jpanelsample.java

java课程的资料以及实验的代码

import java.awt.*;
import javax.swing.*;
class  PanelDemo extends JFrame {
  public PanelDemo( String title){
 super(title);
	  Container c=getContentPane();
    JPanel cpane = new JPanel();
    JButton ok = new JButton("确定");//创建一个按钮
    cpane.add(ok);
  	  JButton cancel = new JButton("取消");
    cpane.add(cancel);
    c.add(cpane,BorderLayout.SOUTH);
   }
   public static void main(String args[]) {
    PanelDemo pd=new PanelDemo("JPanel测试");
    pd.setSize(300,200);
    pd.setVisible(true);
  }
}