Change some unsigned int variables to NodeId.

Fix the `getNodeId()` function return value to `NodeId`

Author: zmoth

examples/dynamic_ports/DynamicPortsModel.hpp

@@ -122,5 +122,5 @@ class DynamicPortsModel : public QtNodes::AbstractGraphModel
     mutable std::unordered_map<NodeId, PortAddRemoveWidget *> _nodeWidgets;
 
     /// A convenience variable needed for generating unique node ids.
-    unsigned int _nextNodeId;
+    NodeId _nextNodeId;
 };

examples/simple_graph_model/SimpleGraphModel.hpp

@@ -105,5 +105,5 @@ class SimpleGraphModel : public QtNodes::AbstractGraphModel
     mutable std::unordered_map<NodeId, NodeGeometryData> _nodeGeometryData;
 
     /// A convenience variable needed for generating unique node ids.
-    unsigned int _nextNodeId;
+    NodeId _nextNodeId;
 };

examples/vertical_layout/SimpleGraphModel.hpp

@@ -106,5 +106,5 @@ class SimpleGraphModel : public QtNodes::AbstractGraphModel
     mutable std::unordered_map<NodeId, NodeGeometryData> _nodeGeometryData;
 
     /// A convenience variable needed for generating unique node ids.
-    unsigned int _nextNodeId;
+    NodeId _nextNodeId;
 };

src/BasicGraphicsScene.cpp

@@ -193,7 +193,7 @@ void BasicGraphicsScene::traverseGraphAndPopulateGraphicsObjects()
 
     // Then for each node check output connections and insert them.
     for (NodeId const nodeId : allNodeIds) {
-        unsigned int nOutPorts = _graphModel.nodeData<PortCount>(nodeId, NodeRole::OutPortCount);
+        auto nOutPorts = _graphModel.nodeData<PortCount>(nodeId, NodeRole::OutPortCount);
 
         for (PortIndex index = 0; index < nOutPorts; ++index) {
             auto const &outConnectionIds = _graphModel.connections(nodeId, PortType::Out, index);