Opc.Ua.SampleClient.ClientPage.ContextMenu_OnDelete C# (CSharp) Method

        private void ContextMenu_OnDelete(object sender, RoutedEventArgs e)
        {
            try
            {
                var monitoredItem = CommandBTN.Tag as MonitoredItem;
                if (monitoredItem == null)
                    return;
                var subscription = monitoredItem.Subscription;
                SessionsCTRL.Delete(monitoredItem);
                if (subscription.MonitoredItemCount == 0)
                {
                    // Remove subscription if no more items
                    CommandBTN.Tag = subscription;
                    ContextMenu_OnCancel(sender, e);
                }
            }
            catch (Exception exception)
            {
                GuiUtils.HandleException(String.Empty, GuiUtils.CallerName(), exception);
            }
        }