JCheckBoxTree.java 文件源码

private void resetCheckingState() {
    nodesCheckingState = new HashMap<>();
    checkedPaths = new ArrayList<TreePath>() {
        @Override
        public boolean add(TreePath e) {
            if (!contains(e)) {
                return super.add(e);
            }
            return false;
        }

    };
    if (getModel() == null) {
        return;
    }
    TreeNode node = (TreeNode) getModel().getRoot();
    if (node == null) {
        return;
    }
    addSubtreeToCheckingStateTracking(node);
}