protected void Page_Load(object sender, EventArgs e) { base.Page_Load(sender, e); if (!Page.IsPostBack) { drpSemester.AppendDataBoundItems = true; drpSemester.DataSource = Semester.ToList(); drpYears.AppendDataBoundItems = true; drpYears.DataSource = Years.ToList(); using (StudentRegistrationEntities entityContext = new StudentRegistrationEntities()) { var cs = (from c in entityContext.Courses orderby c.CourseTitle select new { CourseId = c.CourseID, CourseText = c.CourseID + " - " + c.CourseTitle }).ToList(); if (cs.Count() == 0) { Response.Redirect("AddCourse.aspx"); } else { drpCourse.DataSource = cs; drpCourse.DataTextField = "CourseText"; drpCourse.DataValueField = "CourseID"; drpCourse.AppendDataBoundItems = true; } } } }
private void BindYear() { comboBoxEditYear.Properties.Items.Clear(); comboBoxEditYear.Properties.Items.Add(AllString); comboBoxEditYear.Properties.Items.AddRange(Years.ToList()); comboBoxEditYear.SelectedIndex = 0; }