libjava/classpath/javax/swing/event/ListDataListener.java

   1 /* ListDataListener.java --
   2    Copyright (C) 2002, 2005 Free Software Foundation, Inc.
   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 package javax.swing.event;
  39
  40 import java.util.EventListener;
  41
  42 import javax.swing.ListModel;
  43
  44 /**
  45  * A <code>ListDataListener</code> can register with a {@link ListModel} and
  46  * receive notification of updates to the model.
  47  *
  48  * @author Andrew Selkirk
  49  * @author Ronald Veldema
  50  */
  51 public interface ListDataListener extends EventListener
  52 {
  53
  54   /**
  55    * Notifies the listener that the contents of the list have changed
  56    * in some way.  This method will be called if the change cannot be
  57    * notified via the {@link #intervalAdded(ListDataEvent)} or the
  58    * {@link #intervalRemoved(ListDataEvent)} methods.
  59    *
  60    * @param event  the event.
  61    */
  62   void contentsChanged(ListDataEvent event);
  63
  64   /**
  65    * Notifies the listener that one or more items have been added to the
  66    * list.  The <code>event</code> argument can supply the indices for the
  67    * range of items added.
  68    *
  69    * @param event  the event.
  70    */
  71   void intervalAdded(ListDataEvent event);
  72
  73   /**
  74    * Notifies the listener that one or more items have been removed from
  75    * the list.  The <code>event</code> argument can supply the indices for
  76    * the range of items removed.
  77    *
  78    * @param event  the event.
  79    */
  80   void intervalRemoved(ListDataEvent event);
  81
  82 }