feat(wezterm): modular tab bar

This commit is contained in:
winston 2023-03-04 10:00:08 +01:00
parent 7079dd47ea
commit 660a035a93
Signed by: winston
GPG key ID: 3786770EDBC2B481
3 changed files with 276 additions and 88 deletions

View file

@ -1,10 +1,115 @@
local wezterm = require("wezterm")
local DIVIDERS = {
LEFT = utf8.char(0xe0be),
RIGHT = utf8.char(0xe0bc),
local M = {}
M.config = {
dividers = "slant_right",
indicator = {
leader = {
enabled = true,
off = "",
on = "",
},
mode = {
enabled = true,
names = {
resize_mode = "RESIZE",
copy_mode = "VISUAL",
search_mode = "SEARCH",
},
},
},
tabs = {
numerals = "arabic",
pane_count = "superscript",
brackets = {
active = { "", ":" },
inactive = { "", ":" },
},
},
clock = {
enabled = true,
format = "%H:%M",
},
}
local function tableMerge(t1, t2)
for k, v in pairs(t2) do
if type(v) == "table" then
if type(t1[k] or false) == "table" then
tableMerge(t1[k] or {}, t2[k] or {})
else
t1[k] = v
end
else
t1[k] = v
end
end
return t1
end
local C = {}
M.setup = function(config)
M.config = tableMerge(M.config, config)
local dividers = {
slant_right = {
left = utf8.char(0xe0be),
right = utf8.char(0xe0bc),
},
slant_left = {
left = utf8.char(0xe0ba),
right = utf8.char(0xe0b8),
},
arrows = {
left = utf8.char(0xe0b2),
right = utf8.char(0xe0b0),
},
rounded = {
left = utf8.char(0xe0b6),
right = utf8.char(0xe0b4),
},
}
C.div = {
l = "",
r = "",
}
if M.config.dividers then
C.div.l = dividers[M.config.dividers].left
C.div.r = dividers[M.config.dividers].right
end
C.leader = {
enabled = M.config.indicator.leader.enabled or true,
off = M.config.indicator.leader.off,
on = M.config.indicator.leader.on,
}
C.mode = {
enabled = M.config.indicator.mode.enabled,
names = M.config.indicator.mode.names,
}
C.tabs = {
numerals = M.config.tabs.numerals,
pane_count_style = M.config.tabs.pane_count,
brackets = {
active = M.config.tabs.brackets.active,
inactive = M.config.tabs.brackets.inactive,
},
}
C.clock = {
enabled = M.config.clock.enabled,
format = M.config.clock.format,
}
C.p = (M.config.dividers == "rounded") and "" or " "
wezterm.log_info(C)
end
-- superscript/subscript
local function numberStyle(number, script)
local scripts = {
@ -48,6 +153,21 @@ local function numberStyle(number, script)
return result
end
local roman_numerals = {
"",
"",
"",
"",
"",
"",
"",
"",
"",
"",
"",
"",
}
-- custom tab bar
wezterm.on(
"format-tab-title",
@ -109,29 +229,47 @@ wezterm.on(
e_fg = inactive_bg
end
local tabi = wezterm.mux.get_tab(tab.tab_id)
local muxpanes = tabi:panes()
local count = #muxpanes == 1 and "" or tostring(#muxpanes)
local index = tab.tab_index + 1 .. ": "
-- start and end hardcoded numbers are the Powerline + " " padding
local fillerwidth = 2 + string.len(index) + string.len(count) + 2
local tabtitle = tab.active_pane.title
if (#tabtitle + fillerwidth) > config.tab_max_width then
tabtitle = string.sub(
tab.active_pane.title,
1,
(config.tab_max_width - fillerwidth - 1)
) .. ""
local pane_count = ""
if C.tabs.pane_count_style then
local tabi = wezterm.mux.get_tab(tab.tab_id)
local muxpanes = tabi:panes()
local count = #muxpanes == 1 and "" or tostring(#muxpanes)
pane_count = numberStyle(count, C.tabs.pane_count_style)
end
local title = string.format(
" %s%s%s ",
index,
tabtitle,
numberStyle(count, "superscript")
)
local index_i
if C.tabs.numerals == "roman" then
index_i = roman_numerals[tab.tab_index + 1]
else
index_i = tab.tab_index + 1
end
if tab.is_active then
index = string.format(
"%s%s%s ",
C.tabs.brackets.active[1],
index_i,
C.tabs.brackets.active[2]
)
else
index = string.format(
"%s%s%s ",
C.tabs.brackets.inactive[1],
index_i,
C.tabs.brackets.inactive[2]
)
end
-- start and end hardcoded numbers are the Powerline + " " padding
local fillerwidth = 2 + string.len(index) + string.len(pane_count) + 2
local tabtitle = tab.active_pane.title
local width = config.tab_max_width - fillerwidth - 1
if (#tabtitle + fillerwidth) > config.tab_max_width then
tabtitle = wezterm.truncate_right(tabtitle, width) .. ""
end
local title = string.format(" %s%s%s%s", index, tabtitle, pane_count, C.p)
return {
{ Background = { Color = s_bg } },
@ -139,84 +277,71 @@ wezterm.on(
{ Text = title },
{ Background = { Color = e_bg } },
{ Foreground = { Color = e_fg } },
{ Text = DIVIDERS.RIGHT },
{ Text = C.div.r },
}
end
)
local function arrContains(arr, val)
for _, v in ipairs(arr) do
if v == val then
return true
end
end
return false
end
local nonpadded_apps = { "nvim", "btop", "btm" }
wezterm.on("smartpadding", function(window, pane)
local fgp = pane:get_foreground_process_info()
if fgp == nil then
return
elseif arrContains(nonpadded_apps, fgp.name) then
window:set_config_overrides({
window_padding = { left = 0, right = 0, top = 0, bottom = 0 },
})
else
window:set_config_overrides({
window_padding = wezterm.GLOBAL.smart_padding,
})
end
end)
-- custom status
wezterm.on("update-status", function(window, pane)
if wezterm.GLOBAL.smart_padding ~= nil then
wezterm.emit("smartpadding", window, pane)
local active_kt = window:active_key_table() ~= nil
local show = C.leader.enabled or (active_kt and C.mode.enabled)
if not show then
window:set_left_status("")
return
end
local palette = window:effective_config().resolved_palette
local leader = ""
if C.leader.enabled then
local leader_text = C.leader.off
if window:leader_is_active() then
leader_text = C.leader.on
end
leader = wezterm.format({
{ Foreground = { Color = palette.background } },
{ Background = { Color = palette.ansi[5] } },
{ Text = " " .. leader_text .. C.p },
})
end
local mode = ""
if C.mode.enabled then
local mode_text = ""
local active = window:active_key_table()
if C.mode.names[active] ~= nil then
mode_text = C.mode.names[active] .. ""
end
mode = wezterm.format({
{ Foreground = { Color = palette.background } },
{ Background = { Color = palette.ansi[5] } },
{ Attribute = { Intensity = "Bold" } },
{ Text = mode_text },
"ResetAttributes",
})
end
local first_tab_active = window:mux_window():tabs_with_info()[1].is_active
local leader_text = ""
if window:leader_is_active() then
leader_text = ""
end
local mode_text = ""
local mode = window:active_key_table()
local modes = {
resize_mode = "RESIZE",
}
if modes[mode] ~= nil then
mode_text = modes[mode]
end
local divider_bg = first_tab_active and palette.ansi[2]
or palette.tab_bar.inactive_tab.bg_color
window:set_left_status(wezterm.format({
{ Foreground = { Color = palette.background } },
{ Background = { Color = palette.ansi[5] } },
{ Text = leader_text },
{ Attribute = { Intensity = "Bold" } },
{ Text = mode_text },
"ResetAttributes",
local divider = wezterm.format({
{ Background = { Color = divider_bg } },
{ Foreground = { Color = palette.ansi[5] } },
{ Text = DIVIDERS.RIGHT },
}))
{ Text = C.div.r },
})
local time = wezterm.time.now():format("%H:%M")
local sun_is_up = wezterm.time.now():sun_times(48.2, 16.366667).up
local icon = sun_is_up and "" or ""
local text = string.format("%s %s", icon, time)
window:set_left_status(leader .. mode .. divider)
window:set_right_status(wezterm.format({
{ Background = { Color = palette.tab_bar.background } },
{ Foreground = { Color = palette.ansi[6] } },
{ Text = text },
}))
if C.clock.enabled then
local time = wezterm.time.now():format(C.clock.format)
window:set_right_status(wezterm.format({
{ Background = { Color = palette.tab_bar.background } },
{ Foreground = { Color = palette.ansi[6] } },
{ Text = time },
}))
end
end)
return M

View file

@ -0,0 +1,34 @@
local wezterm = require("wezterm")
local function arrContains(arr, val)
for _, v in ipairs(arr) do
if v == val then
return true
end
end
return false
end
local nonpadded_apps = { "nvim", "btop", "btm" }
wezterm.on("smartpadding", function(window, pane)
local fgp = pane:get_foreground_process_info()
if fgp == nil then
return
elseif arrContains(nonpadded_apps, fgp.name) then
window:set_config_overrides({
window_padding = { left = 0, right = 0, top = 0, bottom = 0 },
})
else
window:set_config_overrides({
window_padding = wezterm.GLOBAL.smart_padding,
})
end
end)
wezterm.on("update-status", function(window, pane)
if wezterm.GLOBAL.smart_padding ~= nil then
wezterm.emit("smartpadding", window, pane)
end
end)

View file

@ -1,6 +1,35 @@
local wezterm = require("wezterm")
local theme = require("theme")
require("bar")
require("bar").setup({
dividers = "slant_right", -- or "slant_left", "arrows", "rounded", false
indicator = {
leader = {
enabled = true,
icon_off = "",
icon_on = "",
},
mode = {
enabled = true,
names = {
resize_mode = "RESIZE",
copy_mode = "VISUAL",
search_mode = "SEARCH",
},
},
},
tabs = {
numerals = "arabic", -- or "roman"
pane_count = "superscript", -- or "subscript", false
brackets = {
active = { "", ":" },
inactive = { "", ":" },
},
},
clock = { -- note that this overrides the whole set_right_status
enabled = true,
format = "%H:%M", -- use https://wezfurlong.org/wezterm/config/lua/wezterm.time/Time/format.html
},
})
wezterm.GLOBAL = {
font = "berkeley",