public override void Start(StepRoutineInfo stepRoutine)
{
/* To achieve the effect we want a delegate that checks whether toCheck equals toWaitFor
* and if it does proceed the StepRoutine using ProceedStepRoutine.
* Then we want to subscribe that delegate to the eventToCheckOn so it will be called when
* the event is raised.
*/
// Create the checking and proceeding delegate.
checker = delegate
{
if (toCheck is null && toWaitFor is null) // Both are null? Proceed.
{
StepRoutine.ProceedStepRoutine(stepRoutine);
return;
}
if (toCheck is null || toWaitFor is null) // Only one is null? Not there yet.
{
return;
}
if (toCheck.Equals(eventToCheckOn))
{
StepRoutine.ProceedStepRoutine(stepRoutine);
}
};
// Subscribe the checking and proceeding delegate to the event so that it is called when
// it is raised.
eventToCheckOn.Subscribe(checker);
}
public override void Start(StepRoutineInfo stepRoutine)
{
/* To achieve the effect we want, we should create a delegate that calls ProceedStepRoutine.
* We subscribe that delegate to the event.
* When the event is raised ProceedStepRoutine will be called, then Cleanup will be called
* from there and the StepRoutine will proceed.
*/
// Create the proceeder delegate.
proceeder = delegate { StepRoutine.ProceedStepRoutine(stepRoutine); };
// Subscribe the delegate to the event so it will be called when the event is raised.
eventToWaitFor.Subscribe(proceeder);
}