implemented final connections to allow creating new nodes in the nodeview

app/node/factory.cpp

@@ -37,7 +37,10 @@ Menu *NodeFactory::CreateMenu()
 {
   Menu* menu = new Menu();
 
-  foreach (Node* n, library_) {
+  for (int i=0;i<library_.size();i++) {
+    Node* n = library_.at(i);
+
+    // Make sure nodes are up-to-date with the current translation
     n->Retranslate();
 
     QStringList path = n->Category().split('/');
@@ -72,12 +75,24 @@ Menu *NodeFactory::CreateMenu()
 
     // Add entry to menu
     QAction* a = destination->InsertAlphabetically(n->Name());
+    a->setData(i);
     a->setToolTip(n->Description());
   }
 
   return menu;
 }
 
+Node* NodeFactory::CreateFromMenuAction(QAction *action)
+{
+  int library_index = action->data().toInt();
+
+  if (library_index >= 0 && library_index < library_.size()) {
+    return library_.at(library_index)->copy();
+  }
+
+  return nullptr;
+}
+
 Node *NodeFactory::CreateInternal(const NodeFactory::InternalID &id)
 {
   switch (id) {

app/node/factory.h

@@ -35,6 +35,8 @@ public:
 
   static Menu* CreateMenu();
 
+  static Node *CreateFromMenuAction(QAction* action);
+
 private:
   static Node* CreateInternal(const InternalID& id);
 

app/widget/nodeview/nodeview.cpp

@@ -199,6 +199,25 @@ void NodeView::SceneSelectionChangedSlot()
 
 void NodeView::ShowContextMenu(const QPoint &pos)
 {
-  Menu* m = NodeFactory::CreateMenu();
-  m->exec(pos);
+  if (!graph_) {
+    return;
+  }
+
+  Menu* m = new Menu();
+
+  Menu* add_menu = NodeFactory::CreateMenu();
+  add_menu->setTitle(tr("Add"));
+  connect(add_menu, SIGNAL(triggered(QAction*)), this, SLOT(CreateNodeSlot(QAction*)));
+  m->addMenu(add_menu);
+
+  m->exec(mapToGlobal(pos));
+}
+
+void NodeView::CreateNodeSlot(QAction *action)
+{
+  Node* new_node = NodeFactory::CreateFromMenuAction(action);
+
+  if (new_node) {
+    graph_->AddNode(new_node);
+  }
 }

app/widget/nodeview/nodeview.h

@@ -137,6 +137,11 @@ private slots:
    */
   void ShowContextMenu(const QPoint &pos);
 
+  /**
+   * @brief Receiver for when the user requests a new node from the add menu
+   */
+  void CreateNodeSlot(QAction* action);
+
 };
 
 #endif // NODEVIEW_H