Thank you for sharing your solution with the community. I am not sure that I understand the issue that you address and we want to investigate the case. Please, could you open a support ticket and send us your application. This will help us to understand the issue and to address it.
I am looking forward to your project.
All the best,
the Telerik team
Q3’10 SP1 of RadControls for WinForms is available for download; also available is the Q1'11 Roadmap for Telerik Windows Forms controls.