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