windows-nt/Source/XPSP1/NT/public/sdk/inc/crt/ios
2020-09-26 16:20:57 +08:00

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// ios standard header
#ifndef _IOS_
#define _IOS_
#include <streambuf>
#ifdef _MSC_VER
#pragma pack(push,8)
#endif /* _MSC_VER */
_STD_BEGIN
// TEMPLATE CLASS basic_ios
template<class _E, class _Tr = char_traits<_E> >
class basic_ios : public ios_base {
public:
typedef basic_ios<_E, _Tr> _Myt;
typedef basic_ostream<_E, _Tr> _Myos;
typedef basic_streambuf<_E, _Tr> _Mysb;
typedef ctype<_E> _Ctype;
explicit basic_ios(_Mysb *_S)
{init(_S); }
basic_ios(const _Myt& _R)
{init(0), *this = _R; }
virtual ~basic_ios()
{}
typedef _E char_type;
typedef _Tr traits_type;
typedef _Tr::int_type int_type;
typedef _Tr::pos_type pos_type;
typedef _Tr::off_type off_type;
void clear(iostate _St = goodbit, bool _Ex = false)
{ios_base::clear(_Sb == 0 ? (int)_St | (int)badbit
: (int)_St, _Ex); }
void clear(io_state _St)
{clear((iostate)_St); }
void setstate(iostate _St, bool _Ex = false)
{if (_St != goodbit)
clear((iostate)((int)rdstate() | (int)_St), _Ex); }
void setstate(io_state _St)
{setstate((iostate)_St); }
_Myt& copyfmt(const _Myt& _R)
{_Tiestr = _R.tie();
_Fillch = _R.fill();
ios_base::copyfmt(_R);
return (*this); }
_Myos *tie() const
{return (_Tiestr); }
_Myos *tie(_Myos *_N)
{_Myos *_O = _Tiestr;
_Tiestr = _N;
return (_O); }
_Mysb *rdbuf() const
{return (_Sb); }
_Mysb *rdbuf(_Mysb *_N)
{_Mysb *_O = _Sb;
_Sb = _N;
clear();
return (_O); }
locale imbue(const locale& _Ln)
{if (rdbuf() != 0)
rdbuf()->pubimbue(_Ln);
return (ios_base::imbue(_Ln)); }
_E fill() const
{return (_Fillch); }
_E fill(_E _Nf)
{_E _Of = _Fillch;
_Fillch = _Nf;
return (_Of); }
char narrow(_E _C, char _D = '\0') const
{const _Ctype& _Fac = _USE(getloc(), _Ctype);
return (_Fac.narrow(_C, _D)); }
_E widen(char _C) const
{const _Ctype& _Fac = _USE(getloc(), _Ctype);
return (_Fac.widen(_C)); }
protected:
void init(_Mysb *_S = 0,
bool _Isstd = false)
{_Sb = _S;
_Tiestr = 0;
_Fillch = _WIDEN(_E, ' ');
_Init();
if (_Sb == 0)
setstate(badbit);
if (_Isstd)
_Addstd(); }
basic_ios()
{}
private:
_Mysb *_Sb;
_Myos *_Tiestr;
_E _Fillch;
};
#ifdef _DLL
#pragma warning(disable:4231) /* the extern before template is a non-standard extension */
extern template class _CRTIMP basic_ios<char, char_traits<char> >;
extern template class _CRTIMP basic_ios<wchar_t, char_traits<wchar_t> >;
#pragma warning(default:4231) /* restore previous warning */
#endif // _DLL
// MANIPULATORS
inline ios_base& __cdecl boolalpha(ios_base& _I)
{_I.setf(ios_base::boolalpha);
return (_I); }
inline ios_base& __cdecl dec(ios_base& _I)
{_I.setf(ios_base::dec, ios_base::basefield);
return (_I); }
inline ios_base& __cdecl fixed(ios_base& _I)
{_I.setf(ios_base::fixed, ios_base::floatfield);
return (_I); }
inline ios_base& __cdecl hex(ios_base& _I)
{_I.setf(ios_base::hex, ios_base::basefield);
return (_I); }
inline ios_base& __cdecl internal(ios_base& _I)
{_I.setf(ios_base::internal, ios_base::adjustfield);
return (_I); }
inline ios_base& __cdecl left(ios_base& _I)
{_I.setf(ios_base::left, ios_base::adjustfield);
return (_I); }
inline ios_base& __cdecl noboolalpha(ios_base& _I)
{_I.unsetf(ios_base::boolalpha);
return (_I); }
inline ios_base& __cdecl noshowbase(ios_base& _I)
{_I.unsetf(ios_base::showbase);
return (_I); }
inline ios_base& __cdecl noshowpoint(ios_base& _I)
{_I.unsetf(ios_base::showpoint);
return (_I); }
inline ios_base& __cdecl noshowpos(ios_base& _I)
{_I.unsetf(ios_base::showpos);
return (_I); }
inline ios_base& __cdecl noskipws(ios_base& _I)
{_I.unsetf(ios_base::skipws);
return (_I); }
inline ios_base& __cdecl nounitbuf(ios_base& _I)
{_I.unsetf(ios_base::unitbuf);
return (_I); }
inline ios_base& __cdecl nouppercase(ios_base& _I)
{_I.unsetf(ios_base::uppercase);
return (_I); }
inline ios_base& __cdecl oct(ios_base& _I)
{_I.setf(ios_base::oct, ios_base::basefield);
return (_I); }
inline ios_base& __cdecl right(ios_base& _I)
{_I.setf(ios_base::right, ios_base::adjustfield);
return (_I); }
inline ios_base& __cdecl scientific(ios_base& _I)
{_I.setf(ios_base::scientific, ios_base::floatfield);
return (_I); }
inline ios_base& __cdecl showbase(ios_base& _I)
{_I.setf(ios_base::showbase);
return (_I); }
inline ios_base& __cdecl showpoint(ios_base& _I)
{_I.setf(ios_base::showpoint);
return (_I); }
inline ios_base& __cdecl showpos(ios_base& _I)
{_I.setf(ios_base::showpos);
return (_I); }
inline ios_base& __cdecl skipws(ios_base& _I)
{_I.setf(ios_base::skipws);
return (_I); }
inline ios_base& __cdecl unitbuf(ios_base& _I)
{_I.setf(ios_base::unitbuf);
return (_I); }
inline ios_base& __cdecl uppercase(ios_base& _I)
{_I.setf(ios_base::uppercase);
return (_I); }
_STD_END
#ifdef _MSC_VER
#pragma pack(pop)
#endif /* _MSC_VER */
#endif /* _IOS_ */
/*
* Copyright (c) 1994 by P.J. Plauger. ALL RIGHTS RESERVED.
* Consult your license regarding permissions and restrictions.
*/