1 files changed, 49 insertions, 0 deletions
diff --git a/nixos/modules/services/x11/display-managers/lightdm-greeters/pantheon.nix b/nixos/modules/services/x11/display-managers/lightdm-greeters/pantheon.nix
new file mode 100644
index 00000000000..f18e4a914e5
--- /dev/null
+++ b/nixos/modules/services/x11/display-managers/lightdm-greeters/pantheon.nix
@@ -0,0 +1,49 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+  dmcfg = config.services.xserver.displayManager;
+  ldmcfg = dmcfg.lightdm;
+  cfg = ldmcfg.greeters.pantheon;
+
+in
+{
+  meta = with lib; {
+    maintainers = with maintainers; [ ] ++ teams.pantheon.members;
+  };
+
+  options = {
+
+    services.xserver.displayManager.lightdm.greeters.pantheon = {
+
+      enable = mkOption {
+        type = types.bool;
+        default = false;
+        description = ''
+          Whether to enable elementary-greeter as the lightdm greeter.
+        '';
+      };
+
+    };
+
+  };
+
+  config = mkIf (ldmcfg.enable && cfg.enable) {
+
+    services.xserver.displayManager.lightdm.greeters.gtk.enable = false;
+
+    services.xserver.displayManager.lightdm.greeter = mkDefault {
+      package = pkgs.pantheon.elementary-greeter.xgreeters;
+      name = "io.elementary.greeter";
+    };
+
+    # Show manual login card.
+    services.xserver.displayManager.lightdm.extraSeatDefaults = "greeter-show-manual-login=true";
+
+    environment.etc."lightdm/io.elementary.greeter.conf".source = "${pkgs.pantheon.elementary-greeter}/etc/lightdm/io.elementary.greeter.conf";
+    environment.etc."wingpanel.d/io.elementary.greeter.allowed".source = "${pkgs.pantheon.elementary-default-settings}/etc/wingpanel.d/io.elementary.greeter.allowed";
+
+  };
+}