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79 lines
2.3 KiB
79 lines
2.3 KiB
9 years ago
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--[[
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Licensed under GNU General Public License v2
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* (c) 2015, Dario Gjorgjevski
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--]]
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local newtimer = require("lain.helpers").newtimer
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local read_pipe = require("lain.helpers").read_pipe
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local wibox = require("wibox")
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local awful = require("awful")
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local string = { match = string.match }
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local setmetatable = setmetatable
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local function worker (args)
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local kbdlayout = {}
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kbdlayout.widget = wibox.widget.textbox('')
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local layouts = args.layouts
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local settings = args.settings or function () end
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local add_us_secondary = args.add_us_secondary or true
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local timeout = args.timeout or 5
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local idx = 1
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-- Mouse bindings
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kbdlayout.widget:buttons(awful.util.table.join(
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awful.button({ }, 1, function () kbdlayout.next() end),
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awful.button({ }, 3, function () kbdlayout.prev() end)))
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local function run_settings (layout, variant)
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widget = kbdlayout.widget
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kbdlayout_now = { layout=string.match(layout, "[^,]+"), -- Make sure to match the primary layout only.
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variant=variant }
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settings()
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end
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function kbdlayout.update ()
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local status = read_pipe('setxkbmap -query')
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run_settings(string.match(status, "layout:%s*([^\n]*)"),
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string.match(status, "variant:%s*([^\n]*)"))
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end
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function kbdlayout.set (i)
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idx = ((i - 1) % #layouts) + 1 -- Make sure to wrap around as needed.
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local to_execute = 'setxkbmap ' .. layouts[idx].layout
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if add_us_secondary and not string.match(layouts[idx].layout, ",?us,?") then
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to_execute = to_execute .. ",us"
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end
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if layouts[idx].variant then
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to_execute = to_execute .. ' ' .. layouts[idx].variant
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end
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if os.execute(to_execute) then
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run_settings(layouts[idx].layout, layouts[idx].variant)
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end
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end
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function kbdlayout.next ()
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kbdlayout.set(idx + 1)
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end
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function kbdlayout.prev ()
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kbdlayout.set(idx - 1)
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end
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newtimer("kbdlayout", timeout, kbdlayout.update)
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return setmetatable(kbdlayout, { __index = kbdlayout.widget })
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end
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return setmetatable({}, { __call = function (_, ...) return worker(...) end })
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