public static IntPtr GetEventParameter(IntPtr eventRef, CarbonEventParameterName name, CarbonEventParameterType desiredType)
{
CarbonEventParameterType actualType;
uint outSize = 0;
IntPtr val = IntPtr.Zero;
CheckReturn(GetEventParameter(eventRef, name, desiredType, out actualType, (uint)IntPtr.Size, ref outSize, ref val));
return(val);
}
public static T GetEventParameter <T> (IntPtr eventRef, CarbonEventParameterName name, CarbonEventParameterType desiredType) where T : struct
{
int len = Marshal.SizeOf(typeof(T));
IntPtr bufferPtr = Marshal.AllocHGlobal(len);
CheckReturn(GetEventParameter(eventRef, name, desiredType, 0, (uint)len, 0, bufferPtr));
T val = (T)Marshal.PtrToStructure(bufferPtr, typeof(T));
Marshal.FreeHGlobal(bufferPtr);
return(val);
}
static extern EventStatus GetEventParameter(IntPtr eventRef, CarbonEventParameterName name, CarbonEventParameterType desiredType,
uint zero, uint size, uint zero2, IntPtr dataBuffer);
static extern EventStatus GetEventParameter(IntPtr eventRef, CarbonEventParameterName name, CarbonEventParameterType desiredType,
out CarbonEventParameterType actualType, uint size, ref uint outSize, IntPtr dataBuffer);
