//This method handle the click event on the Stop Detection button
private void Stop_Detection_Button_Click(object sender, RoutedEventArgs e)
{
//Critical Section that have to be executed atomically
lock (_lockObject)
{
//Instantly stop the execution of the C++ code
Synchronizer.StopEngine(configuration);
//Stopping the timer needed to update the graphs
update_Graph.Stop();
update_Graph.Tick -= Update_Graph_handler;
update_Stats.Stop();
update_Stats.Tick -= Update_Stats_handler;
//Here i put a point to create a discontinues range of interval
CoT_devices.Values.Add(new DateTimePoint(last_detection, double.NaN));
//Change the button visibility in the window and the status of the detection
this.stop_detection_button.Visibility = Visibility.Hidden;
this.restart_detection_button.Visibility = Visibility.Visible;
no_detection = true;
detection_mode = Features.Detection_Status.Temporarly_Stopped;
this.detection_status.Text = detection_mode.ToString().Replace("_", " ");
this.detection_status.Foreground = Brushes.Orange;
//Starting the timer needed to understand if we are in presence of timeout
timeout.Tick += Timeout_handler;
timeout.Interval = new TimeSpan(0, 5, 0);
timeout.Start();
}
return;
}
//This is the method that have to be called when there is a DB error connection
public void Handle_DB_Error()
{
//Critical section before closing this window after a DB error
lock (_lockObject)
{
Synchronizer.StopEngine(configuration);
this.StopAllTimers();
//Here I change the window status label and layout
detection_mode = Features.Detection_Status.Stopped;
this.detection_status.Text = detection_mode.ToString();
this.detection_status.Foreground = Brushes.Red;
}
if (Features.openedWindow.Equals(Features.Window_type.Statistic))
{
MessageBoxResult result = MessageBox.Show("We are sorry!\n" +
"Something went wrong with the connection with the database!\n" +
"Do you want to try to re-connect to the database?", "Reconnection to database", MessageBoxButton.YesNo);
if (result == MessageBoxResult.No)
{
this.Close();
Environment.Exit(-1);
}
else
{
this.BackToMain();
}
}
}
//This method do all the operations needed in case of c++ errors
private void Handle_Cpp_Error(Synchronizer.Reason type, string errorMessage)
{
lock (_lockObject)
{
if (Features.openedWindow.Equals(Features.Window_type.Statistic))
{
Synchronizer.StopEngine(configuration);
//Here I stop all the timers usedd for updates
this.StopAllTimers();
detection_mode = Features.Detection_Status.Stopped;
this.detection_status.Text = detection_mode.ToString();
this.detection_status.Foreground = Brushes.Red;
MessageBoxResult result = MessageBox.Show("We are sorry, something went wrong!\n" +
"Do you want to go back to main?", "Reconnection to database", MessageBoxButton.YesNo);
if (result.Equals(MessageBoxResult.No))
{
this.Close();
Environment.Exit(-1);
}
else
{
this.BackToMain();
}
}
}
}
//This method handle the timeout event raised by the timer setted by the stop detection button click
private void Timeout_handler(object sender, EventArgs e)
{
//Update of the detection status
detection_mode = Features.Detection_Status.Stopped;
this.detection_status.Text = detection_mode.ToString();
this.detection_status.Foreground = Brushes.Red;
//Clear the DM representation
DM_positions.Values.Clear();
//Turn the numbers and the percentage to 0
local_MACs.Text = "0";
distinct_MACs.Text = "0";
percentage_local_MACs.Text = "0 %";
}
//This method handle the click event on the Close button
private void Close_Button_Click(object sender, RoutedEventArgs e)
{
if (no_detection)
{
//Stopping all the timers to avoid any possible event call
this.StopAllTimers();
}
else
{
MessageBoxResult question = MessageBox.Show("The application is still detecting data coming from the boards!\n" +
"Would you stop anyway the detection and go back to main?",
"Continue the detection", MessageBoxButton.YesNo);
if (question == MessageBoxResult.Yes)
{
//Critical Section that have to be executed atomically
lock (_lockObject)
{
//Instantly stop the C++ code and taking the error handler away before closing
Synchronizer.StopEngine(configuration);
//Change the status of the detection
detection_mode = Features.Detection_Status.Stopped;
this.detection_status.Text = detection_mode.ToString();
this.detection_status.Foreground = Brushes.Red;
//Stopping all the timers to avoid any possible event call
this.StopAllTimers();
}
}
else
{
return;
}
}
this.BackToMain();
}
//This method handle the click event on the Restart Detection button
private void Restart_Detection_Button_Click(object sender, RoutedEventArgs e)
{
//Critical Section that have to be executed atomically
lock (_lockObject)
{
try
{
//Stopping the timer needed to understand if we are in presence of timeout
timeout.Stop();
timeout.Tick -= Timeout_handler;
//Instantly re-starting the execution of the C++ code
Synchronizer.StartEngine(configuration, Handle_Cpp_Error);
//Change the button visibility in the window
this.restart_detection_button.Visibility = Visibility.Hidden;
this.stop_detection_button.Visibility = Visibility.Visible;
no_detection = false;
detection_mode = Features.Detection_Status.Running;
this.detection_status.Text = detection_mode.ToString();
this.detection_status.Foreground = Brushes.Green;
//Update the activity timeline dictionary
activity_timeline = Log.GetEngineActivityTimeline(configuration, true);
//Update the maximum of all the sliders
double max = activity_timeline.Sum(t => t.Value.TotalSeconds);
DM_slider.Maximum = max;
CoT_rangeSlider.Maximum = max;
FM_rangeSlider.Maximum = max;
//Updating the tick frequency of the sliders
DM_slider.TickFrequency = Features.percentageUpgradeSteps * DM_slider.Maximum;
CoT_rangeSlider.TickFrequency = Features.percentageUpgradeSteps * CoT_rangeSlider.Maximum;
FM_rangeSlider.TickFrequency = Features.percentageUpgradeSteps * FM_rangeSlider.Maximum;
//Here I update the splitters
Statistic_Auxiliary.SplittersDisplay(this, activity_timeline);
//Check if I have to update the graphs
if (DM_realtime)
{
DM_slider.Value = DM_slider.Maximum;
}
if (CoT_realtime)
{
//Here I compute the last activity range
KeyValuePair <DateTime, TimeSpan> lastActivityRange = activity_timeline.OrderByDescending(t => t.Key).First();
//Here I update the CoT slider values, without the raising of the event
CoT_rangeSlider.HigherValue = CoT_rangeSlider.Maximum;
CoT_rangeSlider.LowerValue = activity_timeline.Values.Sum(cot => cot.TotalSeconds) - lastActivityRange.Value.TotalSeconds;
}
//Here I set the new last detection to the period of restart detection
last_detection = DateTime.Now;
//Re-starting the timer needed to update the graphs
this.ActiveUpdateTimers();
}
catch (Exception ex)
{
Console.WriteLine(ex.StackTrace);
Console.WriteLine(ex.Message);
Handle_DB_Error();
}
}
return;
}
//This method initialize the entire statistic window
private void OnLoadEvent(object sender, RoutedEventArgs e)
{
try
{
Synchronizer.StartEngine(configuration, Handle_Cpp_Error);
//Changing the detection mode and representation
detection_mode = Features.Detection_Status.Running;
this.detection_status.Text = detection_mode.ToString();
this.detection_status.Foreground = Brushes.Green;
no_detection = false;
//Setting the default current view at start
current_view = this.device_distribution.Name;
//Store the activity timeline
activity_timeline = Log.GetEngineActivityTimeline(configuration, true);
}
catch (System.Data.Entity.Core.ProviderIncompatibleException dex)
{
Console.WriteLine(dex.StackTrace);
Console.WriteLine(dex.Message);
Handle_DB_Error();
}
catch (Exception ex)
{
Console.WriteLine(ex.StackTrace);
Console.WriteLine(ex.Message);
//Here I stop the engine of the C++ code
Synchronizer.StopEngine(configuration);
MessageBox.Show("An unknown error occur during the initialization of the statistic window!\n" +
"The application will be closed!");
Environment.Exit(-1);
}
//Initialization of all the axis and series of the views
Axis_Initialize();
LineSeries_Initialize();
//Here I compute the last activity range
KeyValuePair <DateTime, TimeSpan> lastActivityRange = activity_timeline.OrderByDescending(t => t.Key).First();
//Initialize the device monitoring representation
for (int i = 0; i < configuration_boards.Count; i++)
{
DM_polygon.Values.Add(new ObservablePoint(configuration_boards[i].X, configuration_boards[i].Y));
}
if (configuration_boards.Count > 2)
{
DM_polygon.Values.Add(new ObservablePoint(configuration_boards[0].X, configuration_boards[0].Y));
}
Axis_Focus_Point();
//Only if the mode is Modify or Load we display the previous data detected
if (opening_mode == Features.Window_Mode.Load || opening_mode == Features.Window_Mode.Modify)
{
DateTime lastActivity = activity_timeline.OrderBy(t => t.Key).Last().Key;
foreach (KeyValuePair <DateTime, TimeSpan> tuple in activity_timeline.OrderBy(t => t.Key))
{
//Initialize all the sliders in the representations
DM_slider.Maximum += tuple.Value.TotalSeconds;
CoT_rangeSlider.Maximum += tuple.Value.TotalSeconds;
FM_rangeSlider.Maximum += tuple.Value.TotalSeconds;
//Initialize the counting over time representation
if (tuple.Key != lastActivity && tuple.Value.TotalSeconds >= Features.delayUpdateGraphs)
{
int iteration = (int)tuple.Value.TotalSeconds / Features.delayUpdateGraphs;
for (int i = 1; i <= iteration; i++)
{
try
{
last_detection = tuple.Key.AddSeconds(i * Features.delayUpdateGraphs);
devices_position = dataCaching.LastPosition_List(last_detection);
CoT_devices.Values.Add(new DateTimePoint(last_detection, devices_position.Count));
}
catch (Exception ex)
{
Console.WriteLine(ex.StackTrace);
Console.WriteLine(ex.Message);
Handle_DB_Error();
}
}
CoT_devices.Values.Add(new DateTimePoint(last_detection, double.NaN));
}
}
//Updating the tick frequency of the sliders
DM_slider.TickFrequency = Features.percentageUpgradeSteps * DM_slider.Maximum;
CoT_rangeSlider.TickFrequency = Features.percentageUpgradeSteps * CoT_rangeSlider.Maximum;
FM_rangeSlider.TickFrequency = Features.percentageUpgradeSteps * FM_rangeSlider.Maximum;
//Here I add the splitters
Statistic_Auxiliary.SplittersDisplay(this, activity_timeline);
//Here I initialize the statistics at startup
try
{
//Here I generate the data needed for update the 3 statistics
int totalDistinctMACs, local_MACs, distinct_MACs, percentage_MACs;
totalDistinctMACs = dataCaching.TotalMAC_DistinctNumber();
local_MACs = dataCaching.LocalMAC_Number();
distinct_MACs = dataCaching.LocalMAC_DistinctNumber();
if (local_MACs == 0)
{
percentage_MACs = 0;
}
else
{
percentage_MACs = (int)(distinct_MACs * 100 / local_MACs);
}
//Here I update the text of the labels showing the statistics
this.total_distinct_MACs.Text = totalDistinctMACs.ToString();
this.local_MACs.Text = local_MACs.ToString();
this.distinct_MACs.Text = distinct_MACs.ToString();
this.percentage_local_MACs.Text = percentage_MACs.ToString() + " %";
}
catch (Exception ex)
{
Console.WriteLine(ex.StackTrace);
Console.WriteLine(ex.Message);
Handle_DB_Error();
}
}
else
{
//Initialize the date of the representations
double max = activity_timeline.Sum(t => t.Value.TotalSeconds);
DM_slider.Maximum = max;
CoT_rangeSlider.Maximum = max;
FM_rangeSlider.Maximum = max;
//Here I update the Min and Max values of the Axis of the CoT graph at startup
Statistic_Auxiliary.UpdateCoTAxisConfiguration(this, activity_timeline);
}
//Here I update DM_slider thumb
DM_slider.Value = DM_slider.Maximum;
//Here I update the CoT and FM slider values
double sum = activity_timeline.Sum(x => x.Value.TotalSeconds);
CoT_rangeSlider.HigherValue = CoT_rangeSlider.Maximum;
CoT_rangeSlider.LowerValue = sum - lastActivityRange.Value.TotalSeconds;
DateTime date_min = Statistic_Auxiliary.Translate_Slider_Value(FM_rangeSlider.LowerValue, activity_timeline);
DateTime date_max = Statistic_Auxiliary.Translate_Slider_Value(FM_rangeSlider.HigherValue, activity_timeline);
FM_rangeSlider.HigherValue = FM_rangeSlider.Maximum;
FM_rangeSlider.LowerValue = sum - lastActivityRange.Value.TotalSeconds;
FM_date_start.Text = date_min.ToString();
FM_date_end.Text = date_max.ToString();
last_detection = DateTime.Now;
//Set the operation for the first update graph event call
this.ActiveUpdateTimers();
return;
}
