/// <summary>
/// Opens a WaveOut device
/// </summary>
public WaveOutEvent()
{
syncContext = SynchronizationContext.Current;
if (syncContext != null &&
((syncContext.GetType().Name == "LegacyAspNetSynchronizationContext") ||
(syncContext.GetType().Name == "AspNetSynchronizationContext")))
{
syncContext = null;
}
// set default values up
DeviceNumber = 0;
DesiredLatency = 300;
NumberOfBuffers = 2;
this.waveOutLock = new object();
}
private void InitializeApartmentDetails ()
{
// Only synchronization_context if thread is STA.
if (Thread.CurrentThread.GetApartmentState() != ApartmentState.STA)
return;
synchronization_context = SynchronizationContext.Current;
// Check whether the current context is a plain SynchronizationContext object
// and handle this as if no context was set at all.
if (synchronization_context != null &&
synchronization_context.GetType () == typeof(SynchronizationContext))
synchronization_context = null;
}
internal void StartInitialization ()
{
// Store the main sync context, since we'll need later on for subscribing
// add-in extension points (Mono.Addins isn't currently thread safe)
mainContext = SynchronizationContext.Current;
// If there is no custom threading context, we can't use background initialization since
// we have no main thread into which to dispatch
backgroundInitialize = mainContext != null && mainContext.GetType () != typeof (SynchronizationContext);
if (backgroundInitialize) {
// Initialize the service in a background thread.
initializing = true;
Thread t = new Thread (new ThreadStart (BackgroundInitialize)) {
Name = "Assembly service initialization",
IsBackground = true,
};
t.Start ();
}
}