66 lines
1.9 KiB
Nix
66 lines
1.9 KiB
Nix
{
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config,
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lib,
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pkgs,
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...
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}:
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# Keybound screen recording: pick a region, then toggle a video-only capture.
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let
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execBind = key: command: {
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_args = [
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key
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(luaCall "hl.dsp.exec_cmd" [ command ])
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];
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};
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luaCall =
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function: args:
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lib.generators.mkLuaInline "${function}(${lib.concatMapStringsSep ", " toLua args})";
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user = config.user.name;
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slurp = "${pkgs.slurp}/bin/slurp";
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wf-recorder = "${pkgs.wf-recorder}/bin/wf-recorder";
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notify-send = "${pkgs.libnotify}/bin/notify-send";
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pgrep = "${pkgs.procps}/bin/pgrep";
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pkill = "${pkgs.procps}/bin/pkill";
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date = "${pkgs.coreutils}/bin/date";
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mkdir = "${pkgs.coreutils}/bin/mkdir";
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xdgUserDir = "${pkgs.xdg-user-dirs}/bin/xdg-user-dir";
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# A single key both starts and stops.
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# A running wf-recorder is stopped with SIGINT so it finalises the file.
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# Otherwise slurp picks a region and wf-recorder runs in the foreground until
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# that stop arrives, so this instance lives for the whole recording and then
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# reports it saved.
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# No -a means no audio is captured.
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toggle = pkgs.writeShellScript "screen-record-toggle" ''
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if ${pgrep} -x wf-recorder >/dev/null; then
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${pkill} -INT -x wf-recorder
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exit 0
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fi
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region=$(${slurp}) || exit 0
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dir="$(${xdgUserDir} VIDEOS)/Recordings"
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${mkdir} -p "$dir"
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file="$dir/recording-$(${date} +%Y%m%d-%H%M%S).mp4"
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${notify-send} -a "Screen recording" "Recording started" "Region capture, no audio."
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${wf-recorder} -g "$region" -f "$file"
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${notify-send} -a "Screen recording" "Recording saved" "$file"
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'';
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toLua = lib.generators.toLua { };
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in
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{
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options.modules.desktop.utilities.recording.enable =
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lib.mkEnableOption "wf-recorder screen recording";
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config = lib.mkIf config.modules.desktop.utilities.recording.enable {
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home-manager.users.${user} = {
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wayland.windowManager.hyprland.settings.bind = [
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(execBind "SUPER + SHIFT + R" "${toggle}")
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];
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};
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};
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}
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