Wiley-World.of.Warcraft.Programming.A.Guide.and.Reference.for.Creating.WoW.Addons

746 Part IV ■ ReferenceIf the given socket contains a new gem (one that has been placed in the UI, butnot yet confirmed for permanently socketing into the item), returns an itemlink for that gem. If the socket is empty or has a permanently socketed gem butno new gem, returns nil.Only returns valid information when the Item Socketing UI is open(i.e. between the SOCKET_INFO_UPDATE and SOCKET_INFO_CLOSE events).Arguments:index—Index of a gem socket (between 1 and GetNumSockets())(number)Returns:link—A hyperlink for the gem added to the socket (string, hyperlink)GetNextAchievementReturns the next achievement for an achievement which is part of a series.nextID, completed = GetNextAchievement(id)Arguments:id—The numeric ID of an achievement (number)Returns:nextID—If the given achievement is part of a series and not the last in itsseries, the ID of the next achievement in the series; otherwise nil (number)completed—True if the next achievement has been completed; otherwise nil(boolean)GetNextStableSlotCostReturns the cost of the next available stable slot.money = GetNextStableSlotCost()Returns 0 if all available slots have been purchased.Returns:money—Cost of the next available stable slot (in copper) (number)GetNumActiveQuestsReturns the number of quests which can be turned in to the current QuestNPC.numActiveQuests = GetNumActiveQuests()Only returns valid information after a QUEST_GREETING event.Note: Most quest NPCs present active quests using theGetGossipActiveQuests() instead of this function.Returns:numActiveQuests—Number of quests which can be turned in to the currentQuest NPC (number)GetNumAddOnsReturns the number of addons in the addon listing.numAddons = GetNumAddOns()Returns:numAddons—The number of addons in the addon listing (number)