API:ClickTradeItem

Clicks an item you're trading. Same as if with the left mouse button.

ClickTradeItem(index)

Arguments

 *  index
 * Index number of the trade window slot. Number between 1 and 8

note

 * If you click on an item, you will pick it up
 * If you are holding something and click an empty slot, you will drop the item there.
 * If you are holding something and click on an item, you will switch the items.

Example
ClickTradeItem(1)

Related functions

 * API:SetTradeMoney - Sets the amount of money you wish to trade
 * API:PickupBagItem - Behaves the same as ClickTradeItem but with bag slots