Adapted bindings + installed hyprscrolling

2026-02-24 15:08:58 +01:00
parent 3f10dcfded
commit 74d5b59107
6 changed files with 232 additions and 97 deletions
@@ -0,0 +1,109 @@
+{ config, lib, pkgs, ... }:
+let
+  cfg = config.programs.hyprscrolling;
+  # Render plugin settings into:
+  # plugin:hyprscrolling {
+  #   key = value
+  # }
+  #
+  # Values:
+  # - strings become "..."
+  # - bools become true/false
+  # - ints/floats stay numeric
+  # - lists become [ a b c ] (Hyprland-style arrays)
+  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 =
+    # In nixpkgs this is typically available as pkgs.hyprlandPlugins.hyprscrolling
+    # (names may vary by channel; override via programs.hyprscrolling.pluginPackage if needed).
+    (pkgs.hyprlandPlugins.hyprscrolling or null);
+
+in
+{
+  options.programs.hyprscrolling = {
+    enable = lib.mkEnableOption "Hyprland hyprscrolling (scrolling layout) plugin";
+
+    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 Hyprland.";
+    };
+    settings = lib.mkOption {
+      type = lib.types.attrs;
+      default = { };
+      example = {
+        # Example keys (actual keys depend on plugin version)
+        # See hyprscrolling README for supported options.
+        # swipe_fingers = 3;
+        # natural_scroll = true;
+      };
+      description = ''
+        Attribute set rendered into a `plugin:hyprscrolling { ... }` block.
+        Keys/values must match hyprscrolling config options.
+      '';
+    };
+
+    extraConfig = lib.mkOption {
+      type = lib.types.lines;
+      default = "";
+      description = "Extra Hyprland config appended after the generated plugin config.";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    assertions = [
+      {
+        assertion = config.wayland.windowManager.hyprland.enable or false;
+        message = "programs.hyprscrolling.enable requires wayland.windowManager.hyprland.enable = true;";
+      }
+      {
+        assertion = cfg.pluginPackage != null;
+        message = ''
+          Could not find a default hyprscrolling plugin package in this nixpkgs.
+          Set programs.hyprscrolling.pluginPackage explicitly (either from pkgs or a flake input).
+        '';
+      }
+    ];
+
+    wayland.windowManager.hyprland = {
+      plugins = [ cfg.pluginPackage ];
+
+      extraConfig = lib.mkAfter ''
+        ${lib.optionalString cfg.setAsDefaultLayout "general { layout = scrolling }"}
+
+        ${renderSettings cfg.settings}
+
+        ${cfg.extraConfig}
+      '';
+    };
+  };
+}