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
  12 #ifndef _WX_WXFSTREAM_H__
  13 #define _WX_WXFSTREAM_H__
  14
  15 #ifdef __GNUG__
  16 #pragma interface "fstream.h"
  17 #endif
  18
  19 #include <wx/object.h>
  20 #include <wx/string.h>
  21 #include <wx/stream.h>
  22 #include <wx/file.h>
  23
  24 class wxFileInputStream: public wxInputStream {
  25  public:
  26   wxFileInputStream(const wxString& ifileName);
  27   wxFileInputStream(wxFile& file);
  28   wxFileInputStream(int fd);
  29   virtual ~wxFileInputStream();
  30
  31   virtual char Peek();
  32
  33   bool Ok() const { return m_file->IsOpened(); }
  34
  35  protected:
  36   wxFileInputStream();
  37
  38   size_t OnSysRead(void *buffer, size_t size);
  39   off_t OnSysSeek(off_t pos, wxSeekMode mode);
  40   off_t OnSysTell() const;
  41
  42  protected:
  43   wxFile *m_file;
  44   bool m_file_destroy;
  45 };
  46
  47 class wxFileOutputStream: public wxOutputStream {
  48  public:
  49   wxFileOutputStream(const wxString& fileName);
  50   wxFileOutputStream(wxFile& file);
  51   wxFileOutputStream(int fd);
  52   virtual ~wxFileOutputStream();
  53
  54   // To solve an ambiguity on GCC
  55   inline wxOutputStream& Write(const void *buffer, size_t size)
  56      { return wxOutputStream::Write(buffer, size); }
  57
  58   void Sync();
  59
  60   bool Ok() const { return m_file->IsOpened(); }
  61
  62  protected:
  63   wxFileOutputStream();
  64
  65   size_t OnSysWrite(const void *buffer, size_t size);
  66   off_t OnSysSeek(off_t pos, wxSeekMode mode);
  67   off_t OnSysTell() const;
  68
  69  protected:
  70   wxFile *m_file;
  71   bool m_file_destroy;
  72 };
  73
  74 #endif