From 798500d6d21bb3a6a0091bfc891fa42a73c347cb Mon Sep 17 00:00:00 2001
From: shagu <ericmauser@googlemail.com>
Date: Thu, 18 Jul 2019 20:40:21 +0200
Subject: [PATCH] api: use same shadow conditions as for backdrop

---
 api/api.lua | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/api/api.lua b/api/api.lua
index 9a8bc27a..eaa7f208 100644
--- a/api/api.lua
+++ b/api/api.lua
@@ -866,6 +866,9 @@ end
 -- Creates a pfUI compatible frame as shadow element
 -- 'f'          [frame]         the frame which should get a backdrop.
 function pfUI.api.CreateBackdropShadow(f)
+  -- exit if now frame was given
+  if not f then return end
+
   if f.backdrop_shadow or pfUI_config.appearance.border.shadow ~= "1" then
     return
   end