87 lines
2.8 KiB
Lua
87 lines
2.8 KiB
Lua
-------------------------------------------------
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-- Volume Bar Widget for Awesome Window Manager
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-- Shows the current volume level
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-- More details could be found here:
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-- https://github.com/streetturtle/awesome-wm-widgets/tree/master/volumebar-widget
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-- @author Pavel Makhov
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-- @copyright 2018 Pavel Makhov
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-------------------------------------------------
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local awful = require("awful")
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local beautiful = require("beautiful")
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local gears = require("gears")
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local spawn = require("awful.spawn")
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local watch = require("awful.widget.watch")
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local wibox = require("wibox")
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local GET_VOLUME_CMD = 'amixer -D pulse sget Master'
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local INC_VOLUME_CMD = 'amixer -D pulse sset Master 5%+'
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local DEC_VOLUME_CMD = 'amixer -D pulse sset Master 5%-'
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local TOG_VOLUME_CMD = 'amixer -D pulse sset Master toggle'
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local widget = {}
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local function worker(args)
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local args = args or {}
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local main_color = args.main_color or beautiful.fg_normal
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local mute_color = args.mute_color or beautiful.fg_urgent
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local bg_color = args.bg_color or '#ffffff11'
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local width = args.width or 50
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local shape = args.shape or 'bar'
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local margins = args.margins or 10
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local get_volume_cmd = args.get_volume_cmd or GET_VOLUME_CMD
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local inc_volume_cmd = args.inc_volume_cmd or INC_VOLUME_CMD
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local dec_volume_cmd = args.dec_volume_cmd or DEC_VOLUME_CMD
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local tog_volume_cmd = args.tog_volume_cmd or TOG_VOLUME_CMD
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local volumebar_widget = wibox.widget {
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max_value = 1,
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forced_width = width,
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color = main_color,
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background_color = bg_color,
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shape = gears.shape[shape],
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margins = {
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top = margins,
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bottom = margins,
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},
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widget = wibox.widget.progressbar
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}
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local update_graphic = function(widget, stdout, _, _, _)
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local mute = string.match(stdout, "%[(o%D%D?)%]") -- \[(o\D\D?)\] - [on] or [off]
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local volume = string.match(stdout, "(%d?%d?%d)%%") -- (\d?\d?\d)\%)
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volume = tonumber(string.format("% 3d", volume))
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widget.value = volume / 100;
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widget.color = mute == "off"
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and mute_color
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or main_color
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end
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volumebar_widget:connect_signal("button::press", function(_, _, _, button)
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if (button == 4) then
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awful.spawn(inc_volume_cmd)
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elseif (button == 5) then
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awful.spawn(dec_volume_cmd)
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elseif (button == 1) then
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awful.spawn(tog_volume_cmd)
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end
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spawn.easy_async(get_volume_cmd, function(stdout, stderr, exitreason, exitcode)
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update_graphic(volumebar_widget, stdout, stderr, exitreason, exitcode)
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end)
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end)
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watch(get_volume_cmd, 1, update_graphic, volumebar_widget)
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return volumebar_widget
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end
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return setmetatable(widget, { __call = function(_, ...) return worker(...) end })
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