public void RemoveSubscribedMeasurements(ICollection <Guid> measurementIDs)
{
ObservableCollection <int> deviceIDsForMeasurementsToBeAdded = new ObservableCollection <int>();
ObservableCollection <DataModelMeasurement> measurementsToBeRemoved;
//If All Devices is not selected on the screen and a specific device is selected then we will just initialize that device.
//Otherwise, maintain a list of unique device ids for which measurements are being subscribed and initialize all of them.
if (CurrentDevice.Key > 0)
{
deviceIDsForMeasurementsToBeAdded.Add(CurrentDevice.Key);
}
if (measurementIDs != null && measurementIDs.Count > 0)
{
Mouse.OverrideCursor = Cursors.Wait;
AdoDataConnection database = new AdoDataConnection(CommonFunctions.DefaultSettingsCategory);
try
{
measurementsToBeRemoved = DataModelMeasurement.LoadFromKeys(database, measurementIDs.ToList());
foreach (DataModelMeasurement measurement in measurementsToBeRemoved)
{
measurement.Subscribed = false;
DataModelMeasurement.Save(database, measurement);
if (CurrentDevice.Key == 0 && measurement.DeviceID != null)
{
if (!deviceIDsForMeasurementsToBeAdded.Contains((int)measurement.DeviceID))
{
deviceIDsForMeasurementsToBeAdded.Add((int)measurement.DeviceID);
}
}
}
if (SubscriptionChanged != null)
{
SubscriptionChanged(this, null);
}
if (deviceIDsForMeasurementsToBeAdded.Count > 0)
{
ThreadPool.QueueUserWorkItem(InitializeDeviceConnection, deviceIDsForMeasurementsToBeAdded);
}
}
catch (Exception ex)
{
Popup("ERROR: " + ex.Message, "Unsubscribe Measurements", MessageBoxImage.Error);
}
finally
{
if (database != null)
{
database.Dispose();
}
Mouse.OverrideCursor = null;
}
}
}
private void ButtonAddMore_Click(object sender, RoutedEventArgs e)
{
IEnumerable <Measurement> selectedMeasurements;
ObservableCollection <Measurement> addedMeasurements;
// Determine which of the selected measurements have been added to the output stream measurements
selectedMeasurements = Measurement.LoadFromKeys(null, MeasurementPager.SelectedMeasurements.ToList());
addedMeasurements = new ObservableCollection <Measurement>(selectedMeasurements);
// Add measurements to output stream measurements
OutputStreamMeasurement.AddMeasurements(null, m_outputStreamID, addedMeasurements);
m_dataContext = new OutputStreamMeasurements(m_outputStreamID, 23);
this.DataContext = m_dataContext;
PopupAddMore.IsOpen = false;
}