public IDisposable Subscribe(IObserver <T> observer)
{
if (IsDisposed)
{
observer.OnCompleted();
return(Disposable.Empty);
}
if (IsRaiseLatestValueOnSubscribe)
{
observer.OnNext(latestValue);
}
// subscribe node, node as subscription.
var next = new ObserverNode <T>(this, observer);
if (root == null)
{
root = last = next;
}
else
{
last.Next = next;
next.Previous = last;
last = next;
}
return(next);
}
/// <summary>
/// Unsubscribe all subscription.
/// </summary>
public void Dispose()
{
if (IsDisposed)
{
return;
}
var node = _root;
_root = _last = null;
_mode = (ReactivePropertyMode)IsDisposedFlagNumber;
while (node != null)
{
node.OnCompleted();
node = node.Next;
}
ValidationTrigger.Dispose();
SourceDisposable.Dispose();
ValidateNotifyErrorSubscription.Dispose();
if (ErrorsTrigger.IsValueCreated)
{
ErrorsTrigger.Value.OnCompleted();
ErrorsTrigger.Value.Dispose();
}
}
public void Dispose()
{
if (IsDisposed)
{
return;
}
var node = root;
root = last = null;
mode = (ReactivePropertyMode)IsDisposedFlagNumber;
while (node != null)
{
node.OnCompleted();
node = node.Next;
}
}
void IObserverLinkedList <T> .UnsubscribeNode(ObserverNode <T> node)
{
if (node == root)
{
root = node.Next;
}
if (node == last)
{
last = node.Previous;
}
if (node.Previous != null)
{
node.Previous.Next = node.Next;
}
if (node.Next != null)
{
node.Next.Previous = node.Previous;
}
}
/// <summary>
/// Performs application-defined tasks associated with freeing, releasing, or resetting
/// unmanaged resources.
/// </summary>
public void Dispose()
{
if (IsDisposed)
{
return;
}
var node = _root;
_root = _last = null;
_mode = (ReactivePropertyMode)IsDisposedFlagNumber;
while (node != null)
{
node.OnCompleted();
node = node.Next;
}
_sourceSubscription?.Dispose();
_sourceSubscription = null;
}