gboolean
meta_begin_modal_for_plugin (MetaCompositor *compositor,
MetaPlugin *plugin,
MetaModalOptions options,
guint32 timestamp)
{
/* To some extent this duplicates code in meta_display_begin_grab_op(), but there
* are significant differences in how we handle grabs that make it difficult to
* merge the two.
*/
MetaDisplay *display = compositor->display;
if (is_modal (display) || display->grab_op != META_GRAB_OP_NONE)
return FALSE;
/* XXX: why is this needed? */
XIUngrabDevice (display->xdisplay,
META_VIRTUAL_CORE_POINTER_ID,
timestamp);
XSync (display->xdisplay, False);
if (!grab_devices (options, timestamp))
return FALSE;
display->grab_op = META_GRAB_OP_COMPOSITOR;
display->event_route = META_EVENT_ROUTE_COMPOSITOR_GRAB;
display->grab_window = NULL;
display->grab_have_pointer = TRUE;
display->grab_have_keyboard = TRUE;
g_signal_emit_by_name (display, "grab-op-begin",
meta_plugin_get_screen (plugin),
display->grab_window, display->grab_op);
if (meta_is_wayland_compositor ())
{
meta_display_sync_wayland_input_focus (display);
meta_display_cancel_touch (display);
}
return TRUE;
}
/**
* Shows the popup window, and grab the focus.
*
* @param window a PopupWindow instance.
*/
void
popup_window_show(PopupWindow *window)
{
GtkWidget *popup_window = window->popup_window;
GtkWidget *vol_scale = window->vol_scale;
/* Update window elements at first */
update_mute_check(GTK_TOGGLE_BUTTON(window->mute_check),
G_CALLBACK(on_mute_check_toggled), window,
audio_is_muted(window->audio));
update_volume_slider(window->vol_scale_adj,
audio_get_volume(window->audio));
/* Show the window */
gtk_widget_show_now(popup_window);
/* Give focus to volume scale */
gtk_widget_grab_focus(vol_scale);
/* Grab mouse and keyboard */
grab_devices(popup_window);
}
