/*
* 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.IconCache;
import hermes.browser.components.BrowserTree;
import hermes.browser.model.TreeUtils;
import hermes.browser.model.tree.HermesTreeNode;
import java.awt.event.ActionEvent;
import javax.swing.Action;
import javax.swing.event.TreeSelectionEvent;
import javax.swing.event.TreeSelectionListener;
import javax.swing.tree.TreePath;
/**
* @author colincrist@hermesjms.com
* @version $Id$
*/
public class CascadeBrowserTreeAction extends ActionSupport
{
/**
*
*/
private static final long serialVersionUID = -4225976230120661015L;
private BrowserTree browserTree;
public CascadeBrowserTreeAction(BrowserTree browserTree)
{
this.browserTree = browserTree;
putValue(Action.NAME, "Cascade/Collapse");
putValue(Action.SHORT_DESCRIPTION, "Cascade or collapse the session tree.");
putValue(Action.SMALL_ICON, IconCache.getIcon("hermes.collapse.cf"));
setEnabled(false);
browserTree.getSelectionModel().addTreeSelectionListener(new TreeSelectionListener()
{
public void valueChanged(TreeSelectionEvent e)
{
CascadeBrowserTreeAction.this.setEnabled(e.getPath() != null && TreeUtils.pathContains(e.getPaths(), HermesTreeNode.class));
}
});
}
public void actionPerformed(ActionEvent e)
{
final TreePath[] paths = browserTree.getSelectionPaths();
for (final TreePath path : paths)
{
for (int j = 0; j < path.getPathCount(); j++)
{
if (path.getPath()[j] instanceof HermesTreeNode)
{
HermesTreeNode node = (HermesTreeNode) path.getPath()[j];
node.setCascadeNamespace(!node.isCascadeNamespace());
TreePath cascadeFrom = path;
while (!(cascadeFrom.getLastPathComponent() instanceof HermesTreeNode))
{
cascadeFrom = path.getParentPath();
}
TreeUtils.expandFully(browserTree, cascadeFrom);
}
}
}
}
}