import javax.swing.*;
import java.awt.*;
import java.util.Vector;public class TestComboboxDemo02 extends JFrame {public TestComboboxDemo02(){Container container=this.getContentPane();//生成列表的内容//String[]contents={"1","2","3"};Vector contents=new Vector();//列表中放入内容JList jList=new JList(contents);contents.add("清宵");contents.add("mmm");contents.add("骊山语罢清宵半");container.add(jList);this.setVisible(true);this.setSize(500,300);this.setDefaultCloseOperation(WindowConstants.EXIT_ON_CLOSE);}public static void main(String[] args) {new TestComboboxDemo02();}
}