/**
    * Copyright 2005-2015 The Kuali Foundation
    *
    * Licensed under the Educational Community 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.opensource.org/licenses/ecl2.php
    *
   * 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.kuali.rice.krad.labs;
  
  import java.util.ArrayList;
  import java.util.List;
  
  import org.kuali.rice.krad.uif.component.Component;
  import org.kuali.rice.krad.uif.container.GroupBase;
  import org.kuali.rice.krad.uif.util.LifecycleElement;
  import org.kuali.rice.krad.web.form.UifFormBase;
  
  public class WizardGroup extends GroupBase {
  
      @Override
      public void performApplyModel(Object model, LifecycleElement parent) {
          UifFormBase form = (UifFormBase) model;
  
          String stepStr = form.getActionParameters().get(this.getId()+".step");
          Integer step = 0;
  
          if (stepStr != null && stepStr.matches("\\d")) {
              step = Integer.valueOf(stepStr);
          }
  
          List<Component> currentItems = new ArrayList<Component>();
          for (int i = 0, len = getItems().size(); i < len; i++) {
              Component component = getItems().get(i);
  
              if (i == step) {
                  currentItems.add(component);
              }
          }
  
          setItems(currentItems);
  
          super.performApplyModel(model, parent);
      }
  }