/// <summary>
/// Add the product to cart on add button clicked.
/// </summary>
private void ClickAddButton(object sender, System.EventArgs events)
{
string productName = _orderPresentationModel.CurrentSelectedProduct.Name;
string productType = _orderPresentationModel.CurrentSelectedProduct.Type;
string productPrice = _orderPresentationModel.CurrentSelectedProduct.Price.GetCurrencyFormat();
_cartDataGridView.Rows.Add(null, productName, productType, productPrice);
_orderPresentationModel.AddCurrentSelectedProductToOrder();
RefreshControls();
}