javabeandemo2.java

来自「java程序设计语言源代码」· Java 代码 · 共 30 行

//Example 2 of Chapter 13

import java.awt.*;
import java.io.Serializable;

public class JavaBeanDemo2 extends Canvas implements Serializable
{
	private Color beanColor = Color.blue;
	public JavaBeanDemo2()
	{
		resize(60,40);
	}
	
	public void paint(Graphics g)
	{
		g.setColor(beanColor);
		g.fillRect(20,5,20,30);
	}
	
	public Color getColor()
	{
		return beanColor;
	}
	
	public void setColor(Color newColor)
	{
		beanColor = newColor;
		repaint();
	}
}