first set of fixes for WotlK

- conditional show/hide of bars is still broken
- page swapping in any form is broken as well

actionBar/States.lua

@@ -129,11 +129,13 @@ function ActionBar:UpdateStates()
 	table_insert(statedriver, tostring(self:GetDefaultState() or 0))
 	
 	RegisterStateDriver(self, "page", table_concat(statedriver, ";"))
-	self:SetAttribute("statemap-page", "$input")
 	
 	self:ApplyStateButton()
 	
-	SecureStateHeader_Refresh(self)
+	self:SetAttribute("_onstate-page", [[
+		self:SetAttribute("state", newstate)
+		return true
+	]])
 	
 	local newState = self:GetAttribute("state-page")
 	self:SetAttribute("state", newState)

barPrototype/Prototype.lua

@@ -69,7 +69,7 @@ function Bartender4.Bar:Create(id, config, name)
 	id = tostring(id)
 	assert(not barregistry[id], "duplicated entry in barregistry.")
 	
-	local bar = setmetatable(CreateFrame("Frame", ("BT4Bar%s"):format(id), UIParent, "SecureStateHeaderTemplate"), Bar_MT)
+	local bar = setmetatable(CreateFrame("Frame", ("BT4Bar%s"):format(id), UIParent, "SecureHandlerStateTemplate"), Bar_MT)
 	barregistry[id] = bar
 	bar.id = id
 	bar.name = name or id

buttonPrototypes/ActionButton.lua

@@ -85,8 +85,6 @@ function Bartender4.Button:Create(id, parent)
 	button.textureCache.pushed = button.pushedTexture:GetTexture()
 	button.textureCache.highlight = button.highlightTexture:GetTexture()
 	
-	parent:SetAttribute("addchild", button)
-	
 	button:SetAttribute("type", "action")
 	button:SetAttribute("action", absid)
 	
@@ -94,6 +92,12 @@ function Bartender4.Button:Create(id, parent)
 	button:SetAttribute("useparent-statebutton", true)
 	--button:SetAttribute("hidestates", "-1")
 	
+	parent:SetAttribute('_adopt', button)
+	button:SetAttribute('_childupdate', [[
+		self:SetAttribute("state",)
+	]]
+	)
+	
 	button:RegisterForDrag("LeftButton", "RightButton")
 	button:RegisterForClicks("AnyUp")
 	
@@ -222,7 +226,7 @@ function Button:RefreshStateAction(state)
 	
 	if self.parent.config.autoassist then
 		local type, id, subtype = GetActionInfo(action)
-		if type == "spell" then
+		if type == "spell" and id > 0 then
 			local spellName, spellRank = GetSpellInfo(id, subtype)
 			
 			local macroText