001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one
003     * or more contributor license agreements.  See the NOTICE file
004     * distributed with this work for additional information
005     * regarding copyright ownership.  The ASF licenses this file
006     * to you under the Apache License, Version 2.0 (the
007     * "License"); you may not use this file except in compliance
008     * with the License.  You may obtain a copy of the License at
009     *
010     *   http://www.apache.org/licenses/LICENSE-2.0
011     *
012     * Unless required by applicable law or agreed to in writing,
013     * software distributed under the License is distributed on an
014     * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015     * KIND, either express or implied.  See the License for the
016     * specific language governing permissions and limitations
017     * under the License.
018     */
019    
020    package org.apache.myfaces.tobago.component;
021    
022    import org.apache.myfaces.tobago.ajax.api.AjaxComponent;
023    import org.apache.myfaces.tobago.ajax.api.AjaxPhaseListener;
024    import org.apache.myfaces.tobago.ajax.api.AjaxUtils;
025    
026    import javax.faces.context.FacesContext;
027    import java.io.IOException;
028    
029    /*
030     * User: weber
031     * Date: Feb 28, 2005
032     * Time: 3:05:19 PM
033     */
034    public class UIPanelBase extends javax.faces.component.UIPanel
035        implements AjaxComponent {
036    
037      public void encodeBegin(FacesContext facesContext) throws IOException {
038        // TODO change this should be renamed to DimensionUtils.prepare!!!
039        UILayout.getLayout(this).layoutBegin(facesContext, this);
040        super.encodeBegin(facesContext);
041      }
042    
043      public void encodeChildren(FacesContext facesContext) throws IOException {
044        if (isRendered()) {
045          UILayout.getLayout(this).encodeChildrenOfComponent(facesContext, this);
046        }
047      }
048    
049      public void encodeAjax(FacesContext facesContext) throws IOException {
050        AjaxUtils.encodeAjaxComponent(facesContext, this);
051      }
052    
053      public void processAjax(FacesContext facesContext) throws IOException {
054        final String ajaxId = (String) facesContext.getExternalContext()
055            .getRequestParameterMap().get(AjaxPhaseListener.AJAX_COMPONENT_ID);
056    
057        if (ajaxId.equals(getClientId(facesContext))) {
058          AjaxUtils.processActiveAjaxComponent(facesContext, this);
059        } else {
060          AjaxUtils.processAjaxOnChildren(facesContext, this);
061        }
062      }
063    }