Returned by gdk_pointer_grab() and gdk_keyboard_grab() to indicate
success or the reason for the failure of the grab attempt.
GDK_GRAB_SUCCESS
the resource was successfully grabbed.
GDK_GRAB_ALREADY_GRABBED
the resource is actively grabbed by another client.
GDK_GRAB_INVALID_TIME
the resource was grabbed more recently than the
specified time.
GDK_GRAB_NOT_VIEWABLE
the grab window or the confine_to window are not
viewable.
GDK_GRAB_FROZEN
the resource is frozen by an active grab of another client.
Returned by gdk_pointer_grab() and gdk_keyboard_grab() to indicate success or the reason for the failure of the grab attempt. GDK_GRAB_SUCCESS the resource was successfully grabbed. GDK_GRAB_ALREADY_GRABBED the resource is actively grabbed by another client. GDK_GRAB_INVALID_TIME the resource was grabbed more recently than the specified time. GDK_GRAB_NOT_VIEWABLE the grab window or the confine_to window are not viewable. GDK_GRAB_FROZEN the resource is frozen by an active grab of another client.