| 32 | } |
| 33 | |
| 34 | void QNodeManager::push_back_node(std::shared_ptr<QNode> node) |
| 35 | { |
| 36 | if (!node) |
| 37 | { |
| 38 | QCERR("node is null"); |
| 39 | throw std::runtime_error("node is null"); |
| 40 | } |
| 41 | |
| 42 | if (m_parent == node.get()) |
| 43 | { |
| 44 | throw std::runtime_error("Error: Cann't inserte to node-self."); |
| 45 | } |
| 46 | |
| 47 | auto copy_node = /*deepCopyQNode*/(node); |
| 48 | |
| 49 | WriteLock wl(m_sm); |
| 50 | |
| 51 | { |
| 52 | auto last_node = m_end->getPre(); |
| 53 | |
| 54 | Item *iter = new OriginItem(); |
| 55 | iter->setNode(copy_node); |
| 56 | iter->setNext(m_end); |
| 57 | iter->setPre(last_node); |
| 58 | |
| 59 | last_node->setNext(iter); |
| 60 | m_end->setPre(iter); |
| 61 | } |
| 62 | } |
| 63 | |
| 64 | NodeIter QNodeManager::get_first_node_iter() |
| 65 | { |