1 package test;
2
3 import java.awt.GridLayout;
4 import java.awt.LayoutManager;
5 //import java.util.EmptyStackException;
6
7 import javax.swing.JFrame;
8 import javax.swing.JLabel;
9 import javax.swing.JScrollPane;
10 import javax.swing.JTextArea;
11
12 public class test {
13 public static void main(String[] args) {
14 JFrame f = new JFrame("Welcome To Earth!");
15 JTextArea jt = new JTextArea(3, 20);
16 jt.setLineWrap(true);// 如果内容过长。自动换行
17
18 JScrollPane scr = new JScrollPane(jt,
19 JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
20 JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
21 // lab.setBounds(10, 10, 120, 20);
22 // jt.setBounds(130, 10, 150, 100);
23 JLabel lab = new JLabel("多行输入文本:");
24
25 f.setLayout(new GridLayout(2, 1));
26
27 f.add(lab);
28 f.add(scr);
29 // f.add(jt);
30 f.setSize(300, 150);
31 f.setLocation(300, 200);
32 f.setVisible(true);
33
34 }
35
36 }
