Thank you for writing.
You should create callback functions that are responsible for converting the value that you want. You can find the available documentation for this functionality here
. In addition, you can find some information in the following forum post
. The conversion method should convert the value from the data source value to the object value and vice versa. If you still have other related questions, do not hesitate to contact us.
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.