如何解决将文本字段添加到 JCheckBoxMenuItem
如何将 JTextfield
添加到 JCheckBoxMenuItem
?
我希望能够创建这个:
到目前为止我有这个菜单:
代码:
static JFrame frame = new JFrame("App");
static JCheckBoxMenuItem[] difficulties = new JCheckBoxMenuItem[4];
public static void buildGUI()
{
JMenuBar menuBar = new JMenuBar();
JMenu settings = new JMenu("Settings");
JMenu difficulty = new JMenu("Difficulty");
difficulties[0] = new JCheckBoxMenuItem("Easy",true);
difficulties[1] = new JCheckBoxMenuItem("Intermediate");
difficulties[2] = new JCheckBoxMenuItem("Expert");
difficulties[3] = new JCheckBoxMenuItem("Custom");
JMenuItem newGame = new JMenuItem("New Game");
// newGame.addActionListener(e -> startNewGame());
frame.add(menuBar);
menuBar.add(settings);
settings.add(newGame);
settings.add(difficulty);
for (int i = 0; i < 4; i++)
{
difficulty.add(difficulties[i]);
difficulties[i].addActionListener(e -> {
if (e.getSource().equals(difficulties[0]))
{
difficulties[0].setState(true);
difficulties[1].setState(false);
difficulties[2].setState(false);
difficulties[3].setState(false);
}
else if (e.getSource().equals(difficulties[1]))
{
difficulties[0].setState(false);
difficulties[1].setState(true);
difficulties[2].setState(false);
difficulties[3].setState(false);
}
else if (e.getSource().equals(difficulties[2]))
{
difficulties[0].setState(false);
difficulties[1].setState(false);
difficulties[2].setState(true);
difficulties[3].setState(false);
}
else
{
difficulties[0].setState(false);
difficulties[1].setState(false);
difficulties[2].setState(false);
difficulties[3].setState(true);
}
});
}
frame.setJMenuBar(menuBar);
frame.setVisible(true);
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
}
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