static void
gs_manager_destroy_windows (GSManager *manager)
{
GdkDisplay *display;
GSList *l;
int n_screens;
int i;
g_return_if_fail (manager != NULL);
g_return_if_fail (GS_IS_MANAGER (manager));
if (manager->priv->windows == NULL) {
return;
}
display = gdk_display_get_default ();
n_screens = gdk_display_get_n_screens (display);
for (i = 0; i < n_screens; i++) {
g_signal_handlers_disconnect_by_func (gdk_display_get_screen (display, i),
on_screen_monitors_changed,
manager);
}
for (l = manager->priv->windows; l; l = l->next) {
gs_window_destroy (l->data);
}
g_slist_free (manager->priv->windows);
manager->priv->windows = NULL;
}
static void
gs_manager_destroy_windows (GSManager *manager)
{
GdkDisplay *display;
GSList *l;
g_return_if_fail (manager != NULL);
g_return_if_fail (GS_IS_MANAGER (manager));
if (manager->priv->windows == NULL)
{
return;
}
display = gdk_display_get_default ();
g_signal_handlers_disconnect_by_func (display,
on_display_monitor_removed,
manager);
g_signal_handlers_disconnect_by_func (display,
on_display_monitor_added,
manager);
for (l = manager->priv->windows; l; l = l->next)
{
gs_window_destroy (l->data);
}
g_slist_free (manager->priv->windows);
manager->priv->windows = NULL;
}
static void
on_screen_monitors_changed (GdkScreen *screen,
GSManager *manager)
{
GSList *l;
int n_monitors;
int n_windows;
int i;
n_monitors = gdk_screen_get_n_monitors (screen);
n_windows = g_slist_length (manager->priv->windows);
gs_debug ("Monitors changed for screen %d: num=%d",
gdk_screen_get_number (screen),
n_monitors);
if (n_monitors > n_windows) {
/* add more windows */
for (i = n_windows; i < n_monitors; i++) {
gs_manager_create_window_for_monitor (manager, screen, i);
}
} else {
gdk_x11_grab_server ();
/* remove the extra windows */
l = manager->priv->windows;
while (l != NULL) {
GdkScreen *this_screen;
int this_monitor;
GSList *next = l->next;
this_screen = gs_window_get_screen (GS_WINDOW (l->data));
this_monitor = gs_window_get_monitor (GS_WINDOW (l->data));
if (this_screen == screen && this_monitor >= n_monitors) {
gs_window_destroy (GS_WINDOW (l->data));
manager->priv->windows = g_slist_delete_link (manager->priv->windows, l);
}
l = next;
}
gdk_flush ();
gdk_x11_ungrab_server ();
}
for (l = manager->priv->windows; l != NULL; l = l->next) {
GdkScreen *this_screen;
this_screen = gs_window_get_screen (GS_WINDOW (l->data));
if (this_screen == screen) {
gtk_widget_queue_resize (GTK_WIDGET (l->data));
}
}
}
static void
on_display_monitor_removed (GdkDisplay *display,
GdkMonitor *monitor,
GSManager *manager)
{
GSList *l;
int n_monitors;
n_monitors = gdk_display_get_n_monitors (display);
gs_debug ("Monitor removed on display %s, now there are %d",
gdk_display_get_name (display), n_monitors);
gdk_x11_grab_server ();
/* remove the now extra window */
l = manager->priv->windows;
while (l != NULL)
{
GdkDisplay *this_display;
GdkMonitor *this_monitor;
GSList *next = l->next;
this_display = gs_window_get_display (GS_WINDOW (l->data));
this_monitor = gs_window_get_monitor (GS_WINDOW (l->data));
if (this_display == display && this_monitor == monitor)
{
manager_maybe_stop_job_for_window (manager,
GS_WINDOW (l->data));
g_hash_table_remove (manager->priv->jobs, l->data);
gs_window_destroy (GS_WINDOW (l->data));
manager->priv->windows = g_slist_delete_link (manager->priv->windows, l);
}
l = next;
}
gdk_display_flush (display);
gdk_x11_ungrab_server ();
}
static void
on_screen_monitors_changed (GdkScreen *screen,
GSManager *manager)
{
GSList *l;
int n_monitors;
int n_windows;
int i;
n_monitors = gdk_screen_get_n_monitors (screen);
n_windows = g_slist_length (manager->priv->windows);
gs_debug ("Monitors changed for screen %d: num=%d",
gdk_screen_get_number (screen),
n_monitors);
if (n_monitors > n_windows)
{
/* Tear down unlock dialog in case we want to move it
* to a new monitor
*/
l = manager->priv->windows;
while (l != NULL)
{
gs_window_cancel_unlock_request (GS_WINDOW (l->data));
l = l->next;
}
/* add more windows */
for (i = n_windows; i < n_monitors; i++)
{
gs_manager_create_window_for_monitor (manager, screen, i);
}
/* And put unlock dialog up where ever it's supposed to be
*/
gs_manager_request_unlock (manager);
}
else
{
gdk_x11_grab_server ();
/* remove the extra windows */
l = manager->priv->windows;
while (l != NULL)
{
GdkScreen *this_screen;
int this_monitor;
GSList *next = l->next;
this_screen = gs_window_get_screen (GS_WINDOW (l->data));
this_monitor = gs_window_get_monitor (GS_WINDOW (l->data));
if (this_screen == screen && this_monitor >= n_monitors)
{
manager_maybe_stop_job_for_window (manager, GS_WINDOW (l->data));
g_hash_table_remove (manager->priv->jobs, l->data);
gs_window_destroy (GS_WINDOW (l->data));
manager->priv->windows = g_slist_delete_link (manager->priv->windows, l);
}
l = next;
}
/* make sure there is a lock dialog on a connected monitor,
* and that the keyboard is still properly grabbed after all
* the windows above got destroyed*/
if (n_windows > n_monitors)
{
gs_manager_request_unlock (manager);
}
gdk_flush ();
gdk_x11_ungrab_server ();
}
}
static void
window_deactivated_cb (GSWindow *window,
gpointer data)
{
gs_window_destroy (window);
}
