Frank
b441cfda56
- niri: index/config-tree rework, displays.md desk-profile rewrite, tips/action-reference/default-bindings refresh (26.04), generated keybindings.md (119 bindings) - noctalia-shell.md: settings.toml lives in ~/.local/state, taskbar widget, v5 keybind table (Mod+D/Mod+V/Alt+Tab) - handy.md: NEW; live nested store shape, fleet endpoint, known thinking-model empty-content breaker + verified cure - log.md: DE redesign entry + pam_faillock sudo-lockout incident
102 lines
4.0 KiB
Markdown
102 lines
4.0 KiB
Markdown
# Niri Wayland Compositor
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Niri is a scrollable-tiling Wayland compositor. Windows are arranged in columns that scroll horizontally. It uses KDL-format configuration with an include-based modular structure.
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**Version:** 26.04 (8ed0da4)
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**Config:** `~/.config/niri/config.kdl`
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---
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## Configuration Structure
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```
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~/.config/niri/
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├── config.kdl # Main entry, includes all modules
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├── noctalia.kdl # Generated by noctalia (theme colors)
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└── cfg/
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├── animation.kdl # Spring and curve animations
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├── autostart.kdl # Startup applications (noctalia, handy --start-hidden)
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├── display.kdl # SYMLINK to the active desk-*.kdl profile (see displays)
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├── desk-1-home.kdl # Desk profile: home rig (EDID-keyed)
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├── desk-2-portable.kdl # Desk profile: portable monitor (skeleton)
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├── input.kdl # Keyboard, touchpad, mouse
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├── keybinds.kdl # All key bindings
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├── layout.kdl # Gaps, column widths, struts
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├── rules.kdl # Window and layer rules
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├── switch-events.kdl # Lid-close -> noctalia lock-and-suspend (blankpad)
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└── misc.kdl # Environment, cursor, blur
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```
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## Layout
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Column-based scrollable tiling. Columns are cycled with Mod+Left/Right (or Mod+H/L). Windows within columns stack vertically.
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| Setting | Value |
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|---------|-------|
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| **Gaps** | 16px |
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| **Center focused column** | Never |
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| **Background** | Transparent (for Noctalia wallpaper) |
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| **Column presets** | 12.5%, 25%, 33%, 50%, 67%, 75%, 87.5% (Mod+R / Mod+Shift+R) |
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## Input
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| Setting | Value |
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|---------|-------|
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| **Focus follows mouse** | Enabled |
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| **Workspace back-and-forth** | Enabled |
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| **Numlock** | Enabled on startup |
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| **Touchpad tap** | Enabled |
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## Window Rules
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| Rule | Match | Effect |
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|------|-------|--------|
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| All windows | — | 20px corner radius, clipped |
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| Steam (non-window) | `app-id="steam"`, exclude title `Steam` | Open floating |
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| Steam notifications | `app-id="steam"`, title `notificationtoasts_*` | Floating, bottom-right |
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| Noctalia wallpaper | namespace `noctalia-wallpaper*` | Place in backdrop |
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| Noctalia settings | `app-id="dev.noctalia.Noctalia"` | Floating 1080x920 |
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| Noctalia layers | namespace `^noctalia-(bar|notification|dock|panel|attached-panel|osd)` | blur xray=false |
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## Environment Variables
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| Variable | Value | Purpose |
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|----------|-------|---------|
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| `ELECTRON_OZONE_PLATFORM_HINT` | `auto` | Electron Wayland support |
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| `QT_QPA_PLATFORM` | `wayland` | Qt Wayland |
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| `QT_QPA_PLATFORMTHEME` | `gtk3` | Qt GTK theme |
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| `QT_WAYLAND_DISABLE_WINDOWDECORATION` | `1` | Remove Qt CSD |
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| `XDG_CURRENT_DESKTOP` | `niri` | Desktop identification |
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| `XDG_SESSION_TYPE` | `wayland` | Session type |
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## Animations
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| Animation | Type | Parameters |
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|-----------|------|------------|
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| Workspace switch | Spring | damping-ratio=1.0 stiffness=1000 |
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| Window open | Duration | 200ms, ease-out-quad |
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| Window close | Duration | 200ms, ease-out-cubic |
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| Window movement | Spring | damping-ratio=1.0 stiffness=800 |
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| Window resize | Spring | damping-ratio=1.0 stiffness=1000 |
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---
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## Concept Files
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| File | Type | Description |
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|------|------|-------------|
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| [[action-reference|action-reference.md]] | reference | Curated reference of niri actions |
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| [[default-bindings|default-bindings.md]] | reference | Default key bindings organized by category |
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| [[key-bindings-syntax|key-bindings-syntax.md]] | reference | KDL configuration syntax for key bindings |
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| [[tips|tips.md]] | howto | Practical tips for working with niri |
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| [[displays|displays.md]] | reference | Desk-profile system: EDID-keyed outputs, hotplug auto-switch, portrait transforms, GPU notes |
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| [[keybindings|keybindings.md]] | reference | GENERATED keybinding cheat sheet (scripts/gen-keybinds.sh) |
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---
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## See Also
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- [[noctalia-shell|noctalia-shell]] — Desktop shell integration
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- [[displays|displays]] — Multi-monitor desk rig configuration
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- [[cachyos|cachyos]] — Operating system
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