add i3 module

flake.nix

@@ -26,6 +26,7 @@
         desktop = import ./modules/desktop.nix;
         gnome = import ./modules/gnome.nix;
         gnome-monitor-settings-tweak = import ./modules/gnome-monitor-settings-tweak;
+        i3 = import ./modules/i3;
         mouse-dpi = import ./modules/mouse-dpi.nix;
         phpipam = import ./modules/phpipam.nix;
         pipewire = import ./modules/pipewire.nix;

hosts/cube/configuration.nix

@@ -4,6 +4,10 @@
     gnome = true;
     profile = "desktop";
     security-tools = true;
+    i3.extraConfig = ''
+      exec xrandr --output DisplayPort-0 --mode 2560x1440 --rate 165
+      exec xrandr --output DisplayPort-1 --mode 2560x1440 --rate 165
+    '';
   };
 
   environment.etc."sway/config.d/sconfig.conf".source = pkgs.writeText "sway.conf" ''

modules/i3/default.nix

@@ -0,0 +1,69 @@
+{ config, pkgs, lib, ... }:
+let
+  cfg = config.sconfig.i3;
+in
+{
+  options.sconfig.i3 = {
+    enable = lib.mkEnableOption "Enable the i3 Window Manager";
+    extraConfig = lib.mkOption {
+      type = lib.types.lines;
+      default = "";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    services.xserver.windowManager.i3 = {
+      enable = true;
+      extraSessionCommands = ''
+        mkdir -p ~/.local/share/icons/default
+        ln -sf /run/current-system/sw/share/icons/Yaru/cursor.theme ~/.local/share/icons/default/index.theme
+        echo 'Xft.dpi: 96' > ~/.Xresources
+        echo 'Xcursor.size: 24' >> ~/.Xresources
+      '';
+    };
+
+    hardware.pulseaudio.enable = true;
+
+    environment.etc."xdg/gtk-3.0/settings.ini".text = ''
+      [Settings]
+      gtk-theme-name=Yaru-dark
+      gtk-icon-theme-name=Numix
+    '';
+
+    environment.etc."i3/config".source = pkgs.runCommand "i3config" { } ''
+      (
+        cat '${pkgs.i3}/etc/i3/config' |
+        sed 's/Mod1/Mod4/' |
+        sed 's/exec i3-config-wizard//' |
+        sed 's/^font/#font/' |
+        sed 's,status_command i3status,status_command i3status -c ${./i3status.conf},' |
+        sed 's/i3-sensible-terminal/alacritty/' |
+        sed 's/10%/2%/'
+        cat '${pkgs.writeText "i3extra" cfg.extraConfig}'
+      )|
+      tee "$out"
+    '';
+
+    services.gvfs.enable = true;
+    networking.networkmanager.enable = true;
+
+    services.xserver = {
+      enable = true;
+      libinput.enable = true;
+      displayManager.sddm.enable = true;
+    };
+
+    environment.systemPackages = with pkgs; [
+      alacritty
+      numix-icon-theme
+      yaru-theme
+      gnome3.networkmanagerapplet
+      gnome3.file-roller
+      gnome3.adwaita-icon-theme
+      mate.mate-terminal
+      xfce.thunar
+      xfce.thunar-archive-plugin
+      caffeine-ng
+    ];
+  };
+}

modules/i3/i3status.conf

@@ -0,0 +1,27 @@
+general {
+    colors = true
+    interval = 5
+}
+
+order += "battery all"
+order += "volume master"
+order += "tztime local"
+
+volume master {
+    format = "[♪ %volume]"
+}
+
+battery all {
+    format = "%status %percentage %remaining"
+    format_down = ""
+}
+
+memory {
+    format = "%used | %available"
+    threshold_degraded = "1G"
+    format_degraded = "MEMORY < %available"
+}
+
+tztime local {
+    format = "%m/%d %H:%M:%S"
+}