Hello David A.,
Thank you for your question.
It is better to change the text of the items on the PopupOpening
event to ensure that the text will be changed before the popup is shown. Here is a code sample that demonstrates this:
sender, CancelEventArgs e)
I hope this helps. Feel free to ask if you have any additional questions.
the Telerik team
Q1’11 SP1 of RadControls for WinForms is available for download
; also available is the Q2'11 Roadmap
for Telerik Windows Forms controls.