/* * Copyright (c) 2000 David Flanagan.  All rights reserved. * This code is from the book Java Examples in a Nutshell, 2nd Edition. * It is provided AS-IS, WITHOUT ANY WARRANTY either expressed or implied. * You may study, use, and modify it for any non-commercial purpose. * You may distribute it non-commercially as long as you retain this notice. * For a commercial use license, or to purchase the book (recommended), * visit http://www.davidflanagan.com/javaexamples2. */package com.davidflanagan.examples.gui;import javax.swing.*;import java.util.*;/** * Parse a JToolBar from a ResourceBundle.  A toolbar is represented * simply as a list of action property names.  E.g.: *     toolbar: action.save, action.print, action.quit **/public class ToolBarParser implements ResourceParser {    static final Class[] supportedTypes = new Class[] { JToolBar.class };    public Class[] getResourceTypes() { return supportedTypes; }    public Object parse(GUIResourceBundle bundle, String key, Class type)	throws java.util.MissingResourceException    {	// Get the value of the key as a list of strings	List toolList = bundle.getStringList(key);	// Create a ToolBar	JToolBar toolbar = new JToolBar();	// Create a JTool for each of the tool property names, 	// and add it to the bar	int numtools = toolList.size();	for(int i = 0; i < numtools; i++) {	    // Get the action name	    String tool = (String)toolList.get(i);	    // Get the Action object associated with that name	    Action action = (Action) bundle.getResource(tool, Action.class);	    // Add the action to the toolbar, and get the JButton it creates	    JButton button = toolbar.add(action);	    // If the action contains a description, use it as the tooltip	    String tooltip = (String)action.getValue(Action.SHORT_DESCRIPTION);	    if (tooltip != null) button.setToolTipText(tooltip);	}		return toolbar;    }}