wxWidgets菜单上显示图标

wxMenu* file_menu =newwxMenu();

wxMenuItem* pMenuItem =new wxMenuItem(file_menu, wxID_EXIT, wxT("退出(&X)/tCtrl-x"), wxT("退出本系统"));

wxBitmap bitmap; 

bitmap.LoadFile(wxT("123.png"), wxBITMAP_TYPE_PNG);

pMenuItem->SetBitmap(wxBITMAP(exit_16x16_bmp));

file_menu->Append(pMenuItem);

pMenuBar->Append(file_menu, wxT("文件(&F)"));