+ return value ? g_value_get_string (value) : NULL;
+}
+
+static void
+value_free (GValue *value)
+{
+ g_value_unset (value);
+ g_free (value);
+}
+
+static GHashTable *
+build_args (GdkScreen *screen,
+ EvLinkDest *dest,
+ EvWindowRunMode mode,
+ const gchar *search_string)
+{
+ GHashTable *args;
+ GValue *value;
+ GdkDisplay *display;
+ const gchar *display_name;
+ gint screen_number;
+
+ args = g_hash_table_new_full (g_str_hash,
+ g_str_equal,
+ (GDestroyNotify)g_free,
+ (GDestroyNotify)value_free);
+
+ /* Display */
+ display = gdk_screen_get_display (screen);
+ display_name = gdk_display_get_name (display);
+ value = g_new0 (GValue, 1);
+ g_value_init (value, G_TYPE_STRING);
+ g_value_set_string (value, display_name);
+ g_hash_table_insert (args, g_strdup ("display"), value);
+
+ /* Screen */
+ screen_number = gdk_screen_get_number (screen);
+ value = g_new0 (GValue, 1);
+ g_value_init (value, G_TYPE_INT);
+ g_value_set_int (value, screen_number);
+ g_hash_table_insert (args, g_strdup ("screen"), value);
+
+ /* Page label */
+ if (dest) {
+ value = g_new0 (GValue, 1);
+ g_value_init (value, G_TYPE_STRING);
+ g_value_set_string (value, ev_link_dest_get_page_label (dest));
+
+ g_hash_table_insert (args, g_strdup ("page-label"), value);
+ }
+
+ /* Find string */
+ if (search_string) {
+ value = g_new0 (GValue, 1);
+ g_value_init (value, G_TYPE_STRING);
+ g_value_set_string (value, search_string);
+
+ g_hash_table_insert (args, g_strdup ("find-string"), value);
+ }
+
+ /* Mode */
+ if (mode != EV_WINDOW_MODE_NORMAL) {
+ value = g_new0 (GValue, 1);
+ g_value_init (value, G_TYPE_UINT);
+ g_value_set_uint (value, mode);
+
+ g_hash_table_insert (args, g_strdup ("mode"), value);
+ }
+
+ return args;
+}
+
+static void
+child_setup (gpointer user_data)
+{
+ gchar *startup_id;
+
+ startup_id = g_strdup_printf ("_TIME%lu",
+ (unsigned long)GPOINTER_TO_INT (user_data));
+ g_setenv ("DESKTOP_STARTUP_ID", startup_id, TRUE);
+ g_free (startup_id);
+}
+
+static void
+ev_spawn (const char *uri,
+ GdkScreen *screen,
+ EvLinkDest *dest,
+ EvWindowRunMode mode,
+ const gchar *search_string,
+ guint timestamp)
+{
+ gchar *argv[6];
+ guint arg = 0;
+ gint i;
+ gboolean res;
+ GError *error = NULL;
+
+#ifdef G_OS_WIN32
+{
+ gchar *dir;
+
+ dir = g_win32_get_package_installation_directory_of_module (NULL);
+ argv[arg++] = g_build_filename (dir, "bin", "evince", NULL);
+ g_free (dir);
+}
+#else
+ argv[arg++] = g_build_filename (BINDIR, "evince", NULL);
+#endif
+
+ /* Page label */
+ if (dest) {
+ const gchar *page_label;
+
+ page_label = ev_link_dest_get_page_label (dest);
+ if (page_label)
+ argv[arg++] = g_strdup_printf ("--page-label=%s", page_label);
+ else
+ argv[arg++] = g_strdup_printf ("--page-label=%d",
+ ev_link_dest_get_page (dest));
+ }
+
+ /* Find string */
+ if (search_string) {
+ argv[arg++] = g_strdup_printf ("--find=%s", search_string);
+ }
+
+ /* Mode */
+ switch (mode) {
+ case EV_WINDOW_MODE_FULLSCREEN:
+ argv[arg++] = g_strdup ("-f");
+ break;
+ case EV_WINDOW_MODE_PRESENTATION:
+ argv[arg++] = g_strdup ("-s");
+ break;
+ default:
+ break;
+ }
+
+ argv[arg++] = (gchar *)uri;
+ argv[arg] = NULL;
+
+ res = gdk_spawn_on_screen (screen, NULL /* wd */, argv, NULL /* env */,
+ 0,
+ child_setup,
+ GINT_TO_POINTER(timestamp),
+ NULL, &error);
+ if (!res) {
+ g_warning ("Error launching evince %s: %s\n", uri, error->message);
+ g_error_free (error);
+ }
+
+ for (i = 0; i < arg - 1; i++) {
+ g_free (argv[i]);