setTouchEndHandle method
Implementation
void setTouchEndHandle(bool flag) {
  if (!handleGestureBySelf()) {
    setGestureType(GestureType.touchEnd, flag);
  }
}
void setTouchEndHandle(bool flag) {
  if (!handleGestureBySelf()) {
    setGestureType(GestureType.touchEnd, flag);
  }
}