From 55d0b594ffb3b6451db26b0d3c6aaabaef9cf0da Mon Sep 17 00:00:00 2001
From: Paul Cornett <paulcor@users.noreply.github.com>
Date: Sat, 12 Aug 2023 15:54:39 -0700
Subject: [PATCH] Avoid division-by-zero when vertical scrollbar is disabled

See #23763
---
 src/richtext/richtextctrl.cpp | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/richtext/richtextctrl.cpp b/src/richtext/richtextctrl.cpp
index 41f97b385b..2c78946d74 100644
--- a/src/richtext/richtextctrl.cpp
+++ b/src/richtext/richtextctrl.cpp
@@ -1810,6 +1810,9 @@ bool wxRichTextCtrl::ExtendSelection(long oldPos, long newPos, int flags)
 /// This takes a _caret_ position.
 bool wxRichTextCtrl::ScrollIntoView(long position, int keyCode)
 {
+    if (!m_verticalScrollbarEnabled)
+        return false;
+
     wxRichTextLine* line = GetVisibleLineForCaretPosition(position);
 
     if (!line)