110 lines
3.2 KiB
Nix
110 lines
3.2 KiB
Nix
{ config, lib, pkgs, ... }:
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let
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cfg = config.programs.hyprscrolling;
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# Render plugin settings into:
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# plugin:hyprscrolling {
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# key = value
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# }
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#
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# Values:
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# - strings become "..."
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# - bools become true/false
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# - ints/floats stay numeric
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# - lists become [ a b c ] (Hyprland-style arrays)
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renderValue =
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v:
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if lib.isString v then "\"${v}\""
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else if lib.isBool v then (if v then "true" else "false")
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else if lib.isInt v || lib.isFloat v then toString v
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else if lib.isList v then
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"[ " + (lib.concatStringsSep " " (map renderValue v)) + " ]"
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else
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throw "programs.hyprscrolling.settings: unsupported value type: ${builtins.typeOf v}";
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renderSettings =
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settings:
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let
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lines = lib.mapAttrsToList (k: v: " ${k} = ${renderValue v}") settings;
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in
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if settings == { } then ""
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else ''
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plugin:hyprscrolling {
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${lib.concatStringsSep "\n" lines}
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}
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'';
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defaultPluginPkg =
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# In nixpkgs this is typically available as pkgs.hyprlandPlugins.hyprscrolling
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# (names may vary by channel; override via programs.hyprscrolling.pluginPackage if needed).
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(pkgs.hyprlandPlugins.hyprscrolling or null);
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in
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{
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options.programs.hyprscrolling = {
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enable = lib.mkEnableOption "Hyprland hyprscrolling (scrolling layout) plugin";
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pluginPackage = lib.mkOption {
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type = lib.types.nullOr lib.types.package;
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default = defaultPluginPkg;
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description = ''
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Package that provides the hyprscrolling plugin.
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Defaults to pkgs.hyprlandPlugins.hyprscrolling when available.
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'';
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};
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setAsDefaultLayout = lib.mkOption {
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type = lib.types.bool;
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default = true;
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description = "Whether to set `general:layout = scrolling` in Hyprland.";
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};
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settings = lib.mkOption {
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type = lib.types.attrs;
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default = { };
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example = {
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# Example keys (actual keys depend on plugin version)
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# See hyprscrolling README for supported options.
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# swipe_fingers = 3;
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# natural_scroll = true;
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};
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description = ''
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Attribute set rendered into a `plugin:hyprscrolling { ... }` block.
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Keys/values must match hyprscrolling config options.
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'';
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};
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extraConfig = lib.mkOption {
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type = lib.types.lines;
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default = "";
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description = "Extra Hyprland config appended after the generated plugin config.";
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};
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};
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config = lib.mkIf cfg.enable {
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assertions = [
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{
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assertion = config.wayland.windowManager.hyprland.enable or false;
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message = "programs.hyprscrolling.enable requires wayland.windowManager.hyprland.enable = true;";
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}
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{
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assertion = cfg.pluginPackage != null;
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message = ''
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Could not find a default hyprscrolling plugin package in this nixpkgs.
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Set programs.hyprscrolling.pluginPackage explicitly (either from pkgs or a flake input).
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'';
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}
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];
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wayland.windowManager.hyprland = {
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plugins = [ cfg.pluginPackage ];
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extraConfig = lib.mkAfter ''
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${lib.optionalString cfg.setAsDefaultLayout "general { layout = scrolling }"}
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${renderSettings cfg.settings}
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${cfg.extraConfig}
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'';
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};
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};
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}
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