onVerticalDragStart property
Defines a callback function that is called when the user drags a certain distance vertically.
See also:
- Here, the certain distance is kTouchSlop.
Implementation
final TouchRippleEventCallBack? onVerticalDragStart;
Defines a callback function that is called when the user drags a certain distance vertically.
See also:
final TouchRippleEventCallBack? onVerticalDragStart;