001    /*
002     * $Id: TargetableSupport.java,v 1.4 2005/10/26 14:29:54 kleopatra Exp $
003     *
004     * Copyright 2004 Sun Microsystems, Inc., 4150 Network Circle,
005     * Santa Clara, California 95054, U.S.A. All rights reserved.
006     *
007     * This library is free software; you can redistribute it and/or
008     * modify it under the terms of the GNU Lesser General Public
009     * License as published by the Free Software Foundation; either
010     * version 2.1 of the License, or (at your option) any later version.
011     * 
012     * This library is distributed in the hope that it will be useful,
013     * but WITHOUT ANY WARRANTY; without even the implied warranty of
014     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
015     * Lesser General Public License for more details.
016     * 
017     * You should have received a copy of the GNU Lesser General Public
018     * License along with this library; if not, write to the Free Software
019     * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
020     */
021    
022    package org.jdesktop.swingx;
023    import java.awt.event.ActionEvent;
024    
025    import javax.swing.Action;
026    import javax.swing.ActionMap;
027    import javax.swing.JComponent;
028    
029    /**
030     *
031     * @author rbair
032     */
033    public class TargetableSupport {
034        private JComponent component;
035        
036        /** Creates a new instance of TargetableSupport */
037        public TargetableSupport(JComponent component) {
038            this.component = component;
039        }
040        
041        public boolean doCommand(Object command, Object value) {
042            // Look at the internal component first.
043            ActionMap map = component.getActionMap();
044            Action action = map.get(command);
045    
046            if (action != null) {
047                if (value instanceof ActionEvent) {
048                    action.actionPerformed( (ActionEvent) value);
049                }
050                else {
051                    // XXX should the value represent the event source?
052                    action.actionPerformed(new ActionEvent(value, 0,
053                        command.toString()));
054                }
055                return true;
056            }
057            return false;
058        }
059    
060        public Object[] getCommands() {
061            ActionMap map = component.getActionMap();
062            return map.allKeys();
063        }
064    
065        public boolean hasCommand(Object command) {
066            Object[] commands = getCommands();
067            for (int i = 0; i < commands.length; i++) {
068                if (commands[i].equals(command)) {
069                    return true;
070                }
071            }
072            return false;
073        }
074    }