diff -r b0dd75e285d2 -r 0f2326c2a325 ginebra2/SystemDeviceImpl.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/ginebra2/SystemDeviceImpl.cpp	Wed Jun 23 17:59:43 2010 +0300
@@ -0,0 +1,78 @@
+/*
+* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Lesser General Public License as published by
+* the Free Software Foundation, version 2.1 of the License.
+*
+* This program 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 Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public License
+* along with this program.  If not,
+* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".
+*
+* Description:
+* This file implements the SystemDeviceImpl class.
+*/
+#include <QList>
+#include <QString>
+#include "SystemDeviceImpl.h"
+#include "Utilities.h"
+
+namespace GVA {
+
+SystemDeviceImpl::SystemDeviceImpl()
+{
+    // create Qt Mobility API objects for device info
+    m_deviceInfo = new QSystemDeviceInfo(this);
+
+    // When the m_deviceInfo signals battery level changed,
+    // DeviceDelegate emits batteryLevelChanged
+    safe_connect(m_deviceInfo, SIGNAL(batteryLevelChanged(int)),
+                 this, SIGNAL(batteryLevelChanged(int)));
+
+    // set current charging state then keep it up to date with signal handler
+    m_batteryCharging = (m_deviceInfo->currentPowerState() ==
+        QSystemDeviceInfo::WallPowerChargingBattery) ? true : false;
+    qDebug() << "DeviceDelegate: charging state = " << m_deviceInfo->currentPowerState();
+    qDebug() << "DeviceDelegate: charging = " << m_batteryCharging;
+    safe_connect(m_deviceInfo, SIGNAL(powerStateChanged(QSystemDeviceInfo::PowerState)),
+                 this, SLOT(handlePowerStateChanged(QSystemDeviceInfo::PowerState)));
+}
+
+SystemDeviceImpl::~SystemDeviceImpl()
+{
+    // clean up
+    delete m_deviceInfo;
+}
+
+//! Get the current battery level.
+int SystemDeviceImpl::getBatteryLevel() const
+{
+    return (m_deviceInfo->batteryLevel());
+}
+
+//! Handles the powerStateChanged signal from system device info.
+/*!
+  \param state new power state
+*/
+void SystemDeviceImpl::handlePowerStateChanged(QSystemDeviceInfo::PowerState state)
+{
+    bool batteryCharging =
+        (state == QSystemDeviceInfo::WallPowerChargingBattery) ? true : false;
+
+    qDebug() << "DeviceDelegate: new charging state = " << state;
+    if (batteryCharging != m_batteryCharging) {
+        m_batteryCharging = batteryCharging;
+        //qDebug() << "DeviceDelegate: new charging = " << m_batteryCharging;
+        // emit battery level - subscriber will get charging state if desired
+        emit batteryLevelChanged(m_deviceInfo->batteryLevel());
+    }
+}
+
+} // GVA
+