//Hiennv
        private void chkDisable_Click(object sender, EventArgs e)
        {
            try
            {
                int ID = Convert.ToInt32(viewRooms.GetFocusedRowCellValue("ID"));
                bool disableOld = Convert.ToBoolean(viewRooms.GetFocusedRowCellValue("Disable"));

                bool disalbeNew = false;
                string disable = string.Empty;
                if (disableOld == false)
                {
                    disalbeNew = true;
                    disable = "Khóa";
                }
                else
                {
                    disalbeNew = false;
                    disable = "Mở";
                }

                DialogResult result = MessageBox.Show("Bạn có chắc chắn muốn " + disable + " phòng này không?", "Thông báo", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
                if (result == DialogResult.Yes)
                {
                    RoomsBO aRoomsBO = new RoomsBO();
                    Rooms aRooms = aRoomsBO.Select_ByID(ID);
                    if (aRooms != null)
                    {
                        aRooms.Disable = disalbeNew;
                        int count = aRoomsBO.Update(aRooms);
                        if (count > 0)
                        {
                            this.ReloadData();
                            if (this.afrmMain != null)
                            {
                                this.afrmMain.ReloadData();
                            }
                            MessageBox.Show("Thực hiện thành công.", "Thông báo", MessageBoxButtons.OK, MessageBoxIcon.Information);
                        }
                    }
                }

            }
            catch (Exception ex)
            {
                MessageBox.Show("frmLst_Rooms.chkDisable_Click\n" + ex.ToString(), "Lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }