| 15 | using QtNodes::FlowScene; |
| 16 | |
| 17 | QtNodes::Node* findRoot(const QtNodes::FlowScene &scene) |
| 18 | { |
| 19 | Node* root = nullptr; |
| 20 | |
| 21 | for (auto& it: scene.nodes() ) |
| 22 | { |
| 23 | Node* node = it.second.get(); |
| 24 | if( node->nodeDataModel()->nPorts( PortType::In ) == 0 ) |
| 25 | { |
| 26 | if( !root ) root = node; |
| 27 | else return nullptr; |
| 28 | } |
| 29 | else if( node->nodeState().connections( PortType::In, 0 ).empty() ) |
| 30 | { |
| 31 | if( !root ) root = node; |
| 32 | else return nullptr; |
| 33 | } |
| 34 | } |
| 35 | return root; |
| 36 | } |
| 37 | |
| 38 | std::vector<Node*> getChildren(const QtNodes::FlowScene &scene, |
| 39 | const Node& parent_node, |
no test coverage detected