include/wx/fstream.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        fstream.h
   3 // Purpose:     File stream classes
   4 // Author:      Guilhem Lavaux
   5 // Modified by:
   6 // Created:     11/07/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Guilhem Lavaux
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11 #ifndef __WXFSTREAM_H__
  12 #define __WXFSTREAM_H__
  13
  14 #include <wx/object.h>
  15 #include <wx/string.h>
  16 #include <wx/stream.h>
  17 #include <wx/file.h>
  18
  19 class wxFileInputStream: virtual public wxFile, public wxInputStream {
  20  public:
  21   wxFileInputStream(const wxString& fileName);
  22   virtual ~wxFileInputStream();
  23
  24   wxInputStream& Read(void *buffer, size_t size);
  25   off_t SeekI(off_t pos, wxSeekMode mode = wxFromStart);
  26   off_t TellI() const;
  27
  28   bool Eof() const { return m_eof; }
  29   size_t LastRead() const { return m_lastread; }
  30
  31   bool Ok() const { return wxFile::IsOpened(); }
  32
  33  protected:
  34   wxFileInputStream() {}
  35
  36  protected:
  37   bool m_eof;
  38   bool m_ok_i;
  39   size_t m_lastread;
  40 };
  41
  42 class wxFileOutputStream: virtual wxFile, public wxOutputStream {
  43  public:
  44   wxFileOutputStream(const wxString& fileName);
  45   virtual ~wxFileOutputStream();
  46
  47   wxOutputStream& Write(const void *buffer, size_t size);
  48   off_t SeekO(off_t pos, wxSeekMode mode = wxFromStart);
  49   off_t TellO() const;
  50
  51   bool Bad() const { return m_bad; }
  52   size_t LastWrite() const { return m_lastwrite; }
  53
  54   void Sync();
  55
  56   bool IsOpened() const { return wxFile::IsOpened(); }
  57
  58  protected:
  59   wxFileOutputStream() {}
  60
  61  protected:
  62   bool m_bad;
  63   size_t m_lastwrite;
  64 };
  65
  66 class wxFileStream: public wxFileInputStream, public wxFileOutputStream {
  67  public:
  68   wxFileStream(const wxString& fileName);
  69   virtual ~wxFileStream();
  70 };
  71
  72 #endif