X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/717b9bf234a20c491e0c9ee8f2c1bffad56a59c5..ef25e5a4c8102c9d981e3f720c27462c72102b54:/src/common/txtstrm.cpp diff --git a/src/common/txtstrm.cpp b/src/common/txtstrm.cpp index 70ca315e43..61260824e2 100644 --- a/src/common/txtstrm.cpp +++ b/src/common/txtstrm.cpp @@ -6,13 +6,9 @@ // Created: 28/06/98 // RCS-ID: $Id$ // Copyright: (c) Guilhem Lavaux -// Licence: wxWindows license +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifdef __GNUG__ -#pragma implementation "txtstrm.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -38,280 +34,231 @@ // wxTextInputStream // ---------------------------------------------------------------------------- -wxTextInputStream::wxTextInputStream(wxInputStream& s) - : m_input(&s) +#if wxUSE_UNICODE +wxTextInputStream::wxTextInputStream(wxInputStream &s, const wxString &sep, wxMBConv& conv) + : m_input(s), m_separators(sep), m_conv(conv) +{ + memset((void*)m_lastBytes, 0, 10); +} +#else +wxTextInputStream::wxTextInputStream(wxInputStream &s, const wxString &sep) + : m_input(s), m_separators(sep) { + memset((void*)m_lastBytes, 0, 10); } +#endif wxTextInputStream::~wxTextInputStream() { } -wxChar wxTextInputStream::NextNonWhiteSpace() +void wxTextInputStream::UngetLast() { - wxChar c = (wxChar) 0; - for (;;) + size_t byteCount = 0; + while(m_lastBytes[byteCount]) // pseudo ANSI strlen (even for Unicode!) + byteCount++; + m_input.Ungetch(m_lastBytes, byteCount); + memset((void*)m_lastBytes, 0, 10); +} + +wxChar wxTextInputStream::NextChar() +{ +#if wxUSE_UNICODE + wxChar wbuf[2]; + memset((void*)m_lastBytes, 0, 10); + for(size_t inlen = 0; inlen < 9; inlen++) { - c = m_input->GetC(); - if (!m_input) return (wxChar) 0; - - if (c != _T('\n') && - c != _T('\r') && - c != _T('\t') && - c != _T(' ')) - { - return c; - } + // actually read the next character + m_lastBytes[inlen] = m_input.GetC(); + + if(m_input.LastRead() <= 0) + return wxEOT; + + int retlen = (int) m_conv.MB2WC(wbuf, m_lastBytes, 2); // returns -1 for failure + if(retlen >= 0) // res == 0 could happen for '\0' char + return wbuf[0]; } + // there should be no encoding which requires more than nine bytes for one character... + return wxEOT; +#else + m_lastBytes[0] = m_input.GetC(); + + if(m_input.LastRead() <= 0) + return wxEOT; + + return m_lastBytes[0]; +#endif - // this shouldn't happen - return (wxChar) 0; } -void wxTextInputStream::SkipIfEndOfLine( wxChar c ) +wxChar wxTextInputStream::NextNonSeparators() { - if (c == _T('\n')) + for (;;) { - // eat on UNIX - return; - } + wxChar c = NextChar(); + if (c == wxEOT) return (wxChar) 0; - if (c == _T('\r')) - { - // eat on both Mac and DOS - - wxChar c2 = m_input->GetC(); - if (!m_input) return; - - if (c2 == _T('\n')) - { - // eat on DOS - return; - } - else - { - // Don't eat on Mac - m_input->Ungetch( c2 ); - } - } - else - { - // no line terminator - m_input->Ungetch( c ); + if (c != wxT('\n') && + c != wxT('\r') && + !m_separators.Contains(c)) + return c; } + } -wxUint32 wxTextInputStream::Read32() +bool wxTextInputStream::EatEOL(const wxChar &c) { - /* I only implemented a simple integer parser */ - int sign; - wxInt32 i; - - int c = NextNonWhiteSpace(); - if (!m_input) return 0; + if (c == wxT('\n')) return true; // eat on UNIX - i = 0; - if (! (c == _T('-') || c == _T('+') || isdigit(c)) ) + if (c == wxT('\r')) // eat on both Mac and DOS { - m_input->Ungetch(c); - return 0; - } + wxChar c2 = NextChar(); + if(c2 == wxEOT) return true; // end of stream reached, had enough :-) - if (c == _T('-')) - { - sign = -1; - c = m_input->GetC(); - } else - if (c == _T('+')) - { - sign = 1; - c = m_input->GetC(); - } else - { - sign = 1; + if (c2 != wxT('\n')) UngetLast(); // Don't eat on Mac + return true; } - while (isdigit(c)) - { - i = i*10 + (c - (int)_T('0')); - c = m_input->GetC(); - } + return false; +} - SkipIfEndOfLine( c ); +wxUint32 wxTextInputStream::Read32(int base) +{ + wxASSERT_MSG( !base || (base > 1 && base <= 36), _T("invalid base") ); + if(!m_input) return 0; - i *= sign; + wxString word = ReadWord(); + if(word.empty()) + return 0; + return wxStrtoul(word.c_str(), 0, base); +} - return (wxUint32)i; +wxUint16 wxTextInputStream::Read16(int base) +{ + return (wxUint16)Read32(base); } -wxUint16 wxTextInputStream::Read16() +wxUint8 wxTextInputStream::Read8(int base) { - return (wxUint16)Read32(); + return (wxUint8)Read32(base); } -wxUint8 wxTextInputStream::Read8() +wxInt32 wxTextInputStream::Read32S(int base) { - return (wxUint8)Read32(); + wxASSERT_MSG( !base || (base > 1 && base <= 36), _T("invalid base") ); + if(!m_input) return 0; + + wxString word = ReadWord(); + if(word.empty()) + return 0; + return wxStrtol(word.c_str(), 0, base); +} + +wxInt16 wxTextInputStream::Read16S(int base) +{ + return (wxInt16)Read32S(base); +} + +wxInt8 wxTextInputStream::Read8S(int base) +{ + return (wxInt8)Read32S(base); } double wxTextInputStream::ReadDouble() { - /* I only implemented a simple float parser */ - double f; - int sign; + if(!m_input) return 0; + wxString word = ReadWord(); + if(word.empty()) + return 0; + return wxStrtod(word.c_str(), 0); +} - int c = NextNonWhiteSpace(); - if (!m_input) return 0.0; +wxString wxTextInputStream::ReadString() +{ + return ReadLine(); +} - f = 0.0; - if (! (c == _T('.') || c == _T('-') || c == _T('+') || isdigit(c)) ) - { - m_input->Ungetch(c); - return 0.0; - } +wxString wxTextInputStream::ReadLine() +{ + wxString line; - if (c == _T('-')) + while ( !m_input.Eof() ) { - sign = -1; - c = m_input->GetC(); - } else - if (c == _T('+')) - { - sign = 1; - c = m_input->GetC(); - } - else - { - sign = 1; - } + wxChar c = NextChar(); + if(c == wxEOT) + break; - while (isdigit(c)) - { - f = f*10 + (c - _T('0')); - c = m_input->GetC(); - } + if ( !m_input ) + break; - if (c == _T('.')) - { - double f_multiplicator = (double) 0.1; + if (EatEOL(c)) + break; - c = m_input->GetC(); + line += c; + } - while (isdigit(c)) - { - f += (c-_T('0'))*f_multiplicator; - f_multiplicator /= 10; - c = m_input->GetC(); - } + return line; +} - if (c == _T('e')) - { - double f_multiplicator = 0.0; - int i, e; +wxString wxTextInputStream::ReadWord() +{ + wxString word; - c = m_input->GetC(); + if ( !m_input ) + return word; - switch (c) - { - case _T('-'): f_multiplicator = 0.1; break; - case _T('+'): f_multiplicator = 10.0; break; - } + wxChar c = NextNonSeparators(); + if ( !c ) + return word; - e = Read8(); // why only max 256 ? + word += c; - for (i=0;iUngetch(c); - } + c = NextChar(); + if(c == wxEOT) + break; - f *= sign; + if (m_separators.Contains(c)) + break; - return f; -} + if (EatEOL(c)) + break; -wxString wxTextInputStream::ReadString() -{ - wxChar c; - wxString line; - - for (;;) - { - c = m_input->GetC(); - if (!m_input) break; - - if (c == _T('\n')) - { - // eat on UNIX - break; - } - - if (c == _T('\r')) - { - // eat on both Mac and DOS - - wxChar c2 = m_input->GetC(); - if (!m_input) break; - - if (c2 == _T('\n')) - { - // eat on DOS - break; - } - else - { - // Don't eat on Mac - m_input->Ungetch( c2 ); - break; - } - } - - line += c; + word += c; } - return line; + return word; } -wxTextInputStream& wxTextInputStream::operator>>(wxString& line) +wxTextInputStream& wxTextInputStream::operator>>(wxString& word) { - line = ReadString(); - return *this; + word = ReadWord(); + return *this; } -wxTextInputStream& wxTextInputStream::operator>>(wxChar& c) +wxTextInputStream& wxTextInputStream::operator>>(char& c) { - wxChar c1 = m_input->GetC(); - if (!m_input) - { - c = (wxChar) 0; - return *this; - } + c = m_input.GetC(); + if(m_input.LastRead() <= 0) c = 0; - if (c1 == _T('\r')) - { - c = _T('\n'); - wxChar c2 = m_input->GetC(); - if (!m_input) return *this; - - if (c2 != _T('\n')) - { - // we are on a Mac - m_input->Ungetch( c2 ); - } - } - else - { - c = c1; - } + if (EatEOL(c)) + c = '\n'; + + return *this; +} + +#if wxUSE_UNICODE && wxWCHAR_T_IS_REAL_TYPE + +wxTextInputStream& wxTextInputStream::operator>>(wchar_t& wc) +{ + wc = GetChar(); return *this; } +#endif // wxUSE_UNICODE + wxTextInputStream& wxTextInputStream::operator>>(wxInt16& i) { i = (wxInt16)Read16(); @@ -348,19 +295,52 @@ wxTextInputStream& wxTextInputStream::operator>>(float& f) return *this; } -wxTextOutputStream::wxTextOutputStream(wxOutputStream& s) - : m_output(&s) + + +#if wxUSE_UNICODE +wxTextOutputStream::wxTextOutputStream(wxOutputStream& s, wxEOL mode, wxMBConv& conv) + : m_output(s), m_conv(conv) +#else +wxTextOutputStream::wxTextOutputStream(wxOutputStream& s, wxEOL mode) + : m_output(s) +#endif { + m_mode = mode; + if (m_mode == wxEOL_NATIVE) + { +#if defined(__WXMSW__) || defined(__WXPM__) + m_mode = wxEOL_DOS; +#elif defined(__WXMAC__) && !defined(__DARWIN__) + m_mode = wxEOL_MAC; +#else + m_mode = wxEOL_UNIX; +#endif + } } wxTextOutputStream::~wxTextOutputStream() { } +void wxTextOutputStream::SetMode(wxEOL mode) +{ + m_mode = mode; + if (m_mode == wxEOL_NATIVE) + { +#if defined(__WXMSW__) || defined(__WXPM__) + m_mode = wxEOL_DOS; +#elif defined(__WXMAC__) && !defined(__DARWIN__) + m_mode = wxEOL_MAC; +#else + m_mode = wxEOL_UNIX; +#endif + } +} + void wxTextOutputStream::Write32(wxUint32 i) { wxString str; - str.Printf(_T("%u"), i); + str.Printf(wxT("%u"), i); WriteString(str); } @@ -368,7 +348,7 @@ void wxTextOutputStream::Write32(wxUint32 i) void wxTextOutputStream::Write16(wxUint16 i) { wxString str; - str.Printf(_T("%u"), i); + str.Printf(wxT("%u"), (unsigned)i); WriteString(str); } @@ -376,7 +356,7 @@ void wxTextOutputStream::Write16(wxUint16 i) void wxTextOutputStream::Write8(wxUint8 i) { wxString str; - str.Printf(_T("%u"), i); + str.Printf(wxT("%u"), (unsigned)i); WriteString(str); } @@ -385,42 +365,62 @@ void wxTextOutputStream::WriteDouble(double d) { wxString str; - str.Printf(_T("%f"), d); + str.Printf(wxT("%f"), d); WriteString(str); } void wxTextOutputStream::WriteString(const wxString& string) { - for (size_t i = 0; i < string.Len(); i++) + size_t len = string.length(); + + wxString out; + out.reserve(len); + + for ( size_t i = 0; i < len; i++ ) { - wxChar c = string[i]; - if (c == _T('\n')) + const wxChar c = string[i]; + if ( c == wxT('\n') ) { -#if defined(__WINDOWS__) - c = _T('\r'); - m_output->Write( (const void*)(&c), sizeof(wxChar) ); - c = _T('\n'); - m_output->Write( (const void*)(&c), sizeof(wxChar) ); -#elif defined(__UNIX__) - c = _T('\n'); - m_output->Write( (const void*)(&c), sizeof(wxChar) ); -#elif defined(__WXMAC__) - c = _T('\r'); - m_output->Write( (const void*)(&c), sizeof(wxChar) ); -#elif defined(__OS2__) - c = _T('\r'); - m_output->Write( (const void*)(&c), sizeof(wxChar) ); - c = _T('\n'); - m_output->Write( (const void*)(&c), sizeof(wxChar) ); + switch ( m_mode ) + { + case wxEOL_DOS: + out << _T("\r\n"); + continue; + + case wxEOL_MAC: + out << _T('\r'); + continue; + + default: + wxFAIL_MSG( _T("unknown EOL mode in wxTextOutputStream") ); + // fall through + + case wxEOL_UNIX: + // don't treat '\n' specially + ; + } + } + + out << c; + } + + // We must not write the trailing NULL here +#if wxUSE_UNICODE + wxCharBuffer buffer = m_conv.cWC2MB( out ); + m_output.Write( (const char*) buffer, strlen( (const char*) buffer ) ); #else - #error "wxTextOutputStream: unsupported platform." + m_output.Write(out.c_str(), out.length() ); #endif - } - else - { - m_output->Write( (const void*)(&c), sizeof(wxChar) ); - } - } +} + +wxTextOutputStream& wxTextOutputStream::PutChar(wxChar c) +{ +#if wxUSE_UNICODE + WriteString( wxString(&c, m_conv, 1) ); +#else + WriteString( wxString(&c, wxConvLocal, 1) ); +#endif + return *this; } wxTextOutputStream& wxTextOutputStream::operator<<(const wxChar *string) @@ -435,33 +435,57 @@ wxTextOutputStream& wxTextOutputStream::operator<<(const wxString& string) return *this; } -wxTextOutputStream& wxTextOutputStream::operator<<(wxChar c) +wxTextOutputStream& wxTextOutputStream::operator<<(char c) { - WriteString( wxString(c) ); + WriteString( wxString::FromAscii(c) ); + return *this; } +#if wxUSE_UNICODE && wxWCHAR_T_IS_REAL_TYPE + +wxTextOutputStream& wxTextOutputStream::operator<<(wchar_t wc) +{ + WriteString( wxString(&wc, m_conv, 1) ); + + return *this; +} + +#endif // wxUSE_UNICODE + wxTextOutputStream& wxTextOutputStream::operator<<(wxInt16 c) { - Write16( (wxUint16)c ); + wxString str; + str.Printf(wxT("%d"), (signed int)c); + WriteString(str); + return *this; } wxTextOutputStream& wxTextOutputStream::operator<<(wxInt32 c) { - Write32( (wxUint32)c ); + wxString str; + str.Printf(wxT("%ld"), (signed long)c); + WriteString(str); + return *this; } wxTextOutputStream& wxTextOutputStream::operator<<(wxUint16 c) { - Write16(c); + wxString str; + str.Printf(wxT("%u"), (unsigned int)c); + WriteString(str); + return *this; } wxTextOutputStream& wxTextOutputStream::operator<<(wxUint32 c) { - Write32(c); + wxString str; + str.Printf(wxT("%lu"), (unsigned long)c); + WriteString(str); + return *this; } @@ -477,5 +501,10 @@ wxTextOutputStream& wxTextOutputStream::operator<<(float f) return *this; } +wxTextOutputStream &endl( wxTextOutputStream &stream ) +{ + return stream.PutChar(wxT('\n')); +} + #endif // wxUSE_STREAMS