问题遇到的现象和发生背景 Java 无法实现跳转界面后 删掉原界面
问题相关代码，请勿粘贴截图
public class Game extends JFrame implements ActionListener {
Pane my = null;
JMenuBar menu = new JMenuBar ();
public Game() {
JMenu command = new JMenu("命令");
command.addActionListener(this);
menu.add(command);
this.setJMenuBar(menu);
JMenuItem re=new JMenuItem("重开");
JMenuItem se=new JMenuItem("地图2");
command.add(re);
command.add(se);
re.addActionListener(this);
se.addActionListener(this);
my = new Pane();
Thread thread = new Thread(my);
thread.start();
this.add(my);
this.addKeyListener(my);
this.setSize(1000, 750);
this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
this.setVisible(true);
}
public static void main(String[] args) {
// TODO Auto-generated method stub
Game one = new Game();
}
public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
if(e.getActionCommand() == "重开");
{
this.dispose();
new Game();
}
if(e.getActionCommand() == "地图2") {
this.dispose();
new Game2();
}
}
}
