attach method
Attach a given touch ripple state with the this controller.
Implementation
void attach(TouchRippleState state) {
assert(!rippleStates.contains(state));
rippleStates.add(state..addListener(notifyListeners));
}
Attach a given touch ripple state with the this controller.
void attach(TouchRippleState state) {
assert(!rippleStates.contains(state));
rippleStates.add(state..addListener(notifyListeners));
}