selectionActions = Maps.newHashMap();
selectionModel.addSelectionListener(new SelectionActionUpdater());
setModel(data);
scroll = new KongaScrollPane(canvas);
scroll.setBackground(Color.WHITE);
dropHandler = new NoDropHandler();
inputListeners = new CopyOnWriteArrayList<GraphInputListener>();
mouseEventDispatcher = new MouseEventDispatcher();
setNavigationOrder(null);
registerInputHandler();
bindDebugActions();