/* * Copyright (C) 2005, 2006  * Santiago Carot Nemesio * * This file is part of NetGUI. * * NetGUI 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. *  * NetGUI 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 NetGUI; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA *   */import java.io.File;import javax.swing.*;import javax.swing.filechooser.*;/* Filtro utilizado por JFileChooser para aceptar 鷑icamente ficheros * creados con NetKitGUI*/ public class NKProjectFilter extends FileFilter {	private static final String nkp = "nkp";	    //Accept all directories and nkp "NetKit Projects" files.    public boolean accept(File f) {        if (f.isDirectory()) {            return true;        }        String extension = getExtension(f);        if (extension != null) {            if (extension.equals(nkp)) {                    return true;            } else {                return false;            }        }        return false;    }    //The description of this filter    public String getDescription() {        return "NetKit Projects files";    }        /*     * Get the extension of a file.     */    private String getExtension(File f) {        String ext = null;        String s = f.getName();        int i = s.lastIndexOf('.');        if (i > 0 &&  i < s.length() - 1) {            ext = s.substring(i+1).toLowerCase();        }        return ext;    }}