class_name ModalBackdrop extends ColorRect

func _ready() -> void:
  visible = false
  mouse_filter = MOUSE_FILTER_IGNORE
  UI.FOCUS_STACK.activeLayerChanged.connect(_onActiveLayerChanged)

func _onActiveLayerChanged(layer:ClosableMenu) -> void:
  if layer == null or layer.get_parent() != get_parent():
    visible = false
    mouse_filter = MOUSE_FILTER_IGNORE
    z_index = 0
  else:
    visible = true
    mouse_filter = MOUSE_FILTER_STOP
    z_index = layer.z_index - 5