nixos/xfconf: init

- Add a module for xfconf, the Xfce configuration storage system.

nixos/doc/manual/from_md/release-notes/rl-2211.section.xml

@@ -319,6 +319,13 @@
           release it may be removed.
         </para>
       </listitem>
+      <listitem>
+        <para>
+          There is a new module for the <literal>xfconf</literal>
+          program (the Xfce configuration storage system), which has a
+          dbus service.
+        </para>
+      </listitem>
     </itemizedlist>
   </section>
 </section>

nixos/doc/manual/release-notes/rl-2211.section.md

@@ -118,4 +118,6 @@ Use `configure.packages` instead.
 
 - There is a new module for the `thunar` program (the Xfce file manager), which depends on the `xfconf` dbus service, and also has a dbus service and a systemd unit. The option `services.xserver.desktopManager.xfce.thunarPlugins` has been renamed to `programs.thunar.plugins`, and in a future release it may be removed.
 
+- There is a new module for the `xfconf` program (the Xfce configuration storage system), which has a dbus service.
+
 <!-- To avoid merge conflicts, consider adding your item at an arbitrary place in the list instead. -->

nixos/modules/module-list.nix

@@ -230,6 +230,7 @@
   ./programs/weylus.nix
   ./programs/wireshark.nix
   ./programs/wshowkeys.nix
+  ./programs/xfconf.nix
   ./programs/xfs_quota.nix
   ./programs/xonsh.nix
   ./programs/xss-lock.nix

nixos/modules/programs/thunar.nix

@@ -33,12 +33,13 @@ in {
 
       services.dbus.packages = [
         package
-        pkgs.xfce.xfconf
       ];
 
       systemd.packages = [
         package
       ];
+
+      programs.xfconf.enable = true;
     }
   );
 }

nixos/modules/programs/xfconf.nix

@@ -0,0 +1,27 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let cfg = config.programs.xfconf;
+
+in {
+  meta = {
+    maintainers = teams.xfce.members;
+  };
+
+  options = {
+    programs.xfconf = {
+      enable = mkEnableOption "Xfconf, the Xfce configuration storage system";
+    };
+  };
+
+  config = mkIf cfg.enable {
+    environment.systemPackages = [
+      pkgs.xfce.xfconf
+    ];
+
+    services.dbus.packages = [
+      pkgs.xfce.xfconf
+    ];
+  };
+}

nixos/modules/services/x11/desktop-managers/xfce.nix

@@ -4,10 +4,9 @@ with lib;
 
 let
   cfg = config.services.xserver.desktopManager.xfce;
+
 in
-
 {
-
   meta = {
     maintainers = teams.xfce.members;
   };
@@ -95,7 +94,6 @@ in
       exo
       garcon
       libxfce4ui
-      xfconf
 
       mousepad
       parole
@@ -125,6 +123,7 @@ in
         xfdesktop
       ] ++ optional cfg.enableScreensaver xfce4-screensaver;
 
+    programs.xfconf.enable = true;
     programs.thunar.enable = true;
 
     environment.pathsToLink = [