/*
* org.openmicroscopy.shoola.util.ui.clsf.TreeCheckModel
*
*------------------------------------------------------------------------------
* Copyright (C) 2006 University of Dundee. All rights reserved.
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*------------------------------------------------------------------------------
*/
package org.openmicroscopy.shoola.util.ui.clsf;
//Java imports
import javax.swing.tree.DefaultTreeModel;
import javax.swing.tree.MutableTreeNode;
//Third-party libraries
//Application-internal dependencies
/**
* A simple tree data model that uses {@link TreeCheckNode}s.
*
* @author Jean-Marie Burel
* <a href="mailto:j.burel@dundee.ac.uk">j.burel@dundee.ac.uk</a>
* @version 2.2
* <small>
* (<b>Internal version:</b> $Revision$ $Date$)
* </small>
* @since OME2.2
*/
public class TreeCheckModel
extends DefaultTreeModel
{
/**
* Creates a new instance.
*
* @param root The root node of the tree.
*/
public TreeCheckModel(TreeCheckNode root)
{
super(root);
}
/**
* Overridden to make sure that the inserted nodes are instance of
* <code>TreeCheckNode</code>.
* @see DefaultTreeModel#insertNodeInto(MutableTreeNode, MutableTreeNode,
* int)
*/
public void insertNodeInto(MutableTreeNode newChild,
MutableTreeNode parent, int index)
{
if (!(newChild instanceof TreeCheckNode))
throw new IllegalArgumentException("Node must be an instance of " +
"TreeCheckNode");
if (!(parent instanceof TreeCheckNode))
throw new IllegalArgumentException("Node must be an instance of " +
"TreeCheckNode");
super.insertNodeInto(newChild, parent, index);
}
}