sliver_tree/_sync_helpers library

Internal sync-time helpers shared by widgets that drive a TreeController through a TreeSyncController. Not exported from the package barrel.

Functions

expandParentsThatGainedChildren<TKey, TData>({required TreeController<TKey, TData> controller, required Map<TKey, List<TKey>> oldChildrenByParent, required Map<TKey, List<TKey>> newChildrenByParent, required Set<TKey> rememberedBeforeSync, required bool animate}) → void

Auto-expands parents whose first children appeared in the most recent sync.