javax.swing.plaf.basic

Class BasicTreeUI.TreeExpansionHandler

java.lang.Object

javax.swing.plaf.basic.BasicTreeUI.TreeExpansionHandler

All Implemented Interfaces:

EventListener ， TreeExpansionListener

Enclosing class:

BasicTreeUI

public class BasicTreeUI.TreeExpansionHandler
extends Object
implements TreeExpansionListener

响应节点扩展/折叠更新TreeState。

构造方法摘要

构造方法

Constructor and Description
TreeExpansionHandler()

方法摘要

Modifier and Type	Method and Description
void	treeCollapsed(TreeExpansionEvent event) 当树中的项目已折叠时调用。
void	treeExpanded(TreeExpansionEvent event) 当树中的项目已被扩展时调用。

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

构造方法详细信息

TreeExpansionHandler

public TreeExpansionHandler()

方法详细信息

treeExpanded

public void treeExpanded(TreeExpansionEvent event)

当树中的项目已被扩展时调用。

Specified by:

treeExpanded在接口 TreeExpansionListener

treeCollapsed

public void treeCollapsed(TreeExpansionEvent event)

当树中的项目已折叠时调用。

Specified by:

treeCollapsed在接口 TreeExpansionListener