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/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
package org.openoffice.accessibility.awb.tree;
import org.openoffice.accessibility.misc.NameProvider;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.tree.DefaultMutableTreeNode;
import com.sun.star.awt.XExtendedToolkit;
import com.sun.star.accessibility.XAccessible;
import com.sun.star.accessibility.XAccessibleContext;
/**
*
*/
public class AccessibilityTree extends javax.swing.JTree {
/** Creates a new instance of AccessibilityTree */
public AccessibilityTree(javax.swing.tree.TreeModel model) {
super(model);
// always show handles to indicate expandable / collapsable
showsRootHandles = true;
}
public void setToolkit(XExtendedToolkit xToolkit) {
AccessibilityModel model = (AccessibilityModel) getModel();
if (model != null) {
// hide the root node when connected
setRootVisible(xToolkit == null);
// update the root node
model.setRoot(xToolkit);
model.reload();
}
}
public String convertValueToText(Object value, boolean selected,
boolean expanded, boolean leaf, int row, boolean hasFocus) {
if (value instanceof DefaultMutableTreeNode) {
DefaultMutableTreeNode node = (DefaultMutableTreeNode) value;
Object userObject = node.getUserObject();
if (userObject != null && userObject instanceof XAccessible) {
XAccessible xAccessible = (XAccessible) userObject;
try {
XAccessibleContext xAC = xAccessible.getAccessibleContext();
if (xAC != null) {
String name = xAC.getAccessibleName();
if (name.length() == 0) {
name = new String ("<no name>");
}
value = name + " / " + NameProvider.getRoleName(xAC.getAccessibleRole());
}
} catch (com.sun.star.uno.RuntimeException e) {
value = "???";
}
}
}
return super.convertValueToText(value, selected, expanded, leaf, row, hasFocus);
}
}
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