129 lines
4.0 KiB
C++
129 lines
4.0 KiB
C++
/***
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*iomanip.h - definitions/declarations for iostream's parameterized manipulators
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*
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* Copyright (c) 1991-1992, Microsoft Corporation. All rights reserved.
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*
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*Purpose:
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* This file defines the classes, values, macros, and functions
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* used by the iostream classes' paramterized manipulators.
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* [AT&T C++]
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*
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****/
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#ifndef _INC_IOMANIP
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#define _INC_IOMANIP
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#include <iostream.h>
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// Force word packing to avoid possible -Zp override
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#pragma pack(2)
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#pragma warning(disable:4505) // disable unwanted /W4 warning
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// #pragma warning(default:4505) // use this to reenable, if necessary
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// CONSIDER: use macro to define these
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// #define __MKMANIP(X) \#define X##(T) __##X##_ \#\# T
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// __MKMANIP(SMANIP);
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// __MKMANIP(SAPP);
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// __MKMANIP(IMANIP);
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// __MKMANIP(IAPP);
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// __MKMANIP(OMANIP);
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// __MKMANIP(OAPP);
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// __MKMANIP(IOMANIP);
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// __MKMANIP(IOAPP);
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#define SMANIP(T) __SMANIP_##T
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#define SAPP(T) __SAPP_##T
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#define IMANIP(T) __IMANIP_##T
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#define IAPP(T) __IAPP_##T
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#define OMANIP(T) __OMANIP_##T
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#define OAPP(T) __OAPP_##T
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#define IOMANIP(T) __IOMANIP_##T
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#define IOAPP(T) __IOAPP_##T
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#define IOMANIPdeclare(T) \
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class SMANIP(T) { \
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public: \
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SMANIP(T)(ios& (*f)(ios&,T), T t) { _fp = f; _tp = t; } \
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friend istream& operator>>(istream& s, SMANIP(T) & sm) { (*(sm._fp))(s,sm._tp); return s; } \
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friend ostream& operator<<(ostream& s, SMANIP(T) & sm) { (*(sm._fp))(s,sm._tp); return s; } \
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private: \
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ios& (* _fp)(ios&,T); \
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T _tp; \
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}; \
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class SAPP(T) { \
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public: \
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SAPP(T)( ios& (*f)(ios&,T)) { _fp = f; } \
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SMANIP(T) operator()(T t) { return SMANIP(T)(_fp,t); } \
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private: \
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ios& (* _fp)(ios&,T); \
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}; \
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class IMANIP(T) { \
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public: \
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IMANIP(T)(istream& (*f)(istream&,T), T t) { _fp = f; _tp = t; } \
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friend istream& operator>>(istream& s, IMANIP(T) & sm) { (*sm._fp)(s,sm._tp); return s; } \
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private: \
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istream& (* _fp)(istream&,T); \
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T _tp; \
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}; \
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class IAPP(T) { \
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public: \
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IAPP(T)( istream& (*f)(istream&,T)) { _fp = f; } \
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IMANIP(T) operator()(T t) { return IMANIP(T)(_fp,t); } \
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private: \
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istream& (* _fp)(istream&,T); \
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}; \
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class OMANIP(T) { \
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public: \
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OMANIP(T)(ostream& (*f)(ostream&,T), T t) { _fp = f; _tp = t; } \
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friend ostream& operator<<(ostream& s, OMANIP(T) & sm) { (*sm._fp)(s,sm._tp); return s; } \
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private: \
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ostream& (* _fp)(ostream&,T); \
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T _tp; \
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}; \
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class OAPP(T) { \
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public: \
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OAPP(T)(ostream& (*f)(ostream&,T)) { _fp = f; } \
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OMANIP(T) operator()(T t) { return OMANIP(T)(_fp,t); } \
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private: \
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ostream& (* _fp)(ostream&,T); \
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}; \
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\
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class IOMANIP(T) { \
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public: \
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IOMANIP(T)(iostream& (*f)(iostream&,T), T t) { _fp = f; _tp = t; } \
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friend istream& operator>>(iostream& s, IOMANIP(T) & sm) { (*sm._fp)(s,sm._tp); return s; } \
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friend ostream& operator<<(iostream& s, IOMANIP(T) & sm) { (*sm._fp)(s,sm._tp); return s; } \
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private: \
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iostream& (* _fp)(iostream&,T); \
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T _tp; \
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}; \
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class IOAPP(T) { \
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public: \
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IOAPP(T)( iostream& (*f)(iostream&,T)) { _fp = f; } \
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IOMANIP(T) operator()(T t) { return IOMANIP(T)(_fp,t); } \
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private: \
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iostream& (* _fp)(iostream&,T); \
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}; \
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IOMANIPdeclare(int)
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IOMANIPdeclare(long)
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inline ios& __resetiosflags(ios& s, long _flg) { s.setf(0,_flg); return s; }
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inline ios& __setfill(ios& s, int _fc) { s.fill((char)_fc); return s; }
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inline ios& __setiosflags(ios& s, long _flg) { s.setf(_flg); return s; }
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inline ios& __setprecision(ios& s, int _pre) { s.precision(_pre); return s; }
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inline ios& __setw(ios& s, int _wid) { s.width(_wid); return s; }
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inline SMANIP(long) resetiosflags(long _l) { return SMANIP(long)(__resetiosflags, _l); }
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inline SMANIP(int) setfill(int _m) {return SMANIP(int)(__setfill, _m); }
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inline SMANIP(long) setiosflags(long _l) {return SMANIP(long)(__setiosflags, _l); }
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inline SMANIP(int) setprecision(int _p) {return SMANIP(int)(__setprecision, _p); }
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inline SMANIP(int) setw(int _w) { return SMANIP(int)(__setw, _w); }
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// Restore default packing
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#pragma pack()
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#endif
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