note Anonymous Monk <p><i> Is it somehow possible to restrict the minimum size of a node (Tk::GraphItem::TextBox) in the AbstractCanvas. </i><P> Sure, but I think you'd have to patch the module :) <p> Or maybe you could create a Scrolled Canvas and set/enforce the minimum size to something acceptable <p><i> How can I make a small view of my whole Graph Layout window which I can use as a control widget to navigate the main layout (This widget may be placed at some corner of the same frame or may be independent). </i> <p> create two canvases and place one on top of the other, see Tk-AbstractCanvas-1.4.A7QFZHF/ex/chvw.pl , its close enough 997988 997988 4