/*
 * Copyright (c) 2001-2007 JGoodies Karsten Lentzsch. All Rights Reserved.
 *
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 * 
 *  o Redistributions of source code must retain the above copyright notice, 
 *    this list of conditions and the following disclaimer. 
 *     
 *  o Redistributions in binary form must reproduce the above copyright notice, 
 *    this list of conditions and the following disclaimer in the documentation 
 *    and/or other materials provided with the distribution. 
 *     
 *  o Neither the name of JGoodies Karsten Lentzsch nor the names of 
 *    its contributors may be used to endorse or promote products derived 
 *    from this software without specific prior written permission. 
 *     
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 
 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
 */

package com.jgoodies.looks.windows;

import java.awt.Component;
import java.awt.Container;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;

import javax.swing.AbstractButton;
import javax.swing.JComponent;
import javax.swing.LookAndFeel;
import javax.swing.plaf.ComponentUI;

import com.jgoodies.looks.BorderStyle;
import com.jgoodies.looks.HeaderStyle;
import com.jgoodies.looks.Options;
import com.sun.java.swing.plaf.windows.WindowsToolBarUI;

/**
 * Adds behavior for handling different types of borders.
 * 
 * @author Karsten Lentzsch
 * @version $Revision: 1.4 $
 */
public final class WindowsXPToolBarUI extends WindowsToolBarUI {

    private PropertyChangeListener listener;

    public static ComponentUI createUI(JComponent b) {
        return new WindowsXPToolBarUI();
    }

    
    // Handling Special Borders *********************************************

    protected void installDefaults() {
        super.installDefaults();
        installSpecialBorder();
    }

    
    protected void installListeners() {
        super.installListeners();
        listener = createBorderStyleListener();
        toolBar.addPropertyChangeListener(listener);
    }

    
    protected void uninstallListeners() {
        toolBar.removePropertyChangeListener(listener);
        super.uninstallListeners();
    }

    
    private PropertyChangeListener createBorderStyleListener() {
        return new PropertyChangeListener() {

            public void propertyChange(PropertyChangeEvent e) {
                String prop = e.getPropertyName();
                if (prop.equals(Options.HEADER_STYLE_KEY)
                        || prop.equals(WindowsLookAndFeel.BORDER_STYLE_KEY)) {
                    WindowsXPToolBarUI.this.installSpecialBorder();
                }
            }

        };
    }

    
    /**
     * Installs a special border, if either a look-dependent
     * <code>BorderStyle</code> or a look-independent <code>HeaderStyle</code>
     * has been specified. A look specific BorderStyle shadows 
     * a HeaderStyle.<p>
     * 
     * Specifying a HeaderStyle is recommend.
     */
    private void installSpecialBorder() {
        String suffix;
        BorderStyle borderStyle = BorderStyle.from(toolBar,
                WindowsLookAndFeel.BORDER_STYLE_KEY);
        if (borderStyle == BorderStyle.EMPTY)
            suffix = "emptyBorder";
        else if (borderStyle == BorderStyle.SEPARATOR)
            suffix = "separatorBorder";
        else if (borderStyle == BorderStyle.ETCHED)
            suffix = "etchedBorder";
        else if (HeaderStyle.from(toolBar) == HeaderStyle.BOTH)
            suffix = "headerBorder";
        else
            suffix = "border";
        LookAndFeel.installBorder(toolBar, "ToolBar." + suffix);
    }

    
    // Handling Rollover Borders ********************************************

    protected void setBorderToRollover(Component c) {
        if (c instanceof AbstractButton) {
            super.setBorderToRollover(c);
        } else if (c instanceof Container) {
            Container cont = (Container) c;
            for (int i = 0; i < cont.getComponentCount(); i++)
                super.setBorderToRollover(cont.getComponent(i));
        }
    }
    

}