the class at the top of the awt hierarchy is

Returns the Component at the top of the hierarchy which was EventObjectĬonstructs an HierarchyEvent object to identify aĬonstructs an HierarchyEvent object to identify AWTEventĪCTION_EVENT_MASK, ADJUSTMENT_EVENT_MASK, COMPONENT_EVENT_MASK, consumed, CONTAINER_EVENT_MASK, FOCUS_EVENT_MASK, HIERARCHY_BOUNDS_EVENT_MASK, HIERARCHY_EVENT_MASK, id, INPUT_METHOD_EVENT_MASK, INVOCATION_EVENT_MASK, ITEM_EVENT_MASK, KEY_EVENT_MASK, MOUSE_EVENT_MASK, MOUSE_MOTION_EVENT_MASK, MOUSE_WHEEL_EVENT_MASK, PAINT_EVENT_MASK, RESERVED_ID_MAX, TEXT_EVENT_MASK, WINDOW_EVENT_MASK, WINDOW_FOCUS_EVENT_MASK, WINDOW_STATE_EVENT_MASKįields inherited from class java.util. Was generated due to a change in the showing stateįields inherited from class java.awt. Was generated by a reparenting operation. Marks the last integer id for the range of ancestor event ids. Marks the first integer id for the range of hierarchy event ids. The event id indicating that modification was made to the Was generated due to a change in the displayability Indicates that the HIERARCHY_CHANGED event The event id indicating an ancestor-Container was resized. The event id indicating an ancestor-Container was moved. Each such listener object gets this HierarchyEvent To receive such events using the Component's addHierarchyListener HierarchyBoundsListener interface.) HIERARCHY_CHANGED events areĭispatched to every HierarchyListener object which registered

( HierarchyBoundsAdapter objects implement the Such events using the Component's addHierarchyBoundsListener HierarchyBoundsAdapter object which registered to receive ANCESTOR_MOVED and ANCESTOR_RESIZEDĮvents are dispatched to every HierarchyBoundsListener or It is also generated by a Component object when that object's This event is generated by a Container object (such as a Panel) when theĬontainer is added, removed, moved, or resized, and passed down the

Program is receiving these events or not. That GUI layout and displayability works properly regardless of whether a The AWT will automatically handle changes to the hierarchy internally so Hierarchy events are provided for notification purposes ONLY. Ancestor Reshape Events (HierarchyBoundsListener).hierarchy hidden on the screen (either invisible or undisplayable).hierarchy shown on the screen (both visible and displayable).

Hierarchy Change Events (HierarchyListener).

Public class HierarchyEvent extends AWTEventĪn event which indicates a change to the Component SUMMARY: NESTED | FIELD | CONSTR | METHODĬlass HierarchyEvent All Implemented Interfaces: Serializable

The class at the top of the awt hierarchy is