public MessageServer(VisualizerHost visualizer)
{
string commName = "commDB";
_mmf = MemoryMappedFile.CreateOrOpen("mmf" + commName, 256 * 1024);
_messageWait = new EventWaitHandle(false, EventResetMode.AutoReset, "wait" + commName);
_messageHandled = new EventWaitHandle(false, EventResetMode.AutoReset, "handled" + commName);
this.visualizer = visualizer;
}