/*
* Copyright 2003,2004,2005 Colin Crist
*
* Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
package hermes.swing.actions;
import hermes.browser.HermesBrowser;
import hermes.browser.IconCache;
import hermes.browser.components.NavigableComponent;
import java.awt.event.ActionEvent;
import javax.swing.Action;
/**
* Simple action to move the selection backward in a queue/topic browser
*
* @author colincrist@hermesjms.com
* @version $Id: NavigateBackwardMessageAction.java,v 1.1 2005/05/19 16:16:09
* colincrist Exp $
*/
public class NavigateBackwardMessageAction extends BrowseActionListenerAdapter
{
/**
*
*/
private static final long serialVersionUID = 4973866902805211124L;
public NavigateBackwardMessageAction()
{
putValue(Action.NAME, "Previous");
putValue(Action.SHORT_DESCRIPTION, "Previous message...");
putValue(Action.SMALL_ICON, IconCache.getIcon("hermes.messages.navigate.backward"));
setEnabled(false);
}
@Override
protected void checkEnabled(Object object)
{
if (object instanceof NavigableComponent)
{
final NavigableComponent component = (NavigableComponent) object;
setEnabled(component != null && component.isNavigableBackward());
}
else
{
setEnabled(false);
}
}
public void actionPerformed(ActionEvent e)
{
if (HermesBrowser.getBrowser().getDocumentPane().getActiveDocument() instanceof NavigableComponent)
{
final NavigableComponent component = (NavigableComponent) HermesBrowser.getBrowser().getDocumentPane().getActiveDocument();
component.navigateBackward() ;
}
}
}