javax.swing.plaf.basic
public class BasicTreeUI.ComponentHandler extends ComponentAdapter implements ActionListener
Modifier and Type | Field and Description |
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protected JScrollBar |
scrollBar
ScrollBar that is being adjusted
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protected Timer |
timer
Timer used when inside a scrollpane and the scrollbar is adjusting
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Constructor and Description |
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BasicTreeUI.ComponentHandler()
Constructor
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Modifier and Type | Method and Description |
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void |
actionPerformed(ActionEvent ae)
Public as a result of Timer.
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void |
componentMoved(ComponentEvent e)
Invoked when the component's position changes.
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protected JScrollPane |
getScrollPane()
Returns the JScrollPane housing the JTree, or null if one isn't found.
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protected void |
startTimer()
Creates, if necessary, and starts a Timer to check if needed to resize
the bounds
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componentHidden, componentResized, componentShown
protected JScrollBar scrollBar
public BasicTreeUI.ComponentHandler()
public void componentMoved(ComponentEvent e)
componentMoved
in interface ComponentListener
componentMoved
in class ComponentAdapter
e
- the event that occurs when moving the componentprotected void startTimer()
protected JScrollPane getScrollPane()
public void actionPerformed(ActionEvent ae)
actionPerformed
in interface ActionListener
ae
- is the action performed