// Create dispatcher queue.
private object InitializeCoreDispatcher()
{
var options = new DispatcherQueueOptions();
options.apartmentType = DISPATCHERQUEUE_THREAD_APARTMENTTYPE.DQTAT_COM_STA;
options.threadType = DISPATCHERQUEUE_THREAD_TYPE.DQTYPE_THREAD_CURRENT;
options.dwSize = Marshal.SizeOf(typeof(DispatcherQueueOptions));
CreateDispatcherQueueController(options, out object queue);
return(queue);
}
private void EnsureDispatcherQueue()
{
if (_dispatcherQueueController == null)
{
DispatcherQueueOptions options = new DispatcherQueueOptions();
options.apartmentType = DISPATCHERQUEUE_THREAD_APARTMENTTYPE.DQTAT_COM_NONE;
options.threadType = DISPATCHERQUEUE_THREAD_TYPE.DQTYPE_THREAD_CURRENT;
options.dwSize = Marshal.SizeOf(typeof(DispatcherQueueOptions));
CreateDispatcherQueueController(options, out var queue);
_dispatcherQueueController = Windows.System.DispatcherQueueController.FromAbi(queue);
}
}
private object InitializeCoreDispatcher()
{
DispatcherQueueOptions options = new DispatcherQueueOptions
{
apartmentType = DISPATCHERQUEUE_THREAD_APARTMENTTYPE.DQTAT_COM_STA,
threadType = DISPATCHERQUEUE_THREAD_TYPE.DQTYPE_THREAD_CURRENT,
dwSize = Marshal.SizeOf(typeof(DispatcherQueueOptions))
};
var hresult = CreateDispatcherQueueController(options, out object queue);
if (hresult != 0)
{
Marshal.ThrowExceptionForHR(hresult);
}
return queue;
}
public static DispatcherQueueController CreateDispatcherQueueControllerForCurrentThread()
{
var options = new DispatcherQueueOptions
{
dwSize = Marshal.SizeOf <DispatcherQueueOptions>(),
threadType = DISPATCHERQUEUE_THREAD_TYPE.DQTYPE_THREAD_CURRENT,
apartmentType = DISPATCHERQUEUE_THREAD_APARTMENTTYPE.DQTAT_COM_NONE
};
DispatcherQueueController controller = null;
uint hr = CreateDispatcherQueueController(options, out IntPtr controllerPointer);
if (hr == 0)
{
controller = Marshal.GetObjectForIUnknown(controllerPointer) as DispatcherQueueController;
Marshal.Release(controllerPointer);
}
return(controller);
}
public static extern HRESULT CreateDispatcherQueueController(DispatcherQueueOptions options, [NativeTypeName("PDISPATCHERQUEUECONTROLLER *")] void **dispatcherQueueController);
internal static extern IntPtr CreateDispatcherQueueController(DispatcherQueueOptions options,
[MarshalAs(UnmanagedType.IUnknown)]
out object dispatcherQueueController);
internal static extern IntPtr CreateDispatcherQueueController(DispatcherQueueOptions options);
static extern UInt32 CreateDispatcherQueueController(DispatcherQueueOptions options, out IntPtr dispatcherQueueController);
private static extern int CreateDispatcherQueueController([In] DispatcherQueueOptions options, [In, Out, MarshalAs(UnmanagedType.IUnknown)] ref object dispatcherQueueController);
