public void RemoveComputerItem(ListItem item, int number)
{
if (interestedList.HasSelection)
{
TradingListItem tradingItem = (TradingListItem)item;
//Check if the requested number exceeds the amount in the inventory
number = (tradingItem.Quantity >= number) ? number : tradingItem.Quantity;
tradingItem.Quantity -= number;
//If the inventory has run out of items, remove it from the list
if (tradingItem.Quantity <= 0)
{
interestedList.RemoveItem(item);
}
//Check if the offered items list has the item, if it does update, otherwise add it
TradingListItem offeredItem;
if (!hasItem(availableItemsList, tradingItem, out offeredItem))
{
offeredItem = new TradingListItem(tradingItem.Item, 0);
availableItemsList.AddItem(offeredItem);
}
offeredItem.Quantity += number;
//Update displays
updatePrices();
tradingItem.UpdateDisplayInformation();
offeredItem.UpdateDisplayInformation();
updateScreenInformation();
InterfaceManager.DrawStep();
}
}
private bool hasItem(ScrollingList list, TradingListItem item, out TradingListItem offeredItem)
{
for (int i = 0; i < list.Items.Count; i++)
{
if ((list.Items[i] as TradingListItem).Item == item.Item)
{
offeredItem = (TradingListItem)list.Items[i];
return(true);
}
}
offeredItem = null;
return(false);
}