private void setDataSourceToGrid()
        {
            //here um setting the data source for this data grid
            dgvSemDetails.DataSource = null;
            systemManager objsystemManager = new systemManager();

            dgvSemDetails.DataSource = objsystemManager.GetSemestersData();
        }
        public void setSemToCmb()
        {
            systemManager objsystemManager1 = new systemManager();

            cmbSemesterSelect.DataSource    = objsystemManager1.GetSemestersData();
            cmbSemesterSelect.DisplayMember = "SemesterCode";
            cmbSemesterSelect.ValueMember   = "SemesterID";

            cmbSemesterSelect.SelectedIndex = -1;
        }
        //method which loads the semesters and name into the combobox.
        public void setcmbSemester()
        {
            systemManager objsystemManager = new systemManager();

            cmbSemester.DataSource    = objsystemManager.GetSemestersData();
            cmbSemester.ValueMember   = "SemesterID";
            cmbSemester.DisplayMember = "SemesterCode";


            //because of this department combo's display inedex will shown as a blank index
            cmbSemester.SelectedIndex = -1;
        }