/// <summary>
/// Read all data from disk
/// </summary>
public void DataRead()
{
SensorData = SensorProject.Current.DataStore.RetrieveData(this);
// Set most recent collect time, if one is available
var most_recent_record = SensorData.GetLastData();
if (most_recent_record != null)
{
LastCollectTime = most_recent_record.Time;
}
else
{
LastCollectTime = DateTime.MinValue;
}
// Determine last exception message
var ex = SensorData.GetLastException();
if (ex != null && !ex.Cleared)
{
LastException = ex.Description;
}
}