gecko/dom/plugins/ipc/NestedLoopTimer.cpp

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 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
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 * The Original Code is Mozilla Plugin App.
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 * The Initial Developer of the Original Code is mozilla.org code.
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 * Contributors(s):
 *  Tero Koskinen <tero.koskinen@iki.fi>  (Original Author)
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#include <QtCore/QTimer>

#include "NestedLoopTimer.h"
#include "mozilla/plugins/PluginModuleChild.h"

namespace mozilla {
namespace plugins {

NestedLoopTimer::NestedLoopTimer(PluginModuleChild *pmc):
     QObject(), mModule(pmc), mQTimer(NULL)
{
}

NestedLoopTimer::~NestedLoopTimer()
{
    if (mQTimer) {
        mQTimer->stop();
        delete mQTimer;
        mQTimer = NULL;
    }
}

void NestedLoopTimer::timeOut()
{
    // just detected a nested loop; start a timer that will
    // periodically rpc-call back into the browser and process some
    // events
    mQTimer = new QTimer(this);
    QObject::connect(mQTimer, SIGNAL(timeout()), this,
                     SLOT(processSomeEvents()));
    mQTimer->setInterval(kNestedLoopDetectorIntervalMs);
    mQTimer->start();
}

void NestedLoopTimer::processSomeEvents()
{
    if (mModule)
        mModule->CallProcessSomeEvents();
}

} /* namespace plugins */
} /* namespace mozilla */