สอบถามปัญหาเรื่อง การ control กล้อง ของ windows mobile app ครับ CameraCaptureDialog

  private void MainForm_Load(object sender, EventArgs e)
        {
            if (!Pic.Equals(string.Empty))
            {
                MessageBox.Show(Pic);

                picDecode.Image = new Bitmap(Pic);
                //BindDataGrid();

                if (!IsCameraEnabled())
                {
                    Application.Exit();
                }

            }

        }

 public void TakeStillPicture1()
        {
            var cameraCapture = new CameraCaptureDialog
                                    {
                                        Mode = CameraCaptureMode.Still
                                    };            
            try
            {
                // Displays the "Camera Capture" dialog box
                if (DialogResult.OK == cameraCapture.ShowDialog())
                {
                    var fileName = cameraCapture.FileName; 
                    var mf = new MainForm();
                    mf.Pic = fileName;
                    mf.Show();
                    File.Delete(cameraCapture.FileName); 
                    File.Delete(cameraCapture.FileName);
                    this.Hide();
                    cameraCapture.Dispose();
                }
            }
            catch (ArgumentException ex)
            {
                // An invalid argument was specified.
                MessageBox.Show(ex.Message, Text, MessageBoxButtons.OK,
                                MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button1);
            }
            catch (OutOfMemoryException ex)
            {
                // There is not enough memory to save the image or video.
                MessageBox.Show(ex.Message, Text, MessageBoxButtons.OK,
                                MessageBoxIcon.Hand, MessageBoxDefaultButton.Button1);
            }
            catch (InvalidOperationException ex)
            {
                // An unknown error occurred.
                MessageBox.Show(ex.Message, Text, MessageBoxButtons.OK,
                                MessageBoxIcon.Hand, MessageBoxDefaultButton.Button1);
            }
            catch (Exception ex)
            {
                // An unknown error occurred.
                MessageBox.Show(ex.Message, Text, MessageBoxButtons.OK,
                                MessageBoxIcon.Hand, MessageBoxDefaultButton.Button1);
            }
                        
            cameraCapture.Dispose();
        }

private bool IsCameraEnabled()
        {
            var cameraEnabled = SystemState.GetValue(SystemProperty.CameraEnabled);
            if (null != cameraEnabled && 0 == (int)cameraEnabled)
            {
                MessageBox.Show("The camera is disabled", Text,
                                MessageBoxButtons.OK, MessageBoxIcon.Exclamation, MessageBoxDefaultButton.Button1);
                return false;
            }
            else
            {
                return true;
            }
        }