| Package | Description | 
|---|---|
| java.awt | 
 Contains all of the classes for creating user
interfaces and for painting graphics and images. 
 | 
| Modifier and Type | Class and Description | 
|---|---|
class  | 
AWTEventMulticaster
AWTEventMulticaster implements efficient and thread-safe multi-cast
 event dispatching for the AWT events defined in the java.awt.event
 package. | 
| Modifier and Type | Method and Description | 
|---|---|
static HierarchyListener | 
AWTEventMulticaster.add(HierarchyListener a,
   HierarchyListener b)
Adds hierarchy-listener-a with hierarchy-listener-b and
 returns the resulting multicast listener. 
 | 
HierarchyListener[] | 
Component.getHierarchyListeners()
Returns an array of all the hierarchy listeners
 registered on this component. 
 | 
static HierarchyListener | 
AWTEventMulticaster.remove(HierarchyListener l,
      HierarchyListener oldl)
Removes the old hierarchy-listener from hierarchy-listener-l and
 returns the resulting multicast listener. 
 | 
| Modifier and Type | Method and Description | 
|---|---|
static HierarchyListener | 
AWTEventMulticaster.add(HierarchyListener a,
   HierarchyListener b)
Adds hierarchy-listener-a with hierarchy-listener-b and
 returns the resulting multicast listener. 
 | 
void | 
Component.addHierarchyListener(HierarchyListener l)
Adds the specified hierarchy listener to receive hierarchy changed
 events from this component when the hierarchy to which this container
 belongs changes. 
 | 
static HierarchyListener | 
AWTEventMulticaster.remove(HierarchyListener l,
      HierarchyListener oldl)
Removes the old hierarchy-listener from hierarchy-listener-l and
 returns the resulting multicast listener. 
 | 
void | 
Component.removeHierarchyListener(HierarchyListener l)
Removes the specified hierarchy listener so that it no longer
 receives hierarchy changed events from this component. 
 | 
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