| /* |
| * 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. |
| */ |
| package org.apache.cocoon.forms.formmodel; |
| |
| import org.apache.avalon.framework.CascadingRuntimeException; |
| import org.apache.cocoon.forms.binding.BindingException; |
| import org.apache.cocoon.forms.event.ValueChangedEvent; |
| import org.apache.cocoon.forms.event.ValueChangedListener; |
| |
| /** |
| * @version $Id$ |
| */ |
| public class RepeaterFilterField extends Field { |
| |
| private EnhancedRepeater repeater; |
| private String field; |
| |
| public RepeaterFilterField(RepeaterFilterFieldDefinition fieldDefinition) { |
| super(fieldDefinition); |
| this.field = fieldDefinition.getField(); |
| } |
| |
| public void initialize() { |
| super.initialize(); |
| String name = ((RepeaterFilterFieldDefinition) getDefinition()).getRepeaterName(); |
| Widget w = getParent().lookupWidget(name); |
| if (w == null) { |
| throw new IllegalArgumentException("Cannot find repeater named " + name); |
| } |
| if (!(w instanceof EnhancedRepeater)) { |
| throw new IllegalArgumentException("The repeater named " + name + " is not an enhanced repeater"); |
| } |
| this.repeater = (EnhancedRepeater) w; |
| |
| addValueChangedListener(new ValueChangedListener() { |
| public void valueChanged(ValueChangedEvent event) { |
| if (repeater.validate()) { |
| try { |
| repeater.setFilter(field, event.getNewValue()); |
| } catch (BindingException e) { |
| throw new CascadingRuntimeException("Error setting filter", e); |
| } |
| } |
| } |
| }); |
| } |
| |
| } |