Impacts `treeview:{rename,new-file,new-folder,open-in-system}`.
Previously those were only available when the mouse was over the
`TreeView`.
They now use the same predicate as `treeview:delete`.
Impacts `treeview:{rename,new-file,new-folder,open-in-system}`.
Previously those were only available when the mouse was over the
`TreeView`.
They now use the same predicate as `treeview:delete`.