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| import java.awt.*; |
| import java.awt.event.*; |
| import javax.swing.*; |
| public class Chp13_3 extends JFrame{ |
| private JButton denglu,quxiao; |
| private JLabel label1,label2; |
| private JTextField field1,field2; |
| private Container container; |
| Chp13_3(){ |
| super("登录"); |
| container = getContentPane(); |
| container.setLayout(new FlowLayout()); |
| label1 = new JLabel("账号"); |
| field1 = new JTextField(15); |
| container.add(label1); |
| container.add(field1); |
| label2 = new JLabel("密码"); |
| field2 = new JTextField(15); |
| container.add(label2); |
| container.add(field2); |
| denglu = new JButton("登录"); |
| quxiao = new JButton("取消"); |
| container.add(denglu); |
| container.add(quxiao); |
| setSize(220,200); |
| setVisible(true); |
| } |