public void RemoveObserver(Action <IStorageTaskSnapshot> observer)
{
if (_observerDict.ContainsKey(observer))
{
switch (_observerDict[observer])
{
case OnPausedListener x:
_transferTask.RemoveOnPausedListener(x);
break;
case OnProgressListener x:
_transferTask.RemoveOnProgressListener(x);
break;
case OnSuccessListener x:
_transferTask.RemoveOnSuccessListener(x);
break;
case OnFailureListener x:
_transferTask.RemoveOnFailureListener(x);
break;
}
_observerDict.Remove(observer);
}
}
