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**
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****************************************************************************/

#include "qqmlconfigurabledebugservice_p.h"
#include "qqmlconfigurabledebugservice_p_p.h"

QT_BEGIN_NAMESPACE

QQmlConfigurableDebugService::QQmlConfigurableDebugService(const QString &name, float version,
                                                           QObject *parent) :
    QQmlDebugService((*new QQmlConfigurableDebugServicePrivate), name, version, parent) { init(); }

QQmlConfigurableDebugService::QQmlConfigurableDebugService(QQmlDebugServicePrivate &dd,
                                                           const QString &name, float version,
                                                           QObject *parent) :
    QQmlDebugService(dd, name, version, parent) { init(); }

QMutex *QQmlConfigurableDebugService::configMutex()
{
    Q_D(QQmlConfigurableDebugService);
    return &d->configMutex;
}

void QQmlConfigurableDebugService::init()
{
    Q_D(QQmlConfigurableDebugService);
    QMutexLocker lock(&d->configMutex);
    // If we're not enabled or not blocking, don't wait for configuration
    d->waitingForConfiguration = (registerService() == Enabled && blockingMode());
}

void QQmlConfigurableDebugService::stopWaiting()
{
    Q_D(QQmlConfigurableDebugService);
    QMutexLocker lock(&d->configMutex);
    d->waitingForConfiguration = false;
    foreach (QQmlEngine *engine, d->waitingEngines)
        emit attachedToEngine(engine);
    d->waitingEngines.clear();
}

void QQmlConfigurableDebugService::stateChanged(QQmlDebugService::State newState)
{
    if (newState != Enabled)
        stopWaiting();
}

void QQmlConfigurableDebugService::engineAboutToBeAdded(QQmlEngine *engine)
{
    Q_D(QQmlConfigurableDebugService);
    QMutexLocker lock(&d->configMutex);
    if (d->waitingForConfiguration)
        d->waitingEngines.append(engine);
    else
        emit attachedToEngine(engine);
}

QT_END_NAMESPACE