001    // Copyright 2004, 2005 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry.contrib.palette;
016    
017    /**
018     * Defines different sorting strategies for the {@link Palette} component.
019     * 
020     * @author Howard Lewis Ship
021     */
022    
023    public class SortMode
024    {
025        /**
026         * Sorting is not relevant and no sort controls should be visible.
027         */
028    
029        public static final String NONE = "NONE";
030    
031        /**
032         * Options should be sorted by their label.
033         */
034    
035        public static final String LABEL = "LABEL";
036    
037        /**
038         * Options should be sorted by thier value.
039         */
040    
041        public static final String VALUE = "VALUE";
042    
043        /**
044         * The user controls sort order; additional controls are added to allow the user to control the
045         * order of options in the selected list.
046         */
047    
048        public static final String USER = "USER";
049    
050    }