Do you ask about instantiating our controls in the code-behind. If so than the answer is Yes, it is possible to create our controls in code-behind. For example you can create an RadExpander control as we do in the attached example.
Please give it a try and let us know if you have other questions.
Greetings,
Ivan
the Telerik team
Do you want to have your say when we set our development plans?
Do you want to know when a feature you care about is added or when a bug fixed?
Explore the
Telerik Public Issue Tracking
system and vote to affect the priority of the items.