/*
* 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.browser.transferable;
import hermes.HermesRuntimeException;
import hermes.browser.components.BrowserTree;
import hermes.browser.components.ContextTree;
import java.awt.datatransfer.DataFlavor;
import java.awt.datatransfer.Transferable;
import javax.swing.JComponent;
import javax.swing.TransferHandler;
import org.apache.log4j.Logger;
/**
* @author colincrist@hermesjms.com
*/
public class HermesAdministeredObjectTransferHandler extends TransferHandler
{
/**
*
*/
private static final long serialVersionUID = -3250317070022202875L;
private static final Logger log = Logger.getLogger(HermesAdministeredObjectTransferHandler.class);
public boolean canImport(JComponent component, DataFlavor[] flavors)
{
return component instanceof ContextTree;
}
protected Transferable createTransferable(JComponent component)
{
if (component instanceof BrowserTree)
{
BrowserTree tree = (BrowserTree) component;
return new HermesAdministeredObjectTransferable(tree.getSelectedAdministeredObjectNodes());
}
else
{
throw new HermesRuntimeException("cannot create transferable, JComponent " + component.getClass().getName() + " is not a BrowserTree");
}
}
public int getSourceActions(JComponent component)
{
if (component instanceof BrowserTree)
{
return COPY;
}
else
{
return NONE;
}
}
public boolean importData(JComponent component, Transferable t)
{
if (component instanceof ContextTree && t instanceof HermesAdministeredObjectTransferable)
{
ContextTree contextTree = (ContextTree) component;
return contextTree.doImport((HermesAdministeredObjectTransferable) t);
}
else
{
return false;
}
}
}