import java.awt.*;
import javax.swing.*;
public class A7 extends JFrame {
?JPanel mb1,mb2,mb3;
?JLabel bq1,bq2;
?JButton an1,an2;
?JComboBox xlk;//下拉框
?JList lb;//列表
?JScrollPane gd;//滾動
?public static void main(String[] args) {
??A7 b=new A7();
}
public A7(){
?mb1=new JPanel();mb2=new JPanel();
?mb3=new JPanel();
?an1=new JButton("確定");an1=new JButton("取消");
?bq1=new JLabel("籍貫");bq2=new JLabel("學歷");
?String[] jg={"鳳翔","岐山","眉縣","扶風","太白"};
?xlk=new JComboBox(jg);
?String[] xl={"大專","本科","研究生","碩士","博士"};
?lb=new JList(xl);
?lb.setVisibleRowCount(2);
?gd=new JScrollPane(lb);
?setLayout(new GridLayout(3,1));
?mb1.add(bq1);mb1.add(xlk);
?mb2.add(bq2);mb2.add(gd);
?mb3.add(an1);mb3.add(an2);
?add(mb1);add(mb2);add(mb3);
?setTitle("用戶調查");
?setBounds(200, 190, 300, 200);
?setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
?setVisible(true);
??? }
}