shell/ev-application.c

   1 /* this file is part of evince, a gnome document viewer
   2  *
   3  *  Copyright (C) 2004 Martin Kretzschmar
   4  *  Copyright © 2010 Christian Persch
   5  *
   6  *  Author:
   7  *    Martin Kretzschmar <martink@gnome.org>
   8  *
   9  * Evince is free software; you can redistribute it and/or modify it
  10  * under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation; either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * Evince is distributed in the hope that it will be useful, but
  15  * WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  * General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License
  20  * along with this program; if not, write to the Free Software
  21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  22  */
  23
  24
  25 #include <config.h>
  26 #include <stdlib.h>
  27 #include <string.h>
  28
  29 #include <glib.h>
  30 #include <glib/gi18n.h>
  31 #include <glib/gstdio.h>
  32 #include <gtk/gtk.h>
  33 #ifdef GDK_WINDOWING_X11
  34 #include <gdk/gdkx.h>
  35 #endif
  36 #include <unistd.h>
  37
  38 #include "totem-scrsaver.h"
  39
  40 #ifdef WITH_SMCLIENT
  41 #include "eggsmclient.h"
  42 #endif
  43
  44 #include "ev-application.h"
  45 #include "ev-file-helpers.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 struct _EvApplication {
  53         GObject base_instance;
  54
  55         gchar *uri;
  56
  57         gchar *dot_dir;
  58         gchar *data_dir;
  59
  60 #ifdef ENABLE_DBUS
  61         GDBusConnection *connection;
  62         guint registration_id;
  63         EvMediaPlayerKeys *keys;
  64         gboolean doc_registered;
  65 #endif
  66
  67         TotemScrsaver *scr_saver;
  68
  69 #ifdef WITH_SMCLIENT
  70         EggSMClient *smclient;
  71 #endif
  72
  73         gchar *filechooser_open_uri;
  74         gchar *filechooser_save_uri;
  75 };
  76
  77 struct _EvApplicationClass {
  78         GObjectClass base_class;
  79 };
  80
  81 static EvApplication *instance;
  82
  83 G_DEFINE_TYPE (EvApplication, ev_application, G_TYPE_OBJECT);
  84
  85 #ifdef ENABLE_DBUS
  86 #define APPLICATION_DBUS_OBJECT_PATH "/org/gnome/evince/Evince"
  87 #define APPLICATION_DBUS_INTERFACE   "org.gnome.evince.Application"
  88
  89 #define EVINCE_DAEMON_SERVICE        "org.gnome.evince.Daemon"
  90 #define EVINCE_DAEMON_OBJECT_PATH    "/org/gnome/evince/Daemon"
  91 #define EVINCE_DAEMON_INTERFACE      "org.gnome.evince.Daemon"
  92 #endif
  93
  94 static void _ev_application_open_uri_at_dest (EvApplication  *application,
  95                                               const gchar    *uri,
  96                                               GdkScreen      *screen,
  97                                               EvLinkDest     *dest,
  98                                               EvWindowRunMode mode,
  99                                               const gchar    *search_string,
 100                                               guint           timestamp);
 101 static void ev_application_open_uri_in_window (EvApplication  *application,
 102                                                const char     *uri,
 103                                                EvWindow       *ev_window,
 104                                                GdkScreen      *screen,
 105                                                EvLinkDest     *dest,
 106                                                EvWindowRunMode mode,
 107                                                const gchar    *search_string,
 108                                                guint           timestamp);
 109
 110 /**
 111  * ev_application_get_instance:
 112  *
 113  * Checks for #EvApplication instance, if it doesn't exist it does create it.
 114  *
 115  * Returns: an instance of the #EvApplication data.
 116  */
 117 EvApplication *
 118 ev_application_get_instance (void)
 119 {
 120         if (!instance) {
 121                 instance = EV_APPLICATION (g_object_new (EV_TYPE_APPLICATION, NULL));
 122         }
 123
 124         return instance;
 125 }
 126
 127 /* Session */
 128 gboolean
 129 ev_application_load_session (EvApplication *application)
 130 {
 131         GKeyFile *state_file;
 132         gchar    *uri;
 133
 134 #ifdef WITH_SMCLIENT
 135         if (egg_sm_client_is_resumed (application->smclient)) {
 136                 state_file = egg_sm_client_get_state_file (application->smclient);
 137                 if (!state_file)
 138                         return FALSE;
 139         } else
 140 #endif /* WITH_SMCLIENT */
 141                 return FALSE;
 142
 143         uri = g_key_file_get_string (state_file, "Evince", "uri", NULL);
 144         if (!uri)
 145                 return FALSE;
 146
 147         ev_application_open_uri_at_dest (application, uri,
 148                                          gdk_screen_get_default (),
 149                                          NULL, 0, NULL,
 150                                          GDK_CURRENT_TIME);
 151         g_free (uri);
 152         g_key_file_free (state_file);
 153
 154         return TRUE;
 155 }
 156
 157 #ifdef WITH_SMCLIENT
 158
 159 static void
 160 smclient_save_state_cb (EggSMClient   *client,
 161                         GKeyFile      *state_file,
 162                         EvApplication *application)
 163 {
 164         if (!application->uri)
 165                 return;
 166
 167         g_key_file_set_string (state_file, "Evince", "uri", application->uri);
 168 }
 169
 170 static void
 171 smclient_quit_cb (EggSMClient   *client,
 172                   EvApplication *application)
 173 {
 174         ev_application_shutdown (application);
 175 }
 176 #endif /* WITH_SMCLIENT */
 177
 178 static void
 179 ev_application_init_session (EvApplication *application)
 180 {
 181 #ifdef WITH_SMCLIENT
 182         application->smclient = egg_sm_client_get ();
 183         g_signal_connect (application->smclient, "save_state",
 184                           G_CALLBACK (smclient_save_state_cb),
 185                           application);
 186         g_signal_connect (application->smclient, "quit",
 187                           G_CALLBACK (smclient_quit_cb),
 188                           application);
 189 #endif
 190 }
 191
 192 /**
 193  * ev_display_open_if_needed:
 194  * @name: the name of the display to be open if it's needed.
 195  *
 196  * Search among all the open displays if any of them have the same name as the
 197  * passed name. If the display isn't found it tries the open it.
 198  *
 199  * Returns: a #GdkDisplay of the display with the passed name.
 200  */
 201 static GdkDisplay *
 202 ev_display_open_if_needed (const gchar *name)
 203 {
 204         GSList     *displays;
 205         GSList     *l;
 206         GdkDisplay *display = NULL;
 207
 208         displays = gdk_display_manager_list_displays (gdk_display_manager_get ());
 209
 210         for (l = displays; l != NULL; l = l->next) {
 211                 const gchar *display_name = gdk_display_get_name ((GdkDisplay *) l->data);
 212
 213                 if (g_ascii_strcasecmp (display_name, name) == 0) {
 214                         display = l->data;
 215                         break;
 216                 }
 217         }
 218
 219         g_slist_free (displays);
 220
 221         return display != NULL ? display : gdk_display_open (name);
 222 }
 223
 224 static void
 225 ev_spawn (const char     *uri,
 226           GdkScreen      *screen,
 227           EvLinkDest     *dest,
 228           EvWindowRunMode mode,
 229           const gchar    *search_string,
 230           guint           timestamp)
 231 {
 232         GString *cmd;
 233         gchar *path, *cmdline;
 234         GAppInfo *app;
 235         GdkAppLaunchContext *ctx;
 236         GError  *error = NULL;
 237
 238         cmd = g_string_new (NULL);
 239
 240 #ifdef G_OS_WIN32
 241 {
 242         gchar *dir;
 243
 244         dir = g_win32_get_package_installation_directory_of_module (NULL);
 245         path = g_build_filename (dir, "bin", "evince", NULL);
 246
 247         g_free (dir);
 248 }
 249 #else
 250         path = g_build_filename (BINDIR, "evince", NULL);
 251 #endif
 252
 253         g_string_append_printf (cmd, " %s", path);
 254         g_free (path);
 255
 256         /* Page label */
 257         if (dest) {
 258                 const gchar *page_label;
 259
 260                 page_label = ev_link_dest_get_page_label (dest);
 261
 262                 if (page_label)
 263                         g_string_append_printf (cmd, " --page-label=%s", page_label);
 264                 else
 265                         g_string_append_printf (cmd, " --page-label=%d",
 266                                                 ev_link_dest_get_page (dest));
 267         }
 268
 269         /* Find string */
 270         if (search_string) {
 271                 g_string_append_printf (cmd, " --find=%s", search_string);
 272         }
 273
 274         /* Mode */
 275         switch (mode) {
 276         case EV_WINDOW_MODE_FULLSCREEN:
 277                 g_string_append (cmd, " -f");
 278                 break;
 279         case EV_WINDOW_MODE_PRESENTATION:
 280                 g_string_append (cmd, " -s");
 281                 break;
 282         default:
 283                 break;
 284         }
 285
 286         cmdline = g_string_free (cmd, FALSE);
 287         app = g_app_info_create_from_commandline (cmdline, NULL, 0, &error);
 288
 289         if (app != NULL) {
 290                 GList uri_list;
 291
 292                 ctx = gdk_display_get_app_launch_context (gdk_screen_get_display (screen));
 293                 gdk_app_launch_context_set_screen (ctx, screen);
 294                 gdk_app_launch_context_set_timestamp (ctx, timestamp);
 295
 296                 uri_list.data = (gchar *)uri;
 297                 uri_list.prev = uri_list.next = NULL;
 298                 g_app_info_launch_uris (app, &uri_list,
 299                                         G_APP_LAUNCH_CONTEXT (ctx), &error);
 300
 301                 g_object_unref (app);
 302                 g_object_unref (ctx);
 303         }
 304
 305         if (error != NULL) {
 306                 g_warning ("Error launching evince %s: %s\n", uri, error->message);
 307                 g_error_free (error);
 308         }
 309
 310         g_free (cmdline);
 311 }
 312
 313 static GList *
 314 ev_application_get_windows (EvApplication *application)
 315 {
 316         GList *l, *toplevels;
 317         GList *windows = NULL;
 318
 319         toplevels = gtk_window_list_toplevels ();
 320
 321         for (l = toplevels; l != NULL; l = l->next) {
 322                 if (EV_IS_WINDOW (l->data)) {
 323                         windows = g_list_append (windows, l->data);
 324                 }
 325         }
 326
 327         g_list_free (toplevels);
 328
 329         return windows;
 330 }
 331
 332 static EvWindow *
 333 ev_application_get_empty_window (EvApplication *application,
 334                                  GdkScreen     *screen)
 335 {
 336         EvWindow *empty_window = NULL;
 337         GList    *windows = ev_application_get_windows (application);
 338         GList    *l;
 339
 340         for (l = windows; l != NULL; l = l->next) {
 341                 EvWindow *window = EV_WINDOW (l->data);
 342
 343                 if (ev_window_is_empty (window) &&
 344                     gtk_window_get_screen (GTK_WINDOW (window)) == screen) {
 345                         empty_window = window;
 346                         break;
 347                 }
 348         }
 349
 350         g_list_free (windows);
 351
 352         return empty_window;
 353 }
 354
 355
 356 #ifdef ENABLE_DBUS
 357 typedef struct {
 358         gchar          *uri;
 359         GdkScreen      *screen;
 360         EvLinkDest     *dest;
 361         EvWindowRunMode mode;
 362         gchar          *search_string;
 363         guint           timestamp;
 364 } EvRegisterDocData;
 365
 366 static void
 367 ev_register_doc_data_free (EvRegisterDocData *data)
 368 {
 369         if (!data)
 370                 return;
 371
 372         g_free (data->uri);
 373         if (data->search_string)
 374                 g_free (data->search_string);
 375         if (data->dest)
 376                 g_object_unref (data->dest);
 377
 378         g_free (data);
 379 }
 380
 381 static void
 382 on_reload_cb (GObject      *source_object,
 383               GAsyncResult *res,
 384               gpointer      user_data)
 385 {
 386         GDBusConnection *connection = G_DBUS_CONNECTION (source_object);
 387         GVariant        *value;
 388         GError          *error = NULL;
 389
 390         value = g_dbus_connection_call_finish (connection, res, &error);
 391         if (!value) {
 392                 g_warning ("Failed to Reload: %s", error->message);
 393                 g_error_free (error);
 394         }
 395         g_variant_unref (value);
 396
 397         /* We did not open a window, so manually clear the startup
 398          * notification. */
 399         gdk_notify_startup_complete ();
 400
 401         ev_application_shutdown (EV_APP);
 402 }
 403
 404 static void
 405 on_register_uri_cb (GObject      *source_object,
 406                     GAsyncResult *res,
 407                     gpointer      user_data)
 408 {
 409         GDBusConnection   *connection = G_DBUS_CONNECTION (source_object);
 410         EvRegisterDocData *data = (EvRegisterDocData *)user_data;
 411         EvApplication     *application = EV_APP;
 412         GVariant          *value;
 413         const gchar       *owner;
 414         GVariantBuilder    builder;
 415         GError            *error = NULL;
 416
 417         value = g_dbus_connection_call_finish (connection, res, &error);
 418         if (!value) {
 419                 g_warning ("Error registering document: %s\n", error->message);
 420                 g_error_free (error);
 421
 422                 _ev_application_open_uri_at_dest (application,
 423                                                   data->uri,
 424                                                   data->screen,
 425                                                   data->dest,
 426                                                   data->mode,
 427                                                   data->search_string,
 428                                                   data->timestamp);
 429                 ev_register_doc_data_free (data);
 430
 431                 return;
 432         }
 433
 434         g_variant_get (value, "(&s)", &owner);
 435
 436         /* This means that the document wasn't already registered; go
 437          * ahead with opening it.
 438          */
 439         if (owner[0] == '\0') {
 440                 g_variant_unref (value);
 441
 442                 application->doc_registered = TRUE;
 443
 444                 _ev_application_open_uri_at_dest (application,
 445                                                   data->uri,
 446                                                   data->screen,
 447                                                   data->dest,
 448                                                   data->mode,
 449                                                   data->search_string,
 450                                                   data->timestamp);
 451                 ev_register_doc_data_free (data);
 452
 453                 return;
 454         }
 455
 456         /* Already registered */
 457         g_variant_builder_init (&builder, G_VARIANT_TYPE ("(a{sv}u)"));
 458         g_variant_builder_open (&builder, G_VARIANT_TYPE ("a{sv}"));
 459         g_variant_builder_add (&builder, "{sv}",
 460                                "display",
 461                                g_variant_new_string (gdk_display_get_name (gdk_screen_get_display (data->screen))));
 462         g_variant_builder_add (&builder, "{sv}",
 463                                "screen",
 464                                g_variant_new_int32 (gdk_screen_get_number (data->screen)));
 465         if (data->dest) {
 466                 g_variant_builder_add (&builder, "{sv}",
 467                                        "page-label",
 468                                        g_variant_new_string (ev_link_dest_get_page_label (data->dest)));
 469         }
 470         if (data->search_string) {
 471                 g_variant_builder_add (&builder, "{sv}",
 472                                        "find-string",
 473                                        g_variant_new_string (data->search_string));
 474         }
 475         if (data->mode != EV_WINDOW_MODE_NORMAL) {
 476                 g_variant_builder_add (&builder, "{sv}",
 477                                        "mode",
 478                                        g_variant_new_uint32 (data->mode));
 479         }
 480         g_variant_builder_close (&builder);
 481
 482         g_variant_builder_add (&builder, "u", data->timestamp);
 483
 484         g_dbus_connection_call (connection,
 485                                 owner,
 486                                 APPLICATION_DBUS_OBJECT_PATH,
 487                                 APPLICATION_DBUS_INTERFACE,
 488                                 "Reload",
 489                                 g_variant_builder_end (&builder),
 490                                 NULL,
 491                                 G_DBUS_CALL_FLAGS_NONE,
 492                                 -1,
 493                                 NULL,
 494                                 on_reload_cb,
 495                                 NULL);
 496         g_variant_unref (value);
 497         ev_register_doc_data_free (data);
 498 }
 499
 500 /*
 501  * ev_application_register_uri:
 502  * @application:
 503  * @uri:
 504  * @screen:
 505  * @dest:
 506  * @mode:
 507  * @search_string:
 508  * @timestamp:
 509  *
 510  * Registers @uri with evince-daemon.
 511  *
 512  */
 513 static void
 514 ev_application_register_uri (EvApplication  *application,
 515                              const gchar    *uri,
 516                              GdkScreen      *screen,
 517                              EvLinkDest     *dest,
 518                              EvWindowRunMode mode,
 519                              const gchar    *search_string,
 520                              guint           timestamp)
 521 {
 522         EvRegisterDocData *data;
 523
 524         if (!application->connection)
 525                 return;
 526
 527         if (application->doc_registered) {
 528                 /* Already registered, reload */
 529                 GList *windows, *l;
 530
 531                 windows = ev_application_get_windows (application);
 532                 for (l = windows; l != NULL; l = g_list_next (l)) {
 533                         EvWindow *ev_window = EV_WINDOW (l->data);
 534
 535                         ev_application_open_uri_in_window (application, uri, ev_window,
 536                                                            screen, dest, mode,
 537                                                            search_string,
 538                                                            timestamp);
 539                 }
 540                 g_list_free (windows);
 541
 542                 return;
 543         }
 544
 545         data = g_new (EvRegisterDocData, 1);
 546         data->uri = g_strdup (uri);
 547         data->screen = screen;
 548         data->dest = dest ? g_object_ref (dest) : NULL;
 549         data->mode = mode;
 550         data->search_string = search_string ? g_strdup (search_string) : NULL;
 551         data->timestamp = timestamp;
 552
 553         g_dbus_connection_call (application->connection,
 554                                 EVINCE_DAEMON_SERVICE,
 555                                 EVINCE_DAEMON_OBJECT_PATH,
 556                                 EVINCE_DAEMON_INTERFACE,
 557                                 "RegisterDocument",
 558                                 g_variant_new ("(s)", uri),
 559                                 G_VARIANT_TYPE ("(s)"),
 560                                 G_DBUS_CALL_FLAGS_NONE,
 561                                 -1,
 562                                 NULL,
 563                                 on_register_uri_cb,
 564                                 data);
 565 }
 566
 567 static void
 568 ev_application_unregister_uri (EvApplication *application,
 569                                const gchar   *uri)
 570 {
 571         GVariant *value;
 572         GError   *error = NULL;
 573
 574         if (!application->doc_registered)
 575                 return;
 576
 577         /* This is called from ev_application_shutdown(),
 578          * so it's safe to use the sync api
 579          */
 580         value = g_dbus_connection_call_sync (
 581                 application->connection,
 582                 EVINCE_DAEMON_SERVICE,
 583                 EVINCE_DAEMON_OBJECT_PATH,
 584                 EVINCE_DAEMON_INTERFACE,
 585                 "UnregisterDocument",
 586                 g_variant_new ("(s)", uri),
 587                 NULL,
 588                 G_DBUS_CALL_FLAGS_NO_AUTO_START,
 589                 -1,
 590                 NULL,
 591                 &error);
 592         if (value == NULL) {
 593                 g_warning ("Error unregistering document: %s\n", error->message);
 594                 g_error_free (error);
 595         } else {
 596                 g_variant_unref (value);
 597         }
 598 }
 599 #endif /* ENABLE_DBUS */
 600
 601 static void
 602 ev_application_open_uri_in_window (EvApplication  *application,
 603                                    const char     *uri,
 604                                    EvWindow       *ev_window,
 605                                    GdkScreen      *screen,
 606                                    EvLinkDest     *dest,
 607                                    EvWindowRunMode mode,
 608                                    const gchar    *search_string,
 609                                    guint           timestamp)
 610 {
 611 #ifdef GDK_WINDOWING_X11
 612         GdkWindow *gdk_window;
 613 #endif
 614
 615         if (screen) {
 616                 ev_stock_icons_set_screen (screen);
 617                 gtk_window_set_screen (GTK_WINDOW (ev_window), screen);
 618         }
 619
 620         /* We need to load uri before showing the window, so
 621            we can restore window size without flickering */
 622         ev_window_open_uri (ev_window, uri, dest, mode, search_string);
 623
 624         if (!gtk_widget_get_realized (GTK_WIDGET (ev_window)))
 625                 gtk_widget_realize (GTK_WIDGET (ev_window));
 626
 627 #ifdef GDK_WINDOWING_X11
 628         gdk_window = gtk_widget_get_window (GTK_WIDGET (ev_window));
 629
 630         if (timestamp <= 0)
 631                 timestamp = gdk_x11_get_server_time (gdk_window);
 632         gdk_x11_window_set_user_time (gdk_window, timestamp);
 633
 634         gtk_window_present (GTK_WINDOW (ev_window));
 635 #else
 636         gtk_window_present_with_time (GTK_WINDOW (ev_window), timestamp);
 637 #endif /* GDK_WINDOWING_X11 */
 638 }
 639
 640 static void
 641 _ev_application_open_uri_at_dest (EvApplication  *application,
 642                                   const gchar    *uri,
 643                                   GdkScreen      *screen,
 644                                   EvLinkDest     *dest,
 645                                   EvWindowRunMode mode,
 646                                   const gchar    *search_string,
 647                                   guint           timestamp)
 648 {
 649         EvWindow *ev_window;
 650
 651         ev_window = ev_application_get_empty_window (application, screen);
 652         if (!ev_window)
 653                 ev_window = EV_WINDOW (ev_window_new ());
 654
 655         ev_application_open_uri_in_window (application, uri, ev_window,
 656                                            screen, dest, mode,
 657                                            search_string,
 658                                            timestamp);
 659 }
 660
 661 /**
 662  * ev_application_open_uri_at_dest:
 663  * @application: The instance of the application.
 664  * @uri: The uri to be opened.
 665  * @screen: Thee screen where the link will be shown.
 666  * @dest: The #EvLinkDest of the document.
 667  * @mode: The run mode of the window.
 668  * @timestamp: Current time value.
 669  */
 670 void
 671 ev_application_open_uri_at_dest (EvApplication  *application,
 672                                  const char     *uri,
 673                                  GdkScreen      *screen,
 674                                  EvLinkDest     *dest,
 675                                  EvWindowRunMode mode,
 676                                  const gchar    *search_string,
 677                                  guint           timestamp)
 678 {
 679         g_return_if_fail (uri != NULL);
 680
 681         if (application->uri && strcmp (application->uri, uri) != 0) {
 682                 /* spawn a new evince process */
 683                 ev_spawn (uri, screen, dest, mode, search_string, timestamp);
 684                 return;
 685         } else if (!application->uri) {
 686                 application->uri = g_strdup (uri);
 687         }
 688
 689 #ifdef ENABLE_DBUS
 690         /* Register the uri or send Reload to
 691          * remote instance if already registered
 692          */
 693         ev_application_register_uri (application, uri, screen, dest, mode, search_string, timestamp);
 694 #else
 695         _ev_application_open_uri_at_dest (application, uri, screen, dest, mode, search_string, timestamp);
 696 #endif /* ENABLE_DBUS */
 697 }
 698
 699 /**
 700  * ev_application_open_window:
 701  * @application: The instance of the application.
 702  * @timestamp: Current time value.
 703  *
 704  * Creates a new window
 705  */
 706 void
 707 ev_application_open_window (EvApplication *application,
 708                             GdkScreen     *screen,
 709                             guint32        timestamp)
 710 {
 711         GtkWidget *new_window = ev_window_new ();
 712 #ifdef GDK_WINDOWING_X11
 713         GdkWindow *gdk_window;
 714 #endif
 715
 716         if (screen) {
 717                 ev_stock_icons_set_screen (screen);
 718                 gtk_window_set_screen (GTK_WINDOW (new_window), screen);
 719         }
 720
 721         if (!gtk_widget_get_realized (new_window))
 722                 gtk_widget_realize (new_window);
 723
 724 #ifdef GDK_WINDOWING_X11
 725         gdk_window = gtk_widget_get_window (GTK_WIDGET (new_window));
 726
 727         if (timestamp <= 0)
 728                 timestamp = gdk_x11_get_server_time (gdk_window);
 729         gdk_x11_window_set_user_time (gdk_window, timestamp);
 730
 731         gtk_window_present (GTK_WINDOW (new_window));
 732 #else
 733         gtk_window_present_with_time (GTK_WINDOW (new_window), timestamp);
 734 #endif /* GDK_WINDOWING_X11 */
 735 }
 736
 737 #ifdef ENABLE_DBUS
 738 static void
 739 method_call_cb (GDBusConnection       *connection,
 740                 const gchar           *sender,
 741                 const gchar           *object_path,
 742                 const gchar           *interface_name,
 743                 const gchar           *method_name,
 744                 GVariant              *parameters,
 745                 GDBusMethodInvocation *invocation,
 746                 gpointer               user_data)
 747 {
 748         EvApplication   *application = EV_APPLICATION (user_data);
 749         GList           *windows, *l;
 750         guint            timestamp;
 751         GVariantIter    *iter;
 752         const gchar     *key;
 753         GVariant        *value;
 754         GdkDisplay      *display = NULL;
 755         int              screen_number = 0;
 756         EvLinkDest      *dest = NULL;
 757         EvWindowRunMode  mode = EV_WINDOW_MODE_NORMAL;
 758         const gchar     *search_string = NULL;
 759         GdkScreen       *screen = NULL;
 760
 761         if (g_strcmp0 (method_name, "Reload") == 0) {
 762                 g_variant_get (parameters, "(a{sv}u)", &iter, &timestamp);
 763
 764                 while (g_variant_iter_loop (iter, "{&sv}", &key, &value)) {
 765                         if (strcmp (key, "display") == 0 && g_variant_classify (value) == G_VARIANT_CLASS_STRING) {
 766                                 display = ev_display_open_if_needed (g_variant_get_string (value, NULL));
 767                         } else if (strcmp (key, "screen") == 0 && g_variant_classify (value) == G_VARIANT_CLASS_STRING) {
 768                                 screen_number = g_variant_get_int32 (value);
 769                         } else if (strcmp (key, "mode") == 0 && g_variant_classify (value) == G_VARIANT_CLASS_UINT32) {
 770                         mode = g_variant_get_uint32 (value);
 771                         } else if (strcmp (key, "page-label") == 0 && g_variant_classify (value) == G_VARIANT_CLASS_STRING) {
 772                                 dest = ev_link_dest_new_page_label (g_variant_get_string (value, NULL));
 773                         } else if (strcmp (key, "find-string") == 0 && g_variant_classify (value) == G_VARIANT_CLASS_STRING) {
 774                                 search_string = g_variant_get_string (value, NULL);
 775                         }
 776                 }
 777                 g_variant_iter_free (iter);
 778
 779                 if (display != NULL &&
 780                     screen_number >= 0 &&
 781                     screen_number < gdk_display_get_n_screens (display))
 782                         screen = gdk_display_get_screen (display, screen_number);
 783                 else
 784                         screen = gdk_screen_get_default ();
 785
 786                 windows = ev_application_get_windows (application);
 787                 for (l = windows; l != NULL; l = g_list_next (l)) {
 788                         EvWindow *ev_window = EV_WINDOW (l->data);
 789
 790                         ev_application_open_uri_in_window (application, application->uri,
 791                                                            ev_window,
 792                                                            screen, dest, mode,
 793                                                            search_string,
 794                                                            timestamp);
 795                 }
 796                 g_list_free (windows);
 797
 798                 if (dest)
 799                         g_object_unref (dest);
 800
 801                 g_dbus_method_invocation_return_value (invocation, g_variant_new ("()"));
 802         } else if (g_strcmp0 (method_name, "GetWindowList") == 0) {
 803                 GList          *windows = ev_application_get_windows (application);
 804                 GVariantBuilder builder;
 805                 GList          *l;
 806
 807                 g_variant_builder_init (&builder, G_VARIANT_TYPE ("(ao)"));
 808                 g_variant_builder_open (&builder, G_VARIANT_TYPE ("ao"));
 809
 810                 for (l = windows; l; l = g_list_next (l)) {
 811                         EvWindow *window = (EvWindow *)l->data;
 812
 813                         g_variant_builder_add (&builder, "o", ev_window_get_dbus_object_path (window));
 814                 }
 815
 816                 g_variant_builder_close (&builder);
 817                 g_list_free (windows);
 818
 819                 g_dbus_method_invocation_return_value (invocation, g_variant_builder_end (&builder));
 820         }
 821 }
 822
 823 static const char introspection_xml[] =
 824         "<node>"
 825           "<interface name='org.gnome.evince.Application'>"
 826             "<method name='Reload'>"
 827               "<arg type='a{sv}' name='args' direction='in'/>"
 828               "<arg type='u' name='timestamp' direction='in'/>"
 829             "</method>"
 830             "<method name='GetWindowList'>"
 831               "<arg type='ao' name='window_list' direction='out'/>"
 832             "</method>"
 833           "</interface>"
 834         "</node>";
 835
 836 static const GDBusInterfaceVTable interface_vtable = {
 837         method_call_cb,
 838         NULL,
 839         NULL
 840 };
 841
 842 static GDBusNodeInfo *introspection_data;
 843 #endif /* ENABLE_DBUS */
 844
 845 void
 846 ev_application_open_uri_list (EvApplication *application,
 847                               GSList        *uri_list,
 848                               GdkScreen     *screen,
 849                               guint          timestamp)
 850 {
 851         GSList *l;
 852
 853         for (l = uri_list; l != NULL; l = l->next) {
 854                 ev_application_open_uri_at_dest (application, (char *)l->data,
 855                                                  screen, NULL, 0, NULL,
 856                                                  timestamp);
 857         }
 858 }
 859
 860 static void
 861 ev_application_accel_map_save (EvApplication *application)
 862 {
 863         gchar *accel_map_file;
 864         gchar *tmp_filename;
 865         gint   fd;
 866
 867         accel_map_file = g_build_filename (application->dot_dir, "accels", NULL);
 868         tmp_filename = g_strdup_printf ("%s.XXXXXX", accel_map_file);
 869
 870         fd = g_mkstemp (tmp_filename);
 871         if (fd == -1) {
 872                 g_free (accel_map_file);
 873                 g_free (tmp_filename);
 874
 875                 return;
 876         }
 877         gtk_accel_map_save_fd (fd);
 878         close (fd);
 879
 880         g_mkdir_with_parents (application->dot_dir, 0700);
 881         if (g_rename (tmp_filename, accel_map_file) == -1) {
 882                 /* FIXME: win32? */
 883                 g_unlink (tmp_filename);
 884         }
 885
 886         g_free (accel_map_file);
 887         g_free (tmp_filename);
 888 }
 889
 890 static void
 891 ev_application_accel_map_load (EvApplication *application)
 892 {
 893         gchar *accel_map_file;
 894
 895         accel_map_file = g_build_filename (application->dot_dir, "accels", NULL);
 896         gtk_accel_map_load (accel_map_file);
 897         g_free (accel_map_file);
 898 }
 899
 900 static void
 901 ev_application_migrate_config_dir (EvApplication *application)
 902 {
 903         const gchar        *userdir;
 904         gchar              *old_dot_dir;
 905         gchar              *old_accels;
 906         GError             *error;
 907         gint                i;
 908         gboolean            dir_created = FALSE;
 909         static const gchar *config_files[] = {
 910                 "evince_toolbar.xml",
 911                 "print-settings",
 912                 NULL
 913         };
 914
 915         userdir = g_getenv ("GNOME22_USER_DIR");
 916         if (userdir) {
 917                 old_dot_dir = g_build_filename (userdir, "evince", NULL);
 918                 old_accels = g_build_filename (userdir, "accels", "evince", NULL);
 919         } else {
 920                 old_dot_dir = g_build_filename (g_get_home_dir (),
 921                                                 ".gnome2",
 922                                                 "evince",
 923                                                 NULL);
 924                 old_accels = g_build_filename (g_get_home_dir (),
 925                                                ".gnome2", "accels",
 926                                                "evince", NULL);
 927         }
 928
 929         if (g_file_test (old_dot_dir, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR)) {
 930                 for (i = 0; config_files[i]; i++) {
 931                         gchar   *old_filename;
 932                         gchar   *new_filename;
 933                         GFile   *old_file;
 934                         GFile   *new_file;
 935
 936                         old_filename = g_build_filename (old_dot_dir, config_files[i], NULL);
 937                         if (!g_file_test (old_filename, G_FILE_TEST_EXISTS)) {
 938                                 g_free (old_filename);
 939                                 continue;
 940                         }
 941
 942                         if (!dir_created) {
 943                                 g_mkdir_with_parents (application->dot_dir, 0700);
 944                                 dir_created = TRUE;
 945                         }
 946
 947                         new_filename = g_build_filename (application->dot_dir, config_files[i], NULL);
 948                         old_file = g_file_new_for_path (old_filename);
 949                         new_file = g_file_new_for_path (new_filename);
 950
 951                         error = NULL;
 952                         g_file_move (old_file, new_file, 0, NULL, NULL, NULL, &error);
 953                         if (error) {
 954                                 g_warning ("Error migrating config file %s: %s\n",
 955                                            old_filename, error->message);
 956                                 g_error_free (error);
 957                         }
 958
 959                         g_free (old_filename);
 960                         g_free (new_filename);
 961                         g_object_unref (old_file);
 962                         g_object_unref (new_file);
 963                 }
 964         }
 965
 966         g_free (old_dot_dir);
 967
 968         if (g_file_test (old_accels, G_FILE_TEST_EXISTS)) {
 969                 gchar *new_accels;
 970                 GFile *old_accels_file;
 971                 GFile *new_accels_file;
 972
 973                 if (!dir_created)
 974                         g_mkdir_with_parents (application->dot_dir, 0700);
 975
 976                 new_accels = g_build_filename (application->dot_dir, "accels", NULL);
 977                 old_accels_file = g_file_new_for_path (old_accels);
 978                 new_accels_file = g_file_new_for_path (new_accels);
 979
 980                 error = NULL;
 981                 g_file_move (old_accels_file, new_accels_file, 0, NULL, NULL, NULL, &error);
 982                 if (error) {
 983                         g_warning ("Error migrating accelerator specifications file %s: %s\n",
 984                                    old_accels, error->message);
 985                         g_error_free (error);
 986                 }
 987
 988                 g_free (new_accels);
 989                 g_object_unref (old_accels_file);
 990                 g_object_unref (new_accels_file);
 991         }
 992
 993         g_free (old_accels);
 994 }
 995
 996 void
 997 ev_application_shutdown (EvApplication *application)
 998 {
 999         if (application->uri) {
1000 #ifdef ENABLE_DBUS
1001                 ev_application_unregister_uri (application,
1002                                                application->uri);
1003 #endif
1004                 g_free (application->uri);
1005                 application->uri = NULL;
1006         }
1007
1008         ev_application_accel_map_save (application);
1009
1010         g_object_unref (application->scr_saver);
1011         application->scr_saver = NULL;
1012
1013 #ifdef ENABLE_DBUS
1014         if (application->keys) {
1015                 g_object_unref (application->keys);
1016                 application->keys = NULL;
1017         }
1018         if (application->registration_id != 0) {
1019                 g_dbus_connection_unregister_object (application->connection,
1020                                                      application->registration_id);
1021                 application->registration_id = 0;
1022         }
1023         if (application->connection != NULL) {
1024                 g_object_unref (application->connection);
1025                 application->connection = NULL;
1026         }
1027         if (introspection_data) {
1028                 g_dbus_node_info_ref (introspection_data);
1029                 introspection_data = NULL;
1030         }
1031 #endif /* ENABLE_DBUS */
1032
1033         g_free (application->dot_dir);
1034         application->dot_dir = NULL;
1035         g_free (application->data_dir);
1036         application->data_dir = NULL;
1037         g_free (application->filechooser_open_uri);
1038         application->filechooser_open_uri = NULL;
1039         g_free (application->filechooser_save_uri);
1040         application->filechooser_save_uri = NULL;
1041
1042         g_object_unref (application);
1043         instance = NULL;
1044
1045         gtk_main_quit ();
1046 }
1047
1048 static void
1049 ev_application_class_init (EvApplicationClass *ev_application_class)
1050 {
1051 }
1052
1053 static void
1054 ev_application_init (EvApplication *ev_application)
1055 {
1056         GError *error = NULL;
1057
1058         ev_application->dot_dir = g_build_filename (g_get_user_config_dir (),
1059                                                     "evince", NULL);
1060         if (!g_file_test (ev_application->dot_dir, G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR))
1061                 ev_application_migrate_config_dir (ev_application);
1062
1063 #ifdef G_OS_WIN32
1064 {
1065         gchar *dir;
1066
1067         dir = g_win32_get_package_installation_directory_of_module (NULL);
1068         ev_application->data_dir = g_build_filename (dir, "share", "evince", NULL);
1069         g_free (dir);
1070 }
1071 #else
1072         ev_application->data_dir = g_strdup (EVINCEDATADIR);
1073 #endif
1074
1075         ev_application_init_session (ev_application);
1076
1077         ev_application_accel_map_load (ev_application);
1078
1079 #ifdef ENABLE_DBUS
1080         ev_application->connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, &error);
1081         if (ev_application->connection != NULL) {
1082                 introspection_data = g_dbus_node_info_new_for_xml (introspection_xml, NULL);
1083                 g_assert (introspection_data != NULL);
1084
1085                 ev_application->registration_id =
1086                     g_dbus_connection_register_object (ev_application->connection,
1087                                                        APPLICATION_DBUS_OBJECT_PATH,
1088                                                        introspection_data->interfaces[0],
1089                                                        &interface_vtable,
1090                                                        ev_application, NULL,
1091                                                        &error);
1092                 if (ev_application->registration_id == 0) {
1093                         g_printerr ("Failed to register bus object: %s\n", error->message);
1094                         g_error_free (error);
1095                 }
1096         } else {
1097                 g_printerr ("Failed to get bus connection: %s\n", error->message);
1098                 g_error_free (error);
1099         }
1100
1101         ev_application->keys = ev_media_player_keys_new ();
1102 #endif /* ENABLE_DBUS */
1103
1104         ev_application->scr_saver = totem_scrsaver_new ();
1105         g_object_set (ev_application->scr_saver,
1106                       "reason", _("Running in presentation mode"),
1107                       NULL);
1108 }
1109
1110 GDBusConnection *
1111 ev_application_get_dbus_connection (EvApplication *application)
1112 {
1113 #ifdef ENABLE_DBUS
1114         return application->connection;
1115 #else
1116         return NULL;
1117 #endif
1118 }
1119
1120 gboolean
1121 ev_application_has_window (EvApplication *application)
1122 {
1123         GList    *l, *toplevels;
1124         gboolean  retval = FALSE;
1125
1126         toplevels = gtk_window_list_toplevels ();
1127
1128         for (l = toplevels; l != NULL && !retval; l = l->next) {
1129                 if (EV_IS_WINDOW (l->data))
1130                         retval = TRUE;
1131         }
1132
1133         g_list_free (toplevels);
1134
1135         return retval;
1136 }
1137
1138 guint
1139 ev_application_get_n_windows (EvApplication *application)
1140 {
1141         GList *l, *toplevels;
1142         guint  retval = 0;
1143
1144         toplevels = gtk_window_list_toplevels ();
1145
1146         for (l = toplevels; l != NULL; l = l->next) {
1147                 if (EV_IS_WINDOW (l->data))
1148                         retval++;
1149         }
1150
1151         g_list_free (toplevels);
1152
1153         return retval;
1154 }
1155
1156 const gchar *
1157 ev_application_get_uri (EvApplication *application)
1158 {
1159         return application->uri;
1160 }
1161
1162 /**
1163  * ev_application_get_media_keys:
1164  * @application: The instance of the application.
1165  *
1166  * It gives you access to the media player keys handler object.
1167  *
1168  * Returns: A #EvMediaPlayerKeys.
1169  */
1170 GObject *
1171 ev_application_get_media_keys (EvApplication *application)
1172 {
1173 #ifdef ENABLE_DBUS
1174         return G_OBJECT (application->keys);
1175 #else
1176         return NULL;
1177 #endif /* ENABLE_DBUS */
1178 }
1179
1180 void
1181 ev_application_set_filechooser_uri (EvApplication       *application,
1182                                     GtkFileChooserAction action,
1183                                     const gchar         *uri)
1184 {
1185         if (action == GTK_FILE_CHOOSER_ACTION_OPEN) {
1186                 g_free (application->filechooser_open_uri);
1187                 application->filechooser_open_uri = g_strdup (uri);
1188         } else if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
1189                 g_free (application->filechooser_save_uri);
1190                 application->filechooser_save_uri = g_strdup (uri);
1191         }
1192 }
1193
1194 const gchar *
1195 ev_application_get_filechooser_uri (EvApplication       *application,
1196                                     GtkFileChooserAction action)
1197 {
1198         if (action == GTK_FILE_CHOOSER_ACTION_OPEN) {
1199                 if (application->filechooser_open_uri)
1200                         return application->filechooser_open_uri;
1201         } else if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
1202                 if (application->filechooser_save_uri)
1203                         return application->filechooser_save_uri;
1204         }
1205
1206         return NULL;
1207 }
1208
1209 void
1210 ev_application_screensaver_enable (EvApplication *application)
1211 {
1212         totem_scrsaver_enable (application->scr_saver);
1213 }
1214
1215 void
1216 ev_application_screensaver_disable (EvApplication *application)
1217 {
1218         totem_scrsaver_disable (application->scr_saver);
1219 }
1220
1221 const gchar *
1222 ev_application_get_dot_dir (EvApplication *application,
1223                             gboolean create)
1224 {
1225         if (create)
1226                 g_mkdir_with_parents (application->dot_dir, 0700);
1227
1228         return application->dot_dir;
1229 }
1230
1231 const gchar *
1232 ev_application_get_data_dir (EvApplication   *application)
1233 {
1234         return application->data_dir;
1235 }