ResponseQueue.cpp

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/**********************************************************************
 
   Audacity - A Digital Audio Editor
   Copyright 1999-2009 Audacity Team
   File License: wxWidgets
 
   Dan Horgan
 
******************************************************************//*******************************************************************/
 
#include "ResponseQueue.h"
 
#include <queue>
#include <string>
#include <wx/thread.h>
 
ResponseQueue::ResponseQueue()
   : mCondition(mMutex)
{ }
 
ResponseQueue::~ResponseQueue()
{ }
 
void ResponseQueue::AddResponse(Response response)
{
   wxMutexLocker locker(mMutex);
   mResponses.push(response);
   mCondition.Signal();
}
 
Response ResponseQueue::WaitAndGetResponse()
{
   wxMutexLocker locker(mMutex);
   if (mResponses.empty())
   {
      mCondition.Wait();
   }
   wxASSERT(!mResponses.empty());
   Response msg = mResponses.front();
   mResponses.pop();
   return msg;
}