PreferencesEvent (Java SE 11 )

java.lang.Object
- java.util.EventObject
- - java.awt.desktop.AppEvent
  - - java.awt.desktop.PreferencesEvent

All Implemented Interfaces:

Serializable
```
public final class PreferencesEvent
extends AppEvent
```
Event sent when the application is asked to open its preferences window.

Since:

9

See Also:

PreferencesHandler.handlePreferences(java.awt.desktop.PreferencesEvent), Serialized Form

- Field Summary
  - Fields declared in class java.util.EventObject
    source
- Constructor Summary
  
  Constructors
  Constructor Description
  
  PreferencesEvent()
  Constructs a 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 Detail
  - PreferencesEvent
```
public PreferencesEvent()
```
    Constructs a PreferencesEvent.
    
    Throws:
    
    HeadlessException - if GraphicsEnvironment.isHeadless() returns true
    
    UnsupportedOperationException - if Desktop API is not supported on the current platform
    
    See Also:
    
    Desktop.isDesktopSupported(), GraphicsEnvironment.isHeadless()