build abstract method

Widget build(
  1. BuildContext context,
  2. List<TreeNodeDepth> depth,
  3. int index
)

Builds the visual representation of branch lines for a tree node.

Creates a widget that shows the connection lines between tree nodes based on the node's position in the hierarchy and its depth information.

Parameters:

  • context (BuildContext): Build context for theme access
  • depth (List
  • index (int): Index within the current depth level

Returns: A Widget representing the branch line visualization

Implementation

Widget build(BuildContext context, List<TreeNodeDepth> depth, int index);