Hello yjh,
You can set
IsRestricted property of the RadWindow to true. This will restrict moving the window only in the browser area. You can further set
RestrictedMargin if you want to restrict the RadWindow in a smaller area. Hope this helps.
Greetings,
Boyan
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