From ff151bef4343e0b0c33ad25a319c4f5199bd8af5 Mon Sep 17 00:00:00 2001
From: Marco Melorio <marco.melorio@protonmail.com>
Date: Fri, 6 Jan 2023 22:45:58 +0100
Subject: [PATCH] sound: Don't flip the balance and fade sliders in RTL

Fixes https://gitlab.gnome.org/GNOME/gnome-control-center/-/issues/1067.
---
 panels/sound/cc-balance-slider.c  | 5 +++++
 panels/sound/cc-balance-slider.ui | 2 +-
 panels/sound/cc-fade-slider.c     | 5 +++++
 panels/sound/cc-fade-slider.ui    | 2 +-
 4 files changed, 12 insertions(+), 2 deletions(-)

diff --git a/panels/sound/cc-balance-slider.c b/panels/sound/cc-balance-slider.c
index 7cb8a04f0..90a0f2567 100644
--- a/panels/sound/cc-balance-slider.c
+++ b/panels/sound/cc-balance-slider.c
@@ -24,6 +24,7 @@ struct _CcBalanceSlider
 {
   GtkBox           parent_instance;
 
+  GtkWidget       *scale;
   GtkAdjustment   *adjustment;
 
   GvcChannelMap   *channel_map;
@@ -80,6 +81,7 @@ cc_balance_slider_class_init (CcBalanceSliderClass *klass)
 
   gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/control-center/sound/cc-balance-slider.ui");
 
+  gtk_widget_class_bind_template_child (widget_class, CcBalanceSlider, scale);
   gtk_widget_class_bind_template_child (widget_class, CcBalanceSlider, adjustment);
 
   gtk_widget_class_bind_template_callback (widget_class, changed_cb);
@@ -91,6 +93,9 @@ cc_balance_slider_init (CcBalanceSlider *self)
   g_resources_register (cc_sound_get_resource ());
 
   gtk_widget_init_template (GTK_WIDGET (self));
+
+  // Don't flip the slider with RTL locale
+  gtk_widget_set_direction (self->scale, GTK_TEXT_DIR_LTR);
 }
 
 void
diff --git a/panels/sound/cc-balance-slider.ui b/panels/sound/cc-balance-slider.ui
index 871a9150e..3f3b39812 100644
--- a/panels/sound/cc-balance-slider.ui
+++ b/panels/sound/cc-balance-slider.ui
@@ -3,7 +3,7 @@
   <!-- interface-requires gtk+ 3.0 -->
   <template class="CcBalanceSlider" parent="GtkBox">
     <child>
-      <object class="GtkScale">
+      <object class="GtkScale" id="scale">
         <property name="visible">True</property>
         <property name="hexpand">True</property>
         <property name="draw_value">False</property>
diff --git a/panels/sound/cc-fade-slider.c b/panels/sound/cc-fade-slider.c
index 888f21423..51d20ad0f 100644
--- a/panels/sound/cc-fade-slider.c
+++ b/panels/sound/cc-fade-slider.c
@@ -24,6 +24,7 @@ struct _CcFadeSlider
 {
   GtkBox           parent_instance;
 
+  GtkWidget       *scale;
   GtkAdjustment   *adjustment;
 
   GvcChannelMap   *channel_map;
@@ -80,6 +81,7 @@ cc_fade_slider_class_init (CcFadeSliderClass *klass)
 
   gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/control-center/sound/cc-fade-slider.ui");
 
+  gtk_widget_class_bind_template_child (widget_class, CcFadeSlider, scale);
   gtk_widget_class_bind_template_child (widget_class, CcFadeSlider, adjustment);
 
   gtk_widget_class_bind_template_callback (widget_class, changed_cb);
@@ -91,6 +93,9 @@ cc_fade_slider_init (CcFadeSlider *self)
   g_resources_register (cc_sound_get_resource ());
 
   gtk_widget_init_template (GTK_WIDGET (self));
+
+  // Don't flip the slider with RTL locale
+  gtk_widget_set_direction (self->scale, GTK_TEXT_DIR_LTR);
 }
 
 void
diff --git a/panels/sound/cc-fade-slider.ui b/panels/sound/cc-fade-slider.ui
index 97984fbdb..b1cd97bed 100644
--- a/panels/sound/cc-fade-slider.ui
+++ b/panels/sound/cc-fade-slider.ui
@@ -3,7 +3,7 @@
   <!-- interface-requires gtk+ 3.0 -->
   <template class="CcFadeSlider" parent="GtkBox">
     <child>
-      <object class="GtkScale">
+      <object class="GtkScale" id="scale">
         <property name="visible">True</property>
         <property name="hexpand">True</property>
         <property name="draw_value">False</property>