src/common/filtfind.cpp

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