src/common/fs_zip.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        fs_zip.cpp
   3 // Purpose:     ZIP file system
   4 // Author:      Vaclav Slavik
   5 // Copyright:   (c) 1999 Vaclav Slavik
   6 // Licence:     wxWindows Licence
   7 /////////////////////////////////////////////////////////////////////////////
   8
   9
  10 #ifdef __GNUG__
  11 #pragma implementation
  12 #endif
  13
  14 #include <wx/wxprec.h>
  15
  16 #ifdef __BORDLANDC__
  17 #pragma hdrstop
  18 #endif
  19
  20 #if !wxUSE_SOCKETS
  21     #undef wxUSE_FS_ZIP
  22     #define wxUSE_FS_ZIP 0
  23 #endif
  24
  25 #if wxUSE_FS_ZIP
  26
  27 #ifndef WXPRECOMP
  28 #include <wx/wx.h>
  29 #endif
  30
  31 #include "wx/filesys.h"
  32 #include "wx/zipstream.h"
  33 #include "wx/fs_zip.h"
  34
  35
  36 //--------------------------------------------------------------------------------
  37 // wxZipFSHandler
  38 //--------------------------------------------------------------------------------
  39
  40
  41
  42 bool wxZipFSHandler::CanOpen(const wxString& location)
  43 {
  44     wxString p = GetProtocol(location);
  45     return (p == "zip");
  46 }
  47
  48
  49
  50
  51 wxFSFile* wxZipFSHandler::OpenFile(wxFileSystem& WXUNUSED(fs), const wxString& location)
  52 {
  53     wxString right = GetRightLocation(location);
  54     wxString left = GetLeftLocation(location);
  55     wxInputStream *s;
  56
  57     if (GetProtocol(left) != "file") {
  58         return NULL;
  59     }
  60
  61     s = new wxZipInputStream(left, right);
  62     if (s && (s -> LastError() == wxStream_NOERROR)) {
  63         return new wxFSFile(s,
  64                             left + "#zip:" + right,
  65                             GetMimeTypeFromExt(location),
  66                             GetAnchor(location));
  67     }
  68     else return NULL;
  69 }
  70
  71
  72
  73 wxZipFSHandler::~wxZipFSHandler()
  74 {
  75 }
  76
  77 #endif // wxUSE_FS_ZIP