BasicOptionPaneUI.PropertyChangeHandler (Java SE 12 & JDK 12 )

java.lang.Object
- javax.swing.plaf.basic.BasicOptionPaneUI.PropertyChangeHandler

All Implemented Interfaces:

PropertyChangeListener, EventListener

Enclosing class:

BasicOptionPaneUI
```
public class BasicOptionPaneUI.PropertyChangeHandler
extends Object
implements PropertyChangeListener
```
This class should be treated as a "protected" inner class. Instantiate it only within subclasses of BasicOptionPaneUI.

Constructor Summary

Constructors
Constructor Description

PropertyChangeHandler()

Method Summary

Modifier and Type	Method	Description
`void`	`propertyChange(PropertyChangeEvent e)`	If the source of the PropertyChangeEvent `e` equals the optionPane and is one of the ICON_PROPERTY, MESSAGE_PROPERTY, OPTIONS_PROPERTY or INITIAL_VALUE_PROPERTY, validateComponent is invoked.

Methods declared in class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - PropertyChangeHandler
```
public PropertyChangeHandler()
```
- Method Detail
  - propertyChange
```
public void propertyChange(PropertyChangeEvent e)
```
    If the source of the PropertyChangeEvent e equals the optionPane and is one of the ICON_PROPERTY, MESSAGE_PROPERTY, OPTIONS_PROPERTY or INITIAL_VALUE_PROPERTY, validateComponent is invoked.
    
    Specified by:
    
    propertyChange in interface PropertyChangeListener
    
    Parameters:
    
    e - A PropertyChangeEvent object describing the event source and the property that has changed.