I make extensive use of the hierarchical list function, but there is one thing I can't work out how to do. I've made a minimal example here: I have three tables, projects, groups and records. Projects can have several groups, and groups contain sever...

Is there any mechanism which can be used to allow only some records within a list view to be editable? I would like my team to be able to edit records until they are marked as complete, after which editing should no longer be allowed. I'd also like t...