#include "wx/stream.h"
-class WXDLLIMPEXP_BASE wxMemoryOutputStream;
+class WXDLLIMPEXP_FWD_BASE wxMemoryOutputStream;
class WXDLLIMPEXP_BASE wxMemoryInputStream : public wxInputStream
{
public:
wxMemoryInputStream(const void *data, size_t length);
wxMemoryInputStream(const wxMemoryOutputStream& stream);
+ wxMemoryInputStream(wxInputStream& stream,
+ wxFileOffset lenFile = wxInvalidOffset)
+ {
+ InitFromStream(stream, lenFile);
+ }
+ wxMemoryInputStream(wxMemoryInputStream& stream)
+ {
+ InitFromStream(stream, wxInvalidOffset);
+ }
+
virtual ~wxMemoryInputStream();
virtual wxFileOffset GetLength() const { return m_length; }
virtual bool IsSeekable() const { return true; }
- char Peek();
+ virtual char Peek();
+ virtual bool CanRead() const;
wxStreamBuffer *GetInputStreamBuffer() const { return m_i_streambuf; }
wxFileOffset OnSysTell() const;
private:
+ // common part of ctors taking wxInputStream
+ void InitFromStream(wxInputStream& stream, wxFileOffset lenFile);
+
size_t m_length;
- DECLARE_NO_COPY_CLASS(wxMemoryInputStream)
+ // copy ctor is implemented above: it copies the other stream in this one
+ DECLARE_ABSTRACT_CLASS(wxMemoryInputStream)
+ DECLARE_NO_ASSIGN_CLASS(wxMemoryInputStream)
};
class WXDLLIMPEXP_BASE wxMemoryOutputStream : public wxOutputStream
wxFileOffset OnSysSeek(wxFileOffset pos, wxSeekMode mode);
wxFileOffset OnSysTell() const;
+ DECLARE_DYNAMIC_CLASS(wxMemoryOutputStream)
DECLARE_NO_COPY_CLASS(wxMemoryOutputStream)
};