/**  * File and FTP Explorer  * Copyright 2002  * 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.  */package javaexplorer.gui.viewer;import javaexplorer.gui.listener.ViewerListener;import javaexplorer.model.XFile;import javax.swing.*;public interface Viewer {    /**     *  Sets the XFile attribute of the JScroller     *  object     *     *@param  e_file  The new File value     */    public void setXFile(XFile e_xfile);    /**     *  Gets the XFile attribute of the JScroller     *  object     *     *@return    The XFile value     */    public XFile getXFile();    /**     *  Gets the Info attribute of the JScroller     *  object     *     *@return    The Info value     */    public String getInfo();    /**     *  Gets the JComponent attribute of the     *  JScroller object     *     *@return    The JComponent value     */    public JComponent getJComponent();    /**     *  Description of the Method     *     *@param  e_zoomLevel  Description of Parameter     */    public void applyZoom(int e_zoomLevel);    /**     *  Adds a feature to the ViewerListener     *  attribute of the Viewer object     *     *@param  vl  The feature to be added to     *      the ViewerListener attribute     */    public void addViewerListener(ViewerListener vl);    /**     */    public void freeRessource();}