/*

  * Created on Feb 28, 2005

  *

  * Copyright 2004 Chris Nelson

  *

  * 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.trails.callback;

 import org.apache.tapestry.IRequestCycle;

 import org.trails.page.ListPage;

 /**

  * Returns control to a ListPage

  *

  * @author Chris Nelson

  */

 public class ListCallback extends TrailsCallback

 {

         private Class clazz;

         public ListCallback(String pageName, Class clazz)

         {

                 super(pageName);

                 this.clazz = clazz;

         }

         /**

          * (non-Javadoc)T

          *

          * @see org.apache.tapestry.callback.ICallback#performCallback(org.apache.tapestry.IRequestCycle)

          */

         public void performCallback(IRequestCycle cycle)

         {

                 ListPage listPage = (ListPage) cycle.getPage(getPageName());

                 preparePageForCycleActivate(listPage);

                 cycle.activate(listPage);

         }

         protected void preparePageForCycleActivate(ListPage listPage)

         {

                 listPage.setType(clazz);

 //        listPage.reloadInstances(); //@todo: mmmm do we really need to reloadtheInstances?

         }

 }