} // BeginLoadEpgPrograms
private void LoadEpgPrograms(LoadEpgProgramsData data)
{
var programs = Datastore.GetPrograms(data.FullServiceName, LocalReferenceTime, 1, 2);
// try alternate service if no EPG data
if ((programs == null) && (data.FullAlternateServiceName != null))
{
programs = Datastore.GetPrograms(data.FullAlternateServiceName, LocalReferenceTime, 1, 2);
} // if
// populate data
if (programs != null)
{
var epgPrograms = new EpgProgram[4];
epgPrograms[0] = programs.Requested?.Previous?.Program;
epgPrograms[1] = programs.Requested?.Program;
var next = programs.Requested?.Next;
epgPrograms[2] = next?.Program;
next = next?.Next;
epgPrograms[3] = next?.Program;
data.EpgPrograms = epgPrograms;
} // if
if (InvokeRequired)
{
BeginInvoke(new Action <LoadEpgProgramsData>(LoadEpgProgramsEnded), data);
}
else
{
LoadEpgProgramsEnded(data);
} // if-else
} // LoadEpgPrograms
} // buttonRecordChannel_Click
#endregion
#region Auxiliary methods
private void BeginLoadEpgPrograms(bool async)
{
if (IsDisabled)
{
return;
}
if (CurrentRequestId == int.MaxValue)
{
CurrentRequestId = 0;
}
if (async)
{
timerLoadingData.Enabled = false;
timerLoadingData.Enabled = true;
} // if
// TODO: do NOT assume .imagenio.es
var fullServiceName = SelectedService.ServiceName + ".imagenio.es";
var fullAlternateServiceName = SelectedService.ReplacementService?.ServiceName + ".imagenio.es";
var data = new LoadEpgProgramsData()
{
RequestId = Interlocked.Increment(ref CurrentRequestId),
FullServiceName = fullServiceName,
FullAlternateServiceName = fullAlternateServiceName,
ReferenceTime = this.LocalReferenceTime
};
if (async)
{
ThreadPool.QueueUserWorkItem((o) => LoadEpgPrograms(data), null);
}
else
{
LoadEpgPrograms(data);
} // if-else
} // BeginLoadEpgPrograms
} // LoadEpgPrograms
private void LoadEpgProgramsEnded(LoadEpgProgramsData data)
{
try
{
// ignore data if not from current request
// as data is loading async, "old" load request may arrive if channel is quickly changed
if (data.RequestId != CurrentRequestId)
{
return;
}
timerLoadingData.Enabled = false;
SetAutoRefreshTimer(true);
EpgPrograms = data.EpgPrograms;
buttonFullView.Enabled = (EpgPrograms != null);
DisplayEpgProgram((data.EpgPrograms != null)? 1 : 0);
}
catch (Exception ex)
{
HandleException(new ExceptionEventData(ex));
} // try-catch
} // DisplayEpgPrograms
