001    /*
002     * Copyright 2002-2004 the original author or authors.
003     * 
004     * Licensed under the Apache License, Version 2.0 (the "License"); you may not
005     * use this file except in compliance with the License. You may obtain a copy of
006     * the License at
007     * 
008     * http://www.apache.org/licenses/LICENSE-2.0
009     * 
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
012     * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
013     * License for the specific language governing permissions and limitations under
014     * the License.
015     */
016    package org.springframework.richclient.command;
017    
018    import java.util.List;
019    
020    import org.springframework.richclient.command.config.CommandButtonConfigurer;
021    
022    /**
023     * A command group member that represents a separator between other members of the group.
024     */
025    public class SeparatorGroupMember extends GroupMember {
026    
027        /**
028         * Creates a new {@code SeparatorGroupMember}.
029         */
030        public SeparatorGroupMember() {
031            //do nothing
032        }
033    
034        /**
035         * Asks the given container populator to add a separator to its underlying container.
036         */
037        protected void fill(GroupContainerPopulator container, 
038                            Object factory, 
039                            CommandButtonConfigurer configurer,
040                            List previousButtons) {
041            container.addSeparator();
042        }
043    
044        /**
045         * Always returns false.
046         * @return false always.
047         */
048        public final boolean managesCommand(String commandId) {
049            return false;
050        }
051    
052        /**
053         * Default implementation, performs no operation.
054         */
055        public void setEnabled(boolean enabled) {
056            //do nothing
057        }
058    
059    }