Files
SingularityViewer/indra/newview/llmainlooprepeater.cpp

89 lines
2.4 KiB
C++

/**
* @file llmachineid.cpp
* @brief retrieves unique machine ids
*
* $LicenseInfo:firstyear=2009&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "llapr.h"
#include "llevents.h"
#include "llmainlooprepeater.h"
// LLMainLoopRepeater
//-----------------------------------------------------------------------------
LLMainLoopRepeater::LLMainLoopRepeater(void):
mQueue(0)
{
; // No op.
}
void LLMainLoopRepeater::start(void)
{
if(mQueue != 0) return;
mQueue = new LLThreadSafeQueue<LLSD>(1024);
mMainLoopConnection = LLEventPumps::instance().
obtain("mainloop").listen(LLEventPump::inventName(), boost::bind(&LLMainLoopRepeater::onMainLoop, this, _1));
mRepeaterConnection = LLEventPumps::instance().
obtain("mainlooprepeater").listen(LLEventPump::inventName(), boost::bind(&LLMainLoopRepeater::onMessage, this, _1));
}
void LLMainLoopRepeater::stop(void)
{
mMainLoopConnection.release();
mRepeaterConnection.release();
delete mQueue;
mQueue = 0;
}
bool LLMainLoopRepeater::onMainLoop(LLSD const &)
{
LLSD message;
while(mQueue->tryPopBack(message)) {
std::string pump = message["pump"].asString();
if(pump.length() == 0 ) continue; // No pump.
LLEventPumps::instance().obtain(pump).post(message["payload"]);
}
return false;
}
bool LLMainLoopRepeater::onMessage(LLSD const & event)
{
try {
mQueue->pushFront(event);
} catch(LLThreadSafeQueueError & e) {
llwarns << "could not repeat message (" << e.what() << ")" <<
event.asString() << LL_ENDL;
}
return false;
}