Method recursiveElements

native/desc/Element.cpp:98–107

Select elements if it satisfies bool function func \param func bool function \param result the vector for storing elements satisfying bool function func

/// \param func bool function
/// \param result the vector for storing elements satisfying bool function func
    void Element::recursiveElements(const std::function<bool(ElementPtr)> &func,
                                    std::vector<ElementPtr> &result) const {
        if (func != nullptr) {
            for (const auto &child: this->_children) {
                if (func(child))
                    result.push_back(child);
                child->recursiveElements(func, result);
            }
        }
    }

    void Element::recursiveDoElements(const std::function<void(std::shared_ptr<Element>)> &doFunc) {
        if (doFunc != nullptr) {