GKeyFile     *key_file;
1162         GtkPageSetup *page_setup;
1163
1164         if (application->page_setup)
1165                 return application->page_setup;
1166
1167         key_file = ev_application_get_print_settings_file (application);
1168         page_setup = g_key_file_has_group (key_file, EV_PAGE_SETUP_GROUP) ?
1169                 gtk_page_setup_new_from_key_file (key_file, EV_PAGE_SETUP_GROUP, NULL) :
1170                 gtk_page_setup_new ();
1171
1172         application->page_setup = page_setup ? page_setup : gtk_page_setup_new ();
1173
1174         return application->page_setup;
1175 }
1176
1177 void
1178 ev_application_set_page_setup (EvApplication *application,
1179                                GtkPageSetup  *page_setup)
1180 {
1181         GKeyFile *key_file;
1182
1183         g_return_if_fail (GTK_IS_PAGE_SETUP (page_setup));
1184
1185         if (page_setup == application->page_setup)
1186                 return;
1187
1188         key_file = ev_application_get_print_settings_file (application);
1189
1190         if (application->page_setup)
1191                 g_object_unref (application->page_setup);
1192
1193         application->page_setup = g_object_ref (page_setup);
1194         gtk_page_setup_to_key_file (page_setup, key_file, EV_PAGE_SETUP_GROUP);
1195 }
1196
1197 const gchar *
1198 ev_application_get_dot_dir (EvApplication   *application)
1199 {
1200         return application->dot_dir;
1201 }
1202
1203 const gchar *
1204 ev_application_get_data_dir (EvApplication   *application)
1205 {
1206         return application->data_dir;
1207 }