private void viewTeacherTcrBtn_Click(object sender, RoutedEventArgs e)
        {
            SMSUI.ViewTeacher ViewTeacherobj = new SMSUI.ViewTeacher();

            TeacherMainUG.Children.Clear();
            TeacherMainUG.Children.Add(ViewTeacherobj);
        }
        private void viewTeacherTcrBtn_Click(object sender, RoutedEventArgs e)
        {
            SMSUI.ViewTeacher ViewTeacherobj = new SMSUI.ViewTeacher();

            TeacherMainUG.Children.Clear();
            TeacherMainUG.Children.Add(ViewTeacherobj);
        }
        public Teacher()
        {
            InitializeComponent();

            SMSUI.ViewTeacher ViewTeacherobj = new SMSUI.ViewTeacher();

            TeacherMainUG.Children.Clear();
            TeacherMainUG.Children.Add(ViewTeacherobj);
        }
        public Teacher()
        {
            InitializeComponent();

            SMSUI.ViewTeacher ViewTeacherobj = new SMSUI.ViewTeacher();

            TeacherMainUG.Children.Clear();
            TeacherMainUG.Children.Add(ViewTeacherobj);
        }