WPF: ComboBox with reset item

Question

I want to make a ComboBox in WPF that has one null item on the top, when this gets selected, the SelectedItem should be set to null (reset to default state). I\

Answer 1

Please use the following code.

    (None)

In the viewmodel, catch the "ClearSelectedItems" change notification and clear the SelectedItems of ItemsControl.