include/wx/private/socketevtdispatch.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        wx/private/socketevtdispatch.h
   3 // Purpose:     wxSocketEventDispatcher class
   4 // Authors:     Angel Vidal
   5 // Modified by:
   6 // Created:     August 2006
   7 // Copyright:   (c) Angel Vidal
   8 // RCS-ID:      $Id$
   9 // Licence:     wxWindows licence
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifndef _WX_PRIVATE_SOCKETEVTDISPATCH_H_
  13 #define _WX_PRIVATE_SOCKETEVTDISPATCH_H_
  14
  15 #include "wx/defs.h"
  16
  17 #if wxUSE_SOCKETS
  18
  19 #ifdef __VMS
  20 #include <sys/socket.h>
  21 #endif
  22
  23 #include "wx/hash.h"
  24
  25 // forward declarations
  26 class wxSocketEventDispatcherEntry;
  27 class GSocket;
  28
  29 enum wxSocketEventDispatcherType
  30 {
  31     wxSocketEventDispatcherInput,
  32     wxSocketEventDispatcherOutput
  33 };
  34
  35 class WXDLLIMPEXP_CORE wxSocketEventDispatcher : public wxHashTable
  36 {
  37 protected:
  38     wxSocketEventDispatcher() : wxHashTable(wxKEY_INTEGER) {}
  39
  40 public:
  41     // returns instance of the table
  42     static wxSocketEventDispatcher& Get();
  43
  44     virtual ~wxSocketEventDispatcher()
  45     {
  46         WX_CLEAR_HASH_TABLE(*this)
  47     }
  48
  49     void RegisterCallback(int fd, wxSocketEventDispatcherType socketType,
  50                           GSocket* socket);
  51
  52     void UnregisterCallback(int fd, wxSocketEventDispatcherType socketType);
  53
  54     void RunLoop(int timeout = 0);
  55
  56 private:
  57     void AddEvents(fd_set* readset, fd_set* writeset);
  58
  59     int FillSets(fd_set* readset, fd_set* writeset);
  60
  61     wxSocketEventDispatcherEntry* FindEntry(int fd);
  62
  63 private:
  64     static wxSocketEventDispatcher *ms_instance;
  65
  66     friend class wxSocketEventDispatcherModule;
  67 };
  68
  69 #endif // wxUSE_SOCKETS
  70
  71 #endif // _WX_PRIVATE_SOCKETEVTDISPATCH_H_