mirror of git://gcc.gnu.org/git/gcc.git
136 lines
4.1 KiB
Java
136 lines
4.1 KiB
Java
/* ListSelectionEvent.java --
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Copyright (C) 2002, 2006, Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package javax.swing.event;
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import java.util.EventObject;
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import javax.swing.ListSelectionModel;
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/**
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* An event that indicates a change to a list selection, including the source
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* of the change (a {@link ListSelectionModel}) and the range of items in the
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* list that have potentially changed their selection status.
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*
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* @author Andrew Selkirk
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* @author Ronald Veldema
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*/
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public class ListSelectionEvent extends EventObject
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{
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/**
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* The index of the first list item in the range of items that has
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* potentially had its selection status modified.
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*/
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private int firstIndex = 0;
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/**
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* The index of the last list item in the range of items that has
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* potentially had its selection status modified.
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*/
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private int lastIndex = 0;
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/** A flag that indicates that this event is one in a series of events. */
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private boolean isAdjusting = false;
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/**
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* Creates a new <code>ListSelectionEvent</code>.
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*
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* @param source the event source (<code>null</code> not permitted).
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* @param firstIndex the first index.
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* @param lastIndex the last index.
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* @param isAdjusting a flag indicating that this event is one in a series
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* of events updating a selection.
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*
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* @throws IllegalArgumentException if <code>source</code> is
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* <code>null</code>.
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*/
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public ListSelectionEvent(Object source, int firstIndex,
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int lastIndex, boolean isAdjusting)
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{
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super(source);
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this.firstIndex = firstIndex;
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this.lastIndex = lastIndex;
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this.isAdjusting = isAdjusting;
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}
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/**
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* Returns the first index.
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*
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* @return The first index.
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*/
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public int getFirstIndex()
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{
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return firstIndex;
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}
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/**
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* Returns the last index.
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*
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* @return The last index.
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*/
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public int getLastIndex()
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{
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return lastIndex;
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}
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/**
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* Returns the flag that indicates that this event is one in a series of
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* events updating a selection.
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*
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* @return A boolean.
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*/
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public boolean getValueIsAdjusting()
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{
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return isAdjusting;
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}
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/**
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* Returns a string representation of the event, typically used for debugging
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* purposes.
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*
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* @return A string representation of the event.
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*/
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public String toString()
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{
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return this.getClass().toString() + "[ source=" + source.toString()
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+ " firstIndex= " + firstIndex + " lastIndex= " + lastIndex
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+ " isAdjusting= " + isAdjusting + " ]";
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}
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}
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