private static IntPtr CreateHString(String source)
{
IntPtr hstring;
ComBase.WindowsCreateString(source, (UInt32)source.Length, out hstring);
return(hstring);
}
public static IntPtr GetActivationFactory(String activatableClassId, Guid iid)
{
IntPtr hstring = CreateHString(activatableClassId);
IntPtr factory;
UInt32 hr = ComBase.RoGetActivationFactory(hstring, ref iid, out factory);
if (0 != hr)
{
String message = String.Format("RoGetActivationFactory({0}, {1}) failed with 0x{2:X}", activatableClassId, iid, hr);
throw new Exception(message);
}
ComBase.WindowsDeleteString(hstring);
return(factory);
}
