Pulled some common functionality out of CustomCount and into a helper file. I intend on using this same helper for a bar version of a buff counter.

IceStackCounter.lua

@@ -0,0 +1,182 @@
+local L = LibStub("AceLocale-3.0"):GetLocale("IceHUD", false)
+
+local validUnits = {"player", "target", "focus", "pet", "vehicle", "targettarget", "main hand weapon", "off hand weapon"}
+local buffOrDebuff = {"buff", "debuff", "charges", "spell count"}
+
+-- OVERRIDE
+function IceStackCounter_GetOptions(frame)
+	local opts = {}
+
+	opts["customHeader"] = {
+		type = 'header',
+		name = L["Aura settings"],
+		order = 30.1,
+	}
+
+	opts["auraTarget"] = {
+		type = 'select',
+		values = validUnits,
+		name = L["Unit to track"],
+		desc = L["Select which unit that this bar should be looking for buffs/debuffs on"],
+		get = function(info)
+			return IceHUD:GetSelectValue(info, frame.moduleSettings.auraTarget)
+		end,
+		set = function(info, v)
+			frame.moduleSettings.auraTarget = info.option.values[v]
+			frame.unit = info.option.values[v]
+			frame:Redraw()
+			IceHUD:NotifyOptionsChange()
+		end,
+		disabled = function()
+			return not frame.moduleSettings.enabled or frame.moduleSettings.auraType == "charges" or frame.moduleSettings.auraType == "spell count"
+		end,
+		order = 30.4,
+	}
+
+	opts["auraType"] = {
+		type = 'select',
+		values = buffOrDebuff,
+		name = L["Buff or debuff?"],
+		desc = L["Whether we are tracking a buff or debuff"],
+		get = function(info)
+			return IceHUD:GetSelectValue(info, frame.moduleSettings.auraType)
+		end,
+		set = function(info, v)
+			frame.moduleSettings.auraType = info.option.values[v]
+			frame:Redraw()
+		end,
+		disabled = function()
+			return not frame.moduleSettings.enabled or frame.unit == "main hand weapon" or frame.unit == "off hand weapon"
+		end,
+		order = 30.5,
+	}
+
+	opts["auraName"] = {
+		type = 'input',
+		name = L["Aura to track"],
+		desc = L["Which buff/debuff this counter will be tracking. \n\nRemember to press ENTER after filling out this box with the name you want or it will not save."],
+		get = function()
+			return frame.moduleSettings.auraName
+		end,
+		set = function(info, v)
+			frame.moduleSettings.auraName = v
+			frame:Redraw()
+		end,
+		disabled = function()
+			return not frame.moduleSettings.enabled or frame.unit == "main hand weapon" or frame.unit == "off hand weapon"
+		end,
+		usage = "<which aura to track>",
+		order = 30.6,
+	}
+
+	opts["trackOnlyMine"] = {
+		type = 'toggle',
+		name = L["Only track auras by me"],
+		desc = L["Checking this means that only buffs or debuffs that the player applied will trigger this bar"],
+		get = function()
+			return frame.moduleSettings.onlyMine
+		end,
+		set = function(info, v)
+			frame.moduleSettings.onlyMine = v
+			frame:Redraw()
+		end,
+		disabled = function()
+			return not frame.moduleSettings.enabled or frame.unit == "main hand weapon" or frame.unit == "off hand weapon"
+				or frame.moduleSettings.auraType == "charges" or frame.moduleSettings.auraType == "spell count"
+		end,
+		order = 30.7,
+	}
+
+	opts["maxCount"] = {
+		type = 'input',
+		name = L["Maximum applications"],
+		desc = L["How many total applications of this buff/debuff can be applied. For example, only 5 sunders can ever be on a target, so this would be set to 5 for tracking Sunder.\n\nRemember to press ENTER after filling out this box with the name you want or it will not save."],
+		get = function()
+			return tostring(frame.moduleSettings.maxCount)
+		end,
+		set = function(info, v)
+			if not v or not tonumber(v) or tonumber(v) <= 0 then
+				v = 5
+			end
+			frame.moduleSettings.maxCount = tonumber(v)
+			frame:CreateCustomFrame(true)
+			frame:Redraw()
+		end,
+		disabled = function()
+			return not frame.moduleSettings.enabled or frame.moduleSettings.auraType == "charges"
+		end,
+		usage = "<the maximum number of valid applications>",
+		order = 30.9,
+	}
+
+	return opts
+end
+
+function IceStackCounter_GetMaxCount(frame)
+	if frame.moduleSettings.auraType == "charges" then
+		local _, max = GetSpellCharges(frame.moduleSettings.auraName)
+		return max or 1
+	else
+		return frame.moduleSettings.maxCount
+	end
+end
+
+function IceStackCounter_GetDefaultSettings()
+	local defaults = {}
+	defaults["maxCount"] = 5
+	defaults["auraTarget"] = "player"
+	defaults["auraName"] = ""
+	defaults["onlyMine"] = true
+	defaults["auraType"] = "buff"
+	return defaults
+end
+
+
+function IceStackCounter_Enable(frame)
+	frame:RegisterEvent("UNIT_AURA", "UpdateCustomCount")
+	frame:RegisterEvent("UNIT_PET", "UpdateCustomCount")
+	frame:RegisterEvent("PLAYER_PET_CHANGED", "UpdateCustomCount")
+	frame:RegisterEvent("PLAYER_FOCUS_CHANGED", "UpdateCustomCount")
+	frame:RegisterEvent("PLAYER_TARGET_CHANGED", "UpdateCustomCount")
+	frame:RegisterEvent("PLAYER_DEAD", "UpdateCustomCount")
+	frame:RegisterEvent("SPELL_UPDATE_CHARGES", "UpdateCustomCount")
+
+	frame.unit = frame.moduleSettings.auraTarget or "player"
+
+	if not tonumber(frame.moduleSettings.maxCount) or tonumber(frame.moduleSettings.maxCount) <= 0 then
+		frame.moduleSettings.maxCount = 5
+		frame:Redraw()
+	end
+end
+
+function IceStackCounter_GetCount(frame)
+	if not frame.moduleSettings.auraName then
+		return
+	end
+
+	local points
+	if IceHUD.IceCore:IsInConfigMode() then
+		points = tonumber(frame.moduleSettings.maxCount)
+	else
+		if frame.moduleSettings.auraType == "charges" then
+			points = GetSpellCharges(frame.moduleSettings.auraName) or 0
+		elseif frame.moduleSettings.auraType == "spell count" then
+			points = GetSpellCount(frame.moduleSettings.auraName) or 0
+		else
+			points = IceHUD:GetAuraCount(frame.moduleSettings.auraType == "buff" and "HELPFUL" or "HARMFUL",
+				frame.unit, frame.moduleSettings.auraName, frame.moduleSettings.onlyMine, true)
+		end
+	end
+
+	frame.lastPoints = points
+
+	if (points == 0) then
+		points = nil
+	end
+
+	return points
+end
+
+function IceStackCounter_UseTargetAlpha(frame)
+	return frame.lastPoints ~= nil and frame.lastPoints > 0
+end