Module java.desktop

Package javax.swing.plaf.basic

Class BasicTreeUI.TreeIncrementAction

java.lang.Object

javax.swing.AbstractAction

javax.swing.plaf.basic.BasicTreeUI.TreeIncrementAction

所有已实现的接口:

ActionListener, Serializable, Cloneable, EventListener, Action

封装类:

BasicTreeUI

       public class BasicTreeUI.TreeIncrementAction extends AbstractAction
      

TreeIncrementAction 用于处理上/下操作。根据方向移动选择。

Field Summary

Fields

Modifier and Type	Field	Description
protected int	direction	指定调整选择的方向。

Fields declared in class javax.swing.AbstractAction

changeSupport, enabled

Fields declared in interface javax.swing.Action

ACCELERATOR_KEY, ACTION_COMMAND_KEY, DEFAULT, DISPLAYED_MNEMONIC_INDEX_KEY, LARGE_ICON_KEY, LONG_DESCRIPTION, MNEMONIC_KEY, NAME, SELECTED_KEY, SHORT_DESCRIPTION, SMALL_ICON

Constructor Summary

Constructors

Constructor	Description
TreeIncrementAction(int direction, String name)	构造一个新的 TreeIncrementAction 实例。

Method Summary

Modifier and Type	Method	Description
void	actionPerformed(ActionEvent e)	当发生动作时调用。

Methods declared in class javax.swing.AbstractAction

addPropertyChangeListener, clone, firePropertyChange, getKeys, getPropertyChangeListeners, getValue, isEnabled, putValue, removePropertyChangeListener, setEnabled

Methods declared in class java.lang.Object

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

Methods declared in interface javax.swing.Action

accept

Field Details

direction

             protected int direction
            

指定调整选择的方向。

Constructor Details

TreeIncrementAction

             public TreeIncrementAction(int direction, String name)
            

构造一个新的 TreeIncrementAction 实例。

参数:

direction - 方向

name - 动作的名称

Method Details

actionPerformed

             public void actionPerformed(ActionEvent e)
            

从接口中复制的描述: ActionListener

当发生动作时调用。

参数:

e - 要处理的事件