internal static SpeechEvent TryCreateSpeechEvent(ISpEventSource sapiEventSource, bool additionalSapiFeatures, SpeechAudioFormatInfo audioFormat)
{
SpeechEvent result = null;
uint pulFetched;
if (additionalSapiFeatures)
{
SPEVENTEX pEventArray;
((ISpEventSource2)sapiEventSource).GetEventsEx(1u, out pEventArray, out pulFetched);
if (pulFetched == 1)
{
result = new SpeechEvent(pEventArray);
}
}
else
{
SPEVENT pEventArray2;
sapiEventSource.GetEvents(1u, out pEventArray2, out pulFetched);
if (pulFetched == 1)
{
result = new SpeechEvent(pEventArray2, audioFormat);
}
}
return(result);
}
internal void SendNotification(object ignored)
{
lock (this)
{
if (_sapiEventSourceReference != null)
{
ISpEventSource spEventSource = (ISpEventSource)_sapiEventSourceReference.Target;
if (spEventSource != null)
{
List <SpeechEvent> list = new List <SpeechEvent>();
SpeechEvent item;
while ((item = SpeechEvent.TryCreateSpeechEvent(spEventSource, _additionalSapiFeatures, _audioFormat)) != null)
{
list.Add(item);
}
_dispatcher.Post(list.ToArray());
}
}
}
}