diff -r 63339781d179 -r 09b1ac925e3f securitydialogs/Autolock/autolockuseractivityservice/stub/src/autolockuseractivityservice_p.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/securitydialogs/Autolock/autolockuseractivityservice/stub/src/autolockuseractivityservice_p.cpp	Tue Aug 31 16:04:40 2010 +0300
@@ -0,0 +1,94 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description: autolockuseractivityservice_p.cpp
+*
+*/
+
+#include "autolockuseractivityservice.h"
+#include "autolockuseractivityservice_p.h"
+
+#include <QTimer>
+#include <QObject>
+
+// ======== MEMBER FUNCTIONS ========
+
+/*!
+    Constructor.
+    \param servicePublic public implementation.
+*/
+AutolockUserActivityServicePrivate::AutolockUserActivityServicePrivate(AutolockUserActivityService *servicePublic) :
+    m_q(servicePublic), mInactivityPeriod(9)
+{
+    mActivityTimer = new QTimer();
+    QObject::connect(mActivityTimer, SIGNAL(timeout()), m_q, SIGNAL(active()));
+
+    mInactivityTimer = new QTimer();
+    QObject::connect(mInactivityTimer, SIGNAL(timeout()), m_q, SIGNAL(notActive()));
+}
+
+/*!
+    Destructor.
+*/
+AutolockUserActivityServicePrivate::~AutolockUserActivityServicePrivate()
+{
+    delete mActivityTimer;
+    delete mInactivityTimer;
+}
+
+/*!
+    Sets the inactivity period after which to emit signal of inactivity.
+    \param seconds after which inactivity is detected.
+*/
+void AutolockUserActivityServicePrivate::setInactivityPeriod(int seconds)
+{
+    mInactivityPeriod = seconds;
+    if (isWatching()) {
+        mInactivityTimer->start(seconds * 1000);
+    }
+}
+
+/*!
+    Retrives the current inactivity period setting.
+    \retval inactivity period set.
+*/
+int AutolockUserActivityServicePrivate::inactivityPeriod() const
+{
+    return mInactivityPeriod;
+}
+
+/*!
+    Starts or stops activity manager user activity watching.
+    \param shouldWatch determines if we shoul start watching or stop watching.
+*/
+void AutolockUserActivityServicePrivate::watch(bool shouldWatch)
+{
+    if (shouldWatch && !isWatching()) {
+        mActivityTimer->start(5000);
+        mInactivityTimer->start(mInactivityPeriod * 1000);
+    } else if (!shouldWatch && isWatching()) {
+        mActivityTimer->stop();
+        mInactivityTimer->stop();
+    }
+}
+
+/*!
+    Checks if activity service is currently watching for user activity.
+    \retval true if user acitivity service is active.
+*/
+bool AutolockUserActivityServicePrivate::isWatching() const
+{
+    return (mActivityTimer->isActive() || mInactivityTimer->isActive());
+}
+
+