wxWidgets/include/wx/wfstream.h
1999-09-13 03:49:33 +00:00

161 lines
3.7 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: wfstream.h
// Purpose: File stream classes
// Author: Guilhem Lavaux
// Modified by:
// Created: 11/07/98
// RCS-ID: $Id$
// Copyright: (c) Guilhem Lavaux
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_WXFSTREAM_H__
#define _WX_WXFSTREAM_H__
#ifdef __GNUG__
#pragma interface "wfstream.h"
#endif
#include "wx/defs.h"
#if wxUSE_STREAMS && wxUSE_FILE
#include "wx/object.h"
#include "wx/string.h"
#include "wx/stream.h"
#include "wx/file.h"
#include "wx/ffile.h"
// ----------------------------------------------------------------------------
// wxFileStream using wxFile
// ----------------------------------------------------------------------------
class WXDLLEXPORT wxFileInputStream: public wxInputStream {
public:
wxFileInputStream(const wxString& ifileName);
wxFileInputStream(wxFile& file);
wxFileInputStream(int fd);
~wxFileInputStream();
size_t GetSize() const;
bool Ok() const { return m_file->IsOpened(); }
protected:
wxFileInputStream();
size_t OnSysRead(void *buffer, size_t size);
off_t OnSysSeek(off_t pos, wxSeekMode mode);
off_t OnSysTell() const;
protected:
wxFile *m_file;
bool m_file_destroy;
};
class WXDLLEXPORT wxFileOutputStream: public wxOutputStream {
public:
wxFileOutputStream(const wxString& fileName);
wxFileOutputStream(wxFile& file);
wxFileOutputStream(int fd);
virtual ~wxFileOutputStream();
// To solve an ambiguity on GCC
// inline wxOutputStream& Write(const void *buffer, size_t size)
// { return wxOutputStream::Write(buffer, size); }
void Sync();
size_t GetSize() const;
bool Ok() const { return m_file->IsOpened(); }
protected:
wxFileOutputStream();
size_t OnSysWrite(const void *buffer, size_t size);
off_t OnSysSeek(off_t pos, wxSeekMode mode);
off_t OnSysTell() const;
protected:
wxFile *m_file;
bool m_file_destroy;
};
class WXDLLEXPORT wxFileStream: public wxFileInputStream, public wxFileOutputStream {
public:
wxFileStream(const wxString& fileName);
};
// ----------------------------------------------------------------------------
// wxFFileStream using wxFFile
// ----------------------------------------------------------------------------
class WXDLLEXPORT wxFFileInputStream: public wxInputStream {
public:
wxFFileInputStream(const wxString& ifileName);
wxFFileInputStream(wxFFile& file);
wxFFileInputStream(FILE *file);
~wxFFileInputStream();
size_t GetSize() const;
bool Ok() const { return m_file->IsOpened(); }
protected:
wxFFileInputStream();
size_t OnSysRead(void *buffer, size_t size);
off_t OnSysSeek(off_t pos, wxSeekMode mode);
off_t OnSysTell() const;
protected:
wxFFile *m_file;
bool m_file_destroy;
};
class WXDLLEXPORT wxFFileOutputStream: public wxOutputStream {
public:
wxFFileOutputStream(const wxString& fileName);
wxFFileOutputStream(wxFFile& file);
wxFFileOutputStream(FILE *file);
virtual ~wxFFileOutputStream();
// To solve an ambiguity on GCC
// inline wxOutputStream& Write(const void *buffer, size_t size)
// { return wxOutputStream::Write(buffer, size); }
void Sync();
size_t GetSize() const;
bool Ok() const { return m_file->IsOpened(); }
protected:
wxFFileOutputStream();
size_t OnSysWrite(const void *buffer, size_t size);
off_t OnSysSeek(off_t pos, wxSeekMode mode);
off_t OnSysTell() const;
protected:
wxFFile *m_file;
bool m_file_destroy;
};
class WXDLLEXPORT wxFFileStream: public wxFFileInputStream, public wxFFileOutputStream {
public:
wxFFileStream(const wxString& fileName);
};
#endif
// wxUSE_STREAMS && wxUSE_FILE
#endif
// _WX_WXFSTREAM_H__