From d3e35b6bb18c833b679625ac50a84d5c05818715 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Va=CC=81clav=20Slavi=CC=81k?= <vaclav@slavik.io>
Date: Sun, 16 Sep 2018 13:54:54 +0200
Subject: [PATCH] Fix wxUnknownControlContainer background handling

Don't set invalid background color. Don't set debugging magenta background
color, because it did more harm than good, particularly after
d255dc6706c28862b5f67148bace2d4cc0388b0f.
---
 src/xrc/xh_unkwn.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/xrc/xh_unkwn.cpp b/src/xrc/xh_unkwn.cpp
index 83b1471700..d7c963d257 100644
--- a/src/xrc/xh_unkwn.cpp
+++ b/src/xrc/xh_unkwn.cpp
@@ -42,7 +42,6 @@ public:
           m_control(NULL)
     {
         m_bg = UseBgCol() ? GetBackgroundColour() : wxColour();
-        SetBackgroundColour(wxColour(255, 0, 255));
     }
 
     virtual void AddChild(wxWindowBase *child) wxOVERRIDE;
@@ -104,7 +103,8 @@ void wxUnknownControlContainer::AddChild(wxWindowBase *child)
 
     wxPanel::AddChild(child);
 
-    SetBackgroundColour(m_bg);
+    if ( m_bg.IsOk() )
+        SetBackgroundColour(m_bg);
     child->SetName(m_controlName);
     child->SetId(wxXmlResource::GetXRCID(m_controlName));
     m_control = child;