From 4cb2930b5485c0d59ddac575e591ef1fb3502948 Mon Sep 17 00:00:00 2001
From: Joseph Lenox <lenox.joseph@gmail.com>
Date: Thu, 28 Jun 2018 22:24:18 -0500
Subject: [PATCH] Comment for parent cache.

---
 src/GUI/OptionsGroup/Field.hpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/GUI/OptionsGroup/Field.hpp b/src/GUI/OptionsGroup/Field.hpp
index ef0fc7938..bd083def6 100644
--- a/src/GUI/OptionsGroup/Field.hpp
+++ b/src/GUI/OptionsGroup/Field.hpp
@@ -50,7 +50,7 @@ public:
     std::function<void (const std::string&)> on_kill_focus {nullptr};
 
 protected:
-    wxWindow* parent {nullptr};
+    wxWindow* parent {nullptr}; //< Cached copy of the parent object
     wxWindow* window {nullptr}; //< Pointer copy of the derived classes
 
     const Slic3r::ConfigOptionDef opt; //< Reference to the UI-specific bits of this option