示例#1
0
 private void cmbMajors_SelectionChangeCommitted(object sender, EventArgs e)
 {
     if (cboStudent.SelectedValue != null)
     {
         string         cboStu            = cboStudent.SelectedValue.ToString();
         int            intStuID          = int.Parse(cboStudent.SelectedValue.ToString());
         CourseBusiness cb                = new CourseBusiness();
         List <CoursesTakenPreviously> cp = cb.GetCourseTakenPrev(intStuID);
     }
 }
示例#2
0
        private void cboStudent_SelectedIndexChanged(object sender, EventArgs e)
        {
            dg1.DataSource = null;
            dg1.Rows.Clear();
            if (cboStudent.SelectedValue != null)
            {
                string cboStu = cboStudent.SelectedValue.ToString();
                int    intStuID;


                bool parseOK = Int32.TryParse(cboStudent.SelectedValue.ToString(), out intStuID);
                if (parseOK)
                {
                    CourseBusiness cb = new CourseBusiness();
                    List <CoursesTakenPreviously> cp = cb.GetCourseTakenPrev(intStuID);
                    dg1.DataSource = cp;
                    dg1.Refresh();
                }
            }
        }