visitChildren method
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) {
if (view != null) visitor(view!);
if (rowHeader != null) visitor(rowHeader!);
if (columnHeader != null) visitor(columnHeader!);
if (topLeftCorner != null) visitor(topLeftCorner!);
if (bottomLeftCorner != null) visitor(bottomLeftCorner!);
if (bottomRightCorner != null) visitor(bottomRightCorner!);
if (topRightCorner != null) visitor(topRightCorner!);
if (horizontalScrollBar != null) visitor(horizontalScrollBar!);
if (verticalScrollBar != null) visitor(verticalScrollBar!);
}