JavaTM 2 Platform Std. Ed. v1.5.0
javax.swing.event
Interface AncestorListener
- All Superinterfaces:
- EventListener
public interface AncestorListener - extends EventListener
AncestorListener
Interface to support notification when changes occur to a JComponent or one
of its ancestors. These include movement and when the component becomes
visible or invisible, either by the setVisible() method or by being added
or removed from the component hierarchy.
Method Summary |
void |
ancestorAdded(AncestorEvent event)
Called when the source or one of its ancestors is made visible
either by setVisible(true) being called or by its being
added to the component hierarchy. |
void |
ancestorMoved(AncestorEvent event)
Called when either the source or one of its ancestors is moved. |
void |
ancestorRemoved(AncestorEvent event)
Called when the source or one of its ancestors is made invisible
either by setVisible(false) being called or by its being
remove from the component hierarchy. |
ancestorAdded
void ancestorAdded(AncestorEvent event)
- Called when the source or one of its ancestors is made visible
either by setVisible(true) being called or by its being
added to the component hierarchy. The method is only called
if the source has actually become visible. For this to be true
all its parents must be visible and it must be in a hierarchy
rooted at a Window
ancestorRemoved
void ancestorRemoved(AncestorEvent event)
- Called when the source or one of its ancestors is made invisible
either by setVisible(false) being called or by its being
remove from the component hierarchy. The method is only called
if the source has actually become invisible. For this to be true
at least one of its parents must by invisible or it is not in
a hierarchy rooted at a Window
ancestorMoved
void ancestorMoved(AncestorEvent event)
- Called when either the source or one of its ancestors is moved.
Copyright 2003 Sun Microsystems, Inc. All rights reserved
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