import javax.swing.*;
import java.awt.*;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
public class Test5
{static final int WIDTH = 500;
static final int HEIGHT = 150;
public static void main(String[] args)
{
JFrame jf = new JFrame("数据库监控管理器");
jf.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
jf.setSize(WIDTH,HEIGHT);
jf.setVisible(true);
JPanel contentPane = new JPanel();
jf.setContentPane(contentPane);
String[] s = {"桃花"};
String[] t = {"数学"};
String[] u = {"桃花"};
String[] v = {"桃花"};
JComboBox combo1 = new JComboBox(s);
JComboBox combo2 = new JComboBox(t);
JComboBox combo3 = new JComboBox(u);
JComboBox combo4 = new JComboBox(v);
combo1.setBorder(BorderFactory.createTitledBorder("你最喜欢哪种花"));
combo2.setBorder(BorderFactory.createTitledBorder("你最喜欢哪种花"));
combo3.setBorder(BorderFactory.createTitledBorder("你最喜欢哪种花"));
combo4.setBorder(BorderFactory.createTitledBorder("你最喜欢哪种花"));
GridLayout gird = new GridLayout(1,5);
contentPane.setLayout(gird);
contentPane.add(combo1);
contentPane.add(combo2);
contentPane.add(combo3);
contentPane.add(combo4);
jf.pack();
}
}