{ config, lib, pkgs, ... }: let cfg = config.sydnix.users.crumb.niri; in { options.sydnix.users.crumb.niri = { enable = lib.mkEnableOption "Niri, à la crumb"; wallpaper = lib.mkOption { type = lib.types.nullOr lib.types.path; default = config.stylix.image; }; # xwayland-satellite implements rootless Xwayland in a separate application, # without the host compositor's involvement. It makes X11 windows appear as # normal windows, just like a native Xwayland integration. While it is still # somewhat experimental, it handles a lot of applications correctly, like # Steam, games and Discord. xwayland-satellite.enable = lib.mkEnableOption "xwayland-satellite starting with Niri" // { default = true; }; }; config = lib.mkIf cfg.enable { stylix.targets.swaylock.enable = true; programs.niri = { # Activates some Nixpkgs patches to help run Electron applications under # Wayland. settings = { environment."NIXOS_OZONE_WL" = "1"; environment."DISPLAY" = ":0"; spawn-at-startup = [{ command = [ "${pkgs.swaynotificationcenter}/bin/swaync" ]; }] ++ lib.optional cfg.xwayland-satellite.enable { command = [ "${pkgs.xwayland-satellite}/bin/xwayland-satellite" ]; } ++ lib.optional (! builtins.isNull cfg.wallpaper) { command = [ "${pkgs.wbg}/bin/wbg" "${cfg.wallpaper}" ]; }; input = { keyboard.xkb = { layout = "us"; options = "ctrl:swapcaps,compose:menu"; }; mouse = { accel-speed = -0.5; accel-profile = "flat"; }; focus-follows-mouse.enable = true; }; outputs."DP-1" = { mode.width = 2560; mode.height = 1440; mode.refresh = 144.0; scale = 1; }; layout = { gaps = 8; # center-focused-column = "always"; center-focused-column = "on-overflow"; preset-column-widths = [ { proportion = 1.0 / 3.0; } { proportion = 1.0 / 2.0; } { proportion = 2.0 / 3.0; } ]; default-column-width.proportion = 0.5; # default-column-width.proportion = {}; focus-ring = { enable = false; width = 2; }; border = { enable = true; width = 2; # Override Niri's Stylix integration. Default uses Crystal Blue; we # override it with Old White. active.color = config.lib.stylix.colors.withHashtag.base06; }; shadow = { enable = true; softness = 30; spread = 5; offset.x = 5; offset.y = 5; }; }; prefer-no-csd = true; screenshot-path = "~/Pictures/Screenshots/%Y-%m-%d %H-%M-%S.png"; cursor = { theme = "default"; size = 24; }; window-rules = [ { # This regular expression is intentionally made as specific as # possible, since this is the default config, and we want no false # positives. You can get away with just app-id="wezterm" if you # want. matches = [ { app-id = "^org\\.wezfurlong\\.wezterm$"; } ]; default-column-width = {}; } { # Open the Firefox picture-in-picture player as floating by default. matches = [ { app-id = "firefox$"; title = "^Picture-in-Picture$"; } ]; open-floating = true; } { # Enable rounded corners for all windows. geometry-corner-radius = let r = 8.0; in { bottom-left = r; top-left = r; bottom-right = r; top-right = r; }; clip-to-geometry = true; } ]; binds = with config.lib.niri.actions; { "Mod+Q".action.close-window = []; "Mod+Shift+Q".action.quit = []; "Mod+Ctrl+L".action.spawn = ["${pkgs.swaylock}/bin/swaylock"]; "Mod+D".action.spawn = ["${pkgs.fuzzel}/bin/fuzzel"]; "Mod+Shift+Slash".action.show-hotkey-overlay = []; # Powers off the monitors. To turn them back on, do any input like # moving the mouse or pressing any other key. "Mod+Shift+P".action.power-off-monitors = []; "Mod+BracketLeft".action.consume-or-expel-window-left = []; "Mod+BracketRight".action.consume-or-expel-window-right = []; "Mod+Comma".action.consume-window-into-column = []; "Mod+Period".action.expel-window-from-column = []; "Mod+Minus".action.set-column-width = ["-10%"]; "Mod+Equal".action.set-column-width = ["+10%"]; "Mod+Shift+Minus".action.set-window-height = ["-10%"]; "Mod+Shift+Equal".action.set-window-height = ["+10%"]; "Mod+C".action.center-column = []; "Mod+M".action.maximize-column = []; "Mod+Shift+M".action.fullscreen-window = []; # Currently unreleased }:(. # "Mod+Ctrl+M".action.toggle-windowed-fullscreen = []; "Mod+Shift+S".action.screenshot = []; "Print".action.screenshot-screen = []; "Mod+Print".action.screenshot-window = []; "Mod+X".action.spawn = [ "emacsclient-or-emacs" "-ce" "(eshell t)" ]; "Mod+Shift+F".action.toggle-window-floating = []; "Mod+F".action.switch-focus-between-floating-and-tiling = []; "Mod+Shift+T".action.toggle-column-tabbed-display = []; "Alt+Tab".action.focus-window-previous = []; "Mod+H".action.focus-column-left = []; "Mod+J".action.focus-window-down = []; "Mod+K".action.focus-window-up = []; "Mod+L".action.focus-column-right = []; "Mod+Shift+H".action.move-column-left = []; "Mod+Shift+J".action.move-window-down = []; "Mod+Shift+K".action.move-window-up = []; "Mod+Shift+L".action.move-column-right = []; "Mod+1".action.focus-workspace = [1]; "Mod+2".action.focus-workspace = [2]; "Mod+3".action.focus-workspace = [3]; "Mod+4".action.focus-workspace = [4]; "Mod+5".action.focus-workspace = [5]; "Mod+6".action.focus-workspace = [6]; "Mod+7".action.focus-workspace = [7]; "Mod+8".action.focus-workspace = [8]; "Mod+9".action.focus-workspace = [9]; "Mod+Shift+1".action.move-column-to-workspace = [1]; "Mod+Shift+2".action.move-column-to-workspace = [2]; "Mod+Shift+3".action.move-column-to-workspace = [3]; "Mod+Shift+4".action.move-column-to-workspace = [4]; "Mod+Shift+5".action.move-column-to-workspace = [5]; "Mod+Shift+6".action.move-column-to-workspace = [6]; "Mod+Shift+7".action.move-column-to-workspace = [7]; "Mod+Shift+8".action.move-column-to-workspace = [8]; "Mod+Shift+9".action.move-column-to-workspace = [9]; "Mod+Shift+R".action.switch-preset-window-height = []; "Mod+Ctrl+R".action.reset-window-height = []; "XF86AudioRaiseVolume".action = spawn "wpctl" "set-volume" "@DEFAULT_AUDIO_SINK@" "0.1+"; "XF86AudioLowerVolume".action = spawn "wpctl" "set-volume" "@DEFAULT_AUDIO_SINK@" "0.1-"; }; }; }; }; }