SwingSystemMenu.java 文件源码

private PopupMenu generateMenu() {
    // 创建弹出菜单
    PopupMenu popup = new PopupMenu();
    // 以下将各个菜单项加入到弹出菜单中
    MenuItem full = new MenuItem("全屏截图");
    full.addActionListener(listener);
    popup.add(full);
    MenuItem select = new MenuItem("选择截图");
    select.addActionListener(listener);
    popup.add(select);
    MenuItem settings = new MenuItem("设置");
    settings.addActionListener(listener);
    popup.add(settings);
    MenuItem quit = new MenuItem("退出");
    quit.addActionListener(listener);
    popup.add(quit);
    return popup;
}