testjscrollpane.java

来自「这是一张java应用教程的随书光盘」· Java 代码 · 共 21 行

import javax.swing.*;import java.awt.*;import java.awt.event.*;
class Mywindow extends JFrame
{ JButton button;JTextArea text;JScrollPane scroll;
   Mywindow(String s)
   { super(s);
   setSize(200,400);setVisible(true);
   Container con=getContentPane(); 
   button=new JButton("Please write your notes");text=new JTextArea(10,20);
   scroll=new JScrollPane(text);
con.add(button,BorderLayout.SOUTH);con.add(scroll,BorderLayout.CENTER);
   addWindowListener(new WindowAdapter()
      {public void windowClosing(WindowEvent e)
        {System.exit(0);}});
   }
}
public class Testjscrollpane
{ public static void main(String args[])
  { Mywindow win=new Mywindow("Testjscrollpane");win.pack();
  }
}