Function CreateDialogParamA

pub unsafe fn CreateDialogParamA<P1>(
    hinstance: Option<HINSTANCE>,
    lptemplatename: P1,
    hwndparent: Option<HWND>,
    lpdialogfunc: DLGPROC,
    dwinitparam: LPARAM,
) -> Result<HWND>
where
    P1: Param<PCSTR>,