KinectWithVRServer.MainWindow.DepthSourcePickerComboBox_SelectionChanged C# (CSharp) Méthode

        private void DepthSourcePickerComboBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            if (DepthSourcePickerComboBox.SelectedItem != null)
            {
                //Remove the event from the previous selection
                if (server != null)
                {
                    for (int i = 0; i < server.kinects.Count; i++)
                    {
                        if (server.kinects[i].uniqueKinectID == DepthStreamUniqueID)
                        {
                            server.kinects[i].DepthFrameReceived -= MainWindow_DepthFrameReceived;
                            server.kinects[i].SkeletonChanged -= MainWindow_SkeletonChangedDepth;
                            DepthStreamUniqueID = "";
                        }
                    }
                }

                //Add the new frame event
                if (DepthSourcePickerComboBox.SelectedItem.ToString().ToLower() == "none")
                {
                    DepthStreamUniqueID = "";
                    DepthImage.Visibility = System.Windows.Visibility.Hidden;

                    //Set the frame rate display to 0
                    DepthFPSTextBlock.Text = "0.0";
                    depthTimeIntervals.Clear();
                    lastDepthTime = new TimeSpan(0);
                }
                else
                {
                    string temp = DepthSourcePickerComboBox.SelectedItem.ToString().ToLower().Replace("kinect ", "");
                    int kinectIndex = -1;
                    if (int.TryParse(temp, out kinectIndex))
                    {
                        DepthStreamUniqueID = server.kinects[kinectIndex].uniqueKinectID;
                        DepthImage.Visibility = System.Windows.Visibility.Visible;
                        server.kinects[kinectIndex].DepthFrameReceived += MainWindow_DepthFrameReceived;
                        server.kinects[kinectIndex].SkeletonChanged += MainWindow_SkeletonChangedDepth;

                        CheckAndChangeDepthShader(kinectIndex);
                    }
                }
            }
        }