pcsx2/3rdparty/wxWidgets/include/wx/mstream.h

93 lines
2.7 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: wx/mstream.h
// Purpose: Memory stream classes
// Author: Guilhem Lavaux
// Modified by:
// Created: 11/07/98
// RCS-ID: $Id: mstream.h 53135 2008-04-12 02:31:04Z VZ $
// Copyright: (c) Guilhem Lavaux
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_WXMMSTREAM_H__
#define _WX_WXMMSTREAM_H__
#include "wx/defs.h"
#if wxUSE_STREAMS
#include "wx/stream.h"
class WXDLLIMPEXP_FWD_BASE wxMemoryOutputStream;
class WXDLLIMPEXP_BASE wxMemoryInputStream : public wxInputStream
{
public:
wxMemoryInputStream(const void *data, size_t length);
wxMemoryInputStream(const wxMemoryOutputStream& stream);
virtual ~wxMemoryInputStream();
virtual wxFileOffset GetLength() const { return m_length; }
virtual bool IsSeekable() const { return true; }
char Peek();
wxStreamBuffer *GetInputStreamBuffer() const { return m_i_streambuf; }
#if WXWIN_COMPATIBILITY_2_6
// deprecated, compatibility only
wxDEPRECATED( wxStreamBuffer *InputStreamBuffer() const );
#endif // WXWIN_COMPATIBILITY_2_6
protected:
wxStreamBuffer *m_i_streambuf;
size_t OnSysRead(void *buffer, size_t nbytes);
wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode);
wxFileOffset OnSysTell() const;
private:
size_t m_length;
DECLARE_NO_COPY_CLASS(wxMemoryInputStream)
};
class WXDLLIMPEXP_BASE wxMemoryOutputStream : public wxOutputStream
{
public:
// if data is !NULL it must be allocated with malloc()
wxMemoryOutputStream(void *data = NULL, size_t length = 0);
virtual ~wxMemoryOutputStream();
virtual wxFileOffset GetLength() const { return m_o_streambuf->GetLastAccess(); }
virtual bool IsSeekable() const { return true; }
size_t CopyTo(void *buffer, size_t len) const;
wxStreamBuffer *GetOutputStreamBuffer() const { return m_o_streambuf; }
#if WXWIN_COMPATIBILITY_2_6
// deprecated, compatibility only
wxDEPRECATED( wxStreamBuffer *OutputStreamBuffer() const );
#endif // WXWIN_COMPATIBILITY_2_6
protected:
wxStreamBuffer *m_o_streambuf;
protected:
size_t OnSysWrite(const void *buffer, size_t nbytes);
wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode);
wxFileOffset OnSysTell() const;
DECLARE_NO_COPY_CLASS(wxMemoryOutputStream)
};
#if WXWIN_COMPATIBILITY_2_6
inline wxStreamBuffer *wxMemoryInputStream::InputStreamBuffer() const { return m_i_streambuf; }
inline wxStreamBuffer *wxMemoryOutputStream::OutputStreamBuffer() const { return m_o_streambuf; }
#endif // WXWIN_COMPATIBILITY_2_6
#endif
// wxUSE_STREAMS
#endif
// _WX_WXMMSTREAM_H__