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Echo Web Framework Servlet
There is a newer version: 3.1.0
/* 
 * This file is part of the Echo Web Application Framework (hereinafter "Echo").
 * Copyright (C) 2002-2009 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.echo.webcontainer.sync.component;

import nextapp.echo.app.Component;
import nextapp.echo.app.Extent;
import nextapp.echo.app.SplitPane;
import nextapp.echo.app.update.ClientUpdateManager;
import nextapp.echo.app.util.Context;
import nextapp.echo.webcontainer.AbstractComponentSynchronizePeer;
import nextapp.echo.webcontainer.ServerMessage;
import nextapp.echo.webcontainer.Service;
import nextapp.echo.webcontainer.WebContainerServlet;
import nextapp.echo.webcontainer.service.JavaScriptService;

/**
 * Synchronization peer for SplitPanes.
 */
public class SplitPanePeer extends AbstractComponentSynchronizePeer {

    /** The associated client-side JavaScript module Service. */
    private static final Service SPLIT_PANE_SERVICE = JavaScriptService.forResource("Echo.SplitPane", 
            "nextapp/echo/webcontainer/resource/Sync.SplitPane.js");
    
    static {
        WebContainerServlet.getServiceRegistry().add(SPLIT_PANE_SERVICE);
    }
    
    /**
     * @see nextapp.echo.webcontainer.ComponentSynchronizePeer#getClientComponentType(boolean)
     */
    public String getClientComponentType(boolean mode) {
        return mode ? "SP" : "SplitPane";
    }
    
    /**
     * @see nextapp.echo.webcontainer.ComponentSynchronizePeer#getComponentClass()
     */
    public Class getComponentClass() {
        return SplitPane.class;
    }
    
    /**
     * @see nextapp.echo.webcontainer.AbstractComponentSynchronizePeer#getInputPropertyClass(java.lang.String)
     */
    public Class getInputPropertyClass(String propertyName) {
        if (SplitPane.PROPERTY_SEPARATOR_POSITION.equals(propertyName)) {
            return Extent.class;
        } else {
            return null;
        }
    };

    /**
     * @see nextapp.echo.webcontainer.ComponentSynchronizePeer#init(nextapp.echo.app.util.Context, Component)
     */
    public void init(Context context, Component component) {
        super.init(context, component);
        ServerMessage serverMessage = (ServerMessage) context.get(ServerMessage.class);
        serverMessage.addLibrary(SPLIT_PANE_SERVICE.getId());
    }

    /**
     * @see nextapp.echo.webcontainer.AbstractComponentSynchronizePeer#storeInputProperty(nextapp.echo.app.util.Context,
     *      nextapp.echo.app.Component, java.lang.String, int, java.lang.Object)
     */
    public void storeInputProperty(Context context, Component component, String propertyName, int index, Object newValue) {
        ClientUpdateManager clientUpdateManager = (ClientUpdateManager) context.get(ClientUpdateManager.class);
        if (SplitPane.PROPERTY_SEPARATOR_POSITION.equals(propertyName)) {
            clientUpdateManager.setComponentProperty(component, SplitPane.PROPERTY_SEPARATOR_POSITION, newValue);
        }
    }
}