Files
nixos/henrovnix_ok/home/desktop/hyprscrolling.nix
T
2026-02-24 15:40:40 +01:00

122 lines
3.7 KiB
Nix

{ config, lib, pkgs, ... }:
let
cfg = config.programs.hyprscrolling;
# Render plugin settings into:
# plugin:hyprscrolling {
# key = value
# }
renderValue = v:
if lib.isString v then "\"${v}\""
else if lib.isBool v then (if v then "true" else "false")
else if lib.isInt v || lib.isFloat v then toString v
else if lib.isList v then
"[ " + (lib.concatStringsSep " " (map renderValue v)) + " ]"
else
throw "programs.hyprscrolling.settings: unsupported value type: ${builtins.typeOf v}";
renderSettings = settings:
let
lines = lib.mapAttrsToList (k: v: " ${k} = ${renderValue v}") settings;
in
if settings == { } then ""
else ''
plugin:hyprscrolling {
${lib.concatStringsSep "\n" lines}
}
'';
defaultPluginPkg = (pkgs.hyprlandPlugins.hyprscrolling or null);
# Stable paths (avoid pinning /nix/store/... in your hyprland.conf)
stableSoPath = "/etc/hypr/plugins/libhyprscrolling.so";
dropInConfPath = "/etc/hypr/conf.d/90-hyprscrolling.conf";
dropInConf = ''
# Managed by Nix: programs.hyprscrolling
# Load plugin shared object (.so)
plugin = ${stableSoPath}
${lib.optionalString cfg.setAsDefaultLayout ''
general {
layout = scrolling
}
''}
${renderSettings cfg.settings}
${cfg.extraConfig}
'';
in
{
options.programs.hyprscrolling = {
enable = lib.mkEnableOption "Hyprland hyprscrolling (scrolling layout) plugin (NixOS-friendly)";
pluginPackage = lib.mkOption {
type = lib.types.nullOr lib.types.package;
default = defaultPluginPkg;
description = ''
Package that provides the hyprscrolling plugin.
Defaults to pkgs.hyprlandPlugins.hyprscrolling when available.
'';
};
setAsDefaultLayout = lib.mkOption {
type = lib.types.bool;
default = true;
description = "Whether to set `general { layout = scrolling }` in the generated drop-in config.";
};
settings = lib.mkOption {
type = lib.types.attrs;
default = { };
description = ''
Attribute set rendered into a `plugin:hyprscrolling { ... }` block
in the generated drop-in config.
'';
};
extraConfig = lib.mkOption {
type = lib.types.lines;
default = "";
description = "Extra Hyprland config appended to the generated drop-in config.";
};
# Where we install the generated config snippet (so you can `source = ...` it)
dropInPath = lib.mkOption {
type = lib.types.str;
default = dropInConfPath;
description = "Path to the generated Hyprland drop-in config file (needs to be sourced by your hyprland.conf).";
};
# Where we install a stable symlink to the plugin .so
stablePluginSoPath = lib.mkOption {
type = lib.types.str;
default = stableSoPath;
description = "Stable path for the plugin shared object (symlinked to the Nix store).";
};
};
config = lib.mkIf cfg.enable {
assertions = [
{
assertion = cfg.pluginPackage != null;
message = ''
Could not find hyprscrolling plugin package in this nixpkgs.
Set programs.hyprscrolling.pluginPackage explicitly (e.g. pkgs.hyprlandPlugins.hyprscrolling).
'';
}
];
# Ensure the plugin is built and available.
environment.systemPackages = [ cfg.pluginPackage ];
# Provide a stable .so path under /etc (no /nix/store hardcoding in hyprland.conf)
environment.etc."hypr/plugins/libhyprscrolling.so".source =
"${cfg.pluginPackage}/lib/libhyprscrolling.so";
# Provide a drop-in config file under /etc.
environment.etc."hypr/conf.d/90-hyprscrolling.conf".text = dropInConf;
};
}