001    /**
002     * Copyright 2005-2014 The Kuali Foundation
003     *
004     * Licensed under the Educational Community License, Version 2.0 (the "License");
005     * you may not use this file except in compliance with the License.
006     * You may obtain a copy of the License at
007     *
008     * http://www.opensource.org/licenses/ecl2.php
009     *
010     * Unless required by applicable law or agreed to in writing, software
011     * distributed under the License is distributed on an "AS IS" BASIS,
012     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013     * See the License for the specific language governing permissions and
014     * limitations under the License.
015     */
016    package org.kuali.rice.krad.labs;
017    
018    import java.util.ArrayList;
019    import java.util.List;
020    
021    import org.kuali.rice.krad.uif.component.Component;
022    import org.kuali.rice.krad.uif.container.GroupBase;
023    import org.kuali.rice.krad.uif.util.LifecycleElement;
024    import org.kuali.rice.krad.web.form.UifFormBase;
025    
026    public class WizardGroup extends GroupBase {
027    
028        @Override
029        public void performApplyModel(Object model, LifecycleElement parent) {
030            UifFormBase form = (UifFormBase) model;
031    
032            String stepStr = form.getActionParameters().get(this.getId()+".step");
033            Integer step = 0;
034    
035            if (stepStr != null && stepStr.matches("\\d")) {
036                step = Integer.valueOf(stepStr);
037            }
038    
039            List<Component> currentItems = new ArrayList<Component>();
040            for (int i = 0, len = getItems().size(); i < len; i++) {
041                Component component = getItems().get(i);
042    
043                if (i == step) {
044                    currentItems.add(component);
045                }
046            }
047    
048            setItems(currentItems);
049    
050            super.performApplyModel(model, parent);
051        }
052    }