| | 1 | ///////////////////////////////////////////////////////////////////////////// |
| | 2 | // Name: zipstream.h |
| | 3 | // Purpose: wxZipInputStream for reading files from ZIP archive |
| | 4 | // Author: Vaclav Slavik |
| | 5 | // Copyright: (c) 1999 Vaclav Slavik |
| | 6 | // Licence: wxWindows Licence |
| | 7 | ///////////////////////////////////////////////////////////////////////////// |
| | 8 | |
| | 9 | #ifndef __ZIPSTREAM_H__ |
| | 10 | #define __ZIPSTREAM_H__ |
| | 11 | |
| | 12 | #if defined(__GNUG__) && !defined(__APPLE__) |
| | 13 | #pragma interface "zipstrm.h" |
| | 14 | #endif |
| | 15 | |
| | 16 | #include "wx/defs.h" |
| | 17 | |
| | 18 | #if wxUSE_STREAMS && wxUSE_ZIPSTREAM && wxUSE_ZLIB |
| | 19 | |
| | 20 | #include "wx/stream.h" |
| | 21 | |
| | 22 | //-------------------------------------------------------------------------------- |
| | 23 | // wxZipInputStream |
| | 24 | // This class is input stream from ZIP archive. The archive |
| | 25 | // must be local file (accessible via FILE*) |
| | 26 | //-------------------------------------------------------------------------------- |
| | 27 | |
| | 28 | |
| | 29 | class WXDLLIMPEXP_BASE wxZipInputStream : public wxInputStream |
| | 30 | { |
| | 31 | public: |
| | 32 | wxZipInputStream(const wxString& archive, const wxString& file); |
| | 33 | // archive is name of .zip archive, file is name of file to be extracted. |
| | 34 | // Remember that archive must be local file accesible via fopen, fread functions! |
| | 35 | ~wxZipInputStream(); |
| | 36 | |
| | 37 | virtual size_t GetSize() const {return m_Size;} |
| | 38 | virtual bool Eof() const; |
| | 39 | |
| | 40 | protected: |
| | 41 | virtual size_t OnSysRead(void *buffer, size_t bufsize); |
| | 42 | virtual off_t OnSysSeek(off_t seek, wxSeekMode mode); |
| | 43 | virtual off_t OnSysTell() const {return m_Pos;} |
| | 44 | |
| | 45 | private: |
| | 46 | size_t m_Size; |
| | 47 | off_t m_Pos; |
| | 48 | |
| | 49 | // this void* is handle of archive . I'm sorry it is void and not proper |
| | 50 | // type but I don't want to make unzip.h header public. |
| | 51 | void *m_Archive; |
| | 52 | |
| | 53 | DECLARE_NO_COPY_CLASS(wxZipInputStream) |
| | 54 | }; |
| | 55 | |
| | 56 | |
| | 57 | #endif |
| | 58 | // wxUSE_STREAMS && wxUSE_ZIPSTREAM && wxUSE_ZLIB |
| | 59 | |
| | 60 | #endif |
| | 61 | // __ZIPSTREAM_H__ |
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