/*
* 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.MessagesDeleteable;
import java.awt.event.ActionEvent;
import java.awt.event.KeyEvent;
import javax.swing.AbstractAction;
import javax.swing.Action;
import javax.swing.KeyStroke;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import javax.swing.event.TableModelEvent;
import javax.swing.event.TableModelListener;
import com.jidesoft.document.DocumentComponent;
import com.jidesoft.document.DocumentComponentEvent;
import com.jidesoft.document.DocumentComponentListener;
/**
* Delete any selected messages from the queue.
*
* @author colincrist@hermesjms.com
* @version $Id: DeleteMessagesAction.java,v 1.2 2005/05/19 16:16:09 colincrist
* Exp $
*/
public class DeleteMessagesAction extends AbstractAction implements DocumentComponentListener, ListSelectionListener, TableModelListener {
/**
*
*/
private static final long serialVersionUID = -3857033196276911772L;
public DeleteMessagesAction() {
putValue(Action.NAME, "Delete");
putValue(Action.SHORT_DESCRIPTION, "Delete selected messages");
putValue(Action.SMALL_ICON, IconCache.getIcon("hermes.messages.delete"));
putValue(Action.ACCELERATOR_KEY, KeyStroke.getKeyStroke(KeyEvent.VK_DELETE, 0, false));
setEnabled(false);
HermesBrowser.getBrowser().addDocumentComponentListener(this);
HermesBrowser.getBrowser().addMessageSelectionListener(this);
}
private final void attachListener(final Object source) {
if (source instanceof MessagesDeleteable) {
MessagesDeleteable action = (MessagesDeleteable) source;
action.getTableModel().addTableModelListener(this);
}
}
private final void detachListener(final Object source) {
if (source instanceof MessagesDeleteable) {
MessagesDeleteable action = (MessagesDeleteable) source;
action.getTableModel().removeTableModelListener(this);
}
}
public void actionPerformed(ActionEvent event) {
if (HermesBrowser.getBrowser().getDocumentPane().getActiveDocument() instanceof MessagesDeleteable) {
final MessagesDeleteable d = (MessagesDeleteable) HermesBrowser.getBrowser().getDocumentPane().getActiveDocument();
d.delete();
}
}
private void checkEnabled() {
DocumentComponent document = HermesBrowser.getBrowser().getDocumentPane().getActiveDocument() ;
setEnabled(document instanceof MessagesDeleteable);
}
public void valueChanged(ListSelectionEvent e) {
checkEnabled();
}
public void documentComponentActivated(DocumentComponentEvent event) {
attachListener(event.getSource());
checkEnabled();
}
public void documentComponentClosed(DocumentComponentEvent event) {
detachListener(event.getSource());
checkEnabled();
}
public void documentComponentClosing(DocumentComponentEvent event) {
checkEnabled();
}
public void documentComponentDeactivated(DocumentComponentEvent event) {
detachListener(event.getSource());
checkEnabled();
}
public void documentComponentMoved(DocumentComponentEvent event) {
checkEnabled();
}
public void documentComponentMoving(DocumentComponentEvent event) {
checkEnabled();
}
public void documentComponentOpened(DocumentComponentEvent event) {
attachListener(event.getSource());
checkEnabled();
}
public void documentComponentDocked(DocumentComponentEvent arg0) {
// TODO Auto-generated method stub
}
public void documentComponentFloated(DocumentComponentEvent arg0) {
// TODO Auto-generated method stub
}
public void tableChanged(TableModelEvent e) {
checkEnabled();
}
}