Method removeViewNode

valdi/src/valdi/runtime/Context/ViewNodeTree.cpp:494–519

// Raw APIs

Ref<ViewNode> ViewNodeTree::removeViewNode(RawViewNodeId id) {
    const auto& iterator = _rawViewNodes.find(id);
    if (iterator == _rawViewNodes.end()) {
        return nullptr;
    }

    auto viewNode = iterator->second;
    _rawViewNodes.erase(iterator);

    auto& viewTransactionScope = getCurrentViewTransactionScope();

    while (viewNode->getChildCount() > 0) {
        auto* child = viewNode->getChildAt(viewNode->getChildCount() - 1);
        if (removeViewNode(child->getRawId()) == nullptr) {
            child->removeFromParent(viewTransactionScope);
        }
    }

    viewNode->clear(viewTransactionScope);

    if (viewNode == _rootViewNode) {
        setRootViewNode(nullptr, false);
    }

    return viewNode;
}

Ref<ViewNode> ViewNodeTree::getViewNode(RawViewNodeId id) {
    const auto& iterator = _rawViewNodes.find(id);