cab1a6053d
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@29319 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
62 lines
1.8 KiB
C++
62 lines
1.8 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: zipstream.h
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// Purpose: wxZipInputStream for reading files from ZIP archive
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// Author: Vaclav Slavik
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// Copyright: (c) 1999 Vaclav Slavik
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef __ZIPSTREAM_H__
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#define __ZIPSTREAM_H__
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#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
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#pragma interface "zipstrm.h"
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#endif
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#include "wx/defs.h"
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#if wxUSE_STREAMS && wxUSE_ZIPSTREAM && wxUSE_ZLIB
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#include "wx/stream.h"
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//--------------------------------------------------------------------------------
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// wxZipInputStream
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// This class is input stream from ZIP archive. The archive
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// must be local file (accessible via FILE*)
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//--------------------------------------------------------------------------------
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class WXDLLIMPEXP_BASE wxZipInputStream : public wxInputStream
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{
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public:
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wxZipInputStream(const wxString& archive, const wxString& file);
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// archive is name of .zip archive, file is name of file to be extracted.
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// Remember that archive must be local file accesible via fopen, fread functions!
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~wxZipInputStream();
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virtual size_t GetSize() const {return m_Size;}
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virtual bool Eof() const;
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protected:
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virtual size_t OnSysRead(void *buffer, size_t bufsize);
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virtual off_t OnSysSeek(off_t seek, wxSeekMode mode);
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virtual off_t OnSysTell() const {return m_Pos;}
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private:
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size_t m_Size;
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off_t m_Pos;
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// this void* is handle of archive . I'm sorry it is void and not proper
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// type but I don't want to make unzip.h header public.
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void *m_Archive;
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DECLARE_NO_COPY_CLASS(wxZipInputStream)
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};
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#endif
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// wxUSE_STREAMS && wxUSE_ZIPSTREAM && wxUSE_ZLIB
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#endif
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// __ZIPSTREAM_H__
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