--]]
local helpers = require("lain.helpers")
-
local awful = require("awful")
local wibox = require("wibox")
-
local string = { format = string.format,
match = string.match }
local execute = os.execute
-
local setmetatable = setmetatable
-- Keyboard layout switcher
-- lain.widgets.contrib.kblayout
+local kbdlayout = {}
local function worker(args)
- local kbdlayout = {}
- local layouts = args.layouts
+ local args = args or {}
+ local layouts = args.layouts or {}
local settings = args.settings or function () end
local add_us_secondary = true
local timeout = args.timeout or 5
kbdlayout.widget = wibox.widget.textbox()
- -- Mouse bindings
- kbdlayout.widget:buttons(awful.util.table.join(
- awful.button({ }, 1, function () kbdlayout.next() end),
- awful.button({ }, 3, function () kbdlayout.prev() end)))
-
- local function run_settings(layout, variant)
+ local function kbd_run_settings(layout, variant)
kbdlayout_now = {
layout = string.match(layout, "[^,]+"), -- Make sure to match the primary layout only.
variant = variant
end
function kbdlayout.update()
- helpers.async(string.format("%s -c 'setxkbmap -query'", awful.util.shell),
- function(status)
- run_settings(string.match(status, "layout:%s*([^\n]*)"),
+ helpers.async("setxkbmap -query", function(status)
+ kbd_run_settings(string.match(status, "layout:%s*([^\n]*)"),
string.match(status, "variant:%s*([^\n]*)"))
end)
end
function kbdlayout.set(i)
+ if #layouts == 0 then return end
idx = ((i - 1) % #layouts) + 1 -- Make sure to wrap around as needed.
local to_execute = "setxkbmap " .. layouts[idx].layout
end
if execute(to_execute) then
- run_settings(layouts[idx].layout, layouts[idx].variant)
+ kbd_run_settings(layouts[idx].layout, layouts[idx].variant)
end
end
- function kbdlayout.next()
- kbdlayout.set(idx + 1)
- end
+ function kbdlayout.next() kbdlayout.set(idx + 1) end
+ function kbdlayout.prev() kbdlayout.set(idx - 1) end
- function kbdlayout.prev()
- kbdlayout.set(idx - 1)
- end
+ -- Mouse bindings
+ kbdlayout.widget:buttons(awful.util.table.join(
+ awful.button({ }, 1, function () kbdlayout.next() end),
+ awful.button({ }, 3, function () kbdlayout.prev() end)))
helpers.newtimer("kbdlayout", timeout, kbdlayout.update)
- return setmetatable(kbdlayout, { __index = kbdlayout.widget })
+ return kbdlayout
end
return setmetatable({}, { __call = function (_, ...) return worker(...) end })