private void ProcessBeginInterrupt(InterruptInfo interruptInfo)
{
//when a new request to interrupt the background program is detected, check if the request is coming from the BG program.
//if it is, then no need to pause the bg program -- really?? check the TODO on the next line
if (!ZoneProgram.Inputs.Any(input => input.IsInputSubjectSameAs(interruptInfo.InputSubject)))
//TODO: Is this check needed? If the BG program's interrupting input is set, what to do? What problem is this if statement solving?
{
//DebugTools.AddEvent("InterruptQueue.Method", "IRQ is from a foreground program");
if (!interruptInfo.StopSubject.HasObservers) //only subscribe if the stopsubject isn't already subscribed
{
SetupEndInterruptProcessing(interruptInfo);
}
//DebugTools.AddEvent("InterruptQueue.Method", "START Pause BG Program");
ZoneProgram.LightingController = null;
interruptInfo.ZoneProgram.LightingController = LightingController;
//DebugTools.AddEvent("InterruptQueue.Method", "END Pause BG Program");
}
else
{
//DebugTools.AddEvent("InterruptQueue.Method", "IRQ is from the background program. No ");
}
//DebugTools.AddEvent("InterruptQueue.Method", "START Interrupting Action");
//interruptInfo.ZoneProgram.LightingController = LightingController;
interruptInfo.InputSubject.OnNext(interruptInfo.Data); //start the routine that was requested
//DebugTools.AddEvent("InterruptQueue.Method", "END Interrupting Action");
//DebugTools.AddEvent("InterruptQueue.Method", "END Interrupt request processing");
//TODO: Add capability to have a timeout in case the interrupting program never calls the StopSubject
}
private void SetupEndInterruptProcessing(InterruptInfo interruptInfo)
{
//hook up the stop call of the interrupting input's program to resume the BG program
interruptInfo.StopSubject.Subscribe(data =>
{
if (InterruptQueue.InputCount < 1)
{
//DebugTools.AddEvent("InterruptingInput.StopSubject.Method", "START Resume BG Program");
interruptInfo.ZoneProgram.LightingController = null;
interruptInfo.ZoneProgramToInterrupt.LightingController = LightingController;
//DebugTools.AddEvent("InterruptingInput.StopSubject.Method", "END Resume BG Program");
}
});
}
public InterruptIcon(InterruptInfo info, InterruptImportance importance)
{
Importance = importance;
Info = info;
}
