services: %rosenthal-desktop-services/base: Add ddcutil.

modules/rosenthal/examples/dot-config/niri/config.kdl

@@ -266,12 +266,10 @@ layout {
 }
 
 // Add lines like this to spawn processes at startup.
-// Note that running niri as a session supports xdg-desktop-autostart,
-// which may be more convenient to use.
 // See the binds section below for more spawn examples.
 
-// This line starts waybar, a commonly used bar for Wayland compositors.
+// Start user Shepherd for Guix Home.
-// spawn-at-startup "waybar"
+spawn-at-startup "shepherd"
 
 // To run a shell command (with variables, pipes, etc.), use spawn-sh-at-startup:
 // spawn-sh-at-startup "qs -c ~/source/qs/MyAwesomeShell"
@@ -286,7 +284,7 @@ hotkey-overlay {
 // Additionally, clients will be informed that they are tiled, removing some client-side rounded corners.
 // This option will also fix border/focus ring drawing behind some semitransparent windows.
 // After enabling or disabling this, you need to restart the apps for this to take effect.
-// prefer-no-csd
+prefer-no-csd
 
 // You can change the path where screenshots are saved.
 // A ~ at the front will be expanded to the home directory.
@@ -311,14 +309,13 @@ animations {
 // Find more information on the wiki:
 // https://yalter.github.io/niri/Configuration:-Window-Rules
 
-// Work around WezTerm's initial configure bug
+// Keep WezTerm maximized so that the installer won't be resized.
-// by setting an empty default-column-width.
 window-rule {
     // This regular expression is intentionally made as specific as possible,
     // since this is the default config, and we want no false positives.
     // You can get away with just app-id="wezterm" if you want.
     match app-id=r#"^org\.wezfurlong\.wezterm$"#
-    default-column-width {}
+    open-maximized true
 }
 
 // Open the Firefox picture-in-picture player as floating by default.
@@ -329,6 +326,10 @@ window-rule {
     match app-id=r#"firefox$"# title="^Picture-in-Picture$"
     open-floating true
 }
+window-rule {
+    match app-id=r#"librewolf$"# title="^Picture-in-Picture$"
+    open-floating true
+}
 
 // Example: block out two password managers from screen capture.
 // (This example rule is commented out with a "/-" in front.)
@@ -342,13 +343,22 @@ window-rule {
     // block-out-from "screencast"
 }
 
-// Example: enable rounded corners for all windows.
+// Enable rounded corners for all windows.
-// (This example rule is commented out with a "/-" in front.)
+// For Noctalia shell.
-/-window-rule {
+window-rule {
-    geometry-corner-radius 12
+    geometry-corner-radius 20
     clip-to-geometry true
 }
 
+debug {
+  honor-xdg-activation-with-invalid-serial
+}
+
+// Background color to match the wallpaper.
+overview {
+    backdrop-color "#D2DEE9"
+}
+
 binds {
     // Keys consist of modifiers separated by + signs, followed by an XKB key name
     // in the end. To find an XKB name for a particular key, you may use a program
@@ -367,34 +377,30 @@ binds {
     // Suggested binds for running programs: terminal, app launcher, screen locker.
     Mod+Return hotkey-overlay-title="Open a Terminal" { spawn "wezterm"; }
     Mod+D hotkey-overlay-title="Run an Application" { spawn "noctalia-shell" "ipc" "call" "launcher" "toggle"; }
-    // Super+Alt+L hotkey-overlay-title="Lock the Screen: swaylock" { spawn "swaylock"; }
+    // Super+Alt+L hotkey-overlay-title="Lock the Screen" { spawn "noctalia-shell" "ipc" "call" "lockScreen" "lock"; }
 
     // Use spawn-sh to run a shell command. Do this if you need pipes, multiple commands, etc.
     // Note: the entire command goes as a single argument. It's passed verbatim to `sh -c`.
     // For example, this is a standard bind to toggle the screen reader (orca).
     Super+Alt+S allow-when-locked=true hotkey-overlay-title=null { spawn-sh "pkill orca || exec orca"; }
 
-    // Example volume keys mappings for PipeWire & WirePlumber.
+    // Example volume keys mappings for Noctalia shell
     // The allow-when-locked=true property makes them work even when the session is locked.
-    // Using spawn-sh allows to pass multiple arguments together with the command.
+    XF86AudioRaiseVolume allow-when-locked=true { spawn "noctalia-shell" "ipc" "call" "volume" "increase"; }
-    // "-l 1.0" limits the volume to 100%.
+    XF86AudioLowerVolume allow-when-locked=true { spawn "noctalia-shell" "ipc" "call" "volume" "decrease"; }
-    XF86AudioRaiseVolume allow-when-locked=true { spawn-sh "wpctl set-volume @DEFAULT_AUDIO_SINK@ 0.1+ -l 1.0"; }
+    XF86AudioMute        allow-when-locked=true { spawn "noctalia-shell" "ipc" "call" "volume" "muteOutput"; }
-    XF86AudioLowerVolume allow-when-locked=true { spawn-sh "wpctl set-volume @DEFAULT_AUDIO_SINK@ 0.1-"; }
+    XF86AudioMicMute     allow-when-locked=true { spawn "noctalia-shell" "ipc" "call" "volume" "muteInput"; }
-    XF86AudioMute        allow-when-locked=true { spawn-sh "wpctl set-mute @DEFAULT_AUDIO_SINK@ toggle"; }
-    XF86AudioMicMute     allow-when-locked=true { spawn-sh "wpctl set-mute @DEFAULT_AUDIO_SOURCE@ toggle"; }
 
-    // Example media keys mapping using playerctl.
+    // Example media keys mappings for Noctalia shell.
     // This will work with any MPRIS-enabled media player.
-    XF86AudioPlay        allow-when-locked=true { spawn-sh "playerctl play-pause"; }
+    XF86AudioPlay        allow-when-locked=true { spawn "noctalia-shell" "ipc" "call" "media" "playPause"; }
-    XF86AudioStop        allow-when-locked=true { spawn-sh "playerctl stop"; }
+    XF86AudioStop        allow-when-locked=true { spawn "noctalia-shell" "ipc" "call" "media" "pause"; }
-    XF86AudioPrev        allow-when-locked=true { spawn-sh "playerctl previous"; }
+    XF86AudioPrev        allow-when-locked=true { spawn "noctalia-shell" "ipc" "call" "media" "previous"; }
-    XF86AudioNext        allow-when-locked=true { spawn-sh "playerctl next"; }
+    XF86AudioNext        allow-when-locked=true { spawn "noctalia-shell" "ipc" "call" "media" "next"; }
 
-    // Example brightness key mappings for light.
+    // Example brightness key mappings for Noctalia shell
-    // You can use regular spawn with multiple arguments too (to avoid going through "sh"),
+    XF86MonBrightnessUp   allow-when-locked=true { spawn "noctalia-shell" "ipc" "call" "brightness" "increase"; }
-    // but you need to manually put each argument in separate "" quotes.
+    XF86MonBrightnessDown allow-when-locked=true { spawn "noctalia-shell" "ipc" "call" "brightness" "decrease"; }
-    XF86MonBrightnessUp   allow-when-locked=true { spawn "light" "-A" "10"; }
-    XF86MonBrightnessDown allow-when-locked=true { spawn "light" "-U" "10"; }
 
     // Open/close the Overview: a zoomed-out view of workspaces and windows.
     // You can also move the mouse into the top-left hot corner,
@@ -506,8 +512,8 @@ binds {
     // These binds are also affected by touchpad's natural-scroll, so these
     // example binds are "inverted", since we have natural-scroll enabled for
     // touchpads by default.
-    // Mod+TouchpadScrollDown { spawn-sh "wpctl set-volume @DEFAULT_AUDIO_SINK@ 0.02+"; }
+    // Mod+TouchpadScrollDown { spawn "noctalia-shell" "ipc" "call" "volume" "increase"; }
-    // Mod+TouchpadScrollUp   { spawn-sh "wpctl set-volume @DEFAULT_AUDIO_SINK@ 0.02-"; }
+    // Mod+TouchpadScrollUp   { spawn "noctalia-shell" "ipc" "call" "volume" "decrease"; }
 
     // You can refer to workspaces by index. However, keep in mind that
     // niri is a dynamic workspace system, so these commands are kind of
@@ -623,31 +629,3 @@ binds {
     // moving the mouse or pressing any other key.
     Mod+Shift+P { power-off-monitors; }
 }
-
-
-// Start user Shepherd.
-spawn-at-startup "shepherd"
-
-// Noctalia shell.
-window-rule {
-    geometry-corner-radius 20
-    clip-to-geometry true
-}
-
-debug {
-  honor-xdg-activation-with-invalid-serial
-}
-
-// Emacs has a window height > 100% whening using CSD.
-prefer-no-csd
-
-// Keep WezTerm maximized so that the installer won't be resized.
-window-rule {
-    match app-id="org.wezfurlong.wezterm"
-    open-maximized true
-}
-
-// Background color to match the wallpaper.
-overview {
-    backdrop-color "#D2DEE9"
-}

modules/rosenthal/services/desktop.scm

@@ -36,6 +36,7 @@
   #:use-module (gnu packages fonts)
   #:use-module (gnu packages gnome)
   #:use-module (gnu packages guile)
+  #:use-module (gnu packages hardware)
   #:use-module (gnu packages linux)
   #:use-module (gnu packages networking)
   #:use-module (gnu packages polkit)
@@ -645,6 +646,7 @@ gtk-key-theme-name = ~a~%"
 
          ;; Add udev rules for backlight control.
          (simple-service 'backlight udev-service-type (list light))
+         (simple-service 'backlight-external udev-service-type (list ddcutil))
 
          (modify-services %desktop-services
            (delete %display-manager-service-type)