brigthness.md

   1 [<- widgets](https://github.com/copycat-killer/lain/wiki/Widgets)
   2
   3 Shows the current level of screen brightness.
   4
   5         mybrightness = lain.widgets.contrib.brightness()
   6
   7 ### input table
   8
   9 Variable | Meaning | Type | Default
  10 --- | --- | --- | ---
  11 `backlight` | Card managing backlight | `acpi_video0`
  12 `timeout` | Refresh timeout seconds | int | 5
  13 `settings` | User settings | function | empty function
  14
  15 `settings` can use the string `brightness_now`, which indicates the current brightness level.
  16
  17 ### output table
  18
  19 Variable | Meaning | Type
  20 --- | --- | ---
  21 `widget` | The textbox | `wibox.widget.textbox`
  22 `update` | The notification | function
  23
  24 You can control the widget with key bindings like these: [TODO]