WaitHandle DoInvoke(MathFunctionToCall mathFunc, double value)
{
AsyncCallTracker callTracker = new AsyncCallTracker(mathFunc);
AsyncCallback cb = new AsyncCallback(MathCallback);
IAsyncResult asyncResult = mathFunc.BeginInvoke(value, cb, callTracker);
return(callTracker.DoneEvent);
}
public void MathCallback(IAsyncResult iar)
{
AsyncCallTracker callTracker = (AsyncCallTracker)iar.AsyncState;
MathFunctionToCall func = (MathFunctionToCall)callTracker.Function;
double result = func.EndInvoke(iar);
Console.WriteLine("Function value = {0}", result);
callTracker.DoneEvent.Set();
}
