this->actualTreeItem.Unset();
tree_Projects->BuildTree(this->model->GetModelElements(),this->model->GetProject());
tree_Projects->SelectItem(this->model->GetProject()->GetId().GetWxId());
this->actualTreeItem.Unset();
tree_Projects->BuildTree(this->model->GetModelElements(),this->model->GetProject());
tree_Projects->SelectItem(this->model->GetProject()->GetId().GetWxId());