onTertiaryTapCancel property Null safety

GestureTapCancelCallback? onTertiaryTapCancel
final

The pointer that previously triggered onTertiaryTapDown will not end up causing a tap.

This is called after onTertiaryTapDown, and instead of onTertiaryTapUp, if the tap gesture did not win.

See also:

Implementation

final GestureTapCancelCallback? onTertiaryTapCancel;