wmvcmodel.java

一个温度计的小程序

/*
 * WmvcModel - An MVC model superclass for the Wmvc Framework
 * Copyright (c) 2001, Bruce E. Wampler
 */

import java.util.*;

public class WmvcModel
    extends     Observable
{
    // not a huge class, but provides implementation of
    // Observer pattern using MVC naming

    public WmvcModel()
    {
        super();
    }
    
    public void addView(WmvcView view)
    {
        addObserver((Observer) view);
    }
    
    public void deleteView(WmvcView view)
    {
        deleteObserver((Observer) view);
    }
    
    public void notifyViews()
    {
        setChanged();
        notifyObservers();
    }
}