autocompletebox focus in wpf

Question

when I try to focus on my \"autocompletetextbox\" I failed I write autocompletetextbox.focus() but the cursor still focus in another what should I do or write t

Answer 1

This is very old question, but I want to share my work-around.

Keyboard.Focus(autocompletetextbox);
autocompletetextbox.MoveFocus(new TraversalRequest(FocusNavigationDirection.Next));

This works in WPFToolkit v3.5.50211.1 on Visual Studio Express 2015 for Windows Desktop