Class: TouchBarSegmentedControl

Create a segmented control (a button group) where one button has a selected state

Process: Main
This class is not exported from the 'electron' module. It is only available as a return value of other methods in the Electron API.

`new TouchBarSegmentedControl(options)`

options Object
- segmentStyle string (optional) - Style of the segments:
  - automatic - Default. The appearance of the segmented control is automatically determined based on the type of window in which the control is displayed and the position within the window. Maps to NSSegmentStyleAutomatic.
  - rounded - The control is displayed using the rounded style. Maps to NSSegmentStyleRounded.
  - textured-rounded - The control is displayed using the textured rounded style. Maps to NSSegmentStyleTexturedRounded.
  - round-rect - The control is displayed using the round rect style. Maps to NSSegmentStyleRoundRect.
  - textured-square - The control is displayed using the textured square style. Maps to NSSegmentStyleTexturedSquare.
  - capsule - The control is displayed using the capsule style. Maps to NSSegmentStyleCapsule.
  - small-square - The control is displayed using the small square style. Maps to NSSegmentStyleSmallSquare.
  - separated - The segments in the control are displayed very close to each other but not touching. Maps to NSSegmentStyleSeparated.
- mode string (optional) - The selection mode of the control:
  - single - Default. One item selected at a time, selecting one deselects the previously selected item. Maps to NSSegmentSwitchTrackingSelectOne.
  - multiple - Multiple items can be selected at a time. Maps to NSSegmentSwitchTrackingSelectAny.
  - buttons - Make the segments act as buttons, each segment can be pressed and released but never marked as active. Maps to NSSegmentSwitchTrackingMomentary.
- segments SegmentedControlSegment[] - An array of segments to place in this control.
- selectedIndex Integer (optional) - The index of the currently selected segment, will update automatically with user interaction. When the mode is multiple it will be the last selected item.
- change Function (optional) - Called when the user selects a new segment.
  - selectedIndex Integer - The index of the segment the user selected.
  - isSelected boolean - Whether as a result of user selection the segment is selected or not.

Instance Properties

The following properties are available on instances of TouchBarSegmentedControl:

`touchBarSegmentedControl.segmentStyle`

A string representing the controls current segment style. Updating this value immediately updates the control in the touch bar.

`touchBarSegmentedControl.segments`

A SegmentedControlSegment[] array representing the segments in this control. Updating this value immediately updates the control in the touch bar. Updating deep properties inside this array does not update the touch bar.

`touchBarSegmentedControl.selectedIndex`

An Integer representing the currently selected segment. Changing this value immediately updates the control in the touch bar. User interaction with the touch bar will update this value automatically.

`touchBarSegmentedControl.mode`

A string representing the current selection mode of the control. Can be single, multiple or buttons.