package javaexplorer.gui.dnd;import java.awt.Font;import javaexplorer.util.laf.LookAndFeelChooser;import javax.swing.JTree;/**  * File and FTP Explorer  * Copyright 2003  * BOESCH Vincent  *  * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.  */public class XTree extends JTree {    public XTree() {        super();        setFont(LookAndFeelChooser.getLaFModel().getTreeListFont());    }    public void setFont(Font f) {        if (f == null) {            return;        }        super.setFont(f);        setRowHeight(f.getSize() + 4);    }    public void updateUI() {        super.updateUI();        setFont(getFont());    }}