private void AddShoppingItemToList(ShoppingItem item)
{
tableLayoutPanelShoppingItems.SuspendLayout();
RichTextBox description = GetRichTextBoxForItemList();
description.Text = item.TillDescription;
Decimal cost = item.OfferPrice ?? item.RegularPrice;
RichTextBox price = GetRichTextBoxForItemList();
price.Text = cost.ToString("C");
tableLayoutPanelShoppingItems.RowCount++;
int nextRow = tableLayoutPanelShoppingItems.RowCount - 1;
tableLayoutPanelShoppingItems.Controls.Add(description, 0, nextRow);
tableLayoutPanelShoppingItems.Controls.Add(price, 1, nextRow);
tableLayoutPanelShoppingItems.ResumeLayout();
}
private void UpdateMostRecentItem(ShoppingItem item)
{
richTextBoxLastScanned.Text = item.TillDescription;
richTextBoxLastScanned.Text += Environment.NewLine;
Decimal price = item.OfferPrice ?? item.RegularPrice;
richTextBoxLastScanned.Text += price.ToString("C");
if (item.OfferPrice != null)
{
richTextBoxLastScanned.Text += " (special offer)";
}
}
private void UpdateWithScannedProduct(ShoppingItem item)
{
m_ShoppingItems.Add(item);
UpdateMostRecentItem(item);
AddShoppingItemToList(item);
UpdateTotalCost();
pictureBoxLoadingSpinny.Visible = false;
}
private void LookupScannedItem(string barcode)
{
var db = new DatabaseAccess();
ShoppingItem newItem = new ShoppingItem();
try
{
newItem = db.GetItemDetails(barcode);
}
catch (Exception)
{
richTextBoxLastScanned.Text = "Couldn't find item. Seek assistance.";
return;
}
UpdateWithScannedProductCallback update = new UpdateWithScannedProductCallback(UpdateWithScannedProduct);
this.Invoke(update, new object[] { newItem });
}