unregister method

void unregister(
  1. TradingChartController controller
)

Unregisters a controller from this sync group.

Implementation

void unregister(TradingChartController controller) {
  if (_controllers.remove(controller)) {
    if (controller.syncGroup == this) {
      controller.syncGroup = null;
    }
    notifyListeners();
  }
}