public DirectoriesConfigViewModel(
IWatcherServiceProvider serviceProvider)
{
if (serviceProvider == null)
{
throw new ArgumentNullException(nameof(serviceProvider));
}
_serviceProvider = serviceProvider;
serviceProvider.SubscribeToServiceState(this);
Save = new DelegateCommand(async() => await SaveImpl());
Add = new DelegateCommand(AddNewImpl);
}
public static void UnsubscribeFromServiceState(this IWatcherServiceProvider provider,
IServiceStateListener listener)
{
provider.StateChanged += listener.OnServiceStateChanged;
listener.OnServiceStateChanged(provider, new ServiceStateChangedEventArgs(provider.GetLastState()));
}
