Add a ReadyCheck element which mostly uses Blizzard's functions.

elements/readycheck.lua

@@ -0,0 +1,59 @@
+local parent, ns = ...
+local oUF = ns.oUF
+
+local Update = function(self, event)
+	local unit = self.unit
+	local readyCheck = self.ReadyCheck
+
+	if(event == 'READY_CHECK_FINISHED') then
+		if(GetPartyMember(self:GetID())) then
+			ReadyCheck_Finish(readyCheck)
+		end
+	else
+		local status = GetReadyCheckStatus(unit)
+		if(UnitExists(unit) and UnitIsConnected(unit) and status) then
+			if(status == 'ready') then
+				ReadyCheck_Confirm(readyCheck, 1)
+			elseif(status == 'notready') then
+				ReadyCheck_Confirm(readyCheck, 0)
+			else
+				ReadyCheck_Start(readyCheck)
+			end
+		else
+			readyCheck:Hide()
+		end
+	end
+end
+
+local Path = function(self, ...)
+	return (self.ReadyCheck.Override or Update) (self, ...)
+end
+
+local ForceUpdate = function(element)
+	return Path(element.__owner, 'ForceUpdate')
+end
+
+local Enable = function(self, unit)
+	local readyCheck = self.ReadyCheck
+	if(readyCheck) then
+		readyCheck.__owner = self
+		readyCheck.ForceUpdate = ForceUpdate
+
+		self:RegisterEvent('READY_CHECK', Path)
+		self:RegisterEvent('READY_CHECK_CONFIRM', Path)
+		self:RegisterEvent('READY_CHECK_FINISHED', Path)
+
+		return true
+	end
+end
+
+local Disable = function(self)
+	local readyCheck = self.ReadyCheck
+	if(readyCheck) then
+		self:UnregisterEvent('READY_CHECK', Path)
+		self:UnregisterEvent('READY_CHECK_CONFIRM', Path)
+		self:UnregisterEvent('READY_CHECK_FINISHED', Path)
+	end
+end
+
+oUF:AddElement('ReadyCheck', Path, Enable, Disable)

oUF.xml

@@ -25,6 +25,7 @@
 	<Script file='elements\holypower.lua' />
 	<Script file='elements\soulshards.lua' />
 	<Script file='elements\picon.lua' />
+	<Script file='elements\readycheck.lua' />
 
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