void wxDocMDIParentFrame::OnMRUFile(wxCommandEvent& event)
{
wxString f(m_docManager->GetHistoryFile(event.GetSelection() - wxID_FILE1));
void wxDocMDIParentFrame::OnMRUFile(wxCommandEvent& event)
{
wxString f(m_docManager->GetHistoryFile(event.GetSelection() - wxID_FILE1));