/*
* @(#)MetalCheckBoxUI.java 1.20 09/08/10
*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
package javax.swing.plaf.metal;
import sun.awt.AppContext;
import javax.swing.*;
import javax.swing.plaf.basic.BasicCheckBoxUI;
import java.awt.*;
import java.awt.event.*;
import javax.swing.plaf.*;
import java.io.Serializable;
/**
* CheckboxUI implementation for MetalCheckboxUI
* <p>
* <strong>Warning:</strong>
* Serialized objects of this class will not be compatible with
* future Swing releases. The current serialization support is
* appropriate for short term storage or RMI between applications running
* the same version of Swing. As of 1.4, support for long term storage
* of all JavaBeans<sup><font size="-2">TM</font></sup>
* has been added to the <code>java.beans</code> package.
* Please see {@link java.beans.XMLEncoder}.
*
* @version 1.20 08/10/09
* @author Michael C. Albers
*
*/
public class MetalCheckBoxUI extends MetalRadioButtonUI {
// NOTE: MetalCheckBoxUI inherts from MetalRadioButtonUI instead
// of BasicCheckBoxUI because we want to pick up all the
// painting changes made in MetalRadioButtonUI.
private static final Object METAL_CHECK_BOX_UI_KEY = new Object();
private final static String propertyPrefix = "CheckBox" + ".";
private boolean defaults_initialized = false;
// ********************************
// Create PlAF
// ********************************
public static ComponentUI createUI(JComponent b) {
AppContext appContext = AppContext.getAppContext();
MetalCheckBoxUI checkboxUI =
(MetalCheckBoxUI) appContext.get(METAL_CHECK_BOX_UI_KEY);
if (checkboxUI == null) {
checkboxUI = new MetalCheckBoxUI();
appContext.put(METAL_CHECK_BOX_UI_KEY, checkboxUI);
}
return checkboxUI;
}
public String getPropertyPrefix() {
return propertyPrefix;
}
// ********************************
// Defaults
// ********************************
public void installDefaults(AbstractButton b) {
super.installDefaults(b);
if(!defaults_initialized) {
icon = UIManager.getIcon(getPropertyPrefix() + "icon");
defaults_initialized = true;
}
}
protected void uninstallDefaults(AbstractButton b) {
super.uninstallDefaults(b);
defaults_initialized = false;
}
}