How to find the ParentComboBox of a ComboBoxItem?

Question

How can I get the ParentComboBox of an ComboBoxItem?

I would like to close an open ComboBox if the Insert-Key is pressed:

 var focusedElement          


        

Answer 1

As H.B. wrote you also can use

var parent = ItemsControl.ItemsControlFromItemContainer(comboBoxItem) as ComboBox;