nixpkgs/nixos/modules/programs/sway.nix

150 lines
5.0 KiB
Nix

{ config, pkgs, lib, ... }:
with lib;
let
cfg = config.programs.sway;
wrapperOptions = types.submodule {
options =
let
mkWrapperFeature = default: description: mkOption {
type = types.bool;
inherit default;
example = !default;
description = "Whether to make use of the ${description}";
};
in {
base = mkWrapperFeature true ''
base wrapper to execute extra session commands and prepend a
dbus-run-session to the sway command.
'';
gtk = mkWrapperFeature false ''
wrapGAppsHook wrapper to execute sway with required environment
variables for GTK applications.
'';
};
};
swayPackage = pkgs.sway.override {
extraSessionCommands = cfg.extraSessionCommands;
extraOptions = cfg.extraOptions;
withBaseWrapper = cfg.wrapperFeatures.base;
withGtkWrapper = cfg.wrapperFeatures.gtk;
isNixOS = true;
};
in {
options.programs.sway = {
enable = mkEnableOption ''
Sway, the i3-compatible tiling Wayland compositor. You can manually launch
Sway by executing "exec sway" on a TTY. Copy /etc/sway/config to
~/.config/sway/config to modify the default configuration. See
<link xlink:href="https://github.com/swaywm/sway/wiki" /> and
"man 5 sway" for more information'';
wrapperFeatures = mkOption {
type = wrapperOptions;
default = { };
example = { gtk = true; };
description = ''
Attribute set of features to enable in the wrapper.
'';
};
extraSessionCommands = mkOption {
type = types.lines;
default = "";
example = ''
# SDL:
export SDL_VIDEODRIVER=wayland
# QT (needs qt5.qtwayland in systemPackages):
export QT_QPA_PLATFORM=wayland-egl
export QT_WAYLAND_DISABLE_WINDOWDECORATION="1"
# Fix for some Java AWT applications (e.g. Android Studio),
# use this if they aren't displayed properly:
export _JAVA_AWT_WM_NONREPARENTING=1
'';
description = ''
Shell commands executed just before Sway is started. See
<link xlink:href="https://github.com/swaywm/sway/wiki/Running-programs-natively-under-wayland" />
and <link xlink:href="https://github.com/swaywm/wlroots/blob/master/docs/env_vars.md" />
for some useful environment variables.
'';
};
extraOptions = mkOption {
type = types.listOf types.str;
default = [];
example = [
"--verbose"
"--debug"
"--unsupported-gpu"
"--my-next-gpu-wont-be-nvidia"
];
description = ''
Command line arguments passed to launch Sway. Please DO NOT report
issues if you use an unsupported GPU (proprietary drivers).
'';
};
extraPackages = mkOption {
type = with types; listOf package;
default = with pkgs; [
swaylock swayidle alacritty dmenu
];
defaultText = literalExpression ''
with pkgs; [ swaylock swayidle alacritty dmenu ];
'';
example = literalExpression ''
with pkgs; [
i3status i3status-rust
termite rofi light
]
'';
description = ''
Extra packages to be installed system wide. See
<link xlink:href="https://github.com/swaywm/sway/wiki/Useful-add-ons-for-sway" /> and
<link xlink:href="https://github.com/swaywm/sway/wiki/i3-Migration-Guide#common-x11-apps-used-on-i3-with-wayland-alternatives" />
for a list of useful software.
'';
};
};
config = mkIf cfg.enable {
assertions = [
{
assertion = cfg.extraSessionCommands != "" -> cfg.wrapperFeatures.base;
message = ''
The extraSessionCommands for Sway will not be run if
wrapperFeatures.base is disabled.
'';
}
];
environment = {
systemPackages = [ swayPackage ] ++ cfg.extraPackages;
# Needed for the default wallpaper:
pathsToLink = [ "/share/backgrounds/sway" ];
etc = {
"sway/config".source = mkOptionDefault "${swayPackage}/etc/sway/config";
"sway/config.d/nixos.conf".source = pkgs.writeText "nixos.conf" ''
# Import the most important environment variables into the D-Bus and systemd
# user environments (e.g. required for screen sharing and Pinentry prompts):
exec dbus-update-activation-environment --systemd DISPLAY WAYLAND_DISPLAY SWAYSOCK XDG_CURRENT_DESKTOP
'';
};
};
security.pam.services.swaylock = {};
hardware.opengl.enable = mkDefault true;
fonts.enableDefaultFonts = mkDefault true;
programs.dconf.enable = mkDefault true;
# To make a Sway session available if a display manager like SDDM is enabled:
services.xserver.displayManager.sessionPackages = [ swayPackage ];
programs.xwayland.enable = mkDefault true;
# For screen sharing (this option only has an effect with xdg.portal.enable):
xdg.portal.extraPortals = [ pkgs.xdg-desktop-portal-wlr ];
};
meta.maintainers = with lib.maintainers; [ primeos colemickens ];
}