From: Carlos Garnacho <carlosg@gnome.org>
Date: Mon, 18 Aug 2025 16:59:49 +0000 (+0200)
Subject: slider: Flip horizontal scroll coordinates in RTL languages
X-Git-Tag: archive/raspbian/50.5-1+rpi1~1^2~104^2^2~14
X-Git-Url: https://dgit.raspbian.org/%22http://www.example.com/cgi/%22/%22http:/www.example.com/cgi/%22?a=commitdiff_plain;h=83364f7db323babf6a12bc0a398c5af93aa3df22;p=gnome-shell.git

slider: Flip horizontal scroll coordinates in RTL languages

In those languages, the horizontal axis still grows positively
towards the right, which means we need to invert left and right
as they come from scroll events, in order to have the expected
effect.

Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/3842>
---

diff --git a/js/ui/slider.js b/js/ui/slider.js
index ebeb0d4f3..2cf5f145b 100644
--- a/js/ui/slider.js
+++ b/js/ui/slider.js
@@ -177,6 +177,8 @@ export const Slider = GObject.registerClass({
             // Match physical direction
             if (event.get_scroll_flags() & Clutter.ScrollFlags.INVERTED)
                 nSteps *= -1;
+            if (this.get_text_direction() === Clutter.TextDirection.RTL)
+                nSteps *= -1;
         }
 
         this.step(nSteps);