BasicSplitPaneUI.FocusHandler (Java Platform SE 8 )

java.lang.Object
- java.awt.event.FocusAdapter
- - javax.swing.plaf.basic.BasicSplitPaneUI.FocusHandler

All Implemented Interfaces:

FocusListener ， EventListener

Enclosing class:

BasicSplitPaneUI
```
public class BasicSplitPaneUI.FocusHandler
extends FocusAdapter
```
JSplitPane UI使用的FocusListener的实现。
这个类应该被视为一个“受保护”的内部类。仅在BasicSplitPaneUI的子类中实例化。

构造方法摘要

构造方法
Constructor and Description
`FocusHandler()`

方法摘要

所有方法接口方法具体的方法
Modifier and Type	Method and Description
`void`	`focusGained(FocusEvent ev)` 当组件获得键盘焦点时调用。
`void`	`focusLost(FocusEvent ev)` 当组件丢失键盘焦点时调用。

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
  - FocusHandler
```
public FocusHandler()
```
- 方法详细信息
  - focusGained
```
public void focusGained(FocusEvent ev)
```
    描述从类别复制： FocusAdapter
    
    当组件获得键盘焦点时调用。
    
    Specified by:
    
    focusGained在接口 FocusListener
    
    重写：
    
    focusGained在 FocusAdapter
  - focusLost
```
public void focusLost(FocusEvent ev)
```
    描述从类别复制： FocusAdapter
    
    当组件丢失键盘焦点时调用。
    
    Specified by:
    
    focusLost在接口 FocusListener
    
    重写：
    
    focusLost in class FocusAdapter

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Class BasicSplitPaneUI.FocusHandler

构造方法摘要

方法摘要

Methods inherited from class java.lang.Object

构造方法详细信息

FocusHandler

方法详细信息

focusGained

focusLost