add new widget (kbdlayout.lua)

This commit is contained in:
Dario Gjorgjevski 2015-08-13 01:07:32 +02:00
parent 04e310cb3d
commit 945f220e02
1 changed files with 58 additions and 0 deletions

View File

@ -0,0 +1,58 @@
local newtimer = require("lain.helpers").newtimer
local wibox = require("wibox")
local string = { match = string.match }
local io = { popen = io.popen }
local setmetatable = setmetatable
local function worker (args)
local kbdlayout = {}
kbdlayout.widget = wibox.widget.textbox('')
local settings = args.settings or function () end
local layouts = args.layouts
local idx = 1
local function run_settings (layout, variant)
widget = kbdlayout.widget
kbdlayout_now = { layout=layout, variant=variant }
settings()
end
function kbdlayout.update ()
local file = assert(io.popen('setxkbmap -query'))
local status = file:read('*all')
file:close()
run_settings(string.match(status, "layout:%s*([^\n]*)%s*"),
string.match(status, "variant:%s*([^\n]*)%s*"))
end
function kbdlayout.set (i)
idx = ((i - 1) % #layouts) + 1 -- Make sure to wrap around as needed.
local to_execute = 'setxkbmap ' .. layouts[idx].layout
if layouts[idx].variant then
to_execute = to_execute .. ' ' .. layouts[idx].variant
end
if os.execute(to_execute) then
run_settings(layouts[idx].layout, layouts[idx].variant)
end
end
function kbdlayout.next ()
kbdlayout.set(idx + 1)
end
function kbdlayout.prev ()
kbdlayout.set(idx - 1)
end
newtimer("kbdlayout", args.timeout or 10, kbdlayout.update)
return setmetatable(kbdlayout, { __index = kbdlayout.widget })
end
return setmetatable({}, { __call = function (_, ...) return worker(...) end })