public class WindowMenu extends JFrame {

    JMenuBar menubar;

    JMenu menu,subMenu;

    JMenuItem item1,item2;

    public WindowMenu(){}

    public WindowMenu(String s ,int x,int y,int w,int h){

        init(s);

        setLocation(x, y);

        setSize(w, h);

        setVisible(true);

        setDefaultCloseOperation(EXIT_ON_CLOSE);

    }

    private void init(String s) {

        setTitle(s);

        menubar = new JMenuBar();

        menu = new JMenu("菜单");

        subMenu = new JMenu("软件项目");

        item1 = new JMenuItem();

        item1 = new JMenuItem("动画话题",new ImageIcon("src/picture/dm.png"));

        item2 = new JMenuItem("java话题",new ImageIcon("src/picture/java.png"));

        item1.setAccelerator(KeyStroke.getKeyStroke("A"));

        item2.setAccelerator(KeyStroke.getKeyStroke(KeyEvent.VK_S,InputEvent.CTRL_MASK));

        menu.add(item1);

        menu.addSeparator();

        menu.add(item2);

        menubar.add(menu);

        menu.add(subMenu);

        subMenu.add(new JMenuItem("汽车销售系统",new ImageIcon("src/picture/dm.png")));

        subMenu.add(new JMenuItem("农场信息系统",new ImageIcon("src/picture/java.png")));

        setJMenuBar(menubar);

    }

}