windows/JackWinEvent.h

   1 /*
   2  Copyright (C) 2004-2008 Grame
   3
   4  This program is free software; you can redistribute it and/or modify
   5  it under the terms of the GNU Lesser General Public License as published by
   6  the Free Software Foundation; either version 2.1 of the License, or
   7  (at your option) any later version.
   8
   9  This program is distributed in the hope that it will be useful,
  10  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  GNU Lesser General Public License for more details.
  13
  14  You should have received a copy of the GNU Lesser General Public License
  15  along with this program; if not, write to the Free Software
  16  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  17
  18  */
  19
  20 #ifndef __JackWinEvent__
  21 #define __JackWinEvent__
  22
  23 #include "JackSynchro.h"
  24 #include <windows.h>
  25
  26 namespace Jack
  27 {
  28
  29 // http://bob.developpez.com/tutapiwin/article_56.php
  30
  31 /*!
  32 \brief Inter process synchronization using system wide events.
  33 */
  34
  35 class JackWinEvent : public JackSynchro
  36 {
  37
  38     private:
  39
  40         HANDLE fEvent;
  41
  42     protected:
  43
  44         void BuildName(const char* name, const char* server_name, char* res, int size);
  45
  46     public:
  47
  48         JackWinEvent(): JackSynchro(), fEvent(NULL)
  49         {}
  50         virtual ~JackWinEvent()
  51         {}
  52
  53         bool Signal();
  54         bool SignalAll();
  55         bool Wait();
  56         bool TimedWait(long usec);
  57
  58         bool Allocate(const char* name, const char* server_name, int value);
  59         bool Connect(const char* name, const char* server_name);
  60         bool ConnectInput(const char* name, const char* server_name);
  61         bool ConnectOutput(const char* name, const char* server_name);
  62         bool Disconnect();
  63         void Destroy();
  64 };
  65
  66 } // end of namespace
  67
  68 #endif
  69