(VaadinDemo) Combobox looses entered value on focuslost

Also in the vaadin demo page, when i enter a new city to the combobox and press the TAB key, so the entered name dissapears.

Maybe often this is useful, but in my usecase it is not.

I use the combobox as a google suggestfield and i want to use the component as a google field (like filtering in the textfield and select a item) but also like a normal search field where the user can enter a search expression press the TAB in order to press the “search button”.

Is there a way that the content doesn’t dissapear on focus lost?

Probably it is also related to this:

means, ComboBox selects first same named item when loosing focus.

In my case no item were found, so it is emty…