dolphin/Externals/wxWidgets/include/wx/wfstream.h

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/////////////////////////////////////////////////////////////////////////////
// Name: wx/wfstream.h
// Purpose: File stream classes
// Author: Guilhem Lavaux
// Modified by:
// Created: 11/07/98
// RCS-ID: $Id: wfstream.h 44013 2006-12-19 13:49:26Z SC $
// Copyright: (c) Guilhem Lavaux
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#ifndef _WX_WXFSTREAM_H__
#define _WX_WXFSTREAM_H__
#include "wx/defs.h"
#if wxUSE_STREAMS
#include "wx/object.h"
#include "wx/string.h"
#include "wx/stream.h"
#include "wx/file.h"
#include "wx/ffile.h"
#if wxUSE_FILE
// ----------------------------------------------------------------------------
// wxFileStream using wxFile
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_BASE wxFileInputStream : public wxInputStream
{
public:
wxFileInputStream(const wxString& ifileName);
wxFileInputStream(wxFile& file);
wxFileInputStream(int fd);
virtual ~wxFileInputStream();
wxFileOffset GetLength() const;
bool Ok() const { return IsOk(); }
virtual bool IsOk() const;
bool IsSeekable() const { return m_file->GetKind() == wxFILE_KIND_DISK; }
protected:
wxFileInputStream();
size_t OnSysRead(void *buffer, size_t size);
wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode);
wxFileOffset OnSysTell() const;
protected:
wxFile *m_file;
bool m_file_destroy;
DECLARE_NO_COPY_CLASS(wxFileInputStream)
};
class WXDLLIMPEXP_BASE wxFileOutputStream : public wxOutputStream
{
public:
wxFileOutputStream(const wxString& fileName);
wxFileOutputStream(wxFile& file);
wxFileOutputStream(int fd);
virtual ~wxFileOutputStream();
void Sync();
bool Close() { return m_file_destroy ? m_file->Close() : true; }
wxFileOffset GetLength() const;
bool Ok() const { return IsOk(); }
virtual bool IsOk() const;
bool IsSeekable() const { return m_file->GetKind() == wxFILE_KIND_DISK; }
protected:
wxFileOutputStream();
size_t OnSysWrite(const void *buffer, size_t size);
wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode);
wxFileOffset OnSysTell() const;
protected:
wxFile *m_file;
bool m_file_destroy;
DECLARE_NO_COPY_CLASS(wxFileOutputStream)
};
class WXDLLIMPEXP_BASE wxTempFileOutputStream : public wxOutputStream
{
public:
wxTempFileOutputStream(const wxString& fileName);
virtual ~wxTempFileOutputStream();
bool Close() { return Commit(); }
virtual bool Commit() { return m_file->Commit(); }
virtual void Discard() { m_file->Discard(); }
wxFileOffset GetLength() const { return m_file->Length(); }
bool IsSeekable() const { return true; }
protected:
size_t OnSysWrite(const void *buffer, size_t size);
wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode)
{ return m_file->Seek(pos, mode); }
wxFileOffset OnSysTell() const { return m_file->Tell(); }
private:
wxTempFile *m_file;
DECLARE_NO_COPY_CLASS(wxTempFileOutputStream)
};
class WXDLLIMPEXP_BASE wxFileStream : public wxFileInputStream,
public wxFileOutputStream
{
public:
wxFileStream(const wxString& fileName);
private:
DECLARE_NO_COPY_CLASS(wxFileStream)
};
#endif //wxUSE_FILE
#if wxUSE_FFILE
// ----------------------------------------------------------------------------
// wxFFileStream using wxFFile
// ----------------------------------------------------------------------------
class WXDLLIMPEXP_BASE wxFFileInputStream : public wxInputStream
{
public:
wxFFileInputStream(const wxString& fileName, const wxChar *mode = _T("rb"));
wxFFileInputStream(wxFFile& file);
wxFFileInputStream(FILE *file);
virtual ~wxFFileInputStream();
wxFileOffset GetLength() const;
bool Ok() const { return IsOk(); }
virtual bool IsOk() const;
bool IsSeekable() const { return m_file->GetKind() == wxFILE_KIND_DISK; }
protected:
wxFFileInputStream();
size_t OnSysRead(void *buffer, size_t size);
wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode);
wxFileOffset OnSysTell() const;
protected:
wxFFile *m_file;
bool m_file_destroy;
DECLARE_NO_COPY_CLASS(wxFFileInputStream)
};
class WXDLLIMPEXP_BASE wxFFileOutputStream : public wxOutputStream
{
public:
wxFFileOutputStream(const wxString& fileName, const wxChar *mode = _T("w+b"));
wxFFileOutputStream(wxFFile& file);
wxFFileOutputStream(FILE *file);
virtual ~wxFFileOutputStream();
void Sync();
bool Close() { return m_file_destroy ? m_file->Close() : true; }
wxFileOffset GetLength() const;
bool Ok() const { return IsOk(); }
virtual bool IsOk() const ;
bool IsSeekable() const { return m_file->GetKind() == wxFILE_KIND_DISK; }
protected:
wxFFileOutputStream();
size_t OnSysWrite(const void *buffer, size_t size);
wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode);
wxFileOffset OnSysTell() const;
protected:
wxFFile *m_file;
bool m_file_destroy;
DECLARE_NO_COPY_CLASS(wxFFileOutputStream)
};
class WXDLLIMPEXP_BASE wxFFileStream : public wxFFileInputStream,
public wxFFileOutputStream
{
public:
wxFFileStream(const wxString& fileName);
private:
DECLARE_NO_COPY_CLASS(wxFFileStream)
};
#endif //wxUSE_FFILE
#endif // wxUSE_STREAMS
#endif // _WX_WXFSTREAM_H__