onLongPress property Null safety
final
Called when a long press gesture with a primary button has been recognized.
Triggered when a pointer has remained in contact with the screen at the same location for a long period of time.
See also:
- kPrimaryButton, the button this callback responds to.
- onLongPressStart, which has the same timing but has gesture details.
Implementation
final GestureLongPressCallback? onLongPress;