public class DefaultHierarchyListener extends Object implements HierarchyListener
HierarchyListener
. Add this listener using
Component's addHierarchyListener method when a component inside
JOptionPane
requires the focus of application.Constructor and Description |
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DefaultHierarchyListener() |
Modifier and Type | Method and Description |
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void |
hierarchyChanged(HierarchyEvent e) |
public void hierarchyChanged(HierarchyEvent e)
hierarchyChanged
in interface HierarchyListener