myeventcommand.java

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/* CellFocusedCommand.java
 * 
{{IS_NOTE
	Purpose:
		
	Description:
		
	History:
		January 10, 2008 03:10:40 PM , Created by Dennis.Chen
}}IS_NOTE

Copyright (C) 2007 Potix Corporation. All Rights Reserved.

{{IS_RIGHT
	This program is distributed under Lesser GPL Version 2.1 in the hope that
	it will be useful, but WITHOUT ANY WARRANTY.
}}IS_RIGHT
*/
package mycomp.au.in;

import java.util.ArrayList;

import mycomp.au.out.AuCallback;

import org.zkoss.lang.Objects;
import org.zkoss.zk.au.AuRequest;
import org.zkoss.zk.au.Command;
import org.zkoss.zk.mesg.MZk;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.UiException;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.Events;


/**
 * A Command (client to server) for handling cell focused event 
 * @author Dennis.Chen
 *
 */
public class MyEventCommand extends Command {
	public MyEventCommand(String evtnm, int flags) {
		super(evtnm, flags);
	}

	//-- super --//
	protected void process(AuRequest request) {
		final Component comp = request.getComponent();
		if (comp == null)
			throw new UiException(MZk.ILLEGAL_REQUEST_COMPONENT_REQUIRED, this);
		final String[] data = request.getData();
		if (data == null || data.length < 2){
			throw new UiException(MZk.ILLEGAL_REQUEST_WRONG_DATA,
				new Object[] {Objects.toString(data), this});
		}
		
		String token = data[0];
		String evtname = "on"+data[1];
		Event event;
		if(data.length==2){
			event = new Event(evtname, comp);
		}else if(data.length==3){
			event = new Event(evtname, comp,data[1]);
		}else{
			ArrayList list = new ArrayList();
			for(int i=2;i<data.length;i++){
				list.add(data[i]);
			}
			event = new Event(evtname, comp,list.toArray());
		}
		Events.postEvent(event);
		
		if(!"".equals(token)){
			comp.response(null, new AuCallback(comp,token,""));
		}
	}
}