WHEN_EXPOSE, WHEN_GEOMETRY_CHANGE, WHEN_KEY_DOWN, WHEN_LEFT_DOWN, WHEN_LEFT_UP, WHEN_MAPPED, WHEN_MIDDLE_DOWN, WHEN_MIDDLE_UP, WHEN_POINTER_ENTER, WHEN_POINTER_LEAVE, WHEN_POINTER_MOVE, WHEN_RIGHT_DOWN, WHEN_RIGHT_UP, WHEN_UNMAPPED, WHEN_WHEEL_DOWN, WHEN_WHEEL_UP
ROOT_WINDOW, SUB_WINDOW, TOPLEVEL_WINDOW