001    // Copyright 2010, 2011 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    
016    package org.apache.tapestry5;
017    
018    import org.apache.tapestry5.ajax.MultiZoneUpdate;
019    
020    /**
021     * Extends {@link ClientElement} with the concept of a body, a Block that can be rendered to provide the content
022     * within. The primary implementation of this is the {@link org.apache.tapestry5.corelib.components.Zone} component, which exposes its client id and body for
023     * use with {@link MultiZoneUpdate}.
024     * 
025     * @since 5.2.3
026     * @see MultiZoneUpdate#add(ClientBodyElement)
027     */
028    public interface ClientBodyElement extends ClientElement
029    {
030        Block getBody();
031    }