package org.zkoss.zk6support;

import org.zkoss.bind.annotation.Command;
import org.zkoss.bind.annotation.ContextParam;
import org.zkoss.bind.annotation.ContextType;
import org.zkoss.bind.annotation.NotifyChange;
import org.zkoss.zk.ui.*;
import org.zkoss.zk.ui.event.*;
import org.zkoss.zk.ui.util.*;
import org.zkoss.zk.ui.ext.*;
import org.zkoss.zk.au.*;
import org.zkoss.zk.au.out.*;
import org.zkoss.zul.*;

public class ViewModel {

	private String whereIsFocus = "I don't know where is focus";

	public ViewModel() {
	}

	public String getWhereIsFocus() {
		return this.whereIsFocus;
	}

	@Command
	@NotifyChange("whereIsFocus")
	public void showWhereIsFocus(@ContextParam(ContextType.TRIGGER_EVENT) Event event) {
		System.out.println("Event received");
		if(Events.ON_OPEN.equals(event.getName())) {
			OpenEvent e = (OpenEvent) event;
			if(e.isOpen()) {
				System.out.println("bandbox is open");
				this.whereIsFocus = "focus is in bandbox";
			} else {
				System.out.println("bandbox is NOT open");
				this.whereIsFocus = "I don't know where is focus";
			}
		} if(Events.ON_BLUR.equals(event.getName())) {
			System.out.println("ON_BLUR");
			this.whereIsFocus = "I don't know where is focus";
		} else if (Events.ON_FOCUS.equals(event.getName())) {
			System.out.println("ON_FOCUS");
			this.whereIsFocus = "focus is in bandbox";
		}
	}
}