From 9a32d602c4c833ede96c8cc09526e09b736ea8ce Mon Sep 17 00:00:00 2001
From: Carlos Azevedo <carlosazevedonachina@gmail.com>
Date: Sun, 17 Oct 2021 23:01:02 +0100
Subject: [PATCH] Improve wxAuiToolbar separators colour when using dark themes

Presently the colour is darker than the background, making it
essentially invisible.

Closes https://github.com/wxWidgets/wxWidgets/pull/2553
---
 src/aui/auibar.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/aui/auibar.cpp b/src/aui/auibar.cpp
index ded219f908..5b1358c429 100644
--- a/src/aui/auibar.cpp
+++ b/src/aui/auibar.cpp
@@ -637,8 +637,8 @@ void wxAuiGenericToolBarArt::DrawSeparator(
         rect.width = new_width;
     }
 
-    wxColour startColour = m_baseColour.ChangeLightness(80);
-    wxColour endColour = m_baseColour.ChangeLightness(80);
+    wxColour startColour = m_baseColour.ChangeLightness(IsThemeDark() ? 120 : 80);
+    wxColour endColour = m_baseColour.ChangeLightness(IsThemeDark() ? 120 : 80);
     dc.GradientFillLinear(rect, startColour, endColour, horizontal ? wxSOUTH : wxEAST);
 }