diff -r 21625e5de155 -r 93c0009bd947 usbmgmt/usbmgrtest/t_usb_charging/src/usbchargingcurrentwatcher.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usbmgmt/usbmgrtest/t_usb_charging/src/usbchargingcurrentwatcher.cpp	Thu Sep 16 12:03:29 2010 +0800
@@ -0,0 +1,92 @@
+// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
+// All rights reserved.
+// This component and the accompanying materials are made available
+// under the terms of the License "Symbian Foundation License v1.0"
+// which accompanies this distribution, and is available
+// at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html".
+//
+// Initial Contributors:
+// Nokia Corporation - initial contribution.
+//
+// Contributors:
+//
+// Description:
+//
+
+#include <e32cmn.h>
+#include <e32debug.h>
+#include <usbchargingpublishedinfo.h>
+
+#include "usbchargingcurrentwatcher.h"
+#include "testmanager.h"
+#include "OstTraceDefinitions.h"
+#ifdef OST_TRACE_COMPILER_IN_USE
+#include "usbchargingcurrentwatcherTraces.h"
+#endif
+
+
+CUsbChargingCurrentWatcher* CUsbChargingCurrentWatcher::NewL(CUsbChargingArmTest& aUsbChargingArm)
+    {
+    OstTraceFunctionEntry0( CUSBCHARGINGCURRENTWATCHER_NEWL_ENTRY );
+    CUsbChargingCurrentWatcher* self = new(ELeave) CUsbChargingCurrentWatcher(aUsbChargingArm);
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop(self);
+    OstTraceFunctionExit0( CUSBCHARGINGCURRENTWATCHER_NEWL_EXIT );
+    return self;
+    }
+
+CUsbChargingCurrentWatcher::~CUsbChargingCurrentWatcher()
+    {
+    OstTraceFunctionEntry0( CUSBCHARGINGCURRENTWATCHER_CUSBCHARGINGCURRENTWATCHER_ENTRY );
+    Cancel();
+    iChargingCurrentProp.Close();
+    OstTraceFunctionExit0( CUSBCHARGINGCURRENTWATCHER_CUSBCHARGINGCURRENTWATCHER_EXIT );
+    }
+
+CUsbChargingCurrentWatcher::CUsbChargingCurrentWatcher(CUsbChargingArmTest& aUsbChargingArm)
+    : CActive(EPriorityStandard)
+    , iUsbChargingArm(aUsbChargingArm)
+    {
+    OstTraceFunctionEntry0( DUP1_CUSBCHARGINGCURRENTWATCHER_CUSBCHARGINGCURRENTWATCHER_ENTRY );
+    CActiveScheduler::Add(this);
+    OstTraceFunctionExit0( DUP1_CUSBCHARGINGCURRENTWATCHER_CUSBCHARGINGCURRENTWATCHER_EXIT );
+    }
+
+void CUsbChargingCurrentWatcher::ConstructL()
+    {
+    OstTraceFunctionEntry0( CUSBCHARGINGCURRENTWATCHER_CONSTRUCTL_ENTRY );
+    User::LeaveIfError(iChargingCurrentProp.Attach(KPropertyUidUsbBatteryChargingCategory, KPropertyUidUsbBatteryChargingInfo));
+    
+    PostAndNotifyCurrentL();
+    OstTraceFunctionExit0( CUSBCHARGINGCURRENTWATCHER_CONSTRUCTL_EXIT );
+    }
+
+void CUsbChargingCurrentWatcher::DoCancel()
+    {
+    OstTraceFunctionEntry0( CUSBCHARGINGCURRENTWATCHER_DOCANCEL_ENTRY );
+    iChargingCurrentProp.Cancel();
+    OstTraceFunctionExit0( CUSBCHARGINGCURRENTWATCHER_DOCANCEL_EXIT );
+    }
+
+void CUsbChargingCurrentWatcher::RunL()
+    {
+    OstTraceFunctionEntry0( CUSBCHARGINGCURRENTWATCHER_RUNL_ENTRY );
+    PostAndNotifyCurrentL();
+    OstTraceFunctionExit0( CUSBCHARGINGCURRENTWATCHER_RUNL_EXIT );
+    }
+
+void CUsbChargingCurrentWatcher::PostAndNotifyCurrentL()
+    {
+    OstTraceFunctionEntry0( CUSBCHARGINGCURRENTWATCHER_POSTANDNOTIFYCURRENTL_ENTRY );
+    iChargingCurrentProp.Subscribe(iStatus);
+    SetActive();
+
+    TPckgBuf<TPublishedUsbChargingInfo>  aChargingInfo;
+    TInt err = iChargingCurrentProp.Get(aChargingInfo);
+    User::LeaveIfError(err);
+    OstTrace0( TRACE_NORMAL, CUSBCHARGINGCURRENTWATCHER_POSTANDNOTIFYCURRENTL, "CUsbChargingCurrentWatcher::PostAndNotifyCurrentL get P/S key changed" );
+    iUsbChargingArm.ShowUsbChargingValue(aChargingInfo());    
+    OstTraceFunctionExit0( CUSBCHARGINGCURRENTWATCHER_POSTANDNOTIFYCURRENTL_EXIT );
+    }
+