{
wxString fname;
m_docManager->MakeDefaultName(fname);
- fname += _T(".3dif");
+ fname += _T(".g3d");
Graph3dFileDocument* newDoc = dynamic_cast<Graph3dFileDocument*>(m_pDocTemplGraph3d->CreateDocument (fname));
if (newDoc) {
newDoc->SetDocumentName (m_pDocTemplGraph3d->GetDocumentName());