1 /* 2 * $Id$ 3 * 4 * Copyright (c) 2002-2014, Universite catholique de Louvain (UCL), Belgium 5 * Copyright (c) 2002-2014, Professor Benoit Macq 6 * Copyright (c) 2010-2011, Kaori Hagihara 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS `AS IS' 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 * POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31 import java.awt.*; 32 import java.awt.event.*; 33 import javax.swing.*; 34 35 class ResizeListener implements ComponentListener 36 { 37 private ImageViewer iv; 38 private Dimension largest; 39 ResizeListener( ImageViewer _iv)40 public ResizeListener( ImageViewer _iv) 41 { 42 iv = _iv; 43 largest = iv.getSize(); 44 } 45 componentHidden(ComponentEvent e)46 public void componentHidden(ComponentEvent e) {} 47 componentMoved(ComponentEvent e)48 public void componentMoved(ComponentEvent e) {} 49 componentResized(ComponentEvent e)50 public void componentResized(ComponentEvent e) { 51 Dimension cursize = iv.getSize(); 52 if( largest.getWidth() < cursize.getWidth() || largest.getHeight() < cursize.getHeight()){ 53 update_largest( cursize); 54 iv.enlarge(); 55 } 56 } 57 update_largest( Dimension cursize)58 private void update_largest( Dimension cursize) 59 { 60 if( largest.getWidth() < cursize.getWidth()) 61 largest.setSize( cursize.getWidth(), largest.getHeight()); 62 if( largest.getHeight() < cursize.getHeight()) 63 largest.setSize( largest.getWidth(), cursize.getHeight()); 64 } 65 componentShown(ComponentEvent e)66 public void componentShown(ComponentEvent e) {} 67 } 68