-Shows and controls alsa volume with a textbox.
+[<- widgets](https://github.com/copycat-killer/lain/wiki/Widgets)
- myvolume = lain.widgets.alsa()
+Shows and controls alsa volume with a textbox.
-* Left click: Launch `alsamixer` in your `terminal`.
-* Right click: Mute/unmute.
-* Scroll wheel: Increase/decrase volume.
+ volume = lain.widgets.alsa()
-The function takes a table as optional argument, which can contain:
+### input table
Variable | Meaning | Type | Default
--- | --- | --- | ---
+`timeout` | Refresh timeout seconds | int | 5
`channel` | Mixer channel | string | "Master"
-`step` | Step at which volume is increased/decreased | string | "1%"
-`header` | Text to show before value | string | " Vol "
-`header_color` | Header color | string | `beautiful.fg_normal` or "#FFFFFF"
-`color` | Value color | string | `beautiful.fg_focus` or "#FFFFFF"
+`settings` | User settings | function | empty function
+
+`settings` can use the following variables:
+
+Variable | Meaning | Type | Values
+--- | --- | --- | ---
+volume_now.level | Self explained | int | 0-100
+volume_now.status | Device status | string | "on", "off"
-and outputs the following table:
+### output table
Variable | Meaning | Type
--- | --- | ---
`widget` | The widget | `wibox.widget.textbox`
-`channel` | Alsa channel | string
-`step` | Increase/decrease step | string
-`notify` | Update `widget` | function
-
-Finally, you can control the widget with key bindings like these:
-
- -- Volume control
- awful.key({ altkey }, "Up",
- function ()
- awful.util.spawn("amixer sset " .. volume.channel .. " " .. volume.step .. "+")
- volume.notify()
- end),
- awful.key({ altkey }, "Down",
- function ()
- awful.util.spawn("amixer sset " .. volume.channel .. " " .. volume.step .. "-")
- volume.notify()
- end),
- awful.key({ altkey }, "m",
- function ()
- awful.util.spawn("amixer set Master playback toggle")
- volume.notify()
- end),
- awful.key({ altkey, "Control" }, "m",
- function ()
- awful.util.spawn("amixer set Master playback 100%", false )
- volume.notify()
- end),
+`update` | Update `widget` | function
+
+You can control the widget with key bindings like these:
+
+ -- Volume control
+ awful.key({ altkey }, "Up",
+ function ()
+ awful.util.spawn("amixer set Master 1%+")
+ volumewidget.update()
+ end),
+ awful.key({ altkey }, "Down",
+ function ()
+ awful.util.spawn("amixer set Master 1%-")
+ volumewidget.update()
+ end),
+ awful.key({ altkey }, "m",
+ function ()
+ awful.util.spawn("amixer set Master playback toggle")
+ volumewidget.update()
+ end),
+ awful.key({ altkey, "Control" }, "m",
+ function ()
+ awful.util.spawn("amixer set Master playback 100%", false )
+ volumewidget.update()
+ end),
where `altkey = "Mod1"`.
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