1 files changed, 61 insertions, 0 deletions
diff --git a/nixos/modules/services/x11/window-managers/default.nix b/nixos/modules/services/x11/window-managers/default.nix
new file mode 100644
index 00000000000..c201b789ae4
--- /dev/null
+++ b/nixos/modules/services/x11/window-managers/default.nix
@@ -0,0 +1,61 @@
+{ config, pkgs, ... }:
+
+with pkgs.lib;
+
+let
+  cfg = config.services.xserver.windowManager;
+in
+
+{
+  imports =
+    [ ./compiz.nix
+      ./openbox.nix
+      ./metacity.nix
+      ./none.nix
+      ./twm.nix
+      ./wmii.nix
+      ./xmonad.nix
+      ./i3.nix
+      ./xbmc.nix
+    ];
+
+  options = {
+
+    services.xserver.windowManager = {
+
+      session = mkOption {
+        default = [];
+        example = [{
+          name = "wmii";
+          start = "...";
+        }];
+        description = ''
+          Internal option used to add some common line to window manager
+          scripts before forwarding the value to the
+          <varname>displayManager</varname>.
+        '';
+        apply = map (d: d // {
+          manage = "window";
+        });
+      };
+
+      default = mkOption {
+        default = "none";
+        example = "wmii";
+        description = "Default window manager loaded if none have been chosen.";
+        merge = mergeOneOption;
+        apply = defaultWM:
+          if any (w: w.name == defaultWM) cfg.session then
+            defaultWM
+          else
+            throw "Default window manager (${defaultWM}) not found.";
+      };
+
+    };
+
+  };
+
+  config = {
+    services.xserver.displayManager.session = cfg.session;
+  };
+}