nixpkgs/nixos/modules/services/x11/display-managers/lightdm-greeters/enso-os.nix

161 lines
4.3 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
dmcfg = config.services.xserver.displayManager;
ldmcfg = dmcfg.lightdm;
cfg = ldmcfg.greeters.enso;
theme = cfg.theme.package;
icons = cfg.iconTheme.package;
cursors = cfg.cursorTheme.package;
# We need a few things in the environment for the greeter to run with
# fonts/icons.
wrappedEnsoGreeter = pkgs.runCommand "lightdm-enso-os-greeter" {
buildInputs = [ pkgs.makeWrapper ];
preferLocalBuild = true;
} ''
# This wrapper ensures that we actually get themes
makeWrapper ${pkgs.lightdm-enso-os-greeter}/bin/pantheon-greeter \
$out/greeter \
--prefix PATH : "${pkgs.glibc.bin}/bin" \
--set GDK_PIXBUF_MODULE_FILE "${pkgs.librsvg.out}/lib/gdk-pixbuf-2.0/2.10.0/loaders.cache" \
--set GTK_PATH "${theme}:${pkgs.gtk3.out}" \
--set GTK_EXE_PREFIX "${theme}" \
--set GTK_DATA_PREFIX "${theme}" \
--set XDG_DATA_DIRS "${theme}/share:${icons}/share:${cursors}/share" \
--set XDG_CONFIG_HOME "${theme}/share"
cat - > $out/lightdm-enso-os-greeter.desktop << EOF
[Desktop Entry]
Name=LightDM Greeter
Comment=This runs the LightDM Greeter
Exec=$out/greeter
Type=Application
EOF
'';
ensoGreeterConf = pkgs.writeText "lightdm-enso-os-greeter.conf" ''
[greeter]
default-wallpaper=${ldmcfg.background}
gtk-theme=${cfg.theme.name}
icon-theme=${cfg.iconTheme.name}
cursor-theme=${cfg.cursorTheme.name}
blur=${toString cfg.blur}
brightness=${toString cfg.brightness}
${cfg.extraConfig}
'';
in {
options = {
services.xserver.displayManager.lightdm.greeters.enso = {
enable = mkOption {
type = types.bool;
default = false;
description = ''
Whether to enable enso-os-greeter as the lightdm greeter
'';
};
theme = {
package = mkOption {
type = types.package;
default = pkgs.gnome3.gnome-themes-extra;
defaultText = "pkgs.gnome3.gnome-themes-extra";
description = ''
The package path that contains the theme given in the name option.
'';
};
name = mkOption {
type = types.str;
default = "Adwaita";
description = ''
Name of the theme to use for the lightdm-enso-os-greeter
'';
};
};
iconTheme = {
package = mkOption {
type = types.package;
default = pkgs.papirus-icon-theme;
defaultText = "pkgs.papirus-icon-theme";
description = ''
The package path that contains the icon theme given in the name option.
'';
};
name = mkOption {
type = types.str;
default = "ePapirus";
description = ''
Name of the icon theme to use for the lightdm-enso-os-greeter
'';
};
};
cursorTheme = {
package = mkOption {
type = types.package;
default = pkgs.capitaine-cursors;
defaultText = "pkgs.capitaine-cursors";
description = ''
The package path that contains the cursor theme given in the name option.
'';
};
name = mkOption {
type = types.str;
default = "capitane-cursors";
description = ''
Name of the cursor theme to use for the lightdm-enso-os-greeter
'';
};
};
blur = mkOption {
type = types.bool;
default = false;
description = ''
Whether or not to enable blur
'';
};
brightness = mkOption {
type = types.int;
default = 7;
description = ''
Brightness
'';
};
extraConfig = mkOption {
type = types.lines;
default = "";
description = ''
Extra configuration that should be put in the greeter.conf
configuration file
'';
};
};
};
config = mkIf (ldmcfg.enable && cfg.enable) {
environment.etc."lightdm/greeter.conf".source = ensoGreeterConf;
services.xserver.displayManager.lightdm = {
greeter = mkDefault {
package = wrappedEnsoGreeter;
name = "lightdm-enso-os-greeter";
};
greeters = {
gtk = {
enable = mkDefault false;
};
};
};
};
}