2009/05/20 - Apache Shale has been retired.

 /*

  * Licensed to the Apache Software Foundation (ASF) under one or more

  * contributor license agreements.  See the NOTICE file distributed with

  * this work for additional information regarding copyright ownership.

  * The ASF licenses this file to you 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.

  *

  * $Id: Popup.java 469357 2006-10-31 03:28:36Z rahul $

  */

 package org.apache.shale.examples.test.dialog.basic;

 import javax.faces.context.FacesContext;

 import javax.faces.el.ValueBinding;

 import org.apache.shale.dialog.Constants;

 import org.apache.shale.dialog.DialogContext;

 /**

  * <p>Event handlers for the "PopUp" dialog.</p>

  */

 public class Popup {

     /**

      * <p>Cancel the popup dialog.</p>

      */

     public String cancel() {

         // Do not copy anything back to our parent dialog's data

         return "cancelled";

     }

     /**

      * <p>Refresh the list of cities for the currently selected state.</p>

      */

     public String refresh() {

         // The act of updating our selected state is all we need to do

         return null;

     }

     /**

      * <p>Set up the data for this dialog.</p>

      */

     public String setup() {

         // Import the currently selected state from our parent dialog

         FacesContext context = FacesContext.getCurrentInstance();

         ValueBinding vb = context.getApplication().createValueBinding("#{dialog.parent.data.state}");

         String state = (String) vb.getValue(context);

         // Set the currently selected state into our dialog data

         DialogContext dcontext = (DialogContext)

           context.getApplication().getVariableResolver().

           resolveVariable(context, Constants.CONTEXT_BEAN);

         PopupData data = (PopupData) dcontext.getData();

         data.setState(state);

         // Proceed to the first page of the popup

         return "success";

     }

     /**

      * <p>Select the row corresponding to this button.</p>

      */

     public String select() {

         // Identify the selected row from the table

         FacesContext context = FacesContext.getCurrentInstance();

         City city = (City)

           context.getApplication().getVariableResolver().

           resolveVariable(context, "city");

         // Copy relevant values back to our parent dialog's data

         ValueBinding vb = null;

         vb = context.getApplication().createValueBinding("#{dialog.parent.data.city}");

         vb.setValue(context, city.getCity());

         vb = context.getApplication().createValueBinding("#{dialog.parent.data.state}");

         vb.setValue(context, city.getState());

         vb = context.getApplication().createValueBinding("#{dialog.parent.data.zipCode}");

         vb.setValue(context, city.getZipCode());

         // Exit the dialog now that we have copied back the relevant values

         return "finished";

     }

 }