private void ClearStudentGradesDataSource()
{
var emptyStudentGradesList = new List <StudentGrade>();
GradesListView.DataSource = emptyStudentGradesList;
GradesListView.DataBind();
}
protected void CourseDetailsEntityDataSource_Selected(object sender, EntityDataSourceSelectedEventArgs e)
{
var course = e.Results.Cast <Course>().FirstOrDefault();
if (course != null)
{
var studentGrades = course.StudentGrades.ToList();
GradesListView.DataSource = studentGrades;
GradesListView.DataBind();
}
}