public class BasicTreeUI.ComponentHandler extends ComponentAdapter implements ActionListener
| Modifier and Type | Field and Description |
|---|---|
protected JScrollBar |
scrollBar
滚动条,正在调整。
|
protected Timer |
timer
利用定时器在滚动窗格和滚动条调整。
|
| Constructor and Description |
|---|
ComponentHandler() |
| Modifier and Type | Method and Description |
|---|---|
void |
actionPerformed(ActionEvent ae)
作为定时器的结果。
|
void |
componentMoved(ComponentEvent e)
当组件的位置更改时调用。
|
protected JScrollPane |
getScrollPane()
返回JScrollPane的住房JTree,或空如果没有发现。
|
protected void |
startTimer()
创建时,如果必要的话,并启动一个计时器,以检查是否需要调整边界的大小。
|
componentHidden, componentResized, componentShownprotected Timer timer
protected JScrollBar scrollBar
public void componentMoved(ComponentEvent e)
ComponentAdapter
componentMoved 接口
ComponentListener
componentMoved 方法重写,继承类
ComponentAdapter
protected void startTimer()
protected JScrollPane getScrollPane()
public void actionPerformed(ActionEvent ae)
actionPerformed 接口
ActionListener
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