1 /* HierarchyBoundsListener.java -- listens to bounds changes of parents 2 Copyright (C) 2000, 2002 Free Software Foundation 3 4 This file is part of GNU Classpath. 5 6 GNU Classpath is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 2, or (at your option) 9 any later version. 10 11 GNU Classpath is distributed in the hope that it will be useful, but 12 WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with GNU Classpath; see the file COPYING. If not, write to the 18 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 19 02110-1301 USA. 20 21 Linking this library statically or dynamically with other modules is 22 making a combined work based on this library. Thus, the terms and 23 conditions of the GNU General Public License cover the whole 24 combination. 25 26 As a special exception, the copyright holders of this library give you 27 permission to link this library with independent modules to produce an 28 executable, regardless of the license terms of these independent 29 modules, and to copy and distribute the resulting executable under 30 terms of your choice, provided that you also meet, for each linked 31 independent module, the terms and conditions of the license of that 32 module. An independent module is a module which is not derived from 33 or based on this library. If you modify this library, you may extend 34 this exception to your version of the library, but you are not 35 obligated to do so. If you do not wish to do so, delete this 36 exception statement from your version. */ 37 38 39 package java.awt.event; 40 41 import java.util.EventListener; 42 43 /** 44 * This listens for changes in an ancestors size or location. Normally it is 45 * not necessary to process these events since the AWT handles them 46 * internally, taking all appropriate actions. To watch a subset of these 47 * events, use a HierarchyBoundsAdapter. 48 * 49 * @author Bryce McKinlay 50 * @see HierarchyBoundsAdapter 51 * @see HierarchyEvent 52 * @since 1.3 53 * @status updated to 1.4 54 */ 55 public interface HierarchyBoundsListener extends EventListener 56 { 57 /** 58 * Called when an ancestor component of the source is moved. 59 * 60 * @param e the event describing the ancestor's motion 61 */ ancestorMoved(HierarchyEvent e)62 void ancestorMoved(HierarchyEvent e); 63 64 /** 65 * Called when an ancestor component is resized. 66 * 67 * @param e the event describing the ancestor's resizing 68 */ ancestorResized(HierarchyEvent e)69 void ancestorResized(HierarchyEvent e); 70 } // interface HierarchyBoundsListener 71