/*
* 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.uima.tools.cvd.control;
import javax.swing.event.TreeSelectionEvent;
import javax.swing.event.TreeSelectionListener;
import javax.swing.tree.DefaultMutableTreeNode;
import org.apache.uima.cas.CAS;
import org.apache.uima.cas.Type;
import org.apache.uima.cas.impl.CASImpl;
import org.apache.uima.tools.cvd.IndexTreeNode;
import org.apache.uima.tools.cvd.MainFrame;
import org.apache.uima.tools.cvd.TypeTreeNode;
/**
* Change the display of the FSTree if a type in an index is selected.
*/
public class IndexTreeSelectionListener implements TreeSelectionListener {
private final MainFrame main;
public IndexTreeSelectionListener(MainFrame frame) {
this.main = frame;
}
/**
* @see javax.swing.event.TreeSelectionListener#valueChanged(javax.swing.event.TreeSelectionEvent)
*/
public void valueChanged(TreeSelectionEvent arg0) {
// System.out.println("Tree selection value changed");
DefaultMutableTreeNode node = (DefaultMutableTreeNode) this.main.getIndexTree()
.getLastSelectedPathComponent();
if (node == null) {
return;
}
Object userObject = node.getUserObject();
String label = null;
Type type = null;
if (userObject instanceof IndexTreeNode) {
IndexTreeNode indexNode = (IndexTreeNode) userObject;
label = indexNode.getName();
type = indexNode.getType();
} else if (userObject instanceof TypeTreeNode) {
TypeTreeNode typeNode = (TypeTreeNode) userObject;
label = typeNode.getLabel();
type = typeNode.getType();
} else {
return;
}
this.main.setIndexLabel(label);
this.main.setAnnotationIndex(label.equals(CAS.STD_ANNOTATION_INDEX));
this.main.setIndex(this.main.getCas().getIndexRepository().getIndex(label, type));
this.main.updateFSTree(label, this.main.getIndex());
this.main.setAllAnnotationViewerItemEnable(((CASImpl) this.main.getCas())
.isAnnotationType(type));
this.main.getTextArea().getCaret().setVisible(true);
}
}