TouchBarButton constructor

TouchBarButton({ String? label, String? accessibilityLabel, Color? backgroundColor, TouchBarImage? icon, ImagePosition? iconPosition, VoidCallback? onClick, })

Creates a new TouchBarButton item with the given label, accessibilityLabel, backgroundColor, icon, iconPosition and onClick.

iconPosition is set to (the first condition to match will be applied):

• ImagePosition.noImage if icon is null;
• ImagePosition.imageOnly if label is null;
• ImagePosition.left if iconPosition is null;
• otherwise the iconPosition value will be used.

Implementation

TouchBarButton({
  String? label,
  String? accessibilityLabel,
  Color? backgroundColor,
  TouchBarImage? icon,
  ImagePosition? iconPosition,
  VoidCallback? onClick,
})  : this._accessibilityLabel = accessibilityLabel,
      this._backgroundColor = backgroundColor,
      this._labeledIcon = LabeledImage(
        image: icon,
        label: label,
        imagePosition: iconPosition,
      ),
      super() {
  this.onClick = onClick;
}