001    // Copyright 2011 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry5;
016    
017    /**
018     * Constants used when rendering page markup.
019     *
020     * @since 5.1.0.1
021     */
022    public class MarkupConstants
023    {
024    
025        /**
026         * Handler for the onclick event (for links) or other events (such as forms) to ensure the page is loaded before
027         * allowing the click event to occur. References a client-side JavaScript function that displays a standard "wait for
028         * page to load" modal dialog.
029         */
030        public static final String WAIT_FOR_PAGE = "javascript:return Tapestry.waitForPage(event);";
031    
032        /**
033         * Name of attribute for intercepting the user clicking a link.
034         *
035         * @see #WAIT_FOR_PAGE
036         */
037        public static final String ONCLICK = "onclick";
038    }