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#include "qscreensaver_mac_p.h"
#include <QtCore/QTimer>

#include <CoreServices/CoreServices.h>

QT_BEGIN_NAMESPACE

QScreenSaverPrivate::QScreenSaverPrivate(QScreenSaver *parent)
    : q_ptr(parent)
    , isInhibited(0)
{
    ssTimer = new QTimer(this);
    connect(ssTimer, SIGNAL(timeout()), this, SLOT(activityTimeout()));
}

QScreenSaverPrivate::~QScreenSaverPrivate()
{
    setScreenSaverEnabled(false);
}

bool QScreenSaverPrivate::screenSaverEnabled()
{
    return isInhibited;
}

void QScreenSaverPrivate::setScreenSaverEnabled(bool on)
{
    if (on) {
        setScreenSaverInhibit();
    } else {
        if (ssTimer->isActive())
            ssTimer->stop();
        isInhibited = false;
    }
}

void QScreenSaverPrivate::activityTimeout()
{
    UpdateSystemActivity(OverallAct);
}

bool QScreenSaverPrivate::setScreenSaverInhibit()
{
    activityTimeout();
    ssTimer->start(1000 * 60);

    if (ssTimer->isActive()) {
        isInhibited = true;
        return isInhibited;
    }

    return false;
}

QT_END_NAMESPACE