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Chris Cochrun 2025-09-01 06:24:31 -05:00
parent d24af7bef5
commit d0c8e279ca
6 changed files with 226 additions and 54 deletions
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112
modules/desktop.nix
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@ -77,30 +77,98 @@ in
};
services.displayManager.cosmic-greeter = {
enable = false;
enable = true;
};
services.greetd = {
enable = true;
settings = rec {
initial_session = {
command = "uwsm start hyprland-uwsm.desktop";
user = "chris";
};
default_session = {
command = "${pkgs.greetd.tuigreet}/bin/tuigreet --time -r --window-padding 2 --cmd 'uwsm start hyprland-uwsm.desktop' -s /etc/greetd/environments";
user = "greeter";
};
cosmic_session = {
command = "start-cosmic";
user = "chris";
};
hyprland_session = {
command = "uwsm start hyprland-uwsm.desktop";
user = "chris";
};
};
};
# services.greetd = {
# enable = true;
# settings = rec {
# initial_session = {
# command = "uwsm start hyprland-uwsm.desktop";
# user = "chris";
# };
# default_session = {
# command = "${pkgs.greetd.tuigreet}/bin/tuigreet --time -r --window-padding 2 --cmd 'uwsm start hyprland-uwsm.desktop' -s /etc/greetd/environments";
# user = "greeter";
# };
# cosmic_session = {
# command = "start-cosmic";
# user = "chris";
# };
# hyprland_session = {
# command = "uwsm start hyprland-uwsm.desktop";
# user = "chris";
# };
# };
# };
services.displayManager.sessionPackages = [
((pkgs.writeTextFile {
name = "cosmic-on-niri";
destination = "/share/wayland-sessions/COSMIC-on-niri.desktop";
text = ''
[Desktop Entry]
Name=COSMIC-on-niri
Comment=This session logs you into the COSMIC desktop on niri
Type=Application
DesktopNames=niri
Exec=${pkgs.writeShellApplication {
name = "start-cosmic-ext-niri";
runtimeInputs = [ pkgs.systemd pkgs.dbus pkgs.cosmic-session pkgs.bash pkgs.coreutils ];
text = ''
set -e
# From: https://people.debian.org/~mpitt/systemd.conf-2016-graphical-session.pdf
if command -v systemctl >/dev/null; then
# robustness: if the previous graphical session left some failed units,
# reset them so that they don't break this startup
for unit in $(systemctl --user --no-legend --state=failed --plain list-units | cut -f1 -d' '); do
partof="$(systemctl --user show -p PartOf --value "$unit")"
for target in cosmic-session.target graphical-session.target; do
if [ "$partof" = "$target" ]; then
systemctl --user reset-failed "$unit"
break
fi
done
done
fi
# use the user's preferred shell to acquire environment variables
# see: https://github.com/pop-os/cosmic-session/issues/23
if [ -n "''${SHELL:-}" ]; then
# --in-login-shell: our flag to indicate that we don't need to recurse any further
if [ "''${1:-}" != "--in-login-shell" ]; then
# `exec -l`: like `login`, prefixes $SHELL with a hyphen to start a login shell
exec bash -c "exec -l ${"'"}''${SHELL}' -c ${"'"}''${0} --in-login-shell'"
fi
fi
export XDG_CURRENT_DESKTOP="''${XDG_CURRENT_DESKTOP:=niri}"
export XDG_SESSION_TYPE="''${XDG_SESSION_TYPE:=wayland}"
export XCURSOR_THEME="''${XCURSOR_THEME:=Cosmic}"
export _JAVA_AWT_WM_NONREPARENTING=1
export GDK_BACKEND=wayland,x11
export MOZ_ENABLE_WAYLAND=1
export QT_QPA_PLATFORM="wayland;xcb"
export QT_AUTO_SCREEN_SCALE_FACTOR=1
export QT_ENABLE_HIGHDPI_SCALING=1
if command -v systemctl >/dev/null; then
# set environment variables for new units started by user service manager
systemctl --user import-environment XDG_SESSION_TYPE XDG_CURRENT_DESKTOP
fi
# Run cosmic-session
if [[ -z "''${DBUS_SESSION_BUS_ADDRESS}" ]]; then
exec dbus-run-session -- cosmic-session niri
else
exec cosmic-session niri
fi
'';
}}/bin/start-cosmic-ext-niri
'';
}
).overrideAttrs
(old: {
passthru.providedSessions = [ "COSMIC-on-niri" ];
}))
];
programs.regreet = { enable = true; };