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.core.interfaces; 025 026 import javax.swing.JFrame; 027 028 /** 029 * Declares, that an object suitable for displaying on the screen with 030 * listeners, icon, etc. can be returned. 031 * 032 * @see GUIObject 033 * @author Holger Arndt 034 * 035 */ 036 public interface HasGUIObject { 037 038 /** 039 * Returns an object suitable for displaying on the screen. Ensures that, 040 * for each basic object, only one GUIObject can be returned. 041 * 042 * @return object suitable for displaying on the screen 043 */ 044 public GUIObject getGUIObject(); 045 046 /** 047 * This method is used to signal changes in the object to the corresponding 048 * GUIObject if it exists. 049 * <p> 050 * Maybe this method can be deleted, when all changes are made trough the 051 * GUIObject? 052 * 053 */ 054 public void notifyGUIObject(); 055 056 /** 057 * This method will show the object in a JFrame on the screen. 058 */ 059 public JFrame showGUI(); 060 061 }