001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017 018package org.apache.wicket.markup.html.link; 019 020import org.apache.wicket.Component; 021import org.apache.wicket.behavior.Behavior; 022import org.apache.wicket.markup.ComponentTag; 023 024/** 025 * 026 * A behavior to add attribute "disabled" to a Link component when it is disabled. 027 * 028 */ 029public class DisabledAttributeLinkBehavior extends Behavior 030{ 031 032 private static final long serialVersionUID = 1L; 033 034 @Override 035 public void onComponentTag(Component component, ComponentTag tag) 036 { 037 if (!component.isEnabledInHierarchy()) 038 { 039 // if the tag is an anchor proper 040 String tagName = tag.getName(); 041 042 if (tagName.equalsIgnoreCase("a") || tagName.equalsIgnoreCase("link") || 043 tagName.equalsIgnoreCase("area")) 044 { 045 tag.put("disabled", "disabled"); 046 } 047 else 048 { 049 tag.remove("rel"); 050 } 051 } 052 } 053}