added some scripts and configuration for gpu screen recorder. note: gpu-screen-recorder must be installed for this

added default application entry for pdf files (default browser)

homemanager/default_apps.nix

@@ -14,11 +14,13 @@ in
   config = lib.mkIf config.modules.default_apps.enable {
     xdg.mimeApps.enable = true;
     xdg.mimeApps.defaultApplications = {
+      # Future Reference: use `xdg-mime query filetype <file>` to get the mime tyep of a given file
       "text/html" = "${defaultBrowser}.desktop";
       "x-scheme-handler/http" = "${defaultBrowser}.desktop";
       "x-scheme-handler/https" = "${defaultBrowser}.desktop";
       "x-scheme-handler/about" = "${defaultBrowser}.desktop";
       "inode/directory" = "org.gnome.Nautilus.desktop";
+      "application/pdf" = "${defaultBrowser}.desktop";
     };
 
     xdg.terminal-exec.enable = true;

homemanager/hyprland.nix

@@ -27,6 +27,11 @@ in
       "hypr/nix.conf".text = ''
         $defaultBrowser=${defaultBrowser}
       '';
+
+      "hypr/scripts/gpu-screen-recorder/save-replay.sh".source =
+        config.lib.file.mkOutOfStoreSymlink ./hyprland/scripts/gpu-screen-recorder/save-replay.sh;
+      "hypr/scripts/gpu-screen-recorder/start-replay.sh".source =
+        config.lib.file.mkOutOfStoreSymlink ./hyprland/scripts/gpu-screen-recorder/start-replay.sh;
     };
   };
 }

homemanager/hyprland/hyprland.conf

@@ -39,6 +39,9 @@ exec-once = hyprpanel & hyprpaper & hypridle & elephant & walker --gapplication-
 exec-once = gsettings set org.gnome.desktop.interface cursor-theme 'Bibata-Modern-Classic'
 exec-once = gsettings set org.gnome.desktop.interface cursor-size 24
 
+# This requires gpu-screen-recorder to be installed. I installed it with this https://wiki.nixos.org/wiki/Gpu-screen-recorder.
+exec-once = ~/.config/hypr/scripts/gpu-screen-recorder/start-replay.sh
+
 
 exec-once = [workspace 4 silent] signal-desktop
 exec-once = [workspace 4 silent] spotify
@@ -226,6 +229,8 @@ bind = SUPER_ALT,L, exec, hyprlock
 bind = ,F10, exec, hyprlock
 bind = $mainMod ALT, Space, exec, hyprctl switchxkblayout current next
 bind = $mainMod SHIFT, S, exec, hyprshot -m region -z
+# This requires gpu-screen-recorder to be installed. I installed it with this https://wiki.nixos.org/wiki/Gpu-screen-recorder.
+bind = $mainMod SHIFT, V, exec, ~/.config/hypr/scripts/gpu-screen-recorder/save-replay.sh
 bind = $mainMod SHIFT, C, exec, hyprpicker | wl-copy
 bind = $mainMod, Y, exec, firefox
 

homemanager/hyprland/scripts/gpu-screen-recorder/save-replay.sh

@@ -0,0 +1,3 @@
+#!/bin/sh -e
+killall -SIGUSR1 gpu-screen-recorder && sleep 0.5 && notify-send -t 1500 -u low -- "GPU Screen Recorder" "Replay saved"
+

homemanager/hyprland/scripts/gpu-screen-recorder/start-replay.sh

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+pidof -q gpu-screen-recorder && exit 0
+video_path="$HOME/Videos"
+mkdir -p "$video_path"
+gpu-screen-recorder -w screen -f 60 -a default_output -c mkv -bm cbr -q 40000 -r 60 -o "$video_path"