001: /* ====================================================================
002: * The JRefactory License, Version 1.0
003: *
004: * Copyright (c) 2001 JRefactory. All rights reserved.
005: *
006: * Redistribution and use in source and binary forms, with or without
007: * modification, are permitted provided that the following conditions
008: * are met:
009: *
010: * 1. Redistributions of source code must retain the above copyright
011: * notice, this list of conditions and the following disclaimer.
012: *
013: * 2. Redistributions in binary form must reproduce the above copyright
014: * notice, this list of conditions and the following disclaimer in
015: * the documentation and/or other materials provided with the
016: * distribution.
017: *
018: * 3. The end-user documentation included with the redistribution,
019: * if any, must include the following acknowledgment:
020: * "This product includes software developed by the
021: * JRefactory (http://www.sourceforge.org/projects/jrefactory)."
022: * Alternately, this acknowledgment may appear in the software itself,
023: * if and wherever such third-party acknowledgments normally appear.
024: *
025: * 4. The names "JRefactory" must not be used to endorse or promote
026: * products derived from this software without prior written
027: * permission. For written permission, please contact seguin@acm.org.
028: *
029: * 5. Products derived from this software may not be called "JRefactory",
030: * nor may "JRefactory" appear in their name, without prior written
031: * permission of Chris Seguin.
032: *
033: * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
034: * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
035: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
036: * DISCLAIMED. IN NO EVENT SHALL THE CHRIS SEGUIN OR
037: * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
038: * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
039: * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
040: * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
041: * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
042: * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
043: * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
044: * SUCH DAMAGE.
045: * ====================================================================
046: *
047: * This software consists of voluntary contributions made by many
048: * individuals on behalf of JRefactory. For more information on
049: * JRefactory, please see
050: * <http://www.sourceforge.org/projects/jrefactory>.
051: */
052: package org.acm.seguin.awt;
053:
054: import javax.swing.AbstractListModel;
055: import javax.swing.JList;
056:
057: /**
058: * Contains a list of items for a list box that can be reordered
059: *
060: *@author Chris Seguin
061: *@created October 18, 2001
062: */
063: class OrderableListModel extends AbstractListModel {
064: private Object[] data;
065: private JList list;
066:
067: /**
068: * Constructor for the OrderableListModel object
069: */
070: public OrderableListModel() {
071: }
072:
073: /**
074: * Sets the Data attribute of the OrderableListModel object
075: *
076: *@param value The new Data value
077: */
078: public void setData(Object[] value) {
079: data = value;
080: }
081:
082: /**
083: * Sets the List attribute of the OrderableListModel object
084: *
085: *@param value The new List value
086: */
087: public void setList(JList value) {
088: list = value;
089: }
090:
091: /**
092: * Gets the Data attribute of the OrderableListModel object
093: *
094: *@return The Data value
095: */
096: public Object[] getData() {
097: return data;
098: }
099:
100: /**
101: * Gets the Element At from the data array
102: *
103: *@param index the index into the array
104: *@return The ElementAt value
105: */
106: public Object getElementAt(int index) {
107: return data[index];
108: }
109:
110: /**
111: * Gets the Size attribute of the OrderableListModel object
112: *
113: *@return The Size value
114: */
115: public int getSize() {
116: return data.length;
117: }
118:
119: /**
120: * Swaps two items in the list box
121: *
122: *@param first the first one
123: *@param second the second one
124: */
125: public void swap(int first, int second) {
126: Object temp = data[first];
127: data[first] = data[second];
128: data[second] = temp;
129: fireContentsChanged(this , Math.min(first, second), Math.max(
130: first, second));
131: }
132: }
133: // EOF
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