barrier/lib/server/CClientProxy1_3.cpp

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/*
* synergy -- mouse and keyboard sharing utility
* Copyright (C) 2006 Chris Schoeneman, Nick Bolton, Sorin Sbarnea
*
* This package is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* found in the file COPYING that should have accompanied this file.
*
* This package 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 General Public License for more details.
2010-06-20 17:38:51 +00:00
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "CClientProxy1_3.h"
#include "CProtocolUtil.h"
#include "CLog.h"
#include "IEventQueue.h"
#include "TMethodEventJob.h"
#include <cstring>
#include <memory>
//
// CClientProxy1_3
//
CClientProxy1_3::CClientProxy1_3(const CString& name, IStream* stream) :
CClientProxy1_2(name, stream),
m_keepAliveRate(kKeepAliveRate),
m_keepAliveTimer(NULL)
{
setHeartbeatRate(kKeepAliveRate, kKeepAliveRate * kKeepAlivesUntilDeath);
}
CClientProxy1_3::~CClientProxy1_3()
{
// cannot do this in superclass or our override wouldn't get called
removeHeartbeatTimer();
}
void
CClientProxy1_3::mouseWheel(SInt32 xDelta, SInt32 yDelta)
{
LOG((CLOG_DEBUG2 "send mouse wheel to \"%s\" %+d,%+d", getName().c_str(), xDelta, yDelta));
CProtocolUtil::writef(getStream(), kMsgDMouseWheel, xDelta, yDelta);
}
bool
CClientProxy1_3::parseMessage(const UInt8* code)
{
// process message
if (memcmp(code, kMsgCKeepAlive, 4) == 0) {
// reset alarm
resetHeartbeatTimer();
return true;
}
else {
return CClientProxy1_2::parseMessage(code);
}
}
void
CClientProxy1_3::resetHeartbeatRate()
{
setHeartbeatRate(kKeepAliveRate, kKeepAliveRate * kKeepAlivesUntilDeath);
}
void
CClientProxy1_3::setHeartbeatRate(double rate, double)
{
m_keepAliveRate = rate;
CClientProxy1_2::setHeartbeatRate(rate, rate * kKeepAlivesUntilDeath);
}
void
CClientProxy1_3::resetHeartbeatTimer()
{
// reset the alarm but not the keep alive timer
CClientProxy1_2::removeHeartbeatTimer();
CClientProxy1_2::addHeartbeatTimer();
}
void
CClientProxy1_3::addHeartbeatTimer()
{
// create and install a timer to periodically send keep alives
if (m_keepAliveRate > 0.0) {
m_keepAliveTimer = EVENTQUEUE->newTimer(m_keepAliveRate, NULL);
EVENTQUEUE->adoptHandler(CEvent::kTimer, m_keepAliveTimer,
new TMethodEventJob<CClientProxy1_3>(this,
&CClientProxy1_3::handleKeepAlive, NULL));
}
// superclass does the alarm
CClientProxy1_2::addHeartbeatTimer();
}
void
CClientProxy1_3::removeHeartbeatTimer()
{
// remove the timer that sends keep alives periodically
if (m_keepAliveTimer != NULL) {
EVENTQUEUE->removeHandler(CEvent::kTimer, m_keepAliveTimer);
EVENTQUEUE->deleteTimer(m_keepAliveTimer);
m_keepAliveTimer = NULL;
}
// superclass does the alarm
CClientProxy1_2::removeHeartbeatTimer();
}
void
CClientProxy1_3::handleKeepAlive(const CEvent&, void*)
{
CProtocolUtil::writef(getStream(), kMsgCKeepAlive);
}