diff options
| -rw-r--r-- | mate-panel/menu.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/mate-panel/menu.c b/mate-panel/menu.c index e44933b6..ad86e364 100644 --- a/mate-panel/menu.c +++ b/mate-panel/menu.c @@ -417,6 +417,72 @@ add_menu_to_panel (GtkWidget *menuitem, matemenu_tree_item_unref (directory); } +static void +grab_widget (GtkWidget *widget) +{ + g_return_if_fail (widget != NULL); + + GdkWindow *window; + GdkDisplay *display; +#if GTK_CHECK_VERSION (3, 20, 0) + GdkSeat *seat; +#else + GdkDeviceManager *device_manager; + GdkDevice *pointer; + GdkDevice *keyboard; +#endif + + window = gtk_widget_get_window (widget); + display = gdk_window_get_display (window); + +#if GTK_CHECK_VERSION (3, 20, 0) + seat = gdk_display_get_default_seat (display); + gdk_seat_grab (seat, window, + GDK_SEAT_CAPABILITY_ALL, TRUE, + NULL, NULL, NULL, NULL); +#else + device_manager = gdk_display_get_device_manager (display); + pointer = gdk_device_manager_get_client_pointer (device_manager); + keyboard = gdk_device_get_associated_device (pointer); + + if (gdk_device_grab (pointer, window, + GDK_OWNERSHIP_WINDOW, TRUE, + GDK_SMOOTH_SCROLL_MASK | + GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK | + GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK | + GDK_POINTER_MOTION_MASK, + NULL, GDK_CURRENT_TIME) != GDK_GRAB_SUCCESS) { + return; + } + + if (gdk_device_grab (keyboard, window, + GDK_OWNERSHIP_WINDOW, TRUE, + GDK_KEY_PRESS_MASK | GDK_KEY_RELEASE_MASK, + NULL, GDK_CURRENT_TIME) != GDK_GRAB_SUCCESS) { + gdk_device_ungrab (pointer, GDK_CURRENT_TIME); + } +#endif +} + +static void +restore_grabs (GtkWidget *menu, + GtkWidget *item) +{ + GtkWidget *parent = gtk_widget_get_parent (item); + + if (parent) { + grab_widget (parent); + } +} + +static void +menu_destroy_context_menu (GtkWidget *item, + GtkWidget *menu) +{ + g_signal_handlers_disconnect_by_func (menu, restore_grabs, item); + gtk_widget_destroy (menu); +} + static GtkWidget * create_item_context_menu (GtkWidget *item, PanelWidget *panel_widget) @@ -454,6 +520,11 @@ create_item_context_menu (GtkWidget *item, g_object_set_data (G_OBJECT (item), "panel-item-context-menu", menu); g_object_set_data (G_OBJECT (menu), "menu_panel", panel_widget); + g_signal_connect (item, "destroy", + G_CALLBACK (menu_destroy_context_menu), menu); + g_signal_connect (menu, "deactivate", + G_CALLBACK (restore_grabs), item); + menuitem = gtk_menu_item_new_with_mnemonic (_("Add this launcher to _panel")); g_signal_connect (menuitem, "activate", G_CALLBACK (add_app_to_panel), entry); |