testjframe.java

来自「这是一张java应用教程的随书光盘」· Java 代码 · 共 20 行

import javax.swing.*;import java.awt.*;import java.awt.event.*;
class Mywindow extends JFrame
{ JButton button;JTextArea text;
   Mywindow(String s)
   { super(s);
     setSize(200,400);setVisible(true);
     Container con=getContentPane(); con.setLayout(new FlowLayout());
     button=new JButton("你好！");text=new JTextArea(2,10);
     con.add(button);con.add(text);pack();
     addWindowListener(new WindowAdapter()
     {public void windowClosing(WindowEvent e)
     {System.exit(0);}});
   }
}
public class Testjframe
{ public static void main(String args[])
    { Mywindow win=new Mywindow("Mywindow");win.pack();
    }
}