SelectionModelEvent.java
资源名称:swingx.zip [点击查看]
上传用户:zhengdagz
上传日期:2014-03-06
资源大小:1956k
文件大小:2k
源码类别:
xml/soap/webservice
开发平台:
Java
- /*
- * $Id: SelectionModelEvent.java,v 1.3 2005/10/10 17:01:05 rbair Exp $
- *
- * Copyright 2004 Sun Microsystems, Inc., 4150 Network Circle,
- * Santa Clara, California 95054, U.S.A. All rights reserved.
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- */
- package org.jdesktop.binding;
- import java.util.EventObject;
- /**
- * Event for tracking changes in the selected rows in a SelectionModel
- * @author Richard Bair
- */
- public class SelectionModelEvent extends EventObject {
- /**
- * The first index in the range of indexes. Must be >= 0.
- */
- private int firstIndex;
- /**
- * The last index in the range of indexes. firstIndex<=lastIndex
- */
- private int lastIndex;
- /**
- * Create a new SelectionModelEvent. The range between firstIndex and lastIndex
- * inclusive (firstIndex is less than or equal to lastIndex) represents a change
- * in selection state of those rows. At least one of the rows within the range
- * will have changed. A good SelectionModel implementation will keep the range
- * as small as possible.
- * @param source the SelectionModel that fired this event
- * @param firstIndex the first index that changed
- * @param lastIndex the last index that changed, lastIndex >= firstIndex
- */
- public SelectionModelEvent(SelectionModel source, int firstIndex, int lastIndex) {
- super(source);
- assert(firstIndex <= lastIndex);
- assert(firstIndex >= -1);
- this.firstIndex = firstIndex;
- this.lastIndex = lastIndex;
- }
- /**
- * @return the first row whose selection value may have changed, where zero is the
- * first row
- */
- public int getFirstIndex() {
- return firstIndex;
- }
- /**
- * @return the last row whose selection value may have changed, where zero is the
- * last row
- */
- public int getLastIndex() {
- return lastIndex;
- }
- }