55 lines
1.6 KiB
Lua
55 lines
1.6 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/brightnessarc-widget
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-- @author Pavel Makhov
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-- @copyright 2019 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 5" -- "xbacklight -inc 5"
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local DEC_BRIGHTNESS_CMD = "light -U 5" -- "xbacklight -dec 5"
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local icon = {
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id = "icon",
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image = PATH_TO_ICON,
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resize = true,
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widget = wibox.widget.imagebox,
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}
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local brightnessarc = wibox.widget {
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icon,
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max_value = 1,
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thickness = 2,
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start_angle = 4.71238898, -- 2pi*3/4
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forced_height = 18,
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forced_width = 18,
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bg = "#ffffff11",
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paddings = 2,
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widget = wibox.container.arcchart
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}
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local update_widget = function(widget, stdout)
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local brightness_level = string.match(stdout, "(%d?%d?%d?)")
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brightness_level = tonumber(string.format("% 3d", brightness_level))
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widget.value = brightness_level / 100;
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end,
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brightnessarc: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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end)
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watch(GET_BRIGHTNESS_CMD, 1, update_widget, brightnessarc)
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return brightnessarc
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