/// <summary>
 /// hàm thực hiện việc thêm mới kho thuốc
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void cmdThemMoi_Click(object sender, EventArgs e)
 {
     frm_themmoi_kho frm=new frm_themmoi_kho();
     frm.txtIDKHO.Text = "-1";
     frm.em_Action = action.Insert;
     frm.p_dtDataChung = m_dtKhoThuoc;
     frm.grdList = grdKhoThuoc;
     frm.ShowDialog();
 }
 /// <summary>
 /// hàm thực hiện việc sửa thông tin kho thuốc
 /// </summary>
 /// <param name="sender"></param>
 /// <param name="e"></param>
 private void cmdSua_Click(object sender, EventArgs e)
 {
     frm_themmoi_kho frm = new frm_themmoi_kho();
     frm.txtIDKHO.Text = Utility.sDbnull(grdKhoThuoc.GetValue(TDmucKho.Columns.IdKho));
     frm.em_Action = action.Update;
     frm.p_dtDataChung = m_dtKhoThuoc;
     frm.grdList = grdKhoThuoc;
     frm.ShowDialog();
 }
        /// <summary>
        /// hàm thực hiện việc thêm mới kho thuốc
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void cmdThemMoi_Click(object sender, EventArgs e)
        {
            frm_themmoi_kho frm = new frm_themmoi_kho();

            frm.txtIDKHO.Text = "-1";
            frm.em_Action     = action.Insert;
            frm.p_dtDataChung = m_dtKhoThuoc;
            frm.grdList       = grdKhoThuoc;
            frm.ShowDialog();
        }
        /// <summary>
        /// hàm thực hiện việc sửa thông tin kho thuốc
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void cmdSua_Click(object sender, EventArgs e)
        {
            frm_themmoi_kho frm = new frm_themmoi_kho();

            frm.txtIDKHO.Text = Utility.sDbnull(grdKhoThuoc.GetValue(TDmucKho.Columns.IdKho));
            frm.em_Action     = action.Update;
            frm.p_dtDataChung = m_dtKhoThuoc;
            frm.grdList       = grdKhoThuoc;
            frm.ShowDialog();
        }