awesomewm/modules/mpc/widget.lua

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local mpc = req_rel(..., "util")
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local mpc_widget = {}
mpc_widget.title = wibox.widget.textbox("MPD is not")
mpc_widget.title.valign = "center"
mpc_widget.title.align = "left"
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mpc_widget.title.font = config.core.font.normal
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mpc_widget.title.ellipsize = "end"
mpc_widget.title.forced_width = beautiful.dpi(config.mpc.width)
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mpc_widget.artist = wibox.widget.textbox("connected")
mpc_widget.artist.valign = "center"
mpc_widget.artist.align = "left"
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mpc_widget.artist.font = config.core.font.normal
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mpc_widget.artist.ellipsize = "end"
mpc_widget.artist.forced_width = beautiful.dpi(config.mpc.width)
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mpc_widget.volume = wibox.widget.textbox("??")
mpc_widget.volume.valign = "center"
mpc_widget.volume.align = "left"
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mpc_widget.volume.font = config.core.font.normal
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mpc_widget.volume.ellipsize = "end"
mpc_widget.volume.forced_width = beautiful.dpi(10)
mpc_widget.icon_play = wibox.widget {
resize = true,
image = beautiful.icons.music.blue.playing,
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widget = wibox.widget.imagebox
}
mpc_widget.left = wibox.widget {
wibox.widget {
{
mpc_widget.icon_play,
top = beautiful.dpi(2),
bottom = beautiful.dpi(2),
left = 0, right = 0,
layout = wibox.container.margin,
},
mpc_widget.volume,
forced_num_cols = 1,
forced_num_rows = 2,
homogeneous = true,
expand = true,
layout = wibox.layout.grid
},
layout = wibox.container.background
}
mpc_widget.right = wibox.widget {
wibox.widget {
mpc_widget.title,
mpc_widget.artist,
forced_num_cols = 1,
forced_num_rows = 2,
homogeneous = true,
expand = true,
layout = wibox.layout.grid
},
layout = wibox.container.background,
}
mpc_widget.widget = wibox.widget {
{
{ -- Right spacer
widget = wibox.widget.separator,
color = beautiful.color.transparent,
forced_width = beautiful.dpi(3)
},
mpc_widget.left,
mpc_widget.right,
{ -- Left spacer
widget = wibox.widget.separator,
color = beautiful.color.transparent,
forced_width = beautiful.dpi(3)
},
layout = wibox.layout.align.horizontal,
},
layout = wibox.container.background,
}
mpc_widget.widget:connect_signal("mouse::enter",function(result)
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mpc_widget.widget.bg = beautiful.color.bar.hover_bg
end)
mpc_widget.widget:connect_signal("mouse::leave", function(result)
mpc_widget.widget.bg = beautiful.color.transparent
end)
mpc_widget.widget:connect_signal("button::press",
function(_, _, _, button, mods)
if (button == 3) or (button == 1)then
mpc.mpc_command("toggle")
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end
mpc_widget.readupdate()
end
)
mpc_widget.right:connect_signal("button::press",
function(_, _, _, button, mods)
if (button == 4) then -- Scroll up
mpc.mpc_command("prev")
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elseif (button == 5) then -- Scroll down
mpc.mpc_command("next")
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end
mpc_widget.readupdate()
end
)
mpc_widget.left:connect_signal("button::press",
function(_, _, _, button, mods)
if (button == 4) then -- Scroll up
mpc.mpc_command("volume +5")
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elseif (button == 5) then -- Scroll down
mpc.mpc_command("volume -5")
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end
mpc_widget.readupdate()
end
)
mpc_widget.readupdate = function()
-- Update title and artist
mpc.mpc_command("current --format \"title=%title% artist=%artist%\"",
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function(stdout, stderr, exitreason, exitcode)
if (stdout == "") then
return
end
mpc_widget.title.markup = string.match(stdout, "title=(.*)artist=")
mpc_widget.artist.markup = string.match(stdout, "artist=(.*)")
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end
)
-- Update status
mpc.mpc_command("status",
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function(stdout, stderr, exitreason, exitcode)
local play = string.match(stdout, "(%[playing)") or false
local pause = string.match(stdout, "(%[paused)") or false
local stop = not (play or pause)
if (play) then
mpc_widget.icon_play.image = beautiful.icons.music.blue.playing
elseif (pause) then
mpc_widget.icon_play.image = beautiful.icons.music.blue.paused
elseif (stop) then
mpc_widget.icon_play.image = beautiful.icons.music.blue.stopped
end
local volume = string.match(stdout, "volume: (%d?%d?%d)%%")
if (volume) then
mpc_widget.volume.markup = volume .. "%"
else
mpc_widget.volume.markup = ""
end
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end
)
end
-- Short delay here, the --wait option makes mpc block until
-- a change is detected.
mpc.mpc_watch(
"current --wait",
0.01,
function(_, stdout)
mpc_widget.readupdate()
end,
mpc_widget.widget
)
mpc.mpc_watch(
"current",
1,
function(_, stdout)
mpc_widget.readupdate()
end,
mpc_widget.widget
)
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-- Make sure you do an initial read, otherwise the widget will
-- not update until a change occurs.
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mpc_widget.readupdate()
return mpc_widget