RadioButtonUIHandler.java :  » Web-Framework » swingweb » org » onemind » swingweb » client » gwt » ui » Java Open Source

Java Open Source » Web Framework » swingweb 
swingweb » org » onemind » swingweb » client » gwt » ui » RadioButtonUIHandler.java
/*
 * Copyright (C) 2004 TiongHiang Lee
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not,  write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 *
 * Email: thlee@onemindsoft.org
 */

package org.onemind.swingweb.client.gwt.ui;

import org.onemind.swingweb.client.core.AbstractClient;
import org.onemind.swingweb.client.dom.DomNode;
import com.google.gwt.user.client.ui.*;
public class RadioButtonUIHandler extends ComponentUIHandler implements ClickListener
{

    public void onClick(Widget sender)
    {
        handleEvent(sender, null);
    }

    public RadioButtonUIHandler(AbstractClient client)
    {
        super(client);
    }

    /** 
     * {@inheritDoc}
     */
    protected Object createComponentInstance(Object parent, DomNode element)
    {
        String gid = element.getAttribute("gid");
        RadioButton rbtn = new RadioButton(gid);
        return rbtn;
    }

    /** 
     * {@inheritDoc}
     */
    protected void postEvent(Object sender, Object data)
    {
        postEvent(sender, "-value", "true", false);
        postEvent(sender, "true", true);
    }

    /** 
     * {@inheritDoc}
     */
    protected Object updateUI(Object com, DomNode element)
    {
        RadioButton rbtn = (RadioButton) com;
        String label = (String) element.getAttribute("label");
        rbtn.setText(label);
        String state = element.getAttribute("state");
        if (state == null)
        {
            state = element.getAttribute("selected");
        }
        if (state.equalsIgnoreCase("true"))
        {
            rbtn.setChecked(true);
        } else
        {
            rbtn.setChecked(false);
        }
        return super.updateUI(com, element);
    }

    /** 
     * {@inheritDoc}
     */
    protected void registerListeners(Object com)
    {
        ((RadioButton) com).addClickListener(this);
        super.registerListeners(com);
    }
}
java2s.com  | Contact Us | Privacy Policy
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.