busy property

bool get busy

bool get busy => _busy?.get() ?? false;

set busy (dynamic v)

@override
set busy(dynamic v)
{
  bool oldBusy = busy;
  super.busy = v;
  if (busy != oldBusy)
  {
    for (var listener in listeners)
    {
      listener.onDataSourceBusy(this, busy);
    }
  }

  // Set Status
  if (busy)
  {
    status = "busy";
  }

  else if (_statusTimer == null)
  {
    status = "idle";
  }
}