@Override
    public void performAction(DBNNode node, Tree tree, Event event, boolean defaultAction) {
        if (DBWorkbench.getPlatform().getPreferenceStore().getBoolean(NavigatorPreferences.NAVIGATOR_SHOW_NODE_ACTIONS)) {
            // Detect active action
            INavigatorNodeActionHandler overActionButton = getActionButton(node, tree, event);
            if (overActionButton != null) {
                overActionButton.handleNodeAction(view, node, event, defaultAction);
            }
        }
    }
Statistics node renderer.
Draws connection type marker next to the item name.
Draws item statistics in the right part.
plugins/org.jkiss.dbeaver.ui.navigator/src/org/jkiss/dbeaver/ui/navigator/database/StatisticsNavigatorNodeRenderer.java