visitChildren method Null safety

  1. @override
void visitChildren(
  1. RenderObjectVisitor visitor
)
override

Calls visitor for each immediate child of this render object.

Override in subclasses with children and call the visitor for each child.

Implementation

@override
void visitChildren(RenderObjectVisitor visitor) {
  assert(_children.length == rows * columns);
  for (final RenderBox? child in _children) {
    if (child != null) {
      visitor(child);
    }
  }
}