Module java.desktop

Package java.awt.desktop

Class PreferencesEvent

java.lang.Object

java.util.EventObject

java.awt.desktop.AppEvent

java.awt.desktop.PreferencesEvent

所有已实现的接口:

Serializable

       public final class PreferencesEvent extends AppEvent
      

当应用程序被要求打开其首选项窗口时发送的事件。

自 JDK 版本:

9

参见:

• PreferencesHandler.handlePreferences(java.awt.desktop.PreferencesEvent)
• 序列化形式

Field Summary

Fields declared in class java.util.EventObject

source

Constructor Summary

Constructors

Constructor	Description
PreferencesEvent()	构造一个 PreferencesEvent。

Method Summary

Methods declared in class java.util.EventObject

getSource, toString

Methods declared in class java.lang.Object

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

Constructor Details

PreferencesEvent

             public PreferencesEvent()
            

构造一个 PreferencesEvent。

抛出:

HeadlessException - 如果 GraphicsEnvironment.isHeadless() 返回 true

UnsupportedOperationException - 如果当前平台不支持 Desktop API

参见:

• Desktop.isDesktopSupported()
• GraphicsEnvironment.isHeadless()