001    /*
002     * Copyright (C) 2008-2010 by Holger Arndt
003     *
004     * This file is part of the Universal Java Matrix Package (UJMP).
005     * See the NOTICE file distributed with this work for additional
006     * information regarding copyright ownership and licensing.
007     *
008     * UJMP is free software; you can redistribute it and/or modify
009     * it under the terms of the GNU Lesser General Public License as
010     * published by the Free Software Foundation; either version 2
011     * of the License, or (at your option) any later version.
012     *
013     * UJMP is distributed in the hope that it will be useful,
014     * but WITHOUT ANY WARRANTY; without even the implied warranty of
015     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
016     * GNU Lesser General Public License for more details.
017     *
018     * You should have received a copy of the GNU Lesser General Public
019     * License along with UJMP; if not, write to the
020     * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
021     * Boston, MA  02110-1301  USA
022     */
023    
024    package org.ujmp.gui.panels;
025    
026    import java.awt.BorderLayout;
027    
028    import javax.swing.JPanel;
029    import javax.swing.JScrollPane;
030    import javax.swing.JTree;
031    import javax.swing.tree.TreeModel;
032    
033    import org.ujmp.gui.MatrixGUIObject;
034    
035    public class MatrixTreePanel extends JPanel {
036            private static final long serialVersionUID = 6571680515596275337L;
037    
038            public MatrixTreePanel(MatrixGUIObject m) {
039                    JTree tree = new JTree((TreeModel) m.getMatrix());
040                    setLayout(new BorderLayout());
041                    add(new JScrollPane(tree), BorderLayout.CENTER);
042                    // this is necessary, so that the tree will be displayed correctly:
043                    tree.expandRow(0);
044            }
045    
046    }