public void LayDuLieuLenComboBox(ComboBox com)
        {
            CapData data = new CapData();

            com.DataSource    = data.LayDSCap();
            com.DisplayMember = "TENCAP";
            com.ValueMember   = "MACAP";
        }
        public void LayDuLieuLenDataGridViewComboBoxColumn(DataGridViewComboBoxColumn com)
        {
            CapData data = new CapData();

            com.DataSource       = data.LayDSCap();
            com.DisplayMember    = "TENCAP";
            com.ValueMember      = "MACAP";
            com.DataPropertyName = "MACAP";
            com.HeaderText       = "Cấp";
        }
        public void LayLenListView(ListView list)
        {
            list.Items.Clear();
            CapData   d     = new CapData();
            DataTable table = d.LayDSCap();

            foreach (DataRow row in table.Rows)
            {
                list.Items.Add(DataRowToListViewItem(row));
            }
        }
        public int LayMaMax()
        {
            QLKTX.DataLayer.CapData data = new CapData();
            DataTable table = data.LayMaMax();

            try
            {
                int i = Convert.ToInt32(table.Rows[0][0].ToString());
                return(++i);
            }
            catch (Exception e)
            {
                e.ToString();
                return(1);
            }
        }
        public bool SuaCap(CapInfo cap)
        {
            CapData qhdt = new CapData();

            return(qhdt.CapNhatCap(cap));
        }
        public bool XoaCap(CapInfo cap)
        {
            CapData qhdt = new CapData();

            return(qhdt.XoaCap(cap));
        }
        public bool ThemCap(CapInfo cap)
        {
            CapData qhdt = new CapData();

            return(qhdt.ThemCap(cap));
        }