public static void ShowUserSettingWindow(UserData user)
        {
            if (user is null)
            {
                return;
            }

            var userData = new UserSettingWindow();

            userData.DataContext = new UserSettingWindowViewModel(user);
            userData.Owner       = Application.Current.MainWindow;
            userData.ShowDialog();
        }
 private void ItemSetting_Click(object sender, RoutedEventArgs e)
 {
     UserSettingWindow frm = new UserSettingWindow();
     frm.Show();
 }