gtk.every_filter.EveryFilter matches an item when each of its filters matches.
To add filters to a gtk.every_filter.EveryFilter, use gtk.multi_filter.MultiFilter.append.
Creates a new empty "every" filter.
Adds a filter to self to use for matching.
Removes the filter at the given position from the list of filters used by self.
gtk.every_filter.EveryFilter matches an item when each of its filters matches.
To add filters to a gtk.every_filter.EveryFilter, use gtk.multi_filter.MultiFilter.append.