public static LayoutAnchorGroup AddGroup(this LayoutAnchorSide side) { var group = new LayoutAnchorGroup(); side.AddChild(group); return(group); }
public static LayoutAnchorGroup FirstOrAdd(this LayoutAnchorSide side) { var group = side.Children.FirstOrDefault <LayoutAnchorGroup>(); if (group is null) { group = new LayoutAnchorGroup(); side.AddChild(group); } return(group); }