initState method

@override void initState()

Called when this object is inserted into the tree.

Implementation

@override
void initState() {
  super.initState();
  _isFocused = widget.focused;
  updateFlatNodes();
  _focusNode = FocusNode(id: 'tree_${widget.hashCode}');
  if (_isFocused) {
    scheduleMicrotask(() {
      if (mounted) _focusNode.requestFocus();
    });
  }
}