From 2c20aed3b39a87b8ab7c0d1fef44987f8a69b2d3 Mon Sep 17 00:00:00 2001
From: Flameopathic <64027365+Flameopathic@users.noreply.github.com>
Date: Mon, 10 Mar 2025 09:29:06 -0400
Subject: [PATCH] qt: autoenable hm module only on NixOS (#942)

Link: https://github.com/danth/stylix/pull/942

Reviewed-by: Kilian Mio <86004375+Mikilio@users.noreply.github.com>
Co-authored-by: NAHO <90870942+trueNAHO@users.noreply.github.com>
Reviewed-by: NAHO <90870942+trueNAHO@users.noreply.github.com>
---
 modules/qt/hm.nix | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/modules/qt/hm.nix b/modules/qt/hm.nix
index 1d690664..a75c82f9 100644
--- a/modules/qt/hm.nix
+++ b/modules/qt/hm.nix
@@ -2,11 +2,21 @@
   pkgs,
   config,
   lib,
+  osConfig ? null,
   ...
 }:
 {
   options.stylix.targets.qt = {
-    enable = config.lib.stylix.mkEnableTarget "QT" pkgs.stdenv.hostPlatform.isLinux;
+    # TODO: Remove the osConfig workaround [1] ("qt: puts NixOS systemd on
+    # non-NixOS distro path") once [2] ("bug: setting qt.style.name = kvantum
+    # makes host systemd unusable") is resolved.
+    #
+    # [1]: https://github.com/danth/stylix/issues/933
+    # [2]: https://github.com/nix-community/home-manager/issues/6565
+    enable = config.lib.stylix.mkEnableTarget "QT" (
+      pkgs.stdenv.hostPlatform.isLinux && osConfig != null
+    );
+
     platform = lib.mkOption {
       description = ''
         Selects the platform theme to use for Qt applications.