/*

  * Copyright 2004-2008 the Seasar Foundation and the Others.

  *

  * Licensed under the Apache License, Version 2.0 (the "License");

  * you may not use this file except in compliance with the License.

  * You may obtain a copy of the License at

  *

  *     http://www.apache.org/licenses/LICENSE-2.0

  *

  * Unless required by applicable law or agreed to in writing, software

  * distributed under the License is distributed on an "AS IS" BASIS,

  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, 

  * either express or implied. See the License for the specific language

  * governing permissions and limitations under the License.

  */

 package org.seasar.uruma.component.factory.handler;

 import org.seasar.framework.xml.TagHandlerContext;

 import org.seasar.uruma.component.LayoutDataInfo;

 import org.seasar.uruma.component.LayoutInfo;

 import org.seasar.uruma.component.UIControlComponent;

 import org.seasar.uruma.component.UIElement;

 /**

  * <code>rowData</code>、<code>gridData</code> 要素に対するタグハンドラです。<br />

  * 

  * @author y-komori

  */

 public class LayoutDataTagHandler extends GenericTagHandler {

     private static final long serialVersionUID = -3959745141934226850L;

     /**

      * {@link LayoutDataTagHandler} を構築します。<br />

      * 

      * @param layoutDataInfoClass

      *            {@link LayoutDataInfo} クラスオブジェクト

      */

     public LayoutDataTagHandler(

             final Class<? extends LayoutDataInfo> layoutDataInfoClass) {

         super(layoutDataInfoClass);

     }

     @Override

     @SuppressWarnings("unchecked")

     protected void setParent(final UIElement uiElement,

             final TagHandlerContext context) {

         Object parent = context.peek();

         if (parent instanceof UIControlComponent) {

             UIControlComponent uiControl = (UIControlComponent) parent;

             uiControl.setLayoutDataInfo((LayoutDataInfo) uiElement);

         } else if (parent instanceof LayoutInfo) {

             LayoutInfo<LayoutDataInfo> layoutInfo = LayoutInfo.class

                     .cast(parent);

             layoutInfo.setCommonLayoutDataInfo((LayoutDataInfo) uiElement);

         }

     }

 }