/* * Copyright (c) 1997, 2001, Oracle and/or its affiliates. All rights reserved. * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms. * * * * * * * * * * * * * * * * * * * * */ package javax.swing.plaf.basic; import sun.awt.AppContext; import javax.swing.*; import java.awt.*; import java.awt.event.*; import javax.swing.plaf.*; import java.io.Serializable; /** * CheckboxUI implementation for BasicCheckboxUI * <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}. * * @author Jeff Dinkins */ public class BasicCheckBoxUI extends BasicRadioButtonUI { private static final Object BASIC_CHECK_BOX_UI_KEY = new Object(); private final static String propertyPrefix = "CheckBox" + "."; // ******************************** // Create PLAF // ******************************** public static ComponentUI createUI(JComponent b) { AppContext appContext = AppContext.getAppContext(); BasicCheckBoxUI checkboxUI = (BasicCheckBoxUI) appContext.get(BASIC_CHECK_BOX_UI_KEY); if (checkboxUI == null) { checkboxUI = new BasicCheckBoxUI(); appContext.put(BASIC_CHECK_BOX_UI_KEY, checkboxUI); } return checkboxUI; } public String getPropertyPrefix() { return propertyPrefix; } }