private void buttonX4_Click(object sender, EventArgs e)
        {
            NgheNghiepCtrl NN = new NgheNghiepCtrl();

            QLKTX.Dialog.DiaLog_Them_Sua_NgheNghiep qh = new QLKTX.Dialog.DiaLog_Them_Sua_NgheNghiep();

            qh.StartPosition = FormStartPosition.Manual;
            qh.Left          = this.Location.X + groupThongTin.Location.X + groupThanNhan.Location.X + btnThemTonGiao.Location.X;
            qh.Top           = this.Location.Y + groupThongTin.Location.Y + groupThanNhan.Location.Y;

            qh.ShowDialog();
            Graphics f = this.CreateGraphics();

            NN.LayComboboxNgheNghiep(cmbNgheNghiepThanNhan);
            cmbNgheNghiepThanNhan.SelectedIndex = qh.Index;
        }
        private void frmSuaSinhVien_Load(object sender, EventArgs e)
        {
            QuocTichCtrl QT = new QuocTichCtrl();
            TonGiaoCtrl  TG = new TonGiaoCtrl();
            DanTocCtrl   DT = new DanTocCtrl();

            QuanHeCtrl     QH = new QuanHeCtrl();
            NgheNghiepCtrl NN = new NgheNghiepCtrl();

            QT.LayComboboxQuocTich(cmbQuocTich);
            TG.LayComboboxTonGiao(cmbTonGiao);
            DT.LayComboboxDanToc(cmbDanToc);

            QH.LayComboboxQuanHe(cmbQuanHeThanNhan);
            NN.LayComboboxNgheNghiep(cmbNgheNghiepThanNhan);

            ctrl.LayDSSVLenListView_Sua(listSinhVien);
        }
        private void frmThemSinhVien_Load(object sender, EventArgs e)
        {
            QuocTichCtrl QT = new QuocTichCtrl();
            TonGiaoCtrl  TG = new TonGiaoCtrl();
            DanTocCtrl   DT = new DanTocCtrl();

            QuanHeCtrl     QH = new QuanHeCtrl();
            NgheNghiepCtrl NN = new NgheNghiepCtrl();

            QT.LayComboboxQuocTich(cmbQuocTich);
            TG.LayComboboxTonGiao(cmbTonGiao);
            DT.LayComboboxDanToc(cmbDanToc);

            QH.LayComboboxQuanHe(cmbQuanHeThanNhan);
            NN.LayComboboxNgheNghiep(cmbNgheNghiepThanNhan);

            txtMaKTX.Text = SVCtrl.LayMaKTX();
        }