Question

怎么用。Java。制作一个 红色的小窗口啊

Answer 1

import java.awt.*;
import javax.swing.*;
/**
* @author Hardneedl
*/
public class ButtonApplet extends JApplet {
private final static Dimension SIZE = new Dimension(300, 200);
public Dimension getSize() {return SIZE;}
public Dimension getMinimumSize() {return SIZE;}
public Dimension getPreferredSize() {return SIZE;}
public void init() {
super.init();
getContentPane().add( new JButton("你好"){
public Color getBackground() {return Color.RED;}
} ,BorderLayout.NORTH);
}
}