nextapp.echo.app.button.DefaultButtonModel Maven / Gradle / Ivy
/*
* This file is part of the Echo Web Application Framework (hereinafter "Echo").
* Copyright (C) 2002-2009 NextApp, Inc.
*
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*/
package nextapp.echo.app.button;
import java.util.EventListener;
import nextapp.echo.app.event.ActionEvent;
import nextapp.echo.app.event.ActionListener;
import nextapp.echo.app.event.EventListenerList;
/**
* Default ButtonModel implementation.
*/
public class DefaultButtonModel
implements ButtonModel {
/** Serial Version UID. */
private static final long serialVersionUID = 20070101L;
private EventListenerList listenerList = new EventListenerList();
private String actionCommand;
/**
* @see nextapp.echo.app.button.ButtonModel#addActionListener(nextapp.echo.app.event.ActionListener)
*/
public void addActionListener(ActionListener l) {
listenerList.addListener(ActionListener.class, l);
}
/**
* @see nextapp.echo.app.button.ButtonModel#doAction()
*/
public void doAction() {
fireActionPerformed(new ActionEvent(this, getActionCommand()));
}
/**
* Notifies registered ActionListeners of an
* ActionEvent.
*
* @param e The ActionEvent to send.
*/
public void fireActionPerformed(ActionEvent e) {
EventListener[] listeners = listenerList.getListeners(ActionListener.class);
for (int index = 0; index < listeners.length; ++index) {
((ActionListener) listeners[index]).actionPerformed(e);
}
}
/**
* @see nextapp.echo.app.button.ButtonModel#getActionCommand()
*/
public String getActionCommand() {
return actionCommand;
}
/**
* Returns the local EventListenerList.
*
* @return the listener list
*/
protected EventListenerList getEventListenerList() {
return listenerList;
}
/**
* @see nextapp.echo.app.button.ButtonModel#removeActionListener(nextapp.echo.app.event.ActionListener)
*/
public void removeActionListener(ActionListener l) {
listenerList.removeListener(ActionListener.class, l);
}
/**
* @see nextapp.echo.app.button.ButtonModel#setActionCommand(java.lang.String)
*/
public void setActionCommand(String actionCommand) {
this.actionCommand = actionCommand;
}
}