renamed river/init to init.lua
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458
river/init.lua
Executable file
458
river/init.lua
Executable file
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#!/usr/bin/lua5.4
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--[[
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NOTE:
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- execp() needs 'lua-posix' package
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- bitwise operands for tag mappings need Lua version >= 5.3
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--]]
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-- Convenient functions ────────────────────────────────────────────────────────
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-- Wrapper around table.concat() to also handle other types
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local function concat(...)
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local list, sep, i, j = ...
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if type(list) == 'table' then
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return table.concat(list, sep, i, j)
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else
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return tostring(list)
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end
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end
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-- All the setting tables ──────────────────────────────────────────────────────
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local wallpapers = {
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primary = '~/Pictures/wallpaper/1772658.jpg',
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secondary = '~/Pictures/wallpaper/83D9B0BF750C2763F9126AAAEF23F3DB3D3A6328-3688606028.png'
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}
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local monitors = {
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main = 'eDP-2',
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external = 'HDMI-A-1'
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}
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local startup_commands = {
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-- Inform dbus about the environment variables
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{
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'dbus-update-activation-environment',
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'DISPLAY',
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'WAYLAND_DISPLAY',
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'XDG_SESSION_TYPE',
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'XDG_CURRENT_DESKTOP',
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},
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{
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'waybar'
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},
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{
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string.format("swaybg -o %s -i %s -o %s -i %s",
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monitors.main, wallpapers.primary,
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monitors.external, wallpapers.secondary)
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}
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-- Startup programs
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--{
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-- 'swayidle',
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-- 'timeout 300 "swaylock"',
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--},
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}
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local outputs = {
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[monitors.main] = {
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mode = '1920x1080',
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pos = '0,0',
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transform = 'normal',
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scale = '1.000000',
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preferred = true,
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},
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[monitors.external] = {
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mode = '1920x1080',
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pos = '-1920,0',
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transform = 'normal',
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scale = '1.000000',
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preferred = true,
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},
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}
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local inputs = {
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['pointer-10248-514-ASUF1204:00_2808:0202_Touchpad'] = {
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['drag'] = 'enabled',
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['tap'] = 'enabled',
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['tap-button-map'] = 'left-right-middle',
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['disable-while-typing'] = 'enabled',
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['scroll-method'] = 'two-finger',
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['accel-profile'] = 'none',
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},
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['pointer-9639-64124-Compx_2.4G_Wireless_Receiver'] = {
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['accel-profile'] = 'none',
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}
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}
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local river_options = {
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-- Theme options
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['border-width'] = 2,
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['border-color-focused'] = '0xeceff4',
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['border-color-unfocused'] = '0x81a1c1',
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['border-color-urgent'] = '0xbf616a',
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['xcursor-theme'] = { 'Bibata-Modern-Ice', 24 },
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['background-color'] = '0x2e3440',
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-- Other options
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['set-repeat'] = { 25, 300 },
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['focus-follows-cursor'] = 'normal',
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['set-cursor-warp'] = 'on-output-change',
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['attach-mode'] = 'bottom',
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['default-layout'] = 'rivertile',
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['keyboard-layout'] = { '-options', 'grp:alt_shift_toggle', 'us,ru' }
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}
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local gsettings = {
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['org.gnome.desktop.interface'] = {
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['gtk-theme'] = 'Nordic',
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['icon-theme'] = 'Papirus-Dark',
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['cursor-theme'] = river_options['xcursor-theme'][1],
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['cursor-size'] = river_options['xcursor-theme'][2],
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},
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}
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local window_rules = {
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['float-filter-add'] = {
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['app-id'] = {
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'float',
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'popup',
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'swappy',
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'pinentry-qt',
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'pavucontrol-qt',
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},
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['title'] = {
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'Picture-in-Picture',
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-- 'About *',
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},
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},
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['csd-filter-add'] = {
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['app-id'] = { 'swappy' },
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},
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}
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-- Additional modes and their mappings to switch between them and 'normal' mode
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--
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-- name: string (the name of the additional mode)
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-- mod: string|list (modifiers for key binding, concanated by '+')
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-- key: string
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local modes = {
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{
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name = 'passthrough',
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mod = 'Super',
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key = 'F11',
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},
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}
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-- Each mapping contains 4 keys:
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--
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-- mod: string|list (modifiers, concanated by '+')
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-- key: string
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-- command: string|list (the command passed to riverctl)
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-- opt: string ('release' or 'repeat')
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local mappings = {
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-- Key bindings
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map = {
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normal = {
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{
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mod = { 'Super', 'Shift' },
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key = 'T',
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command = { 'spawn', 'alacritty' },
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},
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{
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mod = { 'Shift', 'Control' },
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key = 'Escape',
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command = { 'spawn', [['wofi --show drun']] }
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},
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{
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mod = { 'Super', 'Shift' },
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key = 'S',
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command = { 'spawn', [['slurp | grim -g - - | wl-copy']] }
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},
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{
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mod = { 'Super' },
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key = 'O',
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command = { 'spawn', [['waylock -init-color 0x352e2c -input-color 0x575e7a -fail-color 0x833b18']] }
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},
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-- Super+Q to close the focused view
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{
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mod = 'Alt',
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key = 'F4',
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command = 'close',
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},
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-- Super+Shift+Q to exit river
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{
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mod = { 'Super', 'Shift' },
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key = 'Q',
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command = 'exit',
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},
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-- Super+Shift+X to lock the screen
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{
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mod = { 'Super', 'Shift' },
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key = 'X',
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command = { 'spawn', 'swaylock' },
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},
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-- Super+{J,K} to focus next/previous view in the layout stack
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{
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mod = 'Super',
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key = 'J',
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command = { 'focus-view', 'previous' },
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},
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{
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mod = 'Super',
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key = 'K',
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command = { 'focus-view', 'next' },
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},
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-- Super+Shift+{J,K} to swap focused view with the next/previous view in the layout stack
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{
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mod = { 'Super', 'Shift' },
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key = 'J',
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command = { 'swap', 'previous' },
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},
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{
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mod = { 'Super', 'Shift' },
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key = 'K',
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command = { 'swap', 'next' },
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},
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-- Super+{P,N} to focus next/previous output
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{
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mod = 'Super',
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key = 'P',
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command = { 'focus-output', 'previous' },
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},
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{
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mod = 'Super',
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key = 'N',
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command = { 'focus-output', 'next' },
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},
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-- Super+Shift+{P,N} to send the focused view to next/previous output
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{
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mod = { 'Super', 'Shift' },
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key = 'P',
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command = { 'send-to-output', 'previous' },
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},
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{
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mod = { 'Super', 'Shift' },
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key = 'N',
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command = { 'send-to-output', 'next' },
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},
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-- Super+E to bump the focused view to the top of the layout stack
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{
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mod = 'Super',
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key = 'E',
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command = 'zoom',
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},
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-- Super+{H,L} to decrease/increase the main_factor value of rivertile by 0.02
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{
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mod = 'Super',
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key = 'H',
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command = { 'send-layout-cmd', 'rivertile', [['main-ratio -0.02']] },
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},
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{
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mod = 'Super',
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key = 'L',
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command = { 'send-layout-cmd', 'rivertile', [['main-ratio +0.02']] },
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},
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-- Super+Shift+{H,L} to increment/decrement the main_count value of rivertile
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{
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mod = { 'Super', 'Shift' },
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key = 'H',
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command = { 'send-layout-cmd', 'rivertile', [['main-count +1']] },
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},
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{
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mod = { 'Super', 'Shift' },
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key = 'L',
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command = { 'send-layout-cmd', 'rivertile', [['main-count -1']] },
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},
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-- Control+Alt+{H,J,K,L} to change layout orientation
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{
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mod = { 'Control', 'Alt' },
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key = 'H',
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command = { 'send-layout-cmd', 'rivertile', [['main-location left']] },
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},
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{
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mod = { 'Control', 'Alt' },
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key = 'J',
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command = { 'send-layout-cmd', 'rivertile', [['main-location bottom']] },
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},
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{
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mod = { 'Control', 'Alt' },
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key = 'K',
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command = { 'send-layout-cmd', 'rivertile', [['main-location top']] },
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},
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{
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mod = { 'Control', 'Alt' },
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key = 'L',
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command = { 'send-layout-cmd', 'rivertile', [['main-location right']] },
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},
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-- Super+Space to toggle float
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{
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mod = 'Super',
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key = 'Space',
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command = 'toggle-float',
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},
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-- Super+F to toggle fullscreen
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{
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mod = 'Super',
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key = 'F',
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command = 'toggle-fullscreen',
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},
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},
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},
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-- Mappings for pointer (mouse)
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['map-pointer'] = {
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normal = {
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-- Super + Left Mouse Button to move views
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{
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mod = 'Super',
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key = 'BTN_LEFT',
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command = 'move-view',
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},
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-- Super + Right Mouse Button to resize views
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{
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mod = 'Super',
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key = 'BTN_RIGHT',
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command = 'resize-view',
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},
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},
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},
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}
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-- These mappings are repeated, so they are separated from the mappings table
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local function tag_mappings()
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for i = 1, 9 do
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local tag_num = 1 << (i - 1)
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-- Super+[1-9] to focus tag [0-8]
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os.execute(string.format('riverctl map normal Super %s set-focused-tags %s', i, tag_num))
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-- Super+Shift+[1-9] to tag focused view with tag [0-8]
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os.execute(string.format('riverctl map normal Super+Shift %s set-view-tags %s', i, tag_num))
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-- Super+Control+[1-9] to toggle focus of tag [0-8]
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os.execute(string.format('riverctl map normal Super+Control %s toggle-focused-tags %s', i, tag_num))
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-- Super+Alt+[1-9] to toggle tag [0-8] of focused view
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os.execute(string.format('riverctl map normal Super+Alt %s toggle-view-tags %s', i, tag_num))
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end
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-- river has a total of 32 tags
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local all_tags = (1 << 32) - 1
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os.execute(string.format('riverctl map normal Super 0 set-focused-tags %s', all_tags))
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os.execute(string.format('riverctl map normal Super+Shift 0 set-view-tags %s', all_tags))
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end
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-- Apply settings ──────────────────────────────────────────────────────────────
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-- Run startup commands
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--
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-- 'riverctl spawn ...' always returns (even when the child process is a daemon)
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-- so we don't need to resort to posix.unistd.spawn()
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for _, cmd in ipairs(startup_commands) do
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os.execute(string.format([[riverctl spawn '%s']], concat(cmd, ' ')))
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end
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-- Configure outputs
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local randr_cmd = 'wlr-randr'
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for output, options in pairs(outputs) do
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randr_cmd = randr_cmd .. ' --output ' .. output
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for opt, value in pairs(options) do
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if opt ~= 'preferred' then
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randr_cmd = string.format(randr_cmd .. ' --%s %s', opt, value)
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end
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end
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-- Ensure '--preferred' is the last argument for each monitor
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if options.preferred then
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randr_cmd = randr_cmd .. ' --preferred'
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end
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end
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os.execute(randr_cmd)
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os.execute(string.format("echo %s > ~/.config/river/wlr-randr", randr_cmd))
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-- Configure input devices
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for device, options in pairs(inputs) do
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for key, val in pairs(options) do
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os.execute(string.format('riverctl input %s %s %s', device, key, val))
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end
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end
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-- GNOME-related settings
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for group, tbl in pairs(gsettings) do
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for key, value in pairs(tbl) do
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os.execute(string.format('gsettings set %s %s %s', group, key, value))
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end
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end
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-- Set river's options
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for key, value in pairs(river_options) do
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os.execute(string.format('riverctl %s %s', key, concat(value, ' ')))
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end
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-- Additional modes (beside 'normal' and 'locked')
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for _, mode in ipairs(modes) do
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local mode_name = mode.name
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local modifiers = concat(mode.mod, '+')
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-- Declare the mode
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os.execute('riverctl declare-mode ' .. mode_name)
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-- Setup key bindings to enter/exit the mode
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os.execute(string.format('riverctl map normal %s %s enter-mode %s', modifiers, mode.key, mode_name))
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os.execute(string.format('riverctl map %s %s %s enter-mode normal', mode_name, modifiers, mode.key))
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end
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-- Keyboard and mouse bindings
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for map_type, tbl in pairs(mappings) do
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for mode, value in pairs(tbl) do
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for _, binding in ipairs(value) do
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local modifiers = concat(binding.mod, '+')
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local cmd = concat(binding.command, ' ')
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-- Options -release and -repeat for 'map' and 'unmap' commands
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local opt = binding.opt
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if opt ~= 'release' and opt ~= 'repeat' then
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opt = ''
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else
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opt = '-' .. opt
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end
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os.execute(string.format('riverctl %s -layout 0 %s %s %s %s %s', map_type, opt, mode, modifiers, binding.key, cmd))
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-- Duplicate mappings of mode 'locked' for mode 'normal'
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if mode == 'locked' then
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os.execute(string.format('riverctl %s -layout 0 %s normal %s %s %s', map_type, opt, modifiers, binding.key, cmd))
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end
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end
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end
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end
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-- Mappings for tag management
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tag_mappings()
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-- Window rules (float/csd filters)
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for key, value in pairs(window_rules) do
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for type, patterns in pairs(value) do
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for _, pattern in ipairs(patterns) do
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os.execute(string.format('riverctl %s %s %s', key, type, pattern))
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end
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end
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end
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-- Launch the layout generator as the final initial process.
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--
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-- River run the init file as a process group leader and send
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-- SIGTERM to the group on exit. Therefore, keep the main init
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-- process running (replace it with the layout generator process).
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local unistd = require('posix.unistd')
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unistd.execp('rivertile', {
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'-view-padding', 5,
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'-outer-padding', 5,
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'-main-location', 'left',
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'-main-count', 1,
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'-main-ratio', 0.7,
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})
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