Fills the tooltip with information about a pet action. Only provides information for pet action slots containing pet spells -- in the default UI, the standard pet actions (attack, follow, passive, aggressive, etc) are special-cased to show specific tooltip text.
Signature:
GameTooltip:SetPetAction(index)
Arguments:
index- Index of a pet action button (between 1 andNUM_PET_ACTION_SLOTS) (number)