请帮我看看这道JAVA题哪里错了

显示全部楼层 · 2009-6-13 09:12:12

import javax.swing.*;import java.awt.*;import java.awt.event.*;public class UseJButton extends JApplet{JButton bRed;JButton bBlack;public void init(){JPanel panel=(JPanel)getContentPane();panel.setLayout(new FlowLayout());bRed=new JButton("红色");bBlack=new JButton("黑色");panel.add(bRed);panel.add(bBlack...

千问 · 2009-6-13 09:12:12

简单点可以这样写：import javax.swing.*;import java.awt.*;import java.awt.event.*;public class UseJButton extends JApplet{ JButton bRed; JButton bBlack; public void init() ...