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- /////////////////////////////////////////////////////////////////////////////
- // Name: wx/txtstrm.h
- // Purpose: Text stream classes
- // Author: Guilhem Lavaux
- // Modified by:
- // Created: 28/06/1998
- // Copyright: (c) Guilhem Lavaux
- // Licence: wxWindows licence
- /////////////////////////////////////////////////////////////////////////////
- #ifndef _WX_TXTSTREAM_H_
- #define _WX_TXTSTREAM_H_
- #include "wx/stream.h"
- #include "wx/convauto.h"
- #if wxUSE_STREAMS
- class WXDLLIMPEXP_FWD_BASE wxTextInputStream;
- class WXDLLIMPEXP_FWD_BASE wxTextOutputStream;
- typedef wxTextInputStream& (*__wxTextInputManip)(wxTextInputStream&);
- typedef wxTextOutputStream& (*__wxTextOutputManip)(wxTextOutputStream&);
- WXDLLIMPEXP_BASE wxTextOutputStream &endl( wxTextOutputStream &stream );
- #define wxEOT wxT('\4') // the End-Of-Text control code (used only inside wxTextInputStream)
- // If you're scanning through a file using wxTextInputStream, you should check for EOF _before_
- // reading the next item (word / number), because otherwise the last item may get lost.
- // You should however be prepared to receive an empty item (empty string / zero number) at the
- // end of file, especially on Windows systems. This is unavoidable because most (but not all) files end
- // with whitespace (i.e. usually a newline).
- class WXDLLIMPEXP_BASE wxTextInputStream
- {
- public:
- #if wxUSE_UNICODE
- wxTextInputStream(wxInputStream& s,
- const wxString &sep=wxT(" \t"),
- const wxMBConv& conv = wxConvAuto());
- #else
- wxTextInputStream(wxInputStream& s, const wxString &sep=wxT(" \t"));
- #endif
- ~wxTextInputStream();
- const wxInputStream& GetInputStream() const { return m_input; }
- wxUint32 Read32(int base = 10); // base may be between 2 and 36, inclusive, or the special 0 (= C format)
- wxUint16 Read16(int base = 10);
- wxUint8 Read8(int base = 10);
- wxInt32 Read32S(int base = 10);
- wxInt16 Read16S(int base = 10);
- wxInt8 Read8S(int base = 10);
- double ReadDouble();
- wxString ReadLine();
- wxString ReadWord();
- wxChar GetChar() { wxChar c = NextChar(); return (wxChar)(c != wxEOT ? c : 0); }
- wxString GetStringSeparators() const { return m_separators; }
- void SetStringSeparators(const wxString &c) { m_separators = c; }
- // Operators
- wxTextInputStream& operator>>(wxString& word);
- wxTextInputStream& operator>>(char& c);
- #if wxUSE_UNICODE && wxWCHAR_T_IS_REAL_TYPE
- wxTextInputStream& operator>>(wchar_t& wc);
- #endif // wxUSE_UNICODE
- wxTextInputStream& operator>>(wxInt16& i);
- wxTextInputStream& operator>>(wxInt32& i);
- wxTextInputStream& operator>>(wxUint16& i);
- wxTextInputStream& operator>>(wxUint32& i);
- wxTextInputStream& operator>>(double& i);
- wxTextInputStream& operator>>(float& f);
- wxTextInputStream& operator>>( __wxTextInputManip func) { return func(*this); }
- #if WXWIN_COMPATIBILITY_2_6
- wxDEPRECATED( wxString ReadString() ); // use ReadLine or ReadWord instead
- #endif // WXWIN_COMPATIBILITY_2_6
- protected:
- wxInputStream &m_input;
- wxString m_separators;
- char m_lastBytes[10]; // stores the bytes that were read for the last character
- #if wxUSE_UNICODE
- wxMBConv *m_conv;
- #endif
- bool EatEOL(const wxChar &c);
- void UngetLast(); // should be used instead of wxInputStream::Ungetch() because of Unicode issues
- // returns EOT (\4) if there is a stream error, or end of file
- wxChar NextChar(); // this should be used instead of GetC() because of Unicode issues
- wxChar NextNonSeparators();
- wxDECLARE_NO_COPY_CLASS(wxTextInputStream);
- };
- typedef enum
- {
- wxEOL_NATIVE,
- wxEOL_UNIX,
- wxEOL_MAC,
- wxEOL_DOS
- } wxEOL;
- class WXDLLIMPEXP_BASE wxTextOutputStream
- {
- public:
- #if wxUSE_UNICODE
- wxTextOutputStream(wxOutputStream& s,
- wxEOL mode = wxEOL_NATIVE,
- const wxMBConv& conv = wxConvAuto());
- #else
- wxTextOutputStream(wxOutputStream& s, wxEOL mode = wxEOL_NATIVE);
- #endif
- virtual ~wxTextOutputStream();
- const wxOutputStream& GetOutputStream() const { return m_output; }
- void SetMode( wxEOL mode = wxEOL_NATIVE );
- wxEOL GetMode() { return m_mode; }
- void Write32(wxUint32 i);
- void Write16(wxUint16 i);
- void Write8(wxUint8 i);
- virtual void WriteDouble(double d);
- virtual void WriteString(const wxString& string);
- wxTextOutputStream& PutChar(wxChar c);
- void Flush();
- wxTextOutputStream& operator<<(const wxString& string);
- wxTextOutputStream& operator<<(char c);
- #if wxUSE_UNICODE && wxWCHAR_T_IS_REAL_TYPE
- wxTextOutputStream& operator<<(wchar_t wc);
- #endif // wxUSE_UNICODE
- wxTextOutputStream& operator<<(wxInt16 c);
- wxTextOutputStream& operator<<(wxInt32 c);
- wxTextOutputStream& operator<<(wxUint16 c);
- wxTextOutputStream& operator<<(wxUint32 c);
- wxTextOutputStream& operator<<(double f);
- wxTextOutputStream& operator<<(float f);
- wxTextOutputStream& operator<<( __wxTextOutputManip func) { return func(*this); }
- protected:
- wxOutputStream &m_output;
- wxEOL m_mode;
- #if wxUSE_UNICODE
- wxMBConv *m_conv;
- #endif
- wxDECLARE_NO_COPY_CLASS(wxTextOutputStream);
- };
- #endif
- // wxUSE_STREAMS
- #endif
- // _WX_DATSTREAM_H_
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