From dfc6cdc06355fa46ffc3725079a653324c45b974 Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Sat, 14 Sep 2019 23:08:20 +0200
Subject: [PATCH] Emphasize that wxDC::Clear() used brush set by
 SetBackground()

Ensure that people don't get the impression that using SetBrush() is
supposed to affect Clears().

See #18463.
---
 interface/wx/dc.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/interface/wx/dc.h b/interface/wx/dc.h
index f577403ed0..40e37cb34a 100644
--- a/interface/wx/dc.h
+++ b/interface/wx/dc.h
@@ -257,6 +257,10 @@ public:
 
     /**
         Clears the device context using the current background brush.
+
+        Note that SetBackground() method must be used to set the brush used by
+        Clear(), the brush used for filling the shapes set by SetBrush() is
+        ignored by it.
     */
     void Clear();