+#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);
+ ~wxFileInputStream();
+
+ wxFileOffset GetLength() const;
+
+ bool Ok() const { return m_file->IsOpened(); }
+ 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 m_file->IsOpened(); }
+ 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;