src/common/filtfind.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/common/filtfind.cpp
   3 // Purpose:     Streams for filter formats
   4 // Author:      Mike Wetherell
   5 // RCS-ID:      $Id$
   6 // Copyright:   (c) Mike Wetherell
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 // For compilers that support precompilation, includes "wx.h".
  11 #include "wx/wxprec.h"
  12
  13 #ifdef __BORLANDC__
  14     #pragma hdrstop
  15 #endif
  16
  17 #if wxUSE_STREAMS
  18
  19 #include "wx/stream.h"
  20
  21 // These functions are in a separate file so that statically linked apps
  22 // that do not call them to search for filter handlers will only link in
  23 // the filter classes they use.
  24
  25 const wxFilterClassFactory *
  26 wxFilterClassFactory::Find(const wxString& protocol, wxStreamProtocolType type)
  27 {
  28     for (const wxFilterClassFactory *f = GetFirst(); f; f = f->GetNext())
  29         if (f->CanHandle(protocol, type))
  30             return f;
  31
  32     return NULL;
  33 }
  34
  35 // static
  36 const wxFilterClassFactory *wxFilterClassFactory::GetFirst()
  37 {
  38     if (!sm_first)
  39         wxUseFilterClasses();
  40     return sm_first;
  41 }
  42
  43 #endif // wxUSE_STREAMS