| Value | Meaning |
|---|---|
| Some0 | The filter matches some items, gtk.filter.Filter.match may return true or false |
| None1 | The filter does not match any item, gtk.filter.Filter.match will always return false. |
| All2 | The filter matches all items, gtk.filter.Filter.match will alays return true. |
Describes the known strictness of a filter.
Note that for filters where the strictness is not known, gtk.types.FilterMatch.Some is always an acceptable value, even if a filter does match all or no items.