public ContainerForm(ServiceBusHelper serviceBusHelper, MainForm mainForm, RelayDescription relayDescription)
        {
            try
            {
                InitializeComponent();
                Task.Factory.StartNew(AsyncWriteToLog).ContinueWith(t =>
                {
                    if (t.IsFaulted && t.Exception != null)
                    {
                        WriteToLog(t.Exception.Message);
                    }
                });
                this.mainForm = mainForm;
                mainSplitterDistance = mainSplitContainer.SplitterDistance;
                SuspendLayout();
                panelMain.SuspendDrawing();
                panelMain.Controls.Clear();
                panelMain.BackColor = SystemColors.GradientInactiveCaption;

                testRelayControl = new TestRelayControl(mainForm, WriteToLog, StopLog, StartLog, relayDescription, new ServiceBusHelper(WriteToLog, serviceBusHelper))
                {
                    Location = new Point(1, panelMain.HeaderHeight + 1),
                    Size = new Size(panelMain.Size.Width - 3, panelMain.Size.Height - 26),
                    Anchor = AnchorStyles.Bottom | AnchorStyles.Top | AnchorStyles.Left | AnchorStyles.Right
                };

                Text = string.Format(TestRelayFormat, relayDescription.Path);

                testRelayControl.btnCancel.Text = CloseLabel;
                testRelayControl.btnCancel.Click -= testRelayControl.btnCancel_Click;
                testRelayControl.btnCancel.Click += BtnCancelOnClick;
                testRelayControl.Focus();

                panelMain.HeaderText = string.Format(HeaderTextTestRelayFormat, relayDescription.Path);

                panelMain.Controls.Add(testRelayControl);
                SetStyle(ControlStyles.ResizeRedraw, true);
            }
            finally
            {
                panelMain.ResumeDrawing();
                ResumeLayout();
            }
        }
        private void TestRelay(RelayDescription relayDescription, bool sdi)
        {
            if (sdi)
            {
                TestRelayControl relayServiceControl = null;

                try
                {
                    panelMain.SuspendDrawing();
                    foreach (var userControl in panelMain.Controls.OfType<UserControl>())
                    {
                        userControl.Dispose();
                    }
                    panelMain.Controls.Clear();
                    panelMain.BackColor = SystemColors.GradientInactiveCaption;
                    relayServiceControl = new TestRelayControl(this,
                                                               WriteToLog,
                                                               StopLog,
                                                               StartLog,
                                                               relayDescription,
                                                               serviceBusHelper);
                    relayServiceControl.SuspendDrawing();
                    relayServiceControl.Location = new Point(1, panelLog.HeaderHeight + 1);
                    panelMain.Controls.Add(relayServiceControl);
                    SetControlSize(relayServiceControl);
                    relayServiceControl.OnCancel += MainForm_OnCancel;
                }
                catch (Exception ex)
                {
                    HandleException(ex);
                }
                finally
                {
                    panelMain.ResumeDrawing();
                    if (relayServiceControl != null)
                    {
                        relayServiceControl.ResumeDrawing();
                    }
                }
            }
            else
            {
                var form = new ContainerForm(serviceBusHelper, this, relayDescription);
                form.Show();
            }
        }