- wxTreeItemId rootIndex;
- rootIndex= this-> AddRoot(crea::std2wx(projectTree->GetName()), this->ID_PrIcon, this->ID_PrIcon);
- projectTree->SetId(rootIndex);
- modelElements[rootIndex] = projectTree;
+ projectTree->SetId(this->AddRoot(crea::std2wx(projectTree->GetName()), this->ID_PrIcon));
+
+ modelElements[projectTree->GetId()] = projectTree;