/* handle the background destroyed signal */
static void
background_destroyed_callback (EelBackground *background,
NautilusFile *file)
{
g_signal_handlers_disconnect_by_func
(file,
G_CALLBACK (saved_settings_changed_callback), background);
nautilus_file_monitor_remove (file, background);
eel_preferences_remove_callback (NAUTILUS_PREFERENCES_THEME,
nautilus_file_background_theme_changed,
background);
eel_preferences_remove_callback (NAUTILUS_PREFERENCES_BACKGROUND_SET,
nautilus_file_background_theme_changed,
background);
eel_preferences_remove_callback (NAUTILUS_PREFERENCES_BACKGROUND_COLOR,
nautilus_file_background_theme_changed,
background);
eel_preferences_remove_callback (NAUTILUS_PREFERENCES_BACKGROUND_FILENAME,
nautilus_file_background_theme_changed,
background);
}
static void
caja_history_sidebar_finalize (GObject *object)
{
CajaHistorySidebar *sidebar;
sidebar = CAJA_HISTORY_SIDEBAR (object);
eel_preferences_remove_callback (CAJA_PREFERENCES_CLICK_POLICY,
click_policy_changed_callback,
sidebar);
G_OBJECT_CLASS (caja_history_sidebar_parent_class)->finalize (object);
}
static void
desktop_finalize (GObject *object)
{
CajaDesktopDirectory *desktop;
desktop = CAJA_DESKTOP_DIRECTORY (object);
caja_directory_unref (desktop->details->real_directory);
g_hash_table_destroy (desktop->details->callbacks);
g_hash_table_destroy (desktop->details->monitors);
g_free (desktop->details);
eel_preferences_remove_callback (CAJA_PREFERENCES_DESKTOP_IS_HOME_DIR,
desktop_directory_changed_callback,
desktop);
G_OBJECT_CLASS (caja_desktop_directory_parent_class)->finalize (object);
}
/* key routine that hooks up a background and location */
void
nautilus_connect_background_to_file_metadata (GtkWidget *widget,
NautilusFile *file,
GdkDragAction default_drag_action)
{
EelBackground *background;
gpointer old_file;
/* Get at the background object we'll be connecting. */
background = eel_get_widget_background (widget);
/* Check if it is already connected. */
old_file = g_object_get_data (G_OBJECT (background), "eel_background_file");
if (old_file == file) {
return;
}
/* Disconnect old signal handlers. */
if (old_file != NULL) {
g_assert (NAUTILUS_IS_FILE (old_file));
g_signal_handlers_disconnect_by_func
(background,
G_CALLBACK (background_changed_callback), old_file);
g_signal_handlers_disconnect_by_func
(background,
G_CALLBACK (background_destroyed_callback), old_file);
g_signal_handlers_disconnect_by_func
(background,
G_CALLBACK (background_reset_callback), old_file);
g_signal_handlers_disconnect_by_func
(old_file,
G_CALLBACK (saved_settings_changed_callback), background);
nautilus_file_monitor_remove (old_file, background);
eel_preferences_remove_callback (NAUTILUS_PREFERENCES_THEME,
nautilus_file_background_theme_changed,
background);
eel_preferences_remove_callback (NAUTILUS_PREFERENCES_BACKGROUND_SET,
nautilus_file_background_theme_changed,
background);
eel_preferences_remove_callback (NAUTILUS_PREFERENCES_BACKGROUND_COLOR,
nautilus_file_background_theme_changed,
background);
eel_preferences_remove_callback (NAUTILUS_PREFERENCES_BACKGROUND_FILENAME,
nautilus_file_background_theme_changed,
background);
}
/* Attach the new directory. */
nautilus_file_ref (file);
g_object_set_data_full (G_OBJECT (background), "eel_background_file",
file, (GDestroyNotify) nautilus_file_unref);
g_object_set_data (G_OBJECT (background), "default_drag_action", GINT_TO_POINTER (default_drag_action));
/* Connect new signal handlers. */
if (file != NULL) {
g_signal_connect_object (background, "settings_changed",
G_CALLBACK (background_changed_callback), file, 0);
g_signal_connect_object (background, "destroy",
G_CALLBACK (background_destroyed_callback), file, 0);
g_signal_connect_object (background, "reset",
G_CALLBACK (background_reset_callback), file, 0);
g_signal_connect_object (file, "changed",
G_CALLBACK (saved_settings_changed_callback), background, 0);
/* arrange to receive file metadata */
nautilus_file_monitor_add (file,
background,
NAUTILUS_FILE_ATTRIBUTE_INFO);
/* arrange for notification when the theme changes */
eel_preferences_add_callback (NAUTILUS_PREFERENCES_THEME,
nautilus_file_background_theme_changed, background);
eel_preferences_add_callback (NAUTILUS_PREFERENCES_BACKGROUND_SET,
nautilus_file_background_theme_changed, background);
eel_preferences_add_callback (NAUTILUS_PREFERENCES_BACKGROUND_COLOR,
nautilus_file_background_theme_changed, background);
eel_preferences_add_callback (NAUTILUS_PREFERENCES_BACKGROUND_FILENAME,
nautilus_file_background_theme_changed, background);
}
/* Update the background based on the file metadata. */
initialize_background_from_settings (file, background);
}
