1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
| import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
public class gd2{
public static void main(String[] args){
JFrame f=new JFrame();
JPanel p1=new JPanel();
JTextArea t1=new JTextArea(35,25);
p1.setLayout(new FlowLayout());
t1.setLineWrap(true);
p1.add(new JScrollPane(t1));
//将JTextArea放入JScrollPane中，这样就能利用滚动的效果
f.add(p1);
f.pack();
f.setVisible(true);
f.addWindowListener(new WindowAdapter(){ public void windowClosing(WindowEvent e){ System.exit(0);} });
}
}
|