wezterm の設定

.wezterm.lua

local wezterm = require("wezterm")
local config = wezterm.config_builder()

local act = wezterm.action

-- wsl のパスに変換
local function windows_to_wsl_path(path)
	local drive, rest = path:match("^([A-Za-z]):[\\/](.+)$")
	if not drive then
		return path
	end

	return "/mnt/" .. drive:lower() .. "/" .. rest:gsub("\\", "/")
end

-- クリップボードのイメージを貼り付ける
local function save_clipboard_image(window, pane)
	local script = [[
$ErrorActionPreference = 'Stop'
$tempDir = Join-Path ([Environment]::GetFolderPath('LocalApplicationData')) 'Temp'
$tempDir = [System.IO.Path]::GetFullPath($tempDir)

$stamp = Get-Date -Format 'yyyy-MM-dd-HH-mm-ss-fff'
$path = Join-Path $tempDir ($stamp + '-image.png')
$dir = Split-Path -Parent $path
New-Item -ItemType Directory -Force -Path $dir | Out-Null
Add-Type -AssemblyName System.Windows.Forms
Add-Type -AssemblyName System.Drawing

if (-not [System.Windows.Forms.Clipboard]::ContainsImage()) {
  Write-Error 'Clipboard does not contain an image.'
  exit 1
}
$image = [System.Windows.Forms.Clipboard]::GetImage()
$image.Save($path, [System.Drawing.Imaging.ImageFormat]::Png)
Write-Output $path
]]

	local success, stdout, _ = wezterm.run_child_process({
		"powershell.exe",
		"-NoProfile",
		"-Sta",
		"-Command",
		script,
	})

	local path = stdout:match("([^\r\n]+)%s*$") or ""
	local wsl_path = windows_to_wsl_path(path)

	if success then
		window:toast_notification("WezTerm", "Saved clipboard image to " .. wsl_path, nil, 4000)
		window:perform_action(act.SendString(wsl_path), pane)
		return
	end

	window:toast_notification("WezTerm", "Clipboard image save failed; see logs", nil, 6000)
end

config.font = wezterm.font("Cica")
config.font_size = 12

config.color_scheme = "Catppuccin Mocha"

config.scrollback_lines = 10000
config.window_background_opacity = 0.90

config.front_end = "WebGpu"

-- タブは必要な時だけ表示する
config.enable_tab_bar = true
-- config.hide_tab_bar_if_only_one_tab = true

-- タイトルバーを薄くする
-- window_decorations = "RESIZE"

config.default_domain = "WSL:Ubuntu"
-- config.wsl_domains = {
-- 	{
-- 		name = "WSL:Ubuntu",
-- 		distribution = "Ubuntu",
-- 		default_cwd = "~",
-- 	},
-- }

-- 初期サイズを調整
config.initial_cols = 140
config.initial_rows = 36

-- 周りの隙間を無くす
config.window_padding = {
	left = 0,
	right = 0,
	top = 0,
	bottom = 0,
}

-- タブバーの+を消す
config.show_new_tab_button_in_tab_bar = false

-- -- タブがーを透明にする
-- config.use_fancy_tab_bar = false
-- config.colors = {
--   tab_bar = {
--     background = "none",
--   },
-- }
-- config.window_background_gradient = {
--   colors = { "#000000" },
-- }

config.tab_bar_at_bottom = true

-------------------------
-- keymap
-------------------------
config.leader = { key = "g", mods = "CTRL", timeout_milliseconds = 500 }
config.keys = {
	-- 新しいタブを開く (Ctrl+Shift+T)
	-- https://github.com/wezterm/wezterm/issues/5902
	{
		key = "T",
		mods = "CTRL|SHIFT",
		action = act.SpawnCommandInNewTab({
			domain = { DomainName = "WSL:Ubuntu" },
			cwd = "~",
		}),
	},

	-- 縦分割 (Ctrl+Shift+V)
	{
		key = "v",
		mods = "CTRL|SHIFT",
		action = act.SplitHorizontal({ domain = "CurrentPaneDomain" }),
	},

	-- 横分割 (Ctrl+Shift+S)
	{
		key = "s",
		mods = "CTRL|SHIFT",
		action = act.SplitVertical({ domain = "CurrentPaneDomain" }),
	},

	-- コピーモードは、デフォルトで Ctrl+Shift+X
	{
		-- ペースト
		key = "p",
		mods = "LEADER",
		action = act.PasteFrom("Clipboard"),
	},

	-- クリップボードの画像を temp に保存
	{
		key = "i",
		mods = "LEADER",
		action = wezterm.action_callback(function(window, pane)
			save_clipboard_image(window, pane)
		end),
	},

	-- パネルの最大化
	{
		key = "Enter",
		mods = "LEADER",
		action = act.TogglePaneZoomState,
	},

	-- パネルの入れ替え
	{
		key = "s",
		mods = "LEADER",
		action = act.PaneSelect({
			mode = "SwapWithActive",
		}),
	},
	-- Leader + h で左のペインへ
	{
		key = "h",
		mods = "ALT",
		action = act.ActivatePaneDirection("Left"),
	},
	-- Leader + l で右のペインへ
	{
		key = "l",
		mods = "ALT",
		action = act.ActivatePaneDirection("Right"),
	},
	-- Leader + k で上のペインへ
	{
		key = "k",
		mods = "ALT",
		action = act.ActivatePaneDirection("Up"),
	},
	-- Leader + j で下のペインへ
	{
		key = "j",
		mods = "ALT",
		action = act.ActivatePaneDirection("Down"),
	},
	-- Alt + LeftArrow で左に広げる
	{
		key = "LeftArrow",
		mods = "ALT",
		action = act.AdjustPaneSize({ "Left", 5 }),
	},
	-- Alt + RightArrow で右に広げる
	{
		key = "RightArrow",
		mods = "ALT",
		action = act.AdjustPaneSize({ "Right", 5 }),
	},
	-- Alt + UpArrow で上に広げる
	{
		key = "UpArrow",
		mods = "ALT",
		action = act.AdjustPaneSize({ "Up", 5 }),
	},
	-- Alt + DownArrow で下に広げる
	{
		key = "DownArrow",
		mods = "ALT",
		action = act.AdjustPaneSize({ "Down", 5 }),
	},

	{
		key = "l",
		mods = "LEADER",
		action = wezterm.action_callback(function(window, pane)
			wezterm.log_info(pane:get_foreground_process_info())
		end),
	},
}

return config