adding desktop config

modules/nixos/bspwm.nix

@@ -0,0 +1,20 @@
+{ pkgs, ... }:
+
+{
+  services.xserver = {
+    enable = true;
+    windowManager.bspwm = {
+      enable = true;
+      configFile = "/home/chris/.config/bspwm/bspwmrc";
+      sxhkd.configFile = "/home/chris/.config/sxhkd/sxhkdrc";
+    };
+    displayManager.lightdm.enable = true;
+  };
+
+  services.displayManager.defaultSession = "none+bspwm";
+
+  environment.systemPackages = with pkgs; [
+    xterm
+    dmenu
+  ];
+}

modules/nixos/cups.nix

@@ -0,0 +1,19 @@
+{ pkgs, ... }:
+
+{
+  # Enable CUPS to print documents.
+  services.printing.enable = true;
+
+  services.avahi = {
+    enable = true;
+    nssmdns4 = true;
+    openFirewall = true;
+  };
+
+  # Printing
+  services.printing.drivers = [
+    pkgs.brlaser
+    pkgs.brgenml1lpr
+    pkgs.brgenml1cupswrapper
+  ];
+}

modules/nixos/nvidia.nix

@@ -0,0 +1,7 @@
+{ ... }:
+
+{
+  hardware.graphics.enable = true;
+  services.xserver.videoDrivers = [ "nvidia" ];
+  hardware.nvidia.open = false;
+}

modules/nixos/quadro-m1000m.nix

@@ -0,0 +1,14 @@
+{ config, ... }:
+
+{
+  services.xserver.videoDrivers = [ "nvidia" ];
+
+  hardware.graphics.enable = true;
+
+  hardware.nvidia = {
+    open = false;
+    modesetting.enable = true;
+    nvidiaSettings = true;
+    package = config.boot.kernelPackages.nvidiaPackages.legacy_580;
+  };
+}