williamr@2: /*
williamr@2: * © Portions copyright (c) 2006-2007 Nokia Corporation. All rights reserved.
williamr@2: * Copyright (c) 1999
williamr@2: * Silicon Graphics Computer Systems, Inc.
williamr@2: *
williamr@2: * Copyright (c) 1999
williamr@2: * Boris Fomitchev
williamr@2: *
williamr@2: * This material is provided "as is", with absolutely no warranty expressed
williamr@2: * or implied. Any use is at your own risk.
williamr@2: *
williamr@2: * Permission to use or copy this software for any purpose is hereby granted
williamr@2: * without fee, provided the above notices are retained on all copies.
williamr@2: * Permission to modify the code and to distribute modified code is granted,
williamr@2: * provided the above notices are retained, and a notice that the code was
williamr@2: * modified is included with the above copyright notice.
williamr@2: *
williamr@2: */
williamr@2:
williamr@2: #ifndef _STLP_IOMANIP
williamr@2: #define _STLP_IOMANIP
williamr@2:
williamr@2: # ifndef _STLP_OUTERMOST_HEADER_ID
williamr@2: # define _STLP_OUTERMOST_HEADER_ID 0x1030
williamr@2: # include <stl/_prolog.h>
williamr@2: # endif
williamr@2:
williamr@2: # ifdef _STLP_PRAGMA_ONCE
williamr@2: # pragma once
williamr@2: # endif
williamr@2:
williamr@2: # if defined ( _STLP_OWN_IOSTREAMS )
williamr@2:
williamr@2: # include <stl/_istream.h> // Includes <ostream> and <ios>
williamr@2:
williamr@2: _STLP_BEGIN_NAMESPACE
williamr@2:
williamr@2: //----------------------------------------------------------------------
williamr@2: // Machinery for defining manipulators.
williamr@2:
williamr@2: // Class that calls one of ios_base's single-argument member functions.
williamr@2: template <class _Arg>
williamr@2: struct _Ios_Manip_1 {
williamr@2: #ifdef __SYMBIAN32__
williamr@2: typedef void (_STLP_CALL *__f_ptr_type)(ios_base&, _Arg);
williamr@2: #else
williamr@2: typedef _Arg (ios_base::*__f_ptr_type)(_Arg);
williamr@2: #endif
williamr@2: _Ios_Manip_1(__f_ptr_type __f, const _Arg& __arg)
williamr@2: : _M_f(__f), _M_arg(__arg)
williamr@2: {}
williamr@2:
williamr@2: void operator()(ios_base& __ios) const {
williamr@2: #ifdef __SYMBIAN32__
williamr@2: (*_M_f)(__ios, _M_arg);
williamr@2: #else
williamr@2: (__ios.*_M_f)(_M_arg);
williamr@2: #endif
williamr@2: }
williamr@2:
williamr@2: __f_ptr_type _M_f;
williamr@2: _Arg _M_arg;
williamr@2: };
williamr@2:
williamr@2: // Class that calls one of ios_base's two-argument member functions.
williamr@2: struct _Ios_Setf_Manip {
williamr@2: ios_base::fmtflags _M_flag;
williamr@2: ios_base::fmtflags _M_mask;
williamr@2: bool _M_two_args;
williamr@2:
williamr@2: _Ios_Setf_Manip(ios_base::fmtflags __f)
williamr@2: : _M_flag(__f), _M_mask(0), _M_two_args(false)
williamr@2: {}
williamr@2:
williamr@2: _Ios_Setf_Manip(ios_base::fmtflags __f, ios_base::fmtflags __m)
williamr@2: : _M_flag(__f), _M_mask(__m), _M_two_args(true)
williamr@2: {}
williamr@2:
williamr@2: void operator()(ios_base& __ios) const {
williamr@2: if (_M_two_args)
williamr@2: __ios.setf(_M_flag, _M_mask);
williamr@2: else
williamr@2: __ios.setf(_M_flag);
williamr@2: }
williamr@2: };
williamr@2:
williamr@2:
williamr@2: template <class _CharT, class _Traits, class _Arg>
williamr@2: inline basic_istream<_CharT, _Traits>& _STLP_CALL
williamr@2: operator>>(basic_istream<_CharT, _Traits>& _SP_in,
williamr@2: const _Ios_Manip_1<_Arg>& __f)
williamr@2: {
williamr@2: __f(_SP_in);
williamr@2: return _SP_in;
williamr@2: }
williamr@2:
williamr@2: template <class _CharT, class _Traits, class _Arg>
williamr@2: inline basic_ostream<_CharT, _Traits>& _STLP_CALL
williamr@2: operator<<(basic_ostream<_CharT, _Traits>& __os,
williamr@2: const _Ios_Manip_1<_Arg>& __f)
williamr@2: {
williamr@2: __f(__os);
williamr@2: return __os;
williamr@2: }
williamr@2:
williamr@2: template <class _CharT, class _Traits>
williamr@2: inline basic_istream<_CharT, _Traits>& _STLP_CALL
williamr@2: operator>>(basic_istream<_CharT, _Traits>& _SP_in, const _Ios_Setf_Manip& __f)
williamr@2: {
williamr@2: __f(_SP_in);
williamr@2: return _SP_in;
williamr@2: }
williamr@2:
williamr@2: template <class _CharT, class _Traits>
williamr@2: inline basic_ostream<_CharT, _Traits>& _STLP_CALL
williamr@2: operator<<(basic_ostream<_CharT, _Traits>& __os, const _Ios_Setf_Manip& __f)
williamr@2:
williamr@2: {
williamr@2: __f(__os);
williamr@2: return __os;
williamr@2: }
williamr@2:
williamr@2: //----------------------------------------------------------------------
williamr@2: // The ios_base manipulators.
williamr@2:
williamr@2: #ifdef __SYMBIAN32__
williamr@2: // setprecision
williamr@2: static void _STLP_CALL spfun(ios_base& iostr, streamsize prec)
williamr@2: { // set precision
williamr@2: iostr.precision(prec);
williamr@2: }
williamr@2:
williamr@2: // setw
williamr@2: static void _STLP_CALL swfun(ios_base& iostr, streamsize wide)
williamr@2: { // set width
williamr@2: iostr.width(wide);
williamr@2: }
williamr@2: #endif
williamr@2:
williamr@2: inline _Ios_Setf_Manip _STLP_CALL resetiosflags(ios_base::fmtflags __mask) {
williamr@2: return _Ios_Setf_Manip(0, __mask);
williamr@2: }
williamr@2:
williamr@2: inline _Ios_Setf_Manip _STLP_CALL setiosflags(ios_base::fmtflags __flag) {
williamr@2: return _Ios_Setf_Manip(__flag);
williamr@2: }
williamr@2:
williamr@2: inline _Ios_Setf_Manip _STLP_CALL setbase(int __n) {
williamr@2: ios_base::fmtflags __base = __n == 8 ? ios_base::oct :
williamr@2: __n == 10 ? ios_base::dec :
williamr@2: __n == 16 ? ios_base::hex :
williamr@2: ios_base::fmtflags(0);
williamr@2: return _Ios_Setf_Manip(__base, ios_base::basefield);
williamr@2: }
williamr@2:
williamr@2: inline _Ios_Manip_1<streamsize> _STLP_CALL
williamr@2: setprecision(int __n) {
williamr@2: #ifdef __SYMBIAN32__
williamr@2: _Ios_Manip_1<streamsize>::__f_ptr_type __f = &spfun;
williamr@2: #else
williamr@2: _Ios_Manip_1<streamsize>::__f_ptr_type __f = &ios_base::precision;
williamr@2: #endif
williamr@2: return _Ios_Manip_1<streamsize>(__f, __n);
williamr@2: }
williamr@2:
williamr@2: inline _Ios_Manip_1<streamsize> _STLP_CALL
williamr@2: setw(int __n) {
williamr@2: #ifdef __SYMBIAN32__
williamr@2: _Ios_Manip_1<streamsize>::__f_ptr_type __f = &swfun;
williamr@2: #else
williamr@2: _Ios_Manip_1<streamsize>::__f_ptr_type __f = &ios_base::width;
williamr@2: #endif
williamr@2:
williamr@2: return _Ios_Manip_1<streamsize>(__f, __n);
williamr@2: }
williamr@2:
williamr@2: //----------------------------------------------------------------------
williamr@2: // setfill, a manipulator that operates on basic_ios<> instead of ios_base.
williamr@2:
williamr@2: template <class _CharT>
williamr@2: struct _Setfill_Manip {
williamr@2: _Setfill_Manip(_CharT __c) : _M_c(__c) {}
williamr@2: _CharT _M_c;
williamr@2: };
williamr@2:
williamr@2: template <class _CharT, class _CharT2, class _Traits>
williamr@2: inline basic_ostream<_CharT, _Traits>& _STLP_CALL
williamr@2: operator<<(basic_ostream<_CharT, _Traits>& __os,
williamr@2: const _Setfill_Manip<_CharT2>& __m)
williamr@2: {
williamr@2: __os.fill(__m._M_c);
williamr@2: return __os;
williamr@2: }
williamr@2:
williamr@2: template <class _CharT, class _CharT2, class _Traits>
williamr@2: inline basic_istream<_CharT, _Traits>& _STLP_CALL
williamr@2: operator>>(basic_istream<_CharT, _Traits>& __is,
williamr@2: const _Setfill_Manip<_CharT2>& __m)
williamr@2: {
williamr@2: __is.fill(__m._M_c);
williamr@2: return __is;
williamr@2: }
williamr@2:
williamr@2: template <class _CharT>
williamr@2: inline _Setfill_Manip<_CharT> _STLP_CALL
williamr@2: setfill(_CharT __c) {
williamr@2: return _Setfill_Manip<_CharT>(__c);
williamr@2: }
williamr@2:
williamr@2: _STLP_END_NAMESPACE
williamr@2:
williamr@2: # elif !defined (_STLP_USE_NO_IOSTREAMS)
williamr@2: # include <wrap_std/iomanip>
williamr@2: # endif
williamr@2:
williamr@2: # if (_STLP_OUTERMOST_HEADER_ID == 0x1030)
williamr@2: # include <stl/_epilog.h>
williamr@2: # undef _STLP_OUTERMOST_HEADER_ID
williamr@2: # endif
williamr@2:
williamr@2: #endif /* _STLP_IOMANIP */
williamr@2:
williamr@2: // Local Variables:
williamr@2: // mode:C++
williamr@2: // End: