fixes

hosts/desktop/boot.nix

@@ -11,7 +11,10 @@ in
     kernelModules = [
       "nct6775"
       "kvm-amd"
+      "i2c-dev"
+      "ddcci_backlight"
     ];
+    extraModulePackages = [config.boot.kernelPackages.ddcci-driver];
     loader = {
       efi = {
         canTouchEfiVariables = true;

hosts/desktop/configuration.nix

@@ -16,13 +16,19 @@ let
     VISUAL = "${pkgs.vscodium}/bin/codium --wait";
   };
   systemPackages = with pkgsVersion; [
+    acpilight
     aha
     aspell
     aspellDicts.en
     aspellDicts.en-computers
     aspellDicts.en-science
     borgbackup
+    brightnessctl
     # brscan5
+    ddcui
+    ddcutil
+    ddccontrol
+    ddccontrol-db
     efibootmgr
     kdePackages.ksvg
     memtest86-efi
@@ -170,4 +176,8 @@ in
     libvirtd.enable = lib.mkDefault true;
     waydroid.enable = lib.mkDefault true;
   };
+
+  services.udev.extraRules = ''
+    KERNEL=="i2c-[0-9]*", GROUP="i2c", MODE="0660"
+  '';
 }

hosts/desktop/users.nix

@@ -15,6 +15,8 @@ in
       "input"
       "scanner"
       "lp"
+      "video"
+      "i2c"
     ]; # Enable ‘sudo’ for the user.
     hashedPasswordFile = passwordFile;
     shell = pkgsVersion.zsh;

modules/desktop-environments/hyprland/config/hypr/default.nix

@@ -266,6 +266,7 @@ in
       exec-once = dbus-update-activation-environment --systemd --all
       exec-once = systemctl --user import-environment WAYLAND_DISPLAY XDG_CURRENT_DESKTOP
       exec-once = /usr/lib/polkit-gnome/polkit-gnome-authentication-agent-1
+      exec-once = xhost +SI:localuser:root
       exec-once = nwg-look -a
       exec-once = nm-applet
       exec-once = blueberry-tray

modules/desktop-environments/hyprland/config/kitty/default.nix

@@ -5,7 +5,7 @@
     shellIntegration.enableZshIntegration = true;
 
     font = {
-      name = "nerd-fonts-jetbrains-mono";
+      name = "JetBrainsMono NFM";
       package = pkgs.nerd-fonts.jetbrains-mono;
       size = 12;
     };

modules/desktop-environments/hyprland/config/mako/default.nix

@@ -10,7 +10,7 @@
       height = 110;
       layer = "overlay";
       border-radius = 15;
-      border-size = 2;
+      border-size = 1;
       max-icon-size = 64;
       default-timeout = 5000;
 

modules/desktop-environments/hyprland/config/waybar/default.nix

@@ -116,7 +116,7 @@
         pulseaudio = {
           format = "{icon} {volume}%";
           tooltip = false;
-          format-muted = " Muted";
+          format-muted = "{icon} Muted";
           on-click = "pamixer -t";
           on-click-right = "pavucontrol -t 1";
           on-scroll-up = "pamixer -i 5";
@@ -154,9 +154,10 @@
           capslock = true;
           icon-size = 20;
           format = "{icon}";
+          tooltip-format = "Caps Lock {state}";
           format-icons = {
-            locked = "󰪛";
+            locked = "󰬶";
-            unlocked = " ";
+            unlocked = "󰬵";
           };
         };
 
@@ -164,9 +165,10 @@
           numlock = true;
           icon-size = 60;
           format = "{icon}";
+          tooltip-format = "Num Lock {state}";
           format-icons = {
-            locked = "󰎣";
+            locked = "󰎠";
-            unlocked = " ";
+            unlocked = "󱧓";
           };
         };
       };

modules/desktop-environments/hyprland/environment.nix

@@ -23,6 +23,7 @@ in
     glib
     gnome-tweaks
     gnome-disk-utility
+    gnome-font-viewer
     gnome-system-monitor
     gsettings-desktop-schemas
     hyprcursor
@@ -58,6 +59,7 @@ in
     xdg-desktop-portal-hyprland
     xdg-desktop-portal-gtk
     xdg-desktop-portal-wlr
+    xorg.xhost
     xsettingsd
     xwayland
   ];

modules/desktop-environments/hyprland/home.nix

@@ -119,51 +119,51 @@ in
     };
   };
 
-  home.sessionVariables = {
+  home = {
-    BROWSER = "firefox";
+    sessionVariables = {
-    EDITOR = "nano";
+      BROWSER                             = "firefox";
-    TERMINAL = "kitty";
+      CLUTTER_BACKEND                     = "wayland";
-    NIXOS_OZONE_WL = "1";
+      EDITOR                              = "nano";
-    QT_QPA_PLATFORMTHEME = "gtk3";
+      ICON_THEME                          = iconTheme;
-    QT_SCALE_FACTOR = "1";
+      GTK_CSD                             = "0";
-    MOZ_ENABLE_WAYLAND = "1";
+      GTK_THEME                           = gtkTheme;
-    SDL_VIDEODRIVER = "wayland";
+      GTK_USE_PORTAL                      = "1";
-    QT_QPA_PLATFORM = "wayland-egl";
+      HYPRCURSOR_THEME                    = cursorTheme;
-    QT_WAYLAND_DISABLE_WINDOWDECORATION = "1";
+      HYPRCURSOR_SIZE                     = cursorSize;
-    QT_AUTO_SCREEN_SCALE_FACTOR = "1";
+      MOZ_ENABLE_WAYLAND                  = "1";
-    GTK_CSD = "0";
+      NIXOS_OZONE_WL                      = "1";
-    #    WLR_DRM_DEVICES = "/dev/dri/card0";
+      NIXOS_XDG_OPEN_USE_PORTAL           = "1";
-    #    WLR_NO_HARDWARE_CURSORS = "1"; 
+      QT_AUTO_SCREEN_SCALE_FACTOR         = "1";
-    CLUTTER_BACKEND = "wayland";
+      QT_QPA_PLATFORM                     = "wayland-egl";
-    # WLR_RENDERER = "vulkan";
+      QT_QPA_PLATFORMTHEME                = "gtk3";
-    XCURSOR_THEME = cursorTheme;
+      QT_SCALE_FACTOR                     = "1";
-    XCURSOR_SIZE = cursorSize;
+      QT_WAYLAND_DISABLE_WINDOWDECORATION = "1";
-    HYPRCURSOR_THEME = cursorTheme;
+      SDL_VIDEODRIVER                     = "wayland";
-    HYPRCURSOR_SIZE = cursorSize;
+      TERMINAL                            = "kitty";
-    GTK_THEME = gtkTheme;
+      XCURSOR_THEME                       = cursorTheme;
-    XDG_CURRENT_DESKTOP = "Hyprland";
+      XCURSOR_SIZE                        = cursorSize;
-    XDG_SESSION_DESKTOP = "Hyprland";
+      XDG_CACHE_HOME                      = "\${HOME}/.cache";
-    XDG_SESSION_TYPE = "wayland";
+      XDG_CONFIG_HOME                     = "\${HOME}/.config";
-    GTK_USE_PORTAL = "1";
+      XDG_CURRENT_DESKTOP                 = "Hyprland";
-    NIXOS_XDG_OPEN_USE_PORTAL = "1";
+      XDG_DATA_HOME                       = "\${HOME}/.local/share";
-    XDG_CACHE_HOME = "\${HOME}/.cache";
+      XDG_SESSION_DESKTOP                 = "Hyprland";
-    XDG_CONFIG_HOME = "\${HOME}/.config";
+      XDG_SESSION_TYPE                    = "wayland";
-    #XDG_BIN_HOME = "\${HOME}/.local/bin";
+    };
-    XDG_DATA_HOME = "\${HOME}/.local/share";
-    ICON_THEME = iconTheme;
-  };
 
-  home.pointerCursor = {
+    pointerCursor = {
-    gtk.enable = true;
+      gtk.enable = true;
-    package = cursorThemePkg;
+      package = cursorThemePkg;
-    name = cursorTheme;
+      name = cursorTheme;
-    size = cursorSize;
+      size = cursorSize;
+    };
   };
 
   dconf = {
     enable = true;
     settings = {
+      "org/gnome/desktop/interface".color-scheme = "prefer-dark";
       "org/gnome/desktop/interface".cursor-theme = cursorTheme;
+      "org/gnome/desktop/interface".gtk-theme = gtkTheme;
       "org/gnome/desktop/interface".icon-theme = iconTheme;
     };
   };
@@ -172,7 +172,7 @@ in
     enable = true;
 
     cursorTheme = {
-      name = cursorTheme; # macOS-[BigSur, Monterey]-[ , White, White-Windows, Windows]
+      name = cursorTheme;
       package = cursorThemePkg;
     };