1202890513
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@22722 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
148 lines
4.6 KiB
C++
148 lines
4.6 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: txtstrm.h
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// Purpose: Text stream classes
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// Author: Guilhem Lavaux
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// Modified by:
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// Created: 28/06/1998
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// RCS-ID: $Id$
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// Copyright: (c) Guilhem Lavaux
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_TXTSTREAM_H_
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#define _WX_TXTSTREAM_H_
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#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
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#pragma interface "txtstrm.h"
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#endif
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#include "wx/stream.h"
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#if wxUSE_STREAMS
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class WXDLLIMPEXP_BASE wxTextInputStream;
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class WXDLLIMPEXP_BASE wxTextOutputStream;
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typedef wxTextInputStream& (*__wxTextInputManip)(wxTextInputStream&);
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typedef wxTextOutputStream& (*__wxTextOutputManip)(wxTextOutputStream&);
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WXDLLIMPEXP_BASE wxTextOutputStream &endl( wxTextOutputStream &stream );
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#define wxEOT wxT('\4') // the End-Of-Text control code (used only inside wxTextInputStream)
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// If you're scanning through a file using wxTextInputStream, you should check for EOF _before_
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// reading the next item (word / number), because otherwise the last item may get lost.
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// You should however be prepared to receive an empty item (empty string / zero number) at the
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// end of file, especially on Windows systems. This is unavoidable because most (but not all) files end
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// with whitespace (i.e. usually a newline).
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class WXDLLIMPEXP_BASE wxTextInputStream
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{
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public:
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#if wxUSE_UNICODE
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wxTextInputStream(wxInputStream& s, const wxString &sep=wxT(" \t"), wxMBConv& conv = wxConvUTF8 );
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#else
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wxTextInputStream(wxInputStream& s, const wxString &sep=wxT(" \t") );
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#endif
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~wxTextInputStream();
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wxUint32 Read32(int base = 10); // base may be between 2 and 36, inclusive, or the special 0 (= C format)
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wxUint16 Read16(int base = 10);
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wxUint8 Read8(int base = 10);
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wxInt32 Read32S(int base = 10);
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wxInt16 Read16S(int base = 10);
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wxInt8 Read8S(int base = 10);
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double ReadDouble();
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wxString ReadString(); // deprecated: use ReadLine or ReadWord instead
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wxString ReadLine();
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wxString ReadWord();
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wxString GetStringSeparators() const { return m_separators; }
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void SetStringSeparators(const wxString &c) { m_separators = c; }
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// Operators
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wxTextInputStream& operator>>(wxString& word);
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wxTextInputStream& operator>>(char& c);
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wxTextInputStream& operator>>(wxInt16& i);
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wxTextInputStream& operator>>(wxInt32& i);
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wxTextInputStream& operator>>(wxUint16& i);
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wxTextInputStream& operator>>(wxUint32& i);
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wxTextInputStream& operator>>(double& i);
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wxTextInputStream& operator>>(float& f);
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wxTextInputStream& operator>>( __wxTextInputManip func) { return func(*this); }
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protected:
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wxInputStream &m_input;
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wxString m_separators;
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char m_lastBytes[10]; // stores the bytes that were read for the last character
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#if wxUSE_UNICODE
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wxMBConv &m_conv;
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#endif
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bool EatEOL(const wxChar &c);
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void UngetLast(); // should be used instead of wxInputStream::Ungetch() because of Unicode issues
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// returns EOT (\4) if there is a stream error, or end of file
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wxChar NextChar(); // this should be used instead of GetC() because of Unicode issues
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wxChar NextNonSeparators();
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DECLARE_NO_COPY_CLASS(wxTextInputStream)
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};
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typedef enum
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{
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wxEOL_NATIVE,
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wxEOL_UNIX,
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wxEOL_MAC,
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wxEOL_DOS
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} wxEOL;
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class WXDLLIMPEXP_BASE wxTextOutputStream
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{
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public:
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#if wxUSE_UNICODE
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wxTextOutputStream( wxOutputStream& s, wxEOL mode = wxEOL_NATIVE, wxMBConv& conv = wxConvUTF8 );
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#else
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wxTextOutputStream( wxOutputStream& s, wxEOL mode = wxEOL_NATIVE );
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#endif
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virtual ~wxTextOutputStream();
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void SetMode( wxEOL mode = wxEOL_NATIVE );
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wxEOL GetMode() { return m_mode; }
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void Write32(wxUint32 i);
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void Write16(wxUint16 i);
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void Write8(wxUint8 i);
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virtual void WriteDouble(double d);
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virtual void WriteString(const wxString& string);
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wxTextOutputStream& operator<<(const wxChar *string);
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wxTextOutputStream& operator<<(const wxString& string);
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wxTextOutputStream& operator<<(char c);
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wxTextOutputStream& operator<<(wxInt16 c);
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wxTextOutputStream& operator<<(wxInt32 c);
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wxTextOutputStream& operator<<(wxUint16 c);
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wxTextOutputStream& operator<<(wxUint32 c);
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wxTextOutputStream& operator<<(double f);
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wxTextOutputStream& operator<<(float f);
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wxTextOutputStream& operator<<( __wxTextOutputManip func) { return func(*this); }
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protected:
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wxOutputStream &m_output;
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wxEOL m_mode;
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#if wxUSE_UNICODE
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wxMBConv &m_conv;
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#endif
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DECLARE_NO_COPY_CLASS(wxTextOutputStream)
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};
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#endif
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// wxUSE_STREAMS
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#endif
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// _WX_DATSTREAM_H_
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