electron/docs/api/touch-bar-button.md

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## Class: TouchBarButton
> Create a button in the touch bar for native macOS applications
Process: [Main](../tutorial/application-architecture.md#main-and-renderer-processes)
### `new TouchBarButton(options)` _Experimental_
* `options` Object
* `label` String (optional) - Button text.
* `backgroundColor` String (optional) - Button background color in hex format,
i.e `#ABCDEF`.
* `icon` [NativeImage](native-image.md) | String (optional) - Button icon.
* `iconPosition` String (optional) - Can be `left`, `right` or `overlay`. Defaults to `overlay`.
* `click` Function (optional) - Function to call when the button is clicked.
### Instance Properties
The following properties are available on instances of `TouchBarButton`:
#### `touchBarButton.label`
A `String` representing the button's current text. Changing this value immediately updates the button
in the touch bar.
#### `touchBarButton.backgroundColor`
A `String` hex code representing the button's current background color. Changing this value immediately updates
the button in the touch bar.
#### `touchBarButton.icon`
A `NativeImage` representing the button's current icon. Changing this value immediately updates the button
in the touch bar.