57 lines
1.8 KiB
Lua
57 lines
1.8 KiB
Lua
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-- Brightness Widget for Awesome Window Manager
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-- Shows the brightness level of the laptop display
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-- More details could be found here:
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-- https://github.com/streetturtle/awesome-wm-widgets/tree/master/brightness-widget
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-- @author Pavel Makhov
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-- @copyright 2017 Pavel Makhov
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-------------------------------------------------
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local wibox = require("wibox")
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local watch = require("awful.widget.watch")
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local spawn = require("awful.spawn")
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local PATH_TO_ICON = "/usr/share/icons/Arc/status/symbolic/display-brightness-symbolic.svg"
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local GET_BRIGHTNESS_CMD = "light -G" -- "xbacklight -get"
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local INC_BRIGHTNESS_CMD = "light -A 1" -- "xbacklight -inc 5"
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local DEC_BRIGHTNESS_CMD = "light -U 1" -- "xbacklight -dec 5"
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local brightness_text = wibox.widget.textbox()
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brightness_text:set_font('Play 9')
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local brightness_icon = wibox.widget {
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{
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image = PATH_TO_ICON,
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resize = false,
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widget = wibox.widget.imagebox,
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},
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top = 3,
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widget = wibox.container.margin
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}
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local brightness_widget = wibox.widget {
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brightness_icon,
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brightness_text,
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layout = wibox.layout.fixed.horizontal,
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}
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local update_widget = function(widget, stdout, stderr, exitreason, exitcode)
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local brightness_level = tonumber(string.format("%.0f", stdout))
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widget:set_text(" " .. brightness_level .. "%")
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end,
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brightness_widget:connect_signal("button::press", function(_,_,_,button)
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if (button == 4) then spawn(INC_BRIGHTNESS_CMD, false)
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elseif (button == 5) then spawn(DEC_BRIGHTNESS_CMD, false)
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end
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spawn.easy_async(GET_BRIGHTNESS_CMD, function(stdout, stderr, exitreason, exitcode)
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update_widget(brightness_widget, stdout, stderr, exitreason, exitcode)
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end)
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end)
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watch(GET_BRIGHTNESS_CMD, 1, update_widget, brightness_text)
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return brightness_widget
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