From 03bf61be3c4a5e39adfdee97a12e48c53eb86785 Mon Sep 17 00:00:00 2001
From: Paul Cornett <paulcor@users.noreply.github.com>
Date: Sun, 27 Mar 2022 13:49:00 -0700
Subject: [PATCH] Fix drawing caret on GTK3 with GDK_SCALE=2

Don't use pen when drawing solid rectangle, avoids partial outline left on window.
---
 src/generic/caret.cpp | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/src/generic/caret.cpp b/src/generic/caret.cpp
index 2be3938f6a..ff42b9e5c6 100644
--- a/src/generic/caret.cpp
+++ b/src/generic/caret.cpp
@@ -287,8 +287,16 @@ void wxCaret::DoDraw(wxDC *dc, wxWindow* win)
             brush = *wxWHITE_BRUSH;
         }
     }
-    dc->SetPen( pen );
-    dc->SetBrush(m_hasFocus ? brush : *wxTRANSPARENT_BRUSH);
+    if (m_hasFocus)
+    {
+        dc->SetPen(*wxTRANSPARENT_PEN);
+        dc->SetBrush(brush);
+    }
+    else
+    {
+        dc->SetPen(pen);
+        dc->SetBrush(*wxTRANSPARENT_BRUSH);
+    }
 
     // VZ: unfortunately, the rectangle comes out a pixel smaller when this is
     //     done under wxGTK - no idea why