temp fix AceGUIContainer-ScrollFrame

ElvUI_Config/Libraries/AceGUI-3.0/widgets/AceGUIContainer-ScrollFrame.lua

@@ -93,37 +93,42 @@ local methods = {
 		if self.updateLock then return end
 		self.updateLock = true
 		local status = self.status or self.localstatus
-		local height, viewheight = self.scrollframe:GetHeight(), self.content:GetHeight()
+		local scrollframe, content, scrollbar = self.scrollframe, self.content, self.scrollbar
+		local viewheight, height  = self.scrollframe:GetHeight(), self.content:GetHeight()
 		local offset = status.offset or 0
-		local curvalue = self.scrollbar:GetValue()
+		local curvalue = scrollbar:GetValue()
 		-- Give us a margin of error of 2 pixels to stop some conditions that i would blame on floating point inaccuracys
 		-- No-one is going to miss 2 pixels at the bottom of the frame, anyhow!
-		if viewheight < height + 2 then
+
+		if height < viewheight + 2 then
 			if self.scrollBarShown then
 				self.scrollBarShown = nil
-				self.scrollbar:Hide()
-				self.scrollbar:SetValue(0)
-				self.scrollframe:SetPoint("BOTTOMRIGHT", 0, 0)
+				scrollbar:Hide()
+				scrollbar:SetValue(0)
+				scrollframe:SetPoint("BOTTOMRIGHT",0,0)
 				self:DoLayout()
 			end
+			offset = 0
 		else
 			if not self.scrollBarShown then
 				self.scrollBarShown = true
-				self.scrollbar:Show()
-				self.scrollframe:SetPoint("BOTTOMRIGHT", -20, 0)
+				scrollbar:Show()
+				scrollframe:SetPoint("BOTTOMRIGHT", -20, 0)
 				self:DoLayout()
 			end
-			local value = (offset / (viewheight - height) * 1000)
-			if value > 1000 then value = 1000 end
-			self.scrollbar:SetValue(value)
-			self:SetScroll(value)
-			if value < 1000 then
-				self.content:ClearAllPoints()
-				self.content:SetPoint("TOPLEFT", 0, offset)
-				self.content:SetPoint("TOPRIGHT", 0, offset)
-				status.offset = offset
+			local value = (offset / (height - viewheight) * 1000)
+			if value > 1000 then
+				value = 1000
+				offset = height - viewheight
 			end
+			scrollbar:SetValue(value)
+			self:SetScroll(value)
 		end
+		status.offset = offset
+		scrollframe:SetScrollChild(content)
+		content:ClearAllPoints()
+		content:SetPoint("TOPLEFT", 0, offset)
+		content:SetPoint("TOPRIGHT", 0, offset)
 		self.updateLock = nil
 	end,