.config/wezterm/wezterm.lua

wezterm.lua

-- Pull in the wezterm API
local wezterm = require 'wezterm'

-- This will hold the configuration.
local config = wezterm.config_builder()

-- This is where you actually apply your config choices.

-- For example, changing the initial geometry for new windows:
config.initial_cols = 100
config.initial_rows = 35
config.dpi = 109.0

-- or, changing the font size and color scheme.
-- config.font = wezterm.font 'JetBrains Mono'
-- config.font = wezterm.font 'FiraCode Nerd Font Mono'
config.font = wezterm.font('FiraCode Nerd Font Mono', { weight = 'Regular', italic = false })
config.font_size = 10

config.window_close_confirmation = "AlwaysPrompt"

-- config.font_rules  {
--       {
-- 		intensity = 'Bold',
-- 		italic = true,
-- 		font = wezterm.font {
-- 			family = 'FiraCode Nerd Font Mono',
-- 			weight = 'Bold',
-- 			style = 'Italic',
-- 		},
-- 	},
-- 	{
-- 		intensity = 'Half',
-- 		italic = true,
-- 		font = wezterm.font {
-- 			family = 'FiraCode Nerd Font Mono',
-- 			weight = 'Bold',
-- 			style = 'Italic',
-- 		},
-- 	},
-- 	{
-- 		intensity = 'Normal',
-- 		italic = true,
-- 		font = wezterm.font {
-- 			family = 'FiraCode Nerd Font Mono',
-- 			style = 'Italic',
-- 		},
-- 	},
-- }
config.freetype_load_flags = 'NO_HINTING'
config.freetype_interpreter_version = 35
config.freetype_load_target = 'Light'
config.line_height = 1.3
config.cell_width = 0.9

-- Disable ligatures
config.harfbuzz_features = { 'calt=0', 'clig=0', 'liga=0' }

-- Theme
-- config.color_scheme = 'Catppuccin Macchiato' -- Good one
-- config.color_scheme = 'Galaxy' -- Good one
config.color_scheme = 'Snazzy (base16)' -- Good one
-- config.color_scheme = 'Sandcastle (base16)' -- Good one
-- config.color_scheme = 'seoulbones_dark' -- Good one

-- Tab settings
config.use_fancy_tab_bar = false -- disable native tab styling
config.show_tabs_in_tab_bar = true
config.show_new_tab_button_in_tab_bar = false
config.tab_bar_at_bottom = true
config.tab_max_width = 999

-- Window settings
config.pane_focus_follows_mouse = true
config.window_background_opacity = 0.9
config.macos_window_background_blur = 20
config.window_frame = {
	font = wezterm.font { family = 'Roboto', weight = 'Bold' },
	font_size = 17.0,
	active_titlebar_bg = '#333333',
	inactive_titlebar_bg = '#333333',
}

-- Hold Command Button to Drag the Wezterm window around
config.window_decorations = "RESIZE"

config.scrollback_lines = 99999

config.colors = {
	tab_bar = {
		background = '#0b0022',

		active_tab = {
			bg_color = '#2b2042',
			fg_color = '#c0c0c0',

			intensity = 'Bold',
			underline = 'None',
			italic = false,
			strikethrough = false,
		},
		inactive_tab = {
			bg_color = '#1b1032',
			fg_color = '#808080',
		},
		-- The color of the inactive tab bar edge/divider
		inactive_tab_edge = '#575757',
	}
}

local act = wezterm.action

-- Keyboard Shortcuts
config.keys = {
	{ key = '0', mods = 'CTRL', action = wezterm.action.ResetFontSize },
	{
		key = '[',
		mods = 'CMD',
		action = act.ActivatePaneDirection 'Left',
	},
	{
		key = ']',
		mods = 'CMD',
		action = act.ActivatePaneDirection 'Right',
	},
	{
		key = 'UpArrow',
		mods = 'CMD',
		action = act.ActivatePaneDirection 'Up',
	},
	{
		key = 'DownArrow',
		mods = 'CMD',
		action = act.ActivatePaneDirection 'Down',
	},
	-- iTerm like Split panes
	{
		key = 'd',
		mods = 'CMD',
		action = act.SplitHorizontal { domain = 'CurrentPaneDomain' },
	},
	{
		key = 'd',
		mods = 'CMD|SHIFT',
		action = act.SplitVertical { domain = 'CurrentPaneDomain' },
	},
	{
		key = '8',
		mods = 'CTRL',
		action = act.PaneSelect {
			alphabet = '1234567',
		},
	},
	{ key = 'k', mods = 'CMD',  action = act.ClearScrollback 'ScrollbackAndViewport' },
	{ key = 'w', mods = 'CMD',  action = act.CloseCurrentPane { confirm = false } },
}


-- Open Hyperlinks with Ctrl + Mouse click
config.mouse_bindings = {
	{
		event = { Up = { streak = 1, button = 'Left' } },
		mods = 'CTRL',
		action = act.OpenLinkAtMouseCursor,
	},
	-- Disable the 'Down' event of CTRL-Click to avoid weird program behaviors
	{
		event = { Down = { streak = 1, button = 'Left' } },
		mods = 'CTRL',
		action = act.Nop,
	},
}

wezterm.on("gui-startup", function(cmd)
	local screen            = wezterm.gui.screens().active
	local ratio             = 0.7
	local width, height     = screen.width * ratio, screen.height * ratio
	local tab, pane, window = wezterm.mux.spawn_window {
		position = {
			x = (screen.width - width) / 2,
			y = (screen.height - height) / 2,
			origin = 'ActiveScreen' }
	}
	-- window:gui_window():maximize()
	window:gui_window():set_inner_size(width, height)
end)

-- This function returns the suggested title for a tab.
-- It prefers the title that was set via `tab:set_title()`
-- or `wezterm cli set-tab-title`, but falls back to the
-- title of the active pane in that tab.
function tab_title(tab_info)
	local title = tab_info.tab_title
	-- if the tab title is explicitly set, take that
	if title and #title > 0 then
		return title
	end
	-- Otherwise, use the title from the active pane
	-- in that tab
	return tab_info.active_pane.title
end

wezterm.on(
	'format-tab-title',
	function(tab, tabs, panes, config, hover, max_width)
		local title = tab_title(tab)

		if tab.is_active then
			return wezterm.format({
				{ Background = { Color = '008900' } },
				{ Foreground = { Color = 'ffffff' } },
				{ Attribute = { Intensity = 'Bold' } },
				{ Text = ' ' .. title .. ' ' },
			})
		end

		if tab.is_last_active then
			-- Green color and append '*' to previously active tab.
			return wezterm.format({
				{ Background = { Color = 'green' } },
				{ Text = ' ' .. title .. '*' },
			})
		end

		return title
	end
)

-- Dim the inactive tabs
config.inactive_pane_hsb = {
	saturation = 0.4,
	brightness = 0.7
}

-- Finally, return the configuration to wezterm:
return config