/*
* Copyright 2006 Robert Hanson <iamroberthanson AT gmail.com>
*
* Licensed 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.gwtwidgets.client.util;
import java.util.ArrayList;
import java.util.List;
import com.google.gwt.user.client.DOM;
import com.google.gwt.user.client.Element;
/**
*
* @author rhanson
*/
public class SearchUtils
{
/**
* Returns a List of Element objects that have the specified CSS class name.
*
* @param element Element to start search from
* @param className name of class to find
* @return
*/
public static List findElementsForClass (Element element, String className)
{
ArrayList result = new ArrayList();
recElementsForClass(result, element, className);
return result;
}
private static void recElementsForClass (ArrayList res, Element element, String className)
{
String c;
if (element == null) {
return;
}
c = DOM.getAttribute(element, "className");
if (c != null) {
String[] p = c.split(" ");
for (int x = 0; x < p.length; x++) {
if (p[x].equals(className)) {
res.add(element);
}
}
}
for (int i = 0; i < DOM.getChildCount(element); i++) {
Element child = DOM.getChild(element, i);
recElementsForClass(res, child, className);
}
}
}
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