Comment 102 for bug 691380

(In reply to comment #98)
> Some further advanced comments on the proposed behaviour:
>
> (In reply to comment #37)
> > Properties of Simple Quick Filter Widget with sticky pin
> [...]
> h2) always ensure that criteria for quick filter widget and classic filter bar
> are identical (both the search string and the advanced criteria)
> - while typing into the widget, search string simultaneously appears in the
> filter bar (if it's shown)

and vice versa, of course

> - when setting advanced criteria in the widget, same criteria are
> simultaneously set in the filter bar

and vice versa, for sure

> - when user changes the visibility of either the widget (toolbar customize) or
> the filter bar (View > toolbars > filter bar, or the filter tab toggle), ensure
> criteria from "the other" filter UI, if any, are duplicated immediately

so that filter criteria are always identical/synchronized, right away