niri: fix cursor theme in some child windows such as vscode

Signed-off-by: Myned <dev@bjork.tech>

flake.in.nix

@@ -57,7 +57,8 @@
     hyprpaper = flake "github:hyprwm/hyprpaper" // unstable "nixpkgs";
     hyprpicker = flake "github:hyprwm/hyprpicker" // unstable "nixpkgs";
     jovian-nixos = flake "github:Jovian-Experiments/Jovian-NixOS" // unstable "nixpkgs";
-    niri = flake "github:sodiboo/niri-flake" // unstable "nixpkgs";
+    niri = flake "github:YaLTeR/niri/floating" // unstable "nixpkgs";
+    niri-flake = flake "github:sodiboo/niri-flake" // unstable "nixpkgs";
     nix-flatpak = flake "github:gmodena/nix-flatpak?ref=v0.5.1";
     nix-index-database-unstable = flake "github:nix-community/nix-index-database" // unstable "nixpkgs";
     nix-vscode-extensions = flake "github:nix-community/nix-vscode-extensions" // unstable "nixpkgs";
@@ -119,7 +120,7 @@
                     inputs.arion.nixosModules.arion
                     inputs.disko.nixosModules.disko
                     inputs.fw-fanctrl.nixosModules.default
-                    inputs.niri.nixosModules.niri
+                    inputs.niri-flake.nixosModules.niri
                     inputs.stylix.nixosModules.stylix
                   ];
 

flake.lock

@@ -1902,6 +1902,29 @@
       }
     },
     "niri": {
+      "inputs": {
+        "nix-filter": "nix-filter_2",
+        "nixpkgs": [
+          "nixpkgs-unstable"
+        ],
+        "rust-overlay": "rust-overlay"
+      },
+      "locked": {
+        "lastModified": 1735378372,
+        "narHash": "sha256-9zu4bScVN5ej7ljxZpdm3BCt7eiPr0jZNFLDUFRr8Z8=",
+        "owner": "YaLTeR",
+        "repo": "niri",
+        "rev": "28f4e5e1abc41c953ae6f93035a0b1006bd52bcb",
+        "type": "github"
+      },
+      "original": {
+        "owner": "YaLTeR",
+        "ref": "floating",
+        "repo": "niri",
+        "type": "github"
+      }
+    },
+    "niri-flake": {
       "inputs": {
         "niri-stable": "niri-stable",
         "niri-unstable": "niri-unstable",
@@ -1913,11 +1936,11 @@
         "xwayland-satellite-unstable": "xwayland-satellite-unstable"
       },
       "locked": {
-        "lastModified": 1734836603,
+        "lastModified": 1735381519,
-        "narHash": "sha256-aRB/OEMtWwv1fVMhIJdGzt1emRrn001AamOtsXglAU0=",
+        "narHash": "sha256-Nti4KlTGglrdaO/9WM3SOr12mbgI9EquYXLZ11vyGTI=",
         "owner": "sodiboo",
         "repo": "niri-flake",
-        "rev": "9afc24d82ebabdd2b0b7dba8a5f1ce1b42a81fc1",
+        "rev": "95351433dd401ddd764ad5745c8211ddc36a9a8a",
         "type": "github"
       },
       "original": {
@@ -1946,11 +1969,11 @@
     "niri-unstable": {
       "flake": false,
       "locked": {
-        "lastModified": 1734725239,
+        "lastModified": 1735303376,
-        "narHash": "sha256-ItBmHHSikVrkkh2wD6U0A8pxG1Tk0s90pH9RlK9OB/A=",
+        "narHash": "sha256-LhKE5o5R6LDhfdoJ0xh2qODcw6nLUv14n3dvsazIito=",
         "owner": "YaLTeR",
         "repo": "niri",
-        "rev": "b014c267ae199f7022bf691333e64ad6d05907f1",
+        "rev": "4e357e9659e5aafeec3cdeb18581698716d97a78",
         "type": "github"
       },
       "original": {
@@ -2003,6 +2026,21 @@
         "type": "github"
       }
     },
+    "nix-filter_2": {
+      "locked": {
+        "lastModified": 1731533336,
+        "narHash": "sha256-oRam5PS1vcrr5UPgALW0eo1m/5/pls27Z/pabHNy2Ms=",
+        "owner": "numtide",
+        "repo": "nix-filter",
+        "rev": "f7653272fd234696ae94229839a99b73c9ab7de0",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "nix-filter",
+        "type": "github"
+      }
+    },
     "nix-flatpak": {
       "locked": {
         "lastModified": 1733228754,
@@ -2337,16 +2375,16 @@
     },
     "nixpkgs-stable_4": {
       "locked": {
-        "lastModified": 1734529975,
+        "lastModified": 1735264675,
-        "narHash": "sha256-ze3IJksru9dN0keqUxY0WNf8xrwfs8Ty/z9v/keyBbg=",
+        "narHash": "sha256-MgdXpeX2GuJbtlBrH9EdsUeWl/yXEubyvxM1G+yO4Ak=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "72d11d40b9878a67c38f003c240c2d2e1811e72a",
+        "rev": "d49da4c08359e3c39c4e27c74ac7ac9b70085966",
         "type": "github"
       },
       "original": {
         "owner": "NixOS",
-        "ref": "nixos-24.05",
+        "ref": "nixos-24.11",
         "repo": "nixpkgs",
         "type": "github"
       }
@@ -2548,6 +2586,7 @@
         "jovian-nixos": "jovian-nixos",
         "lifx-cli": "lifx-cli",
         "niri": "niri",
+        "niri-flake": "niri-flake",
         "nix-flatpak": "nix-flatpak",
         "nix-index-database-stable": "nix-index-database-stable",
         "nix-index-database-unstable": "nix-index-database-unstable",
@@ -2581,6 +2620,27 @@
         "type": "github"
       }
     },
+    "rust-overlay": {
+      "inputs": {
+        "nixpkgs": [
+          "niri",
+          "nixpkgs"
+        ]
+      },
+      "locked": {
+        "lastModified": 1735352767,
+        "narHash": "sha256-3zXufMRWUdwmp8/BTmxVW/k4MyqsPjLnnt/IlQyZvhc=",
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "rev": "a16b9a7cac7f4d39a84234d62e91890370c57d76",
+        "type": "github"
+      },
+      "original": {
+        "owner": "oxalica",
+        "repo": "rust-overlay",
+        "type": "github"
+      }
+    },
     "steamtinkerlaunch": {
       "flake": false,
       "locked": {

flake.nix

@@ -96,6 +96,10 @@
       url = "github:Rawa/lifx-cli";
     };
     niri = {
+      inputs.nixpkgs.follows = "nixpkgs-unstable";
+      url = "github:YaLTeR/niri/floating";
+    };
+    niri-flake = {
       inputs.nixpkgs.follows = "nixpkgs-unstable";
       url = "github:sodiboo/niri-flake";
     };

options/custom/default.nix

@@ -39,6 +39,7 @@ in {
     wallpaper = mkOption {default = false;};
 
     browser = {
+      # TODO: Use lib.getExe' instead of /bin/ where possible
       # HACK: Find first matching package in final home-manager list
       command = mkOption {
         default = "${lib.findFirst (pkg:

options/custom/desktops/niri/binds.nix

@@ -113,6 +113,7 @@ in {
           (key "E" "Ctrl+Alt" (spawn [pkill "codium"]))
           (key "E" "Mod" (spawn codium))
           (key "Equal" "Mod" (spawn [swayosd-client "--output-volume" "raise"]))
+          (key "Escape" "Mod" toggle-window-floating)
           (key "Escape" "Mod+Alt" (spawn ["lifx" "state" "--color" "red"]))
           (key "F" "Mod" (spawn [nautilus "--new-window"]))
           (key "G" "Ctrl+Alt" (spawn [pkill "steam"]))
@@ -145,6 +146,7 @@ in {
           (key "Space" "Ctrl+Alt" (spawn ["lifx" "toggle"]))
           (key "T" "Ctrl+Alt" (spawn [pkill "kitty"]))
           (key "T" "Mod" (spawn kitty))
+          (key "Tab" "Mod" switch-focus-between-floating-and-tiling)
           (key "Up" "Mod" (spawn [swayosd-client "--brightness" "raise"]))
           (key "V" "Mod" (spawn virt-manager))
           (key "V" "Mod+Ctrl" (spawn vm))

options/custom/desktops/niri/default.nix

@@ -7,6 +7,9 @@
 }:
 with lib; let
   cfg = config.custom.desktops.niri;
+
+  # TODO: Use let bindings for hm config everywhere
+  hm = config.home-manager.users.${config.custom.username};
 in {
   options.custom.desktops.niri = {
     enable = mkOption {default = false;};
@@ -35,10 +38,11 @@ in {
     # https://github.com/sodiboo/niri-flake/blob/main/docs.md
     programs.niri = {
       enable = true;
-      package = pkgs.niri; # nixpkgs
+      #// package = pkgs.niri; # nixpkgs
+      package = inputs.niri.packages.${pkgs.system}.default;
     };
 
-    nixpkgs.overlays = [inputs.niri.overlays.niri];
+    nixpkgs.overlays = [inputs.niri-flake.overlays.niri];
 
     #!! Disabled bundled KDE polkit agent
     # https://github.com/sodiboo/niri-flake?tab=readme-ov-file#additional-notes
@@ -48,7 +52,24 @@ in {
     custom.services.xwayland-satellite.enable = cfg.xwayland;
 
     home-manager.users.${config.custom.username} = {
-      programs.niri.package = config.programs.niri.package;
+      programs.niri = {
+        package = config.programs.niri.package;
+
+        # https://github.com/YaLTeR/niri/wiki/Configuration:-Overview
+        # HACK: Prepend validated kdl config not currently implemented in settings module for e.g. custom build
+        # https://github.com/sodiboo/niri-flake/blob/main/settings.nix
+        config = with inputs.niri-flake.lib;
+          (internal.settings-module {config = hm;}).options.programs.niri.config.default
+          # https://github.com/sodiboo/niri-flake/blob/main/default-config.kdl.nix
+          ++ (with kdl; [
+            # TODO: Migrate to niri.settings when released
+            # https://github.com/YaLTeR/niri/pull/871
+            (plain "window-rule" [
+              (leaf "match" {title = "^Picture.in.[Pp]icture$";})
+              (leaf "open-floating" true)
+            ])
+          ]);
+      };
     };
   };
 }

options/custom/desktops/niri/misc.nix

@@ -46,11 +46,13 @@ in {
           config.home-manager.users.${config.custom.username}.home.sessionVariables;
 
         # https://github.com/YaLTeR/niri/wiki/Configuration:-Miscellaneous#cursor
-        cursor = with config.home-manager.users.${config.custom.username}.home.pointerCursor; {
+        cursor = with config.home-manager.users.${config.custom.username}.gtk.cursorTheme; {
+          # Inherit home-manager GTK settings
           inherit size;
+          theme = name;
+
           hide-after-inactive-ms = 1000 * 15; # Milliseconds
           hide-when-typing = true;
-          theme = name;
         };
 
         # https://github.com/YaLTeR/niri/wiki/Configuration:-Miscellaneous#hotkey-overlay

options/custom/programs/fuzzel.nix

@@ -15,7 +15,7 @@ in {
 
       settings = {
         main = {
-          font = "${config.gtk.font.name}:size=12";
+          font = "${config.custom.sans-serif}:size=12";
           icon-theme = config.gtk.iconTheme.name;
           horizontal-pad = 20;
           inner-pad = 12;

options/custom/settings/gtk/default.nix

@@ -10,13 +10,6 @@ in {
   options.custom.settings.gtk.enable = mkOption {default = false;};
 
   config.home-manager.users.${config.custom.username} = mkIf cfg.enable {
-    home.pointerCursor = {
-      gtk.enable = true; # Propagate attributes to gtk.cursorTheme
-      size = 24;
-      name = "GoogleDot-Black";
-      package = pkgs.google-cursor;
-    };
-
     gtk = let
       css = readFile ./style.css;
     in {
@@ -38,6 +31,13 @@ in {
         package = pkgs.papirus-icon-theme;
       };
 
+      # BUG: home.pointerCursor breaks XCURSOR_PATH for some child windows, so avoid that workaround
+      cursorTheme = {
+        size = 24;
+        name = "GoogleDot-Black";
+        package = pkgs.google-cursor;
+      };
+
       theme = {
         name = "adw-gtk3-dark";