From 23e2fd7da079ec72f40ac53ce6141a24f8a024d5 Mon Sep 17 00:00:00 2001
From: Robert Tari <robert@tari.in>
Date: Sat, 11 Nov 2023 12:33:20 +0100
Subject: ayatana-settings: Handle missing
 org.gnome.desktop.interface::color-scheme

---
 ayatana-settings | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/ayatana-settings b/ayatana-settings
index ded25a9..3ee11a2 100755
--- a/ayatana-settings
+++ b/ayatana-settings
@@ -45,14 +45,22 @@ class AyatanaSettings:
             sys.exit(1)
 
         buildApp(self)
+        pSource = Gio.SettingsSchemaSource.get_default ()
+        pSchema = pSource.lookup ('org.gnome.desktop.interface', False);
 
-        self.pGnomeSettings = Gio.Settings.new ('org.gnome.desktop.interface')
-        self.pGnomeSettings.connect ('changed::color-scheme', self.onColorSchemeChanged)
-        self.onColorSchemeChanged (self.pGnomeSettings, 'color-scheme')
+        if pSchema:
+
+            bFound = pSchema.has_key ('color-scheme')
+
+            if bFound:
+
+                self.pGnomeSettings = Gio.Settings.new ('org.gnome.desktop.interface')
+                self.pGnomeSettings.connect ('changed::color-scheme', self.onColorSchemeChanged)
+                self.onColorSchemeChanged (self.pGnomeSettings, 'color-scheme')
 
         self.bSystemd = isSystemd()
         self.bInit = False
-        
+
         try:
             self.sDesktop = os.environ['XDG_CURRENT_DESKTOP']
         except KeyError:
-- 
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