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 #ifdef ENABLE_DBUS
  53 #endif
  54
  55 struct _EvApplication {
  56         GObject base_instance;
  57
  58         gchar *uri;
  59
  60         gchar *dot_dir;
  61         gchar *data_dir;
  62
  63 #ifdef ENABLE_DBUS
  64         GDBusConnection *connection;
  65         guint registration_id;
  66         EvMediaPlayerKeys *keys;
  67 #endif
  68
  69         TotemScrsaver *scr_saver;
  70
  71 #ifdef WITH_SMCLIENT
  72         EggSMClient *smclient;
  73 #endif
  74
  75         gchar *filechooser_open_uri;
  76         gchar *filechooser_save_uri;
  77 };
  78
  79 struct _EvApplicationClass {
  80         GObjectClass base_class;
  81 };
  82
  83 static EvApplication *instance;
  84
  85 G_DEFINE_TYPE (EvApplication, ev_application, G_TYPE_OBJECT);
  86
  87 #ifdef ENABLE_DBUS
  88 #define APPLICATION_DBUS_OBJECT_PATH "/org/gnome/evince/Evince"
  89 #define APPLICATION_DBUS_INTERFACE   "org.gnome.evince.Application"
  90 #endif
  91
  92 static const gchar *userdir = NULL;
  93
  94 /**
  95  * ev_application_get_instance:
  96  *
  97  * Checks for #EvApplication instance, if it doesn't exist it does create it.
  98  *
  99  * Returns: an instance of the #EvApplication data.
 100  */
 101 EvApplication *
 102 ev_application_get_instance (void)
 103 {
 104         if (!instance) {
 105                 instance = EV_APPLICATION (g_object_new (EV_TYPE_APPLICATION, NULL));
 106         }
 107
 108         return instance;
 109 }
 110
 111 /* Session */
 112 gboolean
 113 ev_application_load_session (EvApplication *application)
 114 {
 115         GKeyFile *state_file;
 116         gchar    *uri;
 117
 118 #ifdef WITH_SMCLIENT
 119         if (egg_sm_client_is_resumed (application->smclient)) {
 120                 state_file = egg_sm_client_get_state_file (application->smclient);
 121                 if (!state_file)
 122                         return FALSE;
 123         } else
 124 #endif /* WITH_SMCLIENT */
 125                 return FALSE;
 126
 127         uri = g_key_file_get_string (state_file, "Evince", "uri", NULL);
 128         if (!uri)
 129                 return FALSE;
 130
 131         ev_application_open_uri_at_dest (application, uri,
 132                                          gdk_screen_get_default (),
 133                                          NULL, 0, NULL,
 134                                          GDK_CURRENT_TIME);
 135         g_free (uri);
 136         g_key_file_free (state_file);
 137
 138         return TRUE;
 139 }
 140
 141 #ifdef WITH_SMCLIENT
 142
 143 static void
 144 smclient_save_state_cb (EggSMClient   *client,
 145                         GKeyFile      *state_file,
 146                         EvApplication *application)
 147 {
 148         if (!application->uri)
 149                 return;
 150
 151         g_key_file_set_string (state_file, "Evince", "uri", application->uri);
 152 }
 153
 154 static void
 155 smclient_quit_cb (EggSMClient   *client,
 156                   EvApplication *application)
 157 {
 158         ev_application_shutdown (application);
 159 }
 160 #endif /* WITH_SMCLIENT */
 161
 162 static void
 163 ev_application_init_session (EvApplication *application)
 164 {
 165 #ifdef WITH_SMCLIENT
 166         application->smclient = egg_sm_client_get ();
 167         g_signal_connect (application->smclient, "save_state",
 168                           G_CALLBACK (smclient_save_state_cb),
 169                           application);
 170         g_signal_connect (application->smclient, "quit",
 171                           G_CALLBACK (smclient_quit_cb),
 172                           application);
 173 #endif
 174 }
 175
 176 /**
 177  * ev_display_open_if_needed:
 178  * @name: the name of the display to be open if it's needed.
 179  *
 180  * Search among all the open displays if any of them have the same name as the
 181  * passed name. If the display isn't found it tries the open it.
 182  *
 183  * Returns: a #GdkDisplay of the display with the passed name.
 184  */
 185 static GdkDisplay *
 186 ev_display_open_if_needed (const gchar *name)
 187 {
 188         GSList     *displays;
 189         GSList     *l;
 190         GdkDisplay *display = NULL;
 191
 192         displays = gdk_display_manager_list_displays (gdk_display_manager_get ());
 193
 194         for (l = displays; l != NULL; l = l->next) {
 195                 const gchar *display_name = gdk_display_get_name ((GdkDisplay *) l->data);
 196
 197                 if (g_ascii_strcasecmp (display_name, name) == 0) {
 198                         display = l->data;
 199                         break;
 200                 }
 201         }
 202
 203         g_slist_free (displays);
 204
 205         return display != NULL ? display : gdk_display_open (name);
 206 }
 207
 208 static void
 209 child_setup (gpointer user_data)
 210 {
 211         gchar *startup_id;
 212
 213         startup_id = g_strdup_printf ("_TIME%lu",
 214                                       (unsigned long)GPOINTER_TO_INT (user_data));
 215         g_setenv ("DESKTOP_STARTUP_ID", startup_id, TRUE);
 216         g_free (startup_id);
 217 }
 218
 219 static void
 220 ev_spawn (const char     *uri,
 221           GdkScreen      *screen,
 222           EvLinkDest     *dest,
 223           EvWindowRunMode mode,
 224           const gchar    *search_string,
 225           guint           timestamp)
 226 {
 227         gchar   *argv[6];
 228         guint    arg = 0;
 229         gint     i;
 230         gboolean res;
 231         GError  *error = NULL;
 232
 233 #ifdef G_OS_WIN32
 234 {
 235         gchar *dir;
 236
 237         dir = g_win32_get_package_installation_directory_of_module (NULL);
 238         argv[arg++] = g_build_filename (dir, "bin", "evince", NULL);
 239         g_free (dir);
 240 }
 241 #else
 242         argv[arg++] = g_build_filename (BINDIR, "evince", NULL);
 243 #endif
 244
 245         /* Page label */
 246         if (dest) {
 247                 const gchar *page_label;
 248
 249                 page_label = ev_link_dest_get_page_label (dest);
 250                 if (page_label)
 251                         argv[arg++] = g_strdup_printf ("--page-label=%s", page_label);
 252                 else
 253                         argv[arg++] = g_strdup_printf ("--page-label=%d",
 254                                                        ev_link_dest_get_page (dest));
 255         }
 256
 257         /* Find string */
 258         if (search_string) {
 259                 argv[arg++] = g_strdup_printf ("--find=%s", search_string);
 260         }
 261
 262         /* Mode */
 263         switch (mode) {
 264         case EV_WINDOW_MODE_FULLSCREEN:
 265                 argv[arg++] = g_strdup ("-f");
 266                 break;
 267         case EV_WINDOW_MODE_PRESENTATION:
 268                 argv[arg++] = g_strdup ("-s");
 269                 break;
 270         default:
 271                 break;
 272         }
 273
 274         argv[arg++] = (gchar *)uri;
 275         argv[arg] = NULL;
 276
 277         res = gdk_spawn_on_screen (screen, NULL /* wd */, argv, NULL /* env */,
 278                                    0,
 279                                    child_setup,
 280                                    GINT_TO_POINTER(timestamp),
 281                                    NULL, &error);
 282         if (!res) {
 283                 g_warning ("Error launching evince %s: %s\n", uri, error->message);
 284                 g_error_free (error);
 285         }
 286
 287         for (i = 0; i < arg - 1; i++) {
 288                 g_free (argv[i]);
 289         }
 290 }
 291
 292 static GList *
 293 ev_application_get_windows (EvApplication *application)
 294 {
 295         GList *l, *toplevels;
 296         GList *windows = NULL;
 297
 298         toplevels = gtk_window_list_toplevels ();
 299
 300         for (l = toplevels; l != NULL; l = l->next) {
 301                 if (EV_IS_WINDOW (l->data)) {
 302                         windows = g_list_append (windows, l->data);
 303                 }
 304         }
 305
 306         g_list_free (toplevels);
 307
 308         return windows;
 309 }
 310
 311 static EvWindow *
 312 ev_application_get_empty_window (EvApplication *application,
 313                                  GdkScreen     *screen)
 314 {
 315         EvWindow *empty_window = NULL;
 316         GList    *windows = ev_application_get_windows (application);
 317         GList    *l;
 318
 319         for (l = windows; l != NULL; l = l->next) {
 320                 EvWindow *window = EV_WINDOW (l->data);
 321
 322                 if (ev_window_is_empty (window) &&
 323                     gtk_window_get_screen (GTK_WINDOW (window)) == screen) {
 324                         empty_window = window;
 325                         break;
 326                 }
 327         }
 328
 329         g_list_free (windows);
 330
 331         return empty_window;
 332 }
 333
 334
 335 #ifdef ENABLE_DBUS
 336 /*
 337  * ev_application_register_uri:
 338  * @application:
 339  * @uri:
 340  * @screen:
 341  * @dest:
 342  * @mode:
 343  * @search_string:
 344  * @timestamp:
 345  *
 346  * Registers @uri with evince-daemon.
 347  *
 348  * Returns: %TRUE to continue by opening @uri in this instance,
 349  *   or %FALSE if the request was forwarded to an existing evince
 350  *   instance for @uri
 351  */
 352 static gboolean
 353 ev_application_register_uri (EvApplication *application,
 354                              const gchar   *uri,
 355                              GdkScreen      *screen,
 356                              EvLinkDest     *dest,
 357                              EvWindowRunMode mode,
 358                              const gchar    *search_string,
 359                              guint          timestamp)
 360 {
 361         GVariant *value, *value2;
 362         const gchar *owner;
 363         GVariantBuilder builder;
 364         GError *error = NULL;
 365
 366         if (!application->connection)
 367                 return TRUE;
 368
 369         /* FIXME: Don't make sync dbus calls, they block the UI! */
 370         value = g_dbus_connection_call_sync
 371                    (application->connection,
 372                     "org.gnome.evince.Daemon",
 373                     "/org/gnome/evince/Daemon",
 374                     "org.gnome.evince.Daemon",
 375                     "RegisterDocument",
 376                     g_variant_new ("(s)", uri),
 377                     G_DBUS_CALL_FLAGS_NONE,
 378                     -1,
 379                     NULL,
 380                     &error);
 381         if (value == NULL) {
 382                 g_warning ("Error registering document: %s\n", error->message);
 383                 g_error_free (error);
 384                 return TRUE;
 385         }
 386
 387         g_variant_get (value, "(&s)", &owner);
 388
 389         /* This means that the document wasn't already registered; go
 390          * ahead with opening it.
 391          */
 392         if (owner[0] == '\0') {
 393                 g_variant_unref (value);
 394                 return TRUE;
 395         }
 396
 397         /* Already registered */
 398         g_variant_builder_init (&builder, G_VARIANT_TYPE ("(sa{sv}u)"));
 399         g_variant_builder_add (&builder, "s", uri);
 400
 401         g_variant_builder_open (&builder, G_VARIANT_TYPE ("a{sv}"));
 402         g_variant_builder_add (&builder, "{sv}",
 403                                "display",
 404                                g_variant_new_string (gdk_display_get_name (gdk_screen_get_display (screen))));
 405         g_variant_builder_add (&builder, "{sv}",
 406                                "screen",
 407                                g_variant_new_int32 (gdk_screen_get_number (screen)));
 408         if (dest) {
 409                 g_variant_builder_add (&builder, "{sv}",
 410                                        "page-label",
 411                                        g_variant_new_string (ev_link_dest_get_page_label (dest)));
 412         }
 413         if (search_string) {
 414                 g_variant_builder_add (&builder, "{sv}",
 415                                        "find-string",
 416                                        g_variant_new_string (search_string));
 417         }
 418         if (mode != EV_WINDOW_MODE_NORMAL) {
 419                 g_variant_builder_add (&builder, "{sv}",
 420                                        "mode",
 421                                        g_variant_new_uint32 (mode));
 422         }
 423         g_variant_builder_close (&builder);
 424
 425         g_variant_builder_add (&builder, "u", timestamp);
 426
 427         value2 = g_dbus_connection_call_sync
 428                     (application->connection,
 429                      owner,
 430                      APPLICATION_DBUS_OBJECT_PATH,
 431                      APPLICATION_DBUS_INTERFACE,
 432                      "OpenURI",
 433                      g_variant_builder_end (&builder),
 434                      G_DBUS_CALL_FLAGS_NONE,
 435                      -1,
 436                      NULL,
 437                      &error);
 438         if (value2 == NULL) {
 439                 g_warning ("Failed to OpenURI: %s", error->message);
 440                 g_error_free (error);
 441                 return FALSE;
 442         }
 443
 444         g_variant_unref (value);
 445         g_variant_unref (value2);
 446
 447         /* Do not continue opening this document */
 448         return FALSE;
 449 }
 450
 451 static void
 452 ev_application_unregister_uri (EvApplication *application,
 453                                const gchar   *uri)
 454 {
 455         GVariant *value;
 456         GError *error = NULL;
 457
 458         if (!application->connection)
 459                 return;
 460
 461         /* FIXME: Don't make sync dbus calls, they block the UI! */
 462         value = g_dbus_connection_call_sync
 463                    (application->connection,
 464                     "org.gnome.evince.Daemon",
 465                     "/org/gnome/evince/Daemon",
 466                     "org.gnome.evince.Daemon",
 467                     "UnregisterDocument",
 468                     g_variant_new ("(s)", uri),
 469                     G_DBUS_CALL_FLAGS_NO_AUTO_START,
 470                     -1,
 471                     NULL,
 472                     &error);
 473         if (value == NULL) {
 474                 g_warning ("Error unregistering document: %s\n", error->message);
 475                 g_error_free (error);
 476         } else {
 477                 g_variant_unref (value);
 478         }
 479 }
 480 #endif /* ENABLE_DBUS */
 481
 482 static void
 483 ev_application_open_uri_in_window (EvApplication  *application,
 484                                    const char     *uri,
 485                                    EvWindow       *ev_window,
 486                                    GdkScreen      *screen,
 487                                    EvLinkDest     *dest,
 488                                    EvWindowRunMode mode,
 489                                    const gchar    *search_string,
 490                                    guint           timestamp)
 491 {
 492 #ifdef GDK_WINDOWING_X11
 493         GdkWindow *gdk_window;
 494 #endif
 495
 496         if (screen) {
 497                 ev_stock_icons_set_screen (screen);
 498                 gtk_window_set_screen (GTK_WINDOW (ev_window), screen);
 499         }
 500
 501         /* We need to load uri before showing the window, so
 502            we can restore window size without flickering */
 503         ev_window_open_uri (ev_window, uri, dest, mode, search_string);
 504
 505         if (!gtk_widget_get_realized (GTK_WIDGET (ev_window)))
 506                 gtk_widget_realize (GTK_WIDGET (ev_window));
 507
 508 #ifdef GDK_WINDOWING_X11
 509         gdk_window = gtk_widget_get_window (GTK_WIDGET (ev_window));
 510
 511         if (timestamp <= 0)
 512                 timestamp = gdk_x11_get_server_time (gdk_window);
 513         gdk_x11_window_set_user_time (gdk_window, timestamp);
 514
 515         gtk_window_present (GTK_WINDOW (ev_window));
 516 #else
 517         gtk_window_present_with_time (GTK_WINDOW (ev_window), timestamp);
 518 #endif /* GDK_WINDOWING_X11 */
 519 }
 520
 521 /**
 522  * ev_application_open_uri_at_dest:
 523  * @application: The instance of the application.
 524  * @uri: The uri to be opened.
 525  * @screen: Thee screen where the link will be shown.
 526  * @dest: The #EvLinkDest of the document.
 527  * @mode: The run mode of the window.
 528  * @timestamp: Current time value.
 529  */
 530 void
 531 ev_application_open_uri_at_dest (EvApplication  *application,
 532                                  const char     *uri,
 533                                  GdkScreen      *screen,
 534                                  EvLinkDest     *dest,
 535                                  EvWindowRunMode mode,
 536                                  const gchar    *search_string,
 537                                  guint           timestamp)
 538 {
 539         EvWindow *ev_window;
 540
 541         g_return_if_fail (uri != NULL);
 542
 543         if (application->uri && strcmp (application->uri, uri) != 0) {
 544                 /* spawn a new evince process */
 545                 ev_spawn (uri, screen, dest, mode, search_string, timestamp);
 546                 return;
 547         } else {
 548 #ifdef ENABLE_DBUS
 549                 gboolean    ret;
 550
 551                 /* Register the uri or send OpenURI to
 552                  * remote instance if already registered
 553                  */
 554                 ret = ev_application_register_uri (application, uri, screen, dest, mode, search_string, timestamp);
 555                 if (!ret)
 556                         return;
 557 #endif /* ENABLE_DBUS */
 558
 559                 ev_window = ev_application_get_empty_window (application, screen);
 560                 if (!ev_window)
 561                         ev_window = EV_WINDOW (ev_window_new ());
 562         }
 563
 564         application->uri = g_strdup (uri);
 565
 566         ev_application_open_uri_in_window (application, uri, ev_window,
 567                                            screen, dest, mode,
 568                                            search_string,
 569                                            timestamp);
 570 }
 571
 572 /**
 573  * ev_application_open_window:
 574  * @application: The instance of the application.
 575  * @timestamp: Current time value.
 576  *
 577  * Creates a new window
 578  */
 579 void
 580 ev_application_open_window (EvApplication *application,
 581                             GdkScreen     *screen,
 582                             guint32        timestamp)
 583 {
 584         GtkWidget *new_window = ev_window_new ();
 585 #ifdef GDK_WINDOWING_X11
 586         GdkWindow *gdk_window;
 587 #endif
 588
 589         if (screen) {
 590                 ev_stock_icons_set_screen (screen);
 591                 gtk_window_set_screen (GTK_WINDOW (new_window), screen);
 592         }
 593
 594         if (!gtk_widget_get_realized (new_window))
 595                 gtk_widget_realize (new_window);
 596
 597 #ifdef GDK_WINDOWING_X11
 598         gdk_window = gtk_widget_get_window (GTK_WIDGET (new_window));
 599
 600         if (timestamp <= 0)
 601                 timestamp = gdk_x11_get_server_time (gdk_window);
 602         gdk_x11_window_set_user_time (gdk_window, timestamp);
 603
 604         gtk_window_present (GTK_WINDOW (new_window));
 605 #else
 606         gtk_window_present_with_time (GTK_WINDOW (new_window), timestamp);
 607 #endif /* GDK_WINDOWING_X11 */
 608 }
 609
 610 static void
 611 method_call_cb (GDBusConnection       *connection,
 612                 const gchar           *sender,
 613                 const gchar           *object_path,
 614                 const gchar           *interface_name,
 615                 const gchar           *method_name,
 616                 GVariant              *parameters,
 617                 GDBusMethodInvocation *invocation,
 618                 gpointer               user_data)
 619 {
 620         EvApplication   *application = EV_APPLICATION (user_data);
 621         GList           *windows, *l;
 622         const gchar     *uri;
 623         guint            timestamp;
 624         GVariantIter    *iter;
 625         const gchar     *key;
 626         GVariant        *value;
 627         GdkDisplay      *display = NULL;
 628         int              screen_number = 0;
 629         EvLinkDest      *dest = NULL;
 630         EvWindowRunMode  mode = EV_WINDOW_MODE_NORMAL;
 631         const gchar     *search_string = NULL;
 632         GdkScreen       *screen = NULL;
 633
 634         if (g_strcmp0 (method_name, "OpenURI") != 0)
 635                 return;
 636
 637         g_variant_get (parameters, "(&sa{sv}u)", &uri, &iter, &timestamp);
 638
 639         /* FIXME: we don't need uri anymore,
 640          * maybe this method should be renamed
 641          * as reload, refresh or something like that
 642          */
 643         if (g_strcmp0 (application->uri, uri) != 0) {
 644                 g_dbus_method_invocation_return_error (invocation,
 645                                                        G_DBUS_ERROR,
 646                                                        G_DBUS_ERROR_INVALID_ARGS,
 647                                                        "Unexpected URI \"%s\"",
 648                                                        uri);
 649                 g_variant_iter_free (iter);
 650                 return;
 651         }
 652
 653         while (g_variant_iter_loop (iter, "{&sv}", &key, &value)) {
 654                 if (strcmp (key, "display") == 0 && g_variant_classify (value) == G_VARIANT_CLASS_STRING) {
 655                         display = ev_display_open_if_needed (g_variant_get_string (value, NULL));
 656                 } else if (strcmp (key, "screen") == 0 && g_variant_classify (value) == G_VARIANT_CLASS_STRING) {
 657                         screen_number = g_variant_get_int32 (value);
 658                 } else if (strcmp (key, "mode") == 0 && g_variant_classify (value) == G_VARIANT_CLASS_UINT32) {
 659                         mode = g_variant_get_uint32 (value);
 660                 } else if (strcmp (key, "page-label") == 0 && g_variant_classify (value) == G_VARIANT_CLASS_STRING) {
 661                         dest = ev_link_dest_new_page_label (g_variant_get_string (value, NULL));
 662                 } else if (strcmp (key, "find-string") == 0 && g_variant_classify (value) == G_VARIANT_CLASS_STRING) {
 663                         search_string = g_variant_get_string (value, NULL);
 664                 }
 665         }
 666         g_variant_iter_free (iter);
 667
 668         if (display != NULL &&
 669             screen_number >= 0 &&
 670             screen_number < gdk_display_get_n_screens (display))
 671                 screen = gdk_display_get_screen (display, screen_number);
 672         else
 673                 screen = gdk_screen_get_default ();
 674
 675         windows = ev_application_get_windows (application);
 676         for (l = windows; l != NULL; l = g_list_next (l)) {
 677                 EvWindow *ev_window = EV_WINDOW (l->data);
 678
 679                 ev_application_open_uri_in_window (application, uri, ev_window,
 680                                                    screen, dest, mode,
 681                                                    search_string,
 682                                                    timestamp);
 683         }
 684         g_list_free (windows);
 685
 686         if (dest)
 687                 g_object_unref (dest);
 688
 689         g_dbus_method_invocation_return_value (invocation, g_variant_new ("()"));
 690 }
 691
 692 void
 693 ev_application_open_uri_list (EvApplication *application,
 694                               GSList        *uri_list,
 695                               GdkScreen     *screen,
 696                               guint          timestamp)
 697 {
 698         GSList *l;
 699
 700         for (l = uri_list; l != NULL; l = l->next) {
 701                 ev_application_open_uri_at_dest (application, (char *)l->data,
 702                                                  screen, NULL, 0, NULL,
 703                                                  timestamp);
 704         }
 705 }
 706
 707 static void
 708 ev_application_accel_map_save (EvApplication *application)
 709 {
 710         gchar *accel_map_file;
 711         gchar *tmp_filename;
 712         gint   fd;
 713
 714         if (userdir) {
 715                 accel_map_file = g_build_filename (userdir, "accels",
 716                                                    "evince", NULL);
 717         } else {
 718                 accel_map_file = g_build_filename (g_get_home_dir (),
 719                                                    ".gnome2", "accels",
 720                                                    "evince", NULL);
 721         }
 722
 723         tmp_filename = g_strdup_printf ("%s.XXXXXX", accel_map_file);
 724
 725         fd = g_mkstemp (tmp_filename);
 726         if (fd == -1) {
 727                 g_free (accel_map_file);
 728                 g_free (tmp_filename);
 729
 730                 return;
 731         }
 732         gtk_accel_map_save_fd (fd);
 733         close (fd);
 734
 735         if (g_rename (tmp_filename, accel_map_file) == -1) {
 736                 /* FIXME: win32? */
 737                 g_unlink (tmp_filename);
 738         }
 739
 740         g_free (accel_map_file);
 741         g_free (tmp_filename);
 742 }
 743
 744 static void
 745 ev_application_accel_map_load (EvApplication *application)
 746 {
 747         gchar *accel_map_file;
 748
 749         if (userdir) {
 750                 accel_map_file = g_build_filename (userdir, "accels",
 751                                                    "evince", NULL);
 752         } else {
 753                 accel_map_file = g_build_filename (g_get_home_dir (),
 754                                                    ".gnome2", "accels",
 755                                                    "evince", NULL);
 756         }
 757
 758         gtk_accel_map_load (accel_map_file);
 759         g_free (accel_map_file);
 760 }
 761
 762 void
 763 ev_application_shutdown (EvApplication *application)
 764 {
 765         if (application->uri) {
 766 #ifdef ENABLE_DBUS
 767                 ev_application_unregister_uri (application,
 768                                                application->uri);
 769 #endif
 770                 g_free (application->uri);
 771                 application->uri = NULL;
 772         }
 773
 774         ev_application_accel_map_save (application);
 775
 776         g_object_unref (application->scr_saver);
 777         application->scr_saver = NULL;
 778
 779 #ifdef ENABLE_DBUS
 780         if (application->keys) {
 781                 g_object_unref (application->keys);
 782                 application->keys = NULL;
 783         }
 784         if (application->registration_id != 0) {
 785                 g_dbus_connection_unregister_object (application->connection,
 786                                                      application->registration_id);
 787                 application->registration_id = 0;
 788         }
 789         if (application->connection != NULL) {
 790                 g_object_unref (application->connection);
 791                 application->connection = NULL;
 792         }
 793 #endif /* ENABLE_DBUS */
 794
 795         g_free (application->dot_dir);
 796         application->dot_dir = NULL;
 797         g_free (application->data_dir);
 798         application->data_dir = NULL;
 799         g_free (application->filechooser_open_uri);
 800         application->filechooser_open_uri = NULL;
 801         g_free (application->filechooser_save_uri);
 802         application->filechooser_save_uri = NULL;
 803
 804         g_object_unref (application);
 805         instance = NULL;
 806
 807         gtk_main_quit ();
 808 }
 809
 810 static void
 811 ev_application_class_init (EvApplicationClass *ev_application_class)
 812 {
 813 }
 814
 815 static void
 816 ev_application_init (EvApplication *ev_application)
 817 {
 818         GError *error = NULL;
 819
 820         userdir = g_getenv ("GNOME22_USER_DIR");
 821         if (userdir)
 822                 ev_application->dot_dir = g_build_filename (userdir, "evince", NULL);
 823         else
 824                 ev_application->dot_dir = g_build_filename (g_get_home_dir (),
 825                                                             ".gnome2",
 826                                                             "evince",
 827                                                             NULL);
 828
 829 #ifdef G_OS_WIN32
 830 {
 831         gchar *dir;
 832
 833         dir = g_win32_get_package_installation_directory_of_module (NULL);
 834         ev_application->data_dir = g_build_filename (dir, "share", "evince", NULL);
 835         g_free (dir);
 836 }
 837 #else
 838         ev_application->data_dir = g_strdup (DATADIR);
 839 #endif
 840
 841         ev_application_init_session (ev_application);
 842
 843         ev_application_accel_map_load (ev_application);
 844
 845 #ifdef ENABLE_DBUS
 846 {
 847         static const char introspection_xml[] =
 848                 "<node>"
 849                   "<interface name='org.gnome.evince.Daemon'>"
 850                     "<method name='OpenURI'>"
 851                       "<arg type='s' name='uri' direction='in'/>"
 852                       "<arg type='a{sv}' name='args' direction='in'/>"
 853                       "<arg type='u' name='timestamp' direction='in'/>"
 854                     "</method>"
 855                   "</interface>"
 856                 "</node>";
 857
 858         static const GDBusInterfaceVTable interface_vtable = {
 859                 method_call_cb,
 860                 NULL,
 861                 NULL
 862         };
 863
 864         GDBusNodeInfo *introspection_data;
 865
 866         ev_application->connection = g_bus_get_sync (G_BUS_TYPE_SESSION, NULL, &error);
 867         if (ev_application->connection != NULL) {
 868                 introspection_data = g_dbus_node_info_new_for_xml (introspection_xml, NULL);
 869                 g_assert (introspection_data != NULL);
 870
 871
 872                 ev_application->registration_id =
 873                     g_dbus_connection_register_object (ev_application->connection,
 874                                                        APPLICATION_DBUS_OBJECT_PATH,
 875                                                        introspection_data->interfaces[0],
 876                                                        &interface_vtable,
 877                                                        ev_application, NULL,
 878                                                        &error);
 879                 if (ev_application->registration_id == 0) {
 880                         g_printerr ("Failed to register bus object: %s\n", error->message);
 881                         g_error_free (error);
 882                 }
 883
 884         } else {
 885                 g_printerr ("Failed to get bus connection: %s\n", error->message);
 886                 g_error_free (error);
 887         }
 888
 889         ev_application->keys = ev_media_player_keys_new ();
 890
 891         ev_application->scr_saver = totem_scrsaver_new ();
 892 }
 893 #else
 894         ev_application->scr_saver = totem_scrsaver_new ();
 895 #endif /* ENABLE_DBUS */
 896 }
 897
 898 gboolean
 899 ev_application_has_window (EvApplication *application)
 900 {
 901         GList   *windows = ev_application_get_windows (application);
 902         gboolean retval = windows != NULL;
 903
 904         g_list_free (windows);
 905
 906         return retval;
 907 }
 908
 909 const gchar *
 910 ev_application_get_uri (EvApplication *application)
 911 {
 912         return application->uri;
 913 }
 914
 915 /**
 916  * ev_application_get_media_keys:
 917  * @application: The instance of the application.
 918  *
 919  * It gives you access to the media player keys handler object.
 920  *
 921  * Returns: A #EvMediaPlayerKeys.
 922  */
 923 GObject *
 924 ev_application_get_media_keys (EvApplication *application)
 925 {
 926 #ifdef ENABLE_DBUS
 927         return G_OBJECT (application->keys);
 928 #else
 929         return NULL;
 930 #endif /* ENABLE_DBUS */
 931 }
 932
 933 void
 934 ev_application_set_filechooser_uri (EvApplication       *application,
 935                                     GtkFileChooserAction action,
 936                                     const gchar         *uri)
 937 {
 938         if (action == GTK_FILE_CHOOSER_ACTION_OPEN) {
 939                 g_free (application->filechooser_open_uri);
 940                 application->filechooser_open_uri = g_strdup (uri);
 941         } else if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
 942                 g_free (application->filechooser_save_uri);
 943                 application->filechooser_save_uri = g_strdup (uri);
 944         }
 945 }
 946
 947 const gchar *
 948 ev_application_get_filechooser_uri (EvApplication       *application,
 949                                     GtkFileChooserAction action)
 950 {
 951         if (action == GTK_FILE_CHOOSER_ACTION_OPEN) {
 952                 if (application->filechooser_open_uri)
 953                         return application->filechooser_open_uri;
 954         } else if (action == GTK_FILE_CHOOSER_ACTION_SAVE) {
 955                 if (application->filechooser_save_uri)
 956                         return application->filechooser_save_uri;
 957         }
 958
 959         return NULL;
 960 }
 961
 962 void
 963 ev_application_screensaver_enable (EvApplication *application)
 964 {
 965         totem_scrsaver_enable (application->scr_saver);
 966 }
 967
 968 void
 969 ev_application_screensaver_disable (EvApplication *application)
 970 {
 971         totem_scrsaver_disable (application->scr_saver);
 972 }
 973
 974 const gchar *
 975 ev_application_get_dot_dir (EvApplication *application,
 976                             gboolean create)
 977 {
 978         if (create)
 979                 g_mkdir_with_parents (application->dot_dir, 0700);
 980
 981         return application->dot_dir;
 982 }
 983
 984 const gchar *
 985 ev_application_get_data_dir (EvApplication   *application)
 986 {
 987         return application->data_dir;
 988 }