public static object GetExtraState(IAsyncResult asyncResult)
{
AsyncResultWrapper asyncWrapper = (AsyncResultWrapper)asyncResult;
NestedAsyncHelper myState = (NestedAsyncHelper)asyncWrapper.OriginalAsyncResult.AsyncState;
return(myState._extraState);
}
public static void Callback(IAsyncResult asyncResult)
{
NestedAsyncHelper myState = (NestedAsyncHelper)asyncResult.AsyncState;
if (myState != null && myState._callback != null)
{
myState._callback(new AsyncResultWrapper(asyncResult, myState._state));
}
}
