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/**************************************************************
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.openoffice.ooxml.viewer;
import java.util.LinkedList;
import java.util.Queue;
import java.util.Set;
import java.util.TreeSet;
import javax.swing.JTree;
import javax.swing.event.TreeSelectionEvent;
import javax.swing.event.TreeSelectionListener;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.tree.TreeModel;
import javax.swing.tree.TreePath;
import org.apache.openoffice.ooxml.framework.part.ContentType;
import org.apache.openoffice.ooxml.framework.part.IReferenceProvider;
import org.apache.openoffice.ooxml.framework.part.OOXMLPackage;
import org.apache.openoffice.ooxml.framework.part.Part;
import org.apache.openoffice.ooxml.framework.part.PartName;
@SuppressWarnings("serial")
public class PartsView
extends JTree
implements TreeSelectionListener
{
public PartsView (
final DetailViewManager aDetailViewManager,
final OOXMLPackage aPackage)
{
maPackage = aPackage;
maDetailViewManager = aDetailViewManager;
Initialize();
getSelectionModel().addTreeSelectionListener(this);
}
private final void Initialize ()
{
final DefaultMutableTreeNode aRootNode = new DefaultMutableTreeNode(
"top level relations");
final TreeModel aModel = new DefaultTreeModel(aRootNode);
final Queue<IReferenceProvider> aWorklist = new LinkedList<IReferenceProvider>();
aWorklist.add(maPackage);
final Set<PartName> aProcessedPartNames = new TreeSet<PartName>();
CreateChildren(aRootNode, aProcessedPartNames, maPackage);
setModel(aModel);
}
private void CreateChildren (
final DefaultMutableTreeNode aNode,
final Set<PartName> aProcessedPartNames,
final IReferenceProvider aReferences)
{
for (final PartName aTarget : aReferences.getRelatedParts().getAllTargets())
{
Part aPart = maPackage.getPart(aTarget);
final DefaultMutableTreeNode aRelationNode;
if ( ! aProcessedPartNames.contains(aPart.getPartName()))
{
aProcessedPartNames.add(aPart.getPartName());
aRelationNode = new DefaultMutableTreeNode(aPart.getPartName().GetFullname());
CreateChildren(aRelationNode, aProcessedPartNames, aPart);
}
else
{
aRelationNode = new DefaultMutableTreeNode(aPart.getPartName().GetFullname() + "...");
}
aNode.add(aRelationNode);
}
}
/** Callback for clicks on the part view.
*/
@Override
public void valueChanged (final TreeSelectionEvent aEvent)
{
final TreePath aPath = aEvent.getNewLeadSelectionPath();
if (aPath != null)
{
final PartName aName= GetPackagePathForTreePath(aPath);
final ContentType eType = maPackage.getPart(
aName).getContentType();
maDetailViewManager.ShowPart(
aName,
eType);
}
}
private PartName GetPackagePathForTreePath (final TreePath aPath)
{
final PartName aName = new PartName(aPath.getLastPathComponent().toString());
return aName;
}
private final OOXMLPackage maPackage;
private final DetailViewManager maDetailViewManager;
}
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