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/*
* $Id$
* ============================================================================
* The Apache Software License, Version 1.1
* ============================================================================
*
* Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modifica-
* tion, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. 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.
*
* 3. The end-user documentation included with the redistribution, if any, must
* include the following acknowledgment: "This product includes software
* developed by the Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself, if
* and wherever such third-party acknowledgments normally appear.
*
* 4. The names "FOP" and "Apache Software Foundation" must not be used to
* endorse or promote products derived from this software without prior
* written permission. For written permission, please contact
* apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache", nor may
* "Apache" appear in their name, without prior written permission of the
* Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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
* APACHE SOFTWARE FOUNDATION OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLU-
* DING, 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.
* ============================================================================
*
* This software consists of voluntary contributions made by many individuals
* on behalf of the Apache Software Foundation and was originally created by
* James Tauber <jtauber@jtauber.com>. For more information on the Apache
* Software Foundation, please see <http://www.apache.org/>.
*/
package org.apache.fop.viewer;
//Java
import java.awt.event.ActionEvent;
import javax.swing.AbstractAction;
import javax.swing.ImageIcon;
import java.net.URL;
/**
* This class represents UI-commands, which can be used as menu or toolbar
* items<br>.
* When the <code>Command</code> object receives action event, that object's
* <code>doit</code> method is invoked. <code>doit</code> method by default
* does nothing and the class customer have to override it to implement
* any action handling logic.
* Originally contributed by:
* Juergen Verwohlt: Juergen.Verwohlt@jcatalog.com,
* Rainer Steinkuhle: Rainer.Steinkuhle@jcatalog.com,
* Stanislav Gorkhover: Stanislav.Gorkhover@jcatalog.com
*/
public class Command extends AbstractAction {
private static final String IMAGE_DIR = "Images/";
/**
* Creates <code>Command</code> object with a given name and
* sets the name as a tooltip text. No associated icon image.
* @param name of the command
*/
public Command(String name) {
super(name);
putValue(SHORT_DESCRIPTION, name);
}
/**
* Creates <code>Command</code> object with a given name, the same
* tooltip text and icon image if appropriate image file is found.
* @param name name of the command
* @param iconName name of the icon
*/
public Command(String name, String iconName) {
super(name);
putValue(SHORT_DESCRIPTION, name);
URL url = getClass().getResource(IMAGE_DIR + iconName + ".gif");
if (url != null) {
putValue(SMALL_ICON, new ImageIcon(url));
}
}
/**
* @see java.awt.event.ActionListener#actionPerformed(ActionEvent)
*/
public void actionPerformed(ActionEvent e) {
doit();
}
/**
* Action handler, have to be overrided by subclasses.
*/
public void doit() {
//Do nothing
}
}
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