+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;
+
+ wxDECLARE_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; }
+
+ wxFile* GetFile() const { return m_file; }
+
+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;
+
+ wxDECLARE_NO_COPY_CLASS(wxFileOutputStream);
+};
+
+class WXDLLIMPEXP_BASE wxTempFileOutputStream : public wxOutputStream
+{
+public:
+ wxTempFileOutputStream(const wxString& fileName);
+ virtual ~wxTempFileOutputStream();
+
+ bool Close() { return Commit(); }
+ WXDLLIMPEXP_INLINE_BASE virtual bool Commit() { return m_file->Commit(); }
+ WXDLLIMPEXP_INLINE_BASE 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;
+
+ wxDECLARE_NO_COPY_CLASS(wxTempFileOutputStream);
+};
+
+class WXDLLIMPEXP_BASE wxFileStream : public wxFileInputStream,
+ public wxFileOutputStream
+{
+public:
+ wxFileStream(const wxString& fileName);
+ virtual bool IsOk() const;
+
+ // override (some) virtual functions inherited from both classes to resolve
+ // ambiguities (this wouldn't be necessary if wxStreamBase were a virtual
+ // base class but it isn't)
+
+ virtual bool IsSeekable() const
+ {
+ return wxFileInputStream::IsSeekable();
+ }
+
+ virtual wxFileOffset GetLength() const
+ {
+ return wxFileInputStream::GetLength();
+ }
+
+protected:
+ virtual wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode)
+ {
+ return wxFileInputStream::OnSysSeek(pos, mode);
+ }
+
+ virtual wxFileOffset OnSysTell() const
+ {
+ return wxFileInputStream::OnSysTell();
+ }
+
+private:
+ wxDECLARE_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 wxString& mode = "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; }
+
+ wxFFile* GetFile() const { return m_file; }
+
+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;
+
+ wxDECLARE_NO_COPY_CLASS(wxFFileInputStream);