From 945f220e022e69c1aeda0ee86558be26f19bdd40 Mon Sep 17 00:00:00 2001 From: Dario Gjorgjevski Date: Thu, 13 Aug 2015 01:07:32 +0200 Subject: [PATCH] add new widget (kbdlayout.lua) --- widgets/contrib/kbdlayout.lua | 58 +++++++++++++++++++++++++++++++++++ 1 file changed, 58 insertions(+) create mode 100644 widgets/contrib/kbdlayout.lua diff --git a/widgets/contrib/kbdlayout.lua b/widgets/contrib/kbdlayout.lua new file mode 100644 index 0000000..c5242c1 --- /dev/null +++ b/widgets/contrib/kbdlayout.lua @@ -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 }) -- 2.39.5