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enables scrolling desktop

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This commit is contained in:
Dennis Schoepf 2026-03-04 20:24:01 +01:00
parent ad2a17a3cb
commit 566cf638f6
6 changed files with 922 additions and 1 deletions
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2
modules/hosts/dnsc-machine/default.nix
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@ -18,7 +18,7 @@ in
drawing-tablet
bluetooth
printing
desktop
scrolling-desktop
terminal
gaming
browser

128
modules/scrolling-desktop/default.nix Normal file
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{ inputs, ... }:
{
flake.modules.nixos.scrolling-desktop =
{ pkgs, ... }:
{
programs.niri.enable = true;
security.polkit.enable = true;
services.gnome.gnome-keyring.enable = true;
xdg.portal = {
enable = true;
extraPortals = [
pkgs.xdg-desktop-portal-gtk
pkgs.xdg-desktop-portal-gnome
];
};
services.gvfs.enable = true;
services.displayManager = {
enable = true;
ly = {
enable = true;
settings = {
asterisk = "0x2022";
bigclock = "en";
default_input = "password";
doom_fire_height = 1;
doom_top_color = "0x00c57faf";
doom_middle_color = "0x00d369af";
doom_bottom_color = "0x00572454";
session_log = ".local/share/ly-session.log";
vi_mode = true;
vi_default_mode = "insert";
bg = "0x000f0b15";
border_fg = "0x00807c9f";
box-title = "dnsc-machine";
};
};
};
environment.systemPackages = with pkgs; [
bibata-cursors
gimp
darktable
];
home-manager.sharedModules = [
inputs.self.modules.homeManager.scrolling-desktop
];
};
flake.modules.homeManager.scrolling-desktop =
{ pkgs, config, ... }:
{
services.polkit-gnome.enable = true;
xdg.desktopEntries = {
screenshot = {
type = "Application";
name = "Screenshot";
exec = "niri msg action screenshot";
icon = "screenie";
};
screenshot-screen = {
type = "Application";
name = "Screenshot Screen";
exec = "niri msg action screenshot-screen";
icon = "screenie";
};
color-pickers = {
type = "Application";
name = "Color Picker";
exec = "hyprpicker -a -f=hex -n -l -q";
icon = "colorpicker";
};
notes = {
type = "Application";
name = "Notes";
exec = "ghostty --working-directory=${config.home.homeDirectory}/notes -e nvim -c \":lua Snacks.picker('files')\"";
icon = "gnotes";
};
lock = {
type = "Application";
name = "Lock";
exec = "hyprlock";
icon = "lock-screen";
};
logout = {
type = "Application";
name = "Logout";
exec = "niri msg action quit";
icon = "administration";
};
shutdown = {
type = "Application";
name = "Shutdown";
exec = "shutdown now";
icon = "com.github.bcedu.shutdownscheduler";
};
};
imports = [
inputs.dms.homeModules.dank-material-shell
];
programs.dank-material-shell = {
enable = true;
systemd = {
enable = true;
restartIfChanged = true;
};
enableSystemMonitoring = true;
enableVPN = true;
enableClipboardPaste = true;
settings = {
theme = "dark";
};
session = {
isLightMode = false;
};
};
xdg.configFile."niri" = {
source = config.lib.file.mkOutOfStoreSymlink "${config.home.homeDirectory}/dev/nix-config/modules/wm/niri/config";
};
};
}

499
modules/scrolling-desktop/niri/config.kdl Normal file
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// This config is in the KDL format: https://kdl.dev
// "/-" comments out the following node.
// Check the wiki for a full description of the configuration:
// https://yalter.github.io/niri/Configuration:-Introduction
environment {
QT_QPA_PLATFORMTHEME "qt6ct"
}
// Input device configuration.
// Find the full list of options on the wiki:
// https://yalter.github.io/niri/Configuration:-Input
input {
keyboard {
xkb {
layout "eu"
}
numlock
}
// Next sections include libinput settings.
// Omitting settings disables them, or leaves them at their default values.
// All commented-out settings here are examples, not defaults.
touchpad {
// off
tap
// dwt
// dwtp
// drag false
// drag-lock
natural-scroll
// accel-speed 0.2
// accel-profile "flat"
// scroll-method "two-finger"
// disabled-on-external-mouse
}
mouse {
// off
// natural-scroll
accel-speed -0.3
// accel-profile "flat"
// scroll-method "no-scroll"
}
tablet {
map-to-output "DP-3"
// calibration-matrix 1.0 1.0 1.0 1.0 1.0 1.0
}
// Uncomment this to make the mouse warp to the center of newly focused windows.
// warp-mouse-to-focus
// Focus windows and outputs automatically when moving the mouse into them.
// Setting max-scroll-amount="0%" makes it work only on windows already fully on screen.
// focus-follows-mouse max-scroll-amount="0%"
}
output "DP-3" {
// off
mode "3440x1440@99.982"
scale 1
transform "normal"
}
cursor {
xcursor-theme "Bibata-Modern-Ice"
xcursor-size 24
hide-when-typing
hide-after-inactive-ms 5000
}
layout {
gaps 8
// When to center a column when changing focus, options are:
// - "never", default behavior, focusing an off-screen column will keep at the left
// or right edge of the screen.
// - "always", the focused column will always be centered.
// - "on-overflow", focusing a column will center it if it doesn't fit
// together with the previously focused column.
center-focused-column "on-overflow"
// You can customize the widths that "switch-preset-column-width" (Mod+R) toggles between.
preset-column-widths {
proportion 0.33333
proportion 0.5
proportion 0.66667
}
default-column-width { proportion 0.5; }
// By default focus ring and border are rendered as a solid background rectangle
// behind windows. That is, they will show up through semitransparent windows.
// This is because windows using client-side decorations can have an arbitrary shape.
//
// If you don't like that, you should uncomment `prefer-no-csd` below.
// Niri will draw focus ring and border *around* windows that agree to omit their
// client-side decorations.
//
// Alternatively, you can override it with a window rule called
// `draw-border-with-background`.
// You can change how the focus ring looks.
focus-ring {
// off
width 3
active-color "#c57faf"
inactive-color "#d369af"
}
// You can also add a border. It's similar to the focus ring, but always visible.
border {
// The settings are the same as for the focus ring.
// If you enable the border, you probably want to disable the focus ring.
off
width 4
active-color "#ffc87f"
inactive-color "#505050"
// Color of the border around windows that request your attention.
urgent-color "#9b0000"
// Gradients can use a few different interpolation color spaces.
// For example, this is a pastel rainbow gradient via in="oklch longer hue".
//
// active-gradient from="#e5989b" to="#ffb4a2" angle=45 relative-to="workspace-view" in="oklch longer hue"
// inactive-gradient from="#505050" to="#808080" angle=45 relative-to="workspace-view"
}
// You can enable drop shadows for windows.
shadow {
// Uncomment the next line to enable shadows.
// on
// By default, the shadow draws only around its window, and not behind it.
// Uncomment this setting to make the shadow draw behind its window.
//
// Note that niri has no way of knowing about the CSD window corner
// radius. It has to assume that windows have square corners, leading to
// shadow artifacts inside the CSD rounded corners. This setting fixes
// those artifacts.
//
// However, instead you may want to set prefer-no-csd and/or
// geometry-corner-radius. Then, niri will know the corner radius and
// draw the shadow correctly, without having to draw it behind the
// window. These will also remove client-side shadows if the window
// draws any.
//
// draw-behind-window true
// You can change how shadows look. The values below are in logical
// pixels and match the CSS box-shadow properties.
// Softness controls the shadow blur radius.
softness 30
// Spread expands the shadow.
spread 5
// Offset moves the shadow relative to the window.
offset x=0 y=5
// You can also change the shadow color and opacity.
color "#0007"
}
// Struts shrink the area occupied by windows, similarly to layer-shell panels.
// You can think of them as a kind of outer gaps. They are set in logical pixels.
// Left and right struts will cause the next window to the side to always be visible.
// Top and bottom struts will simply add outer gaps in addition to the area occupied by
// layer-shell panels and regular gaps.
struts {
// left 64
// right 64
// top 64
// bottom 64
}
}
// STARTUP
spawn-at-startup "waybar"
spawn-at-startup "swaync"
spawn-at-startup "swww-daemon"
spawn-sh-at-startup "~/.config/awww/bin/random-bg.sh ~/Pictures/Wallpapers/safe/dark"
hotkey-overlay {
// Uncomment this line to disable the "Important Hotkeys" pop-up at startup.
skip-at-startup
}
// Uncomment this line to ask the clients to omit their client-side decorations if possible.
// If the client will specifically ask for CSD, the request will be honored.
// Additionally, clients will be informed that they are tiled, removing some client-side rounded corners.
// This option will also fix border/focus ring drawing behind some semitransparent windows.
// After enabling or disabling this, you need to restart the apps for this to take effect.
prefer-no-csd
// You can change the path where screenshots are saved.
// A ~ at the front will be expanded to the home directory.
// The path is formatted with strftime(3) to give you the screenshot date and time.
screenshot-path "~/Pictures/Screenshots/taken_at_%Y-%m-%d %H-%M-%S.png"
// Animation settings.
// The wiki explains how to configure individual animations:
// https://yalter.github.io/niri/Configuration:-Animations
animations {
// Uncomment to turn off all animations.
off
// Slow down all animations by this factor. Values below 1 speed them up instead.
// slowdown 3.0
}
overview {
backdrop-color "#0f0b15"
}
// Window rules let you adjust behavior for individual windows.
// Find more information on the wiki:
// https://yalter.github.io/niri/Configuration:-Window-Rules
window-rule {
match app-id=r#"^steam$"#
}
// window-rule {
// match at-startup=true app-id=r#"^Spotify$"#
// open-on-workspace "media"
// }
// window-rule {
// match at-startup=true app-id=r#"^Signal$"#
// open-on-workspace "chat"
// }
// Open the Firefox picture-in-picture player as floating by default.
window-rule {
// This app-id regular expression will work for both:
// - host Firefox (app-id is "firefox")
// - Flatpak Firefox (app-id is "org.mozilla.firefox")
match app-id=r#"zen-beta$"# title="^Picture-in-Picture$"
open-floating true
}
window-rule {
match app-id=r#"gimp$"# title="^GIMP$"
open-maximized true
}
// Example: block out two password managers from screen capture.
// (This example rule is commented out with a "/-" in front.)
/-window-rule {
match app-id=r#"^org\.keepassxc\.KeePassXC$"#
match app-id=r#"^org\.gnome\.World\.Secrets$"#
block-out-from "screen-capture"
// Use this instead if you want them visible on third-party screenshot tools.
// block-out-from "screencast"
}
// Example: enable rounded corners for all windows.
// (This example rule is commented out with a "/-" in front.)
window-rule {
geometry-corner-radius 12
clip-to-geometry true
}
debug {
// Allows notification actions and window activation from Noctalia.
honor-xdg-activation-with-invalid-serial
}
binds {
// Keys consist of modifiers separated by + signs, followed by an XKB key name
// in the end. To find an XKB name for a particular key, you may use a program
// like wev.
//
// "Mod" is a special modifier equal to Super when running on a TTY, and to Alt
// when running as a winit window.
//
// Most actions that you can bind here can also be invoked programmatically with
// `niri msg action do-something`.
// Mod-Shift-/, which is usually the same as Mod-?,
// shows a list of important hotkeys.
Mod+Shift+Slash { show-hotkey-overlay; }
// Suggested binds for running programs: terminal, app launcher, screen locker.
Mod+Return hotkey-overlay-title="Open a terminal" { spawn "ghostty"; }
Mod+Space hotkey-overlay-title="Launcher" { spawn-sh "noctalia-shell ipc call launcher toggle"; }
Mod+B hotkey-overlay-title="Browser" { spawn "zen-beta"; }
Mod+M hotkey-overlay-title="System Monitor" { spawn-sh "noctalia-shell ipc call systemMonitor toggle"; }
Mod+N hotkey-overlay-title="File Manager" { spawn "nautilus"; }
Mod+Shift+V hotkey-overlay-title="Clipboard" { spawn-sh "noctalia-shell ipc call launcher clipboard"; }
Mod+Shift+M hotkey-overlay-title="Emoji" { spawn-sh "noctalia-shell ipc call launcher emoji"; }
Mod+Alt+L hotkey-overlay-title="Open session menu" { spawn-sh "noctalia-shell ipc call sessionMenu toggle"; }
Mod+Comma hotkey-overlay-title="Open system settings" { spawn-sh "noctalia-shell ipc call settings toggle"; }
// Use spawn-sh to run a shell command. Do this if you need pipes, multiple commands, etc.
// Note: the entire command goes as a single argument. It's passed verbatim to `sh -c`.
// For example, this is a standard bind to toggle the screen reader (orca).
// Super+Alt+S allow-when-locked=true hotkey-overlay-title=null { spawn-sh "pkill orca || exec orca"; }
// Example volume keys mappings for PipeWire & WirePlumber.
// The allow-when-locked=true property makes them work even when the session is locked.
// Using spawn-sh allows to pass multiple arguments together with the command.
XF86AudioRaiseVolume allow-when-locked=true { spawn-sh "wpctl set-volume @DEFAULT_AUDIO_SINK@ 0.1+"; }
XF86AudioLowerVolume allow-when-locked=true { spawn-sh "wpctl set-volume @DEFAULT_AUDIO_SINK@ 0.1-"; }
XF86AudioMute allow-when-locked=true { spawn-sh "wpctl set-mute @DEFAULT_AUDIO_SINK@ toggle"; }
XF86AudioMicMute allow-when-locked=true { spawn-sh "wpctl set-mute @DEFAULT_AUDIO_SOURCE@ toggle"; }
// Example brightness key mappings for brightnessctl.
// You can use regular spawn with multiple arguments too (to avoid going through "sh"),
// but you need to manually put each argument in separate "" quotes.
XF86MonBrightnessUp allow-when-locked=true { spawn "brightnessctl" "--class=backlight" "set" "+10%"; }
XF86MonBrightnessDown allow-when-locked=true { spawn "brightnessctl" "--class=backlight" "set" "10%-"; }
// Open/close the Overview: a zoomed-out view of workspaces and windows.
// You can also move the mouse into the top-left hot corner,
// or do a four-finger swipe up on a touchpad.
Mod+O repeat=false { toggle-overview; }
Mod+Q repeat=false { close-window; }
Mod+Left { focus-column-left; }
Mod+Down { focus-window-down; }
Mod+Up { focus-window-up; }
Mod+Right { focus-column-right; }
Mod+H { focus-column-left; }
Mod+J { focus-window-or-workspace-down; }
Mod+K { focus-window-or-workspace-up; }
Mod+L { focus-column-right; }
Mod+Shift+H { move-column-left; }
Mod+Shift+J { move-column-to-workspace-down; }
Mod+Shift+K { move-column-to-workspace-up; }
Mod+Shift+L { move-column-right; }
Mod+A { focus-column-first; }
Mod+E { focus-column-last; }
Mod+Ctrl+A { move-column-to-first; }
Mod+Ctrl+E { move-column-to-last; }
Mod+D { focus-workspace-down; }
Mod+U { focus-workspace-up; }
Mod+Ctrl+D { move-column-to-workspace-down; }
Mod+Ctrl+U { move-column-to-workspace-up; }
Mod+Shift+Page_Down { move-workspace-down; }
Mod+Shift+Page_Up { move-workspace-up; }
Mod+Shift+U { move-workspace-down; }
Mod+Shift+I { move-workspace-up; }
// You can bind mouse wheel scroll ticks using the following syntax.
// These binds will change direction based on the natural-scroll setting.
//
// To avoid scrolling through workspaces really fast, you can use
// the cooldown-ms property. The bind will be rate-limited to this value.
// You can set a cooldown on any bind, but it's most useful for the wheel.
Mod+WheelScrollDown cooldown-ms=150 { focus-workspace-down; }
Mod+WheelScrollUp cooldown-ms=150 { focus-workspace-up; }
Mod+Ctrl+WheelScrollDown cooldown-ms=150 { move-column-to-workspace-down; }
Mod+Ctrl+WheelScrollUp cooldown-ms=150 { move-column-to-workspace-up; }
Mod+WheelScrollRight { focus-column-right; }
Mod+WheelScrollLeft { focus-column-left; }
Mod+Ctrl+WheelScrollRight { move-column-right; }
Mod+Ctrl+WheelScrollLeft { move-column-left; }
// Usually scrolling up and down with Shift in applications results in
// horizontal scrolling; these binds replicate that.
Mod+Shift+WheelScrollDown { focus-column-right; }
Mod+Shift+WheelScrollUp { focus-column-left; }
Mod+Ctrl+Shift+WheelScrollDown { move-column-right; }
Mod+Ctrl+Shift+WheelScrollUp { move-column-left; }
// Similarly, you can bind touchpad scroll "ticks".
// Touchpad scrolling is continuous, so for these binds it is split into
// discrete intervals.
// These binds are also affected by touchpad's natural-scroll, so these
// example binds are "inverted", since we have natural-scroll enabled for
// touchpads by default.
// Mod+TouchpadScrollDown { spawn-sh "wpctl set-volume @DEFAULT_AUDIO_SINK@ 0.02+"; }
// Mod+TouchpadScrollUp { spawn-sh "wpctl set-volume @DEFAULT_AUDIO_SINK@ 0.02-"; }
// You can refer to workspaces by index. However, keep in mind that
// niri is a dynamic workspace system, so these commands are kind of
// "best effort". Trying to refer to a workspace index bigger than
// the current workspace count will instead refer to the bottommost
// (empty) workspace.
//
// For example, with 2 workspaces + 1 empty, indices 3, 4, 5 and so on
// will all refer to the 3rd workspace.
Alt+1 { focus-workspace 1; }
Alt+2 { focus-workspace 2; }
Alt+3 { focus-workspace 3; }
Alt+4 { focus-workspace 4; }
Alt+5 { focus-workspace 5; }
Alt+6 { focus-workspace 6; }
Alt+7 { focus-workspace 7; }
Alt+8 { focus-workspace 8; }
Alt+9 { focus-workspace 9; }
Alt+Ctrl+1 { move-column-to-workspace 1; }
Alt+Ctrl+2 { move-column-to-workspace 2; }
Alt+Ctrl+3 { move-column-to-workspace 3; }
Alt+Ctrl+4 { move-column-to-workspace 4; }
Alt+Ctrl+5 { move-column-to-workspace 5; }
Alt+Ctrl+6 { move-column-to-workspace 6; }
Alt+Ctrl+7 { move-column-to-workspace 7; }
Alt+Ctrl+8 { move-column-to-workspace 8; }
Alt+Ctrl+9 { move-column-to-workspace 9; }
// Alternatively, there are commands to move just a single window:
// Mod+Ctrl+1 { move-window-to-workspace 1; }
// Switches focus between the current and the previous workspace.
// Mod+Tab { focus-workspace-previous; }
// The following binds move the focused window in and out of a column.
// If the window is alone, they will consume it into the nearby column to the side.
// If the window is already in a column, they will expel it out.
Mod+Period { consume-or-expel-window-right; }
// Consume one window from the right to the bottom of the focused column.
// Mod+Comma { consume-window-into-column; }
// Expel the bottom window from the focused column to the right.
// Mod+Period { expel-window-from-column; }
Mod+R { switch-preset-column-width; }
// Cycling through the presets in reverse order is also possible.
// Mod+R { switch-preset-column-width-back; }
Mod+Shift+R { switch-preset-window-height; }
Mod+Ctrl+R { reset-window-height; }
Mod+F { maximize-column; }
Mod+Shift+F { fullscreen-window; }
// Expand the focused column to space not taken up by other fully visible columns.
// Makes the column "fill the rest of the space".
Mod+Ctrl+F { expand-column-to-available-width; }
Mod+C { center-column; }
// Center all fully visible columns on screen.
Mod+Ctrl+C { center-visible-columns; }
// Finer width adjustments.
// This command can also:
// * set width in pixels: "1000"
// * adjust width in pixels: "-5" or "+5"
// * set width as a percentage of screen width: "25%"
// * adjust width as a percentage of screen width: "-10%" or "+10%"
// Pixel sizes use logical, or scaled, pixels. I.e. on an output with scale 2.0,
// set-column-width "100" will make the column occupy 200 physical screen pixels.
Mod+Minus { set-column-width "-10%"; }
Mod+Equal { set-column-width "+10%"; }
// Finer height adjustments when in column with other windows.
Mod+Shift+Minus { set-window-height "-10%"; }
Mod+Shift+Equal { set-window-height "+10%"; }
// Move the focused window between the floating and the tiling layout.
Mod+Shift+S { toggle-window-floating; }
// Mod+Shift+V { switch-focus-between-floating-and-tiling; }
// Toggle tabbed column display mode.
// Windows in this column will appear as vertical tabs,
// rather than stacked on top of each other.
// Mod+W { toggle-column-tabbed-display; }
// Actions to switch layouts.
// Note: if you uncomment these, make sure you do NOT have
// a matching layout switch hotkey configured in xkb options above.
// Having both at once on the same hotkey will break the switching,
// since it will switch twice upon pressing the hotkey (once by xkb, once by niri).
// Mod+Space { switch-layout "next"; }
// Mod+Shift+Space { switch-layout "prev"; }
Print { screenshot; }
// Applications such as remote-desktop clients and software KVM switches may
// request that niri stops processing the keyboard shortcuts defined here
// so they may, for example, forward the key presses as-is to a remote machine.
// It's a good idea to bind an escape hatch to toggle the inhibitor,
// so a buggy application can't hold your session hostage.
//
// The allow-inhibiting=false property can be applied to other binds as well,
// The quit action will show a confirmation dialog to avoid accidental exits.
Mod+Shift+E { quit; }
Ctrl+Alt+Delete { quit; }
}
xwayland-satellite {
// off
path "xwayland-satellite"
}