/// <summary>
/// Recieve an object awaiting an item from any slot in the inventory.
/// </summary>
/// <param name="querySender"></param>
public void QueryForItem(ItemQuerySender querySender)
{
//Do not handle another query if there is one that has not yet been resolved.
if (this.querySender != null)
{
throw new InventoryBusyException();
}
this.querySender = querySender;
eligibleSlots = null;
}
protected override void SlotSelected(int num)
{
//If eligible slots are specified, make sure that the selected slot is one of those slota
if (eligibleSlots != null && !eligibleSlots.Contains(num))
{
return;
}
//If there is no query to be resolved, just equip an item as per usual.
if (querySender == null)
{
base.SlotSelected(num);
return;
}
//Resolve the query, use the result, and then clear the query.
QueryResolved(querySender.ResolveQuery(GetItemAt(num)));
querySender = null;
}
/// <summary>
/// Recieve an object awaiting an item only from the given slots in the inventory.
/// </summary>
/// <param name="querySender"></param>
/// <param name="eligiblePositions"></param>
public void QueryForItem(ItemQuerySender querySender, List <int> eligiblePositions)
{
QueryForItem(querySender);
eligibleSlots = new List <int>(eligiblePositions);
}