Frank
02883d3ed2
Copy of the legacy ~/.pi/agent/docs tree rebuilt as the command-center knowledge base: concept files promoted to path identity, index listings stripped of frontmatter, all wikilinks/relative links resolved, every checkable claim verified against the live fleet (Dankserver = Ryzen 7 7700X + RTX 3090; Strix Halo is Dankclaw), unverifiable claims tagged. kb-lint exits 0.
96 lines
3.2 KiB
Markdown
96 lines
3.2 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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└── cfg/
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├── animation.kdl # Spring and curve animations
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├── autostart.kdl # Startup applications
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├── display.kdl # Output configuration
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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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└── misc.kdl # Environment, cursor, debug
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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** | 33%, 50%, 67% |
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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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| **Natural scroll** | 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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## 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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| `render-node` | `/dev/dri/renderD129` | Intel Arc iGPU |
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## Animations
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| Animation | Type | Parameters |
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|-----------|------|------------|
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| Workspace switch | Spring | damping=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=1.0, stiffness=800 |
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| Window resize | Spring | damping=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 | Complete reference of all available 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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---
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## See Also
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- [[noctalia-shell|noctalia-shell]] — Desktop shell integration
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- [[displays|displays]] — Three-monitor setup
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- [[cachyos|cachyos]] — Operating system
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