X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2b5f62a0b2db198609b45dec622a018dae37008e..9c64071583c62026eb8f25638aec9f3843209d4d:/include/wx/stream.h diff --git a/include/wx/stream.h b/include/wx/stream.h index 5b80f8766c..151dd0bca4 100644 --- a/include/wx/stream.h +++ b/include/wx/stream.h @@ -6,7 +6,7 @@ // Created: 11/07/98 // RCS-ID: $Id$ // Copyright: (c) Guilhem Lavaux -// Licence: wxWindows license +// Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// #ifndef _WX_WXSTREAM_H__ @@ -25,14 +25,14 @@ #include "wx/string.h" #include "wx/filefn.h" // for off_t, wxInvalidOffset and wxSeekMode -class WXDLLEXPORT wxStreamBase; -class WXDLLEXPORT wxInputStream; -class WXDLLEXPORT wxOutputStream; +class WXDLLIMPEXP_BASE wxStreamBase; +class WXDLLIMPEXP_BASE wxInputStream; +class WXDLLIMPEXP_BASE wxOutputStream; typedef wxInputStream& (*__wxInputManip)(wxInputStream&); typedef wxOutputStream& (*__wxOutputManip)(wxOutputStream&); -WXDLLEXPORT wxOutputStream& wxEndL(wxOutputStream& o_stream); +WXDLLIMPEXP_BASE wxOutputStream& wxEndL(wxOutputStream& o_stream); // ---------------------------------------------------------------------------- // constants @@ -67,7 +67,7 @@ enum wxStreamError // wxStreamBase: common (but non virtual!) base for all stream classes // --------------------------------------------------------------------------- -class WXDLLEXPORT wxStreamBase +class WXDLLIMPEXP_BASE wxStreamBase { public: wxStreamBase(); @@ -81,7 +81,7 @@ public: // reset the stream state void Reset() { m_lasterror = wxSTREAM_NO_ERROR; } - // deprecated (doesn't make sense!), don't use + // this doesn't make sense for all streams, always test its return value virtual size_t GetSize() const { return 0; } #if WXWIN_COMPATIBILITY_2_2 @@ -98,13 +98,15 @@ protected: wxStreamError m_lasterror; friend class wxStreamBuffer; + + DECLARE_NO_COPY_CLASS(wxStreamBase) }; // ---------------------------------------------------------------------------- // wxInputStream: base class for the input streams // ---------------------------------------------------------------------------- -class WXDLLEXPORT wxInputStream : public wxStreamBase +class WXDLLIMPEXP_BASE wxInputStream : public wxStreamBase { public: // ctor and dtor, nothing exciting @@ -236,7 +238,7 @@ protected: // wxOutputStream: base for the output streams // ---------------------------------------------------------------------------- -class WXDLLEXPORT wxOutputStream : public wxStreamBase +class WXDLLIMPEXP_BASE wxOutputStream : public wxStreamBase { public: wxOutputStream(); @@ -272,7 +274,7 @@ protected: // A stream for measuring streamed output // --------------------------------------------------------------------------- -class WXDLLEXPORT wxCountingOutputStream : public wxOutputStream +class WXDLLIMPEXP_BASE wxCountingOutputStream : public wxOutputStream { public: wxCountingOutputStream(); @@ -292,7 +294,7 @@ protected: // "Filter" streams // --------------------------------------------------------------------------- -class WXDLLEXPORT wxFilterInputStream : public wxInputStream +class WXDLLIMPEXP_BASE wxFilterInputStream : public wxInputStream { public: wxFilterInputStream(); @@ -307,9 +309,11 @@ public: protected: wxInputStream *m_parent_i_stream; + + DECLARE_NO_COPY_CLASS(wxFilterInputStream) }; -class WXDLLEXPORT wxFilterOutputStream : public wxOutputStream +class WXDLLIMPEXP_BASE wxFilterOutputStream : public wxOutputStream { public: wxFilterOutputStream(); @@ -322,6 +326,8 @@ public: protected: wxOutputStream *m_parent_o_stream; + + DECLARE_NO_COPY_CLASS(wxFilterOutputStream) }; // ============================================================================ @@ -333,7 +339,7 @@ protected: // wxBufferedStreams to implement custom buffering // --------------------------------------------------------------------------- -class WXDLLEXPORT wxStreamBuffer +class WXDLLIMPEXP_BASE wxStreamBuffer { public: enum BufMode @@ -437,13 +443,21 @@ protected: bool m_destroybuf, // deallocate buffer? m_fixed, m_flushable; + +private: +// Cannot use +// DECLARE_NO_COPY_CLASS(wxStreamBuffer) +// because copy constructor is explicitly declared above; +// but no copy assignment operator is defined, so declare +// it private to prevent the compiler from defining it: + wxStreamBuffer& operator=(const wxStreamBuffer&); }; // --------------------------------------------------------------------------- // wxBufferedInputStream // --------------------------------------------------------------------------- -class WXDLLEXPORT wxBufferedInputStream : public wxFilterInputStream +class WXDLLIMPEXP_BASE wxBufferedInputStream : public wxFilterInputStream { public: // if a non NULL buffer is given to the stream, it will be deleted by it @@ -471,13 +485,15 @@ protected: virtual off_t OnSysTell() const; wxStreamBuffer *m_i_streambuf; + + DECLARE_NO_COPY_CLASS(wxBufferedInputStream) }; // ---------------------------------------------------------------------------- // wxBufferedOutputStream // ---------------------------------------------------------------------------- -class WXDLLEXPORT wxBufferedOutputStream : public wxFilterOutputStream +class WXDLLIMPEXP_BASE wxBufferedOutputStream : public wxFilterOutputStream { public: // if a non NULL buffer is given to the stream, it will be deleted by it @@ -508,6 +524,8 @@ protected: virtual off_t OnSysTell() const; wxStreamBuffer *m_o_streambuf; + + DECLARE_NO_COPY_CLASS(wxBufferedOutputStream) }; #endif // wxUSE_STREAMS