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/* |
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* The Apache Software License, Version 1.1 |
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* |
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* Copyright (c) 2001 The Apache Software Foundation. All rights |
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* reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* 3. The end-user documentation included with the redistribution, if |
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* any, must include the following acknowlegement: |
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* "This product includes software developed by the |
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* Apache Software Foundation (http://www.apache.org/)." |
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* Alternately, this acknowlegement may appear in the software itself, |
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* if and wherever such third-party acknowlegements normally appear. |
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* |
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* 4. The names "The Jakarta Project", "Ant", and "Apache Software |
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* Foundation" must not be used to endorse or promote products derived |
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* from this software without prior written permission. For written |
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* permission, please contact apache@apache.org. |
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* |
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* 5. Products derived from this software may not be called "Apache" |
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* nor may "Apache" appear in their names without prior written |
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* permission of the Apache Group. |
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* |
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* ==================================================================== |
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* |
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* This software consists of voluntary contributions made by many |
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* individuals on behalf of the Apache Software Foundation. For more |
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* information on the Apache Software Foundation, please see |
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* <http://www.apache.org/>. |
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*/ |
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package org.apache.tools.ant.gui.core; |
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import org.apache.tools.ant.gui.event.*; |
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import org.apache.tools.ant.gui.acs.ACSProjectElement; |
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import javax.swing.*; |
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import java.awt.event.ActionEvent; |
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import java.awt.event.ActionListener; |
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import java.util.*; |
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/** |
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* Specialization of JMenu providing selectability of the currently |
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* open projects. |
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* |
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* @version $Revision$ |
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* @author Simeon Fitch |
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*/ |
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public class ProjectSelectionMenu extends JMenu { |
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/** Application context. */ |
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private AppContext _context = null; |
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/** Current set of menus. */ |
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private Map _menus = new HashMap(); |
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/** |
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* Standard ctor. |
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* |
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* @param context Application context. |
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*/ |
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public ProjectSelectionMenu(AppContext context) { |
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super(context.getResources().getString( |
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ProjectSelectionMenu.class, "name"), true); |
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_context = context; |
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_context.getEventBus().addMember( |
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EventBus.MONITORING, new ProjectListener()); |
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setMnemonic(getText().charAt(0)); |
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} |
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/** |
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* Replace or add the JMenu called "Projects" with this. |
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* |
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* @param menuBar Menu bar to insert into. |
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*/ |
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public void insertInto(JMenuBar menuBar) { |
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// Iterate of the menu items looking for the one with the same name |
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// as ours. |
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int count = menuBar.getComponentCount(); |
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for(int i = 0; i < count; i++) { |
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JMenuItem menu = (JMenuItem) menuBar.getComponent(i); |
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if(menu.getText().equals(getText())) { |
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menuBar.remove(menu); |
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menuBar.add(this, i); |
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return; |
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} |
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} |
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// Getting here we didn't find a menu with the same name. |
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add(this); |
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} |
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/** Listener for updating the contents of the menu. */ |
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private class ProjectListener implements BusMember { |
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/** Event filter. */ |
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private final Filter _filter = new Filter(); |
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/** Action handler. */ |
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private final ActionHandler _handler = new ActionHandler(); |
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/** |
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* Get the filter to that is used to determine if an event should |
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* to to the member. |
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* |
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* @return Filter to use. |
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*/ |
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public BusFilter getBusFilter() { |
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return _filter; |
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} |
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/** |
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* Called when an event is to be posed to the member. |
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* |
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* @param event Event to post. |
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* @return true if event should be propogated, false if |
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* it should be cancelled. |
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*/ |
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public boolean eventPosted(EventObject event) { |
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// Clear out our existing members |
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removeAll(); |
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_menus.clear(); |
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ACSProjectElement[] projects = |
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_context.getProjectManager().getOpen(); |
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for(int i = 0; i < projects.length; i++) { |
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JMenuItem menu = new JMenuItem(projects[i].getName()); |
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menu.addActionListener(_handler); |
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_menus.put(menu, projects[i]); |
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add(menu); |
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} |
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return true; |
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} |
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} |
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/** Filter for project related events. */ |
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private static class Filter implements BusFilter { |
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public boolean accept(EventObject event) { |
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return event instanceof ProjectSelectedEvent || |
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event instanceof ProjectClosedEvent; |
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} |
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} |
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/** Handler for selecting the project. */ |
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private class ActionHandler implements ActionListener { |
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public void actionPerformed(ActionEvent e) { |
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ACSProjectElement project = |
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(ACSProjectElement) _menus.get(e.getSource()); |
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_context.getEventBus().postEvent( |
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new ProjectSelectedEvent(_context, project)); |
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} |
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} |
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} |
metasim