99 lines
3.6 KiB
Markdown
99 lines
3.6 KiB
Markdown
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## Usage
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[Read here.](https://github.com/lcpz/lain/wiki/Widgets#usage)
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### Description
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Shows PulseAudio volume with a progressbar; provides tooltips and notifications.
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```lua
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local volume = lain.widget.pulsebar()
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```
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## Input table
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Variable | Meaning | Type | Default
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--- | --- | --- | ---
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`timeout` | Refresh timeout (in seconds) | integer | 5
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`settings` | User settings | function | empty function
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`width` | Bar width | number | 63
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`height` | Bar height | number | 1
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`margins` | Bar margins | number | 1
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`paddings` | Bar paddings | number | 1
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`ticks` | Set bar ticks on | boolean | false
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`ticks_size` | Ticks size | number | 7
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`tick` | String for a notification tick | string | "|"
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`tick_pre` | String for the left notification delimeter | string | "["
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`tick_post` | String for the right notification delimeter | string | "]"
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`tick_none` | String for an empty notification tick | string | " "
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`scallback` | [PulseAudio sink callback](https://github.com/lcpz/lain/wiki/pulseaudio/) | function | `nil`
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`sink` | Mixer sink | number | 0
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`colors` | Bar colors | table | see [Default colors](https://github.com/lcpz/lain/wiki/pulsebar#default-colors)
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`notification_preset` | Notification preset | table | See [default `notification_preset`](https://github.com/lcpz/lain/wiki/pulsebar#default-notification_preset)
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`followtag` | Display the notification on currently focused screen | boolean | false
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`notification_preset` | Notification preset | table | See [default `notification_preset`](https://github.com/lcpz/lain/wiki/pulsebar#default-notification_preset)
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`devicetype` | PulseAudio device type | string ("sink", "source") | "sink"
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`cmd` | PulseAudio command | string or function | see [here](https://github.com/lcpz/lain/blob/master/widget/pulsebar.lua#L48)
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Read [pulse](https://github.com/lcpz/lain/wiki/pulse) page for `cmd` settings.
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`settings` can use [these variables](https://github.com/lcpz/lain/wiki/pulse#settings-variables).
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With multiple screens, the default behaviour is to show a visual notification pop-up window on the first screen. By setting `followtag` to `true` it will be shown on the currently focused tag screen.
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### Default colors
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Variable | Meaning | Type | Default
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--- | --- | --- | ---
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`background` | Bar backgrund color | string | "#000000"
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`mute` | Bar mute color | string | "#EB8F8F"
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`unmute` | Bar unmute color | string | "#A4CE8A"
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### Default `notification_preset`
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```lua
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notification_preset = {
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font = "Monospace 10"
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}
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```
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## Output table
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Variable | Meaning | Type
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--- | --- | ---
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`bar` | The widget | `wibox.widget.progressbar`
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`device` | PulseAudio device | string
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`notify` | The notification | function
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`update` | Update state | function
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`tooltip` | The tooltip | `awful.tooltip`
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## Buttons
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```lua
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volume.bar:buttons(awful.util.table.join(
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awful.button({}, 1, function() -- left click
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awful.spawn("pavucontrol")
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end),
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awful.button({}, 2, function() -- middle click
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os.execute(string.format("pactl set-sink-volume %d 100%%", volume.device))
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volume.update()
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end),
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awful.button({}, 3, function() -- right click
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os.execute(string.format("pactl set-sink-mute %d toggle", volume.device))
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volume.update()
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end),
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awful.button({}, 4, function() -- scroll up
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os.execute(string.format("pactl set-sink-volume %d +1%%", volume.device))
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volume.update()
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end),
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awful.button({}, 5, function() -- scroll down
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os.execute(string.format("pactl set-sink-volume %d -1%%", volume.device))
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volume.update()
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end)
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))
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```
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## Keybindings
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Same as [here](https://github.com/lcpz/lain/wiki/pulse#keybindings). If you want notifications, use `volume.notify()` instead of `volume.update()`.
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