public void selectNone() {
        expandMenu();
        for(int i = 0; i < methodTree.getRowCount(); i++) {
            TreePath path = methodTree.getPathForRow(i);
            if(path == null) return;
            DefaultMutableTreeNode treeNode = (DefaultMutableTreeNode) path.getLastPathComponent();
            if(treeNode.getUserObject() instanceof TreeNodeObject) {
                TreeNodeObject co = (TreeNodeObject) treeNode.getUserObject();
                if(co.isSelected() && co.isNoCategory()) {
                    co.setSelected(false);
                    handler.toggleDecodingMethod(co.getMethodID());
                }
            }
        }
        methodTree.repaint();
    }