/*
 * Copyright (c) 2002-2010 Gargoyle Software Inc.
 *
 * 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 com.gargoylesoftware.htmlunit.html;

/**
 * A marker interface for those classes that can be disabled.
 *
 * @version $Revision: 5301 $
 * @author David D. Kilzer
 */
public interface DisabledElement {

    /**
     * Returns <tt>true</tt> if the disabled attribute is set for this element.
     * @return <tt>true</tt> if the disabled attribute is set for this element
     */
    boolean isDisabled();

    /**
     * Returns the value of the attribute "disabled". Refer to the
     * <a href='http://www.w3.org/TR/html401/'>HTML 4.01</a>
     * documentation for details on the use of this attribute.
     *
     * @return the value of the attribute "disabled" or an empty string if that attribute isn't defined
     */
    String getDisabledAttribute();

}
