overlayBehavior property

HitTestBehavior overlayBehavior

By default, the value used is OverlayBehavior.opaque

OverlayBehavior.deferToOverlay blocks the onTap on the widget and will trigger the onTap only on the overlay

OverlayBehavior.deferToChild triggers only the onTap on the widget

Implementation

final HitTestBehavior overlayBehavior;