/* 
 * This file is part of the Echo Web Application Framework (hereinafter "Echo").
 * Copyright (C) 2002-2005 NextApp, Inc.
 *
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (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.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 */

package nextapp.echo2.webcontainer;

import org.w3c.dom.Document;
import org.w3c.dom.Element;

import nextapp.echo2.webrender.ServerDelayMessage;
import nextapp.echo2.webrender.output.HtmlDocument;
import nextapp.echo2.webrender.output.XmlDocument;

/**
 * The default Web Container <code>ServerDelayMessage</code>.
 */
public class DefaultServerDelayMessage extends ServerDelayMessage {
    
    /**
     * Singleton instance.
     */
    public static final ServerDelayMessage INSTANCE = new DefaultServerDelayMessage("Please wait...");

    /**
     * Message content.
     */
    private Element messageElement;
    
    /**
     * Creates the <code>DefaultServerDelayMessage</code>
     */
    public DefaultServerDelayMessage(String messageText) {
        XmlDocument xmlDocument = new XmlDocument("div", null, null, HtmlDocument.XHTML_1_0_NAMESPACE_URI);
        Document document = xmlDocument.getDocument();
        Element divElement = document.getDocumentElement();
        divElement.setAttribute("id", ELEMENT_ID_MESSAGE);
        divElement.setAttribute("style", "position:absolute;top:0px;left:0px;width:100%;height:100%;cursor:wait;"
                + "margin:0px;padding:0px;visibility:hidden;z-index:10000;");

        Element tableElement = document.createElement("table");
        tableElement.setAttribute("style", "width:100%;height:100%;border:0px;padding:0px;");
        divElement.appendChild(tableElement);
        
        Element tbodyElement = document.createElement("tbody");
        tableElement.appendChild(tbodyElement);
        
        Element trElement = document.createElement("tr");
        tbodyElement.appendChild(trElement);
        
        Element tdElement = document.createElement("td");
        trElement.appendChild(tdElement);
        
        Element longDivElement = document.createElement("div");
        longDivElement.setAttribute("id", ELEMENT_ID_LONG_MESSAGE);
        longDivElement.setAttribute("style", "margin-top:40px;margin-left:auto;margin-right:auto;background-color:#afafbf;"
                + "color:#000000;padding:40px;width:200px;border:groove 2px #bfbfcf;"
                + "font-family:verdana,arial,helvetica,sans-serif;font-size:10pt;text-align:center;");
        longDivElement.appendChild(document.createTextNode(messageText));
        tdElement.appendChild(longDivElement);
        
        messageElement = divElement;
    }
    
    /**
     * @see nextapp.echo2.webrender.ServerDelayMessage#getMessage()
     */
    public Element getMessage() {
        return messageElement;
    }
}