NavOps class

Static helpers shared by the controller and the view.

Properties

hashCode → int

The hash code for this object.

no setter, inherited

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

Methods

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

toString() → String

A string representation of this object.

inherited

Operators

operator ==(Object other) → bool

The equality operator.

inherited

Static Methods

ancestorsOf<T>(List<NavSection<T>> sections, NavNodeId id) → List<NavNodeId>

Ancestor ids of id, outermost-first (empty if top-level or missing).

find<T>(List<NavSection<T>> sections, NavNodeId id) → NavNode<T>?

Find a node by id across all sections, or null.

leafIds<T>(NavNode<T> node) → List<NavNodeId>

All leaf ids beneath (and including, if leaf) node.

subtreeHasBadge<T>(NavNode<T> node) → bool

True when node or anything beneath it carries a badge — used to mark a collapsed module/rail icon with a dot.

walk<T>(List<NavSection<T>> sections, void visit(NavNode<T> node, List<NavNode<T>> ancestors)) → void

Depth-first walk over every node in sections, with its ancestor path.