/// <summary>
/// Remove the busy object from the list which has been stopped
/// </summary>
/// <param name="Obj"></param>
void DeregisterBusyComponent(IServiceSystem Obj)
{
if (BusyComponents.Contains(Obj))
{
BusyComponents.Remove(Obj);
}
}
/// <summary>
/// Add the busy object to the list to stop it
/// </summary>
/// <param name="Obj"></param>
void RegisterBusyComponent(IServiceSystem Obj)
{
if (!BusyComponents.Contains(Obj))
{
BusyComponents.Add(Obj);
}
}
/// <summary>
/// Start a specified alignment process asynchronously, all alignment process will be started by this common function
/// </summary>
/// <param name="AlignHandler"></param>
async void StartAlignmentProc(AlignmentBase AlignHandler)
{
if (GetSystemState() == SystemState.IDLE)
{
SetSystemState(SystemState.BUSY);
LastMessage = new MessageItem(MessageType.Normal, string.Format("Start running {0}...", AlignHandler));
// to calculate time costs
DateTime alignStarts = DateTime.Now;
try
{
// add alignement class to busy components list
BusyComponents.Add(AlignHandler);
// pause the auto-fetching process of instrument
AlignHandler.Args.PauseInstruments();
// run actual alignment process
await Task.Run(() =>
{
AlignHandler.Start();
});
}
catch (Exception ex)
{
this.LastMessage = new MessageItem(MessageType.Error, string.Format("{0} Error, {1}", AlignHandler, ex.Message));
PostErrorMessageToFrontEnd(this.LastMessage.Message);
}
finally
{
try
{
AlignHandler.Args.ResumeInstruments();
}
catch (Exception ex)
{
LastMessage = new MessageItem(MessageType.Error, string.Format("Unable to resume auto-fetching process of {0}, {1}", AlignHandler.Args.Instrument, ex.Message));
BusyComponents.Remove(AlignHandler);
}
}
LastMessage = new MessageItem(MessageType.Normal, string.Format("{0} complete, costs {1}s", AlignHandler, (DateTime.Now - alignStarts).TotalSeconds));
SetSystemState(SystemState.IDLE);
}
}
