collapseCascading method

void collapseCascading(
  1. Iterable<T> nodes
)

Traverses the subtrees of nodes in depth first order collapsing every visited node, then calls rebuild.

Implementation

void collapseCascading(Iterable<T> nodes) {
  if (nodes.isEmpty) return;
  _applyCascadingAction(nodes, _collapse);
  rebuild();
}