this.renderedPanels = new HashMap<Integer, Panel>();
this.selectedPanels = new LinkedHashSet<Panel>();
canvasPanel = new CanvasPanel();
canvasPanel.getAccessibleContext().setAccessibleName("Canvas");
canvasPanel.setLayout(new CanvasLayoutManager(CanvasLayoutManager.MIX));
/*
* Check to ensure that there are no other canvas manifestations being manifested above this
* element, to avoid infinite recursion (tunnel of mirrors)
*/