Source for org.jfree.chart.event.ChartChangeListener

   1: /* ===========================================================
   2:  * JFreeChart : a free chart library for the Java(tm) platform
   3:  * ===========================================================
   4:  *
   5:  * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
   6:  *
   7:  * Project Info:  http://www.jfree.org/jfreechart/index.html
   8:  *
   9:  * This library is free software; you can redistribute it and/or modify it 
  10:  * under the terms of the GNU Lesser General Public License as published by 
  11:  * the Free Software Foundation; either version 2.1 of the License, or 
  12:  * (at your option) any later version.
  13:  *
  14:  * This library is distributed in the hope that it will be useful, but 
  15:  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
  16:  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 
  17:  * License for more details.
  18:  *
  19:  * You should have received a copy of the GNU Lesser General Public
  20:  * License along with this library; if not, write to the Free Software
  21:  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
  22:  * USA.  
  23:  *
  24:  * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
  25:  * in the United States and other countries.]
  26:  *
  27:  * ------------------------
  28:  * ChartChangeListener.java
  29:  * ------------------------
  30:  * (C) Copyright 2000-2004, by Object Refinery Limited.
  31:  *
  32:  * Original Author:  David Gilbert (for Object Refinery Limited);
  33:  * Contributor(s):   -;
  34:  *
  35:  * $Id: ChartChangeListener.java,v 1.2.2.1 2005/10/25 20:42:25 mungady Exp $
  36:  *
  37:  * Changes (from 24-Aug-2001)
  38:  * --------------------------
  39:  * 24-Aug-2001 : Added standard source header. Fixed DOS encoding problem (DG);
  40:  * 07-Nov-2001 : Updated header (DG);
  41:  * 09-Oct-2002 : Fixed errors reported by Checkstyle (DG);
  42:  * 14-Oct-2002 : Now extends java.util.EventListener (DG);
  43:  *
  44:  */
  45: 
  46: package org.jfree.chart.event;
  47: 
  48: import java.util.EventListener;
  49: 
  50: /**
  51:  * The interface that must be supported by classes that wish to receive 
  52:  * notification of chart events.
  53:  * <P>
  54:  * The {@link org.jfree.chart.ChartPanel} class registers itself with the 
  55:  * chart it displays, and whenever the chart changes, the panel redraws itself.
  56:  *
  57:  */
  58: public interface ChartChangeListener extends EventListener {
  59: 
  60:     /**
  61:      * Receives notification of a chart change event.
  62:      *
  63:      * @param event  the event.
  64:      */
  65:     public void chartChanged(ChartChangeEvent event);
  66: 
  67: }