haofish_love
发贴: 7
积分: 0
|
于 2005-05-19 21:47
实现 一个接口要实现它的全部方法
import java.awt.*; import java.awt.*; import java.awt.event.*; import javax.swing.*;
public class MyColor extends JFrame{ public MyColor() { super("MyColor:Using colors"); setSize(300,80); addWindowListener(new MyListener()); show(); } private class MyListener implements WindowListener {public void windowActivated(WindowEvent e) {} public void windowClosed(WindowEvent e) {} public void windowClosing(WindowEvent e){System.exit(0);} public void windowDeactivated(WindowEvent e){} public void windowDeiconified(WindowEvent e){} public void windowIconified(WindowEvent e){} public void windowOpened(WindowEvent e){} } public void paint(Graphics g) { Color color = Color.black; g.setColor(color); g.fillRect(25,45,100,20); g.drawString("RGB?:" + color.getRed() + "." + color.getGreen() + color.getBlue(),130,60); } public static void main(String[] args) { MyColor myColor = new MyColor(); } }
|