* Start of an Xfce desktop manager module. Currently it just starts

Xfwm and Terminal.

svn path=/nixos/trunk/; revision=23048

modules/services/x11/desktop-managers/default.nix

@@ -17,7 +17,7 @@ in
   # Note: the order in which desktop manager modules are imported here
   # determines the default: later modules (if enabled) are preferred.
   # E.g., if KDE is enabled, it supersedes xterm.
-  imports = [ ./none.nix ./xterm.nix ./gnome.nix ./kde4.nix ];
+  imports = [ ./none.nix ./xterm.nix ./xfce.nix ./gnome.nix ./kde4.nix ];
 
   options = {
   

modules/services/x11/desktop-managers/kde4.nix

@@ -23,8 +23,7 @@ in
       default = [];
       example = [ pkgs.kde4.digikam ];
       type = types.list types.package;
-      description = "Additional KDE 4 programs. Only minimal set is installed by
-        default.";
+      description = "Additional KDE 4 programs. Only a minimal set is installed by default.";
     };
 
   };

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

@@ -0,0 +1,43 @@
+{ config, pkgs, ... }:
+
+with pkgs.lib;
+
+let
+
+  xcfg = config.services.xserver;
+  cfg = xcfg.desktopManager.xfce;
+
+in
+
+{
+  options = {
+
+    services.xserver.desktopManager.xfce.enable = mkOption {
+      default = false;
+      example = true;
+      description = "Enable the Xfce desktop environment.";
+    };
+
+  };
+
+  
+  config = mkIf (xcfg.enable && cfg.enable) {
+
+    services.xserver.desktopManager.session = singleton
+      { name = "xfce";
+        bgSupport = true;
+        start =
+          ''
+            ${pkgs.xfce.xfwm4}/bin/xfwm4 --daemon
+            exec ${pkgs.xfce.terminal}/bin/terminal
+          '';
+      };
+
+    environment.systemPackages =
+      [ pkgs.xfce.xfwm4
+        pkgs.xfce.terminal
+      ];
+
+  };
+
+}