--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/filesystemuis/memstatepopup/src/cmemscaneventreceiver.cpp	Mon Jan 18 20:09:41 2010 +0200
@@ -0,0 +1,209 @@
+/*
+* Copyright (c) 2006 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: 
+*     Memory Scan Event Receiver
+*
+*
+*/
+
+
+
+// SYSTEM INCLUDES
+#include <msenguihandler.h>
+
+
+// USER INCLUDES
+#include "cmemscaneventreceiver.h"
+
+
+// ========================= MEMBER FUNCTIONS ================================
+
+
+// ---------------------------------------------------------------------------
+// CMemScanEventReceiver::CMemScanEventReceiver()
+//
+// C++ default constructor.
+// ---------------------------------------------------------------------------
+CMemScanEventReceiver::CMemScanEventReceiver( MMsengUIHandler& aUIHandler )
+: CActive(EPriorityStandard), iUIHandler(aUIHandler)
+    {
+    CActiveScheduler::Add(this);
+    }
+
+
+// ---------------------------------------------------------------------------
+// CMemScanEventReceiver::NewL()
+//
+// 
+// ---------------------------------------------------------------------------    
+CMemScanEventReceiver* CMemScanEventReceiver::NewL( MMsengUIHandler& aUIHandler )
+    {
+    CMemScanEventReceiver* self = new( ELeave ) CMemScanEventReceiver( aUIHandler );
+    CleanupStack::PushL( self );
+    self->ConstructL( );
+    CleanupStack::Pop( self );
+    return self;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CMemScanEventReceiver::ConstructL()
+//
+// Destructor
+// ---------------------------------------------------------------------------     
+void CMemScanEventReceiver::ConstructL()
+    {
+    User::LeaveIfError( iScanClient.Connect() );
+    }
+
+
+// ---------------------------------------------------------------------------
+// CMemScanEventReceiver::~CMemScanEventReceiver()
+//
+//
+// ---------------------------------------------------------------------------                           
+CMemScanEventReceiver::~CMemScanEventReceiver()
+    {
+    Cancel();
+    iScanClient.Close();
+    }
+
+
+// ---------------------------------------------------------------------------
+// CMemScanEventReceiver::RunL()
+//
+//
+// --------------------------------------------------------------------------- 
+void CMemScanEventReceiver::RunL()
+    {
+    User::LeaveIfError( iStatus.Int() );
+    
+    switch( iStatus.Int() )
+        {
+        case EMemScanEventScanningStarted:
+            {
+            iUIHandler.StartL();
+            break;
+            }
+
+        case EMemScanEventScanningFinished:
+            {
+            iUIHandler.QuitL(iEventError);
+            break;
+            }
+
+        case EMemScanEventScanningError:
+            {
+            iUIHandler.ErrorL(iEventError);
+            break;
+            }
+
+        default:
+            {
+            break;
+            }
+        }
+    
+    RegisterForScanEvents();
+    }
+
+
+// ---------------------------------------------------------------------------
+// CMemScanEventReceiver::DoCancel()
+//
+//
+// --------------------------------------------------------------------------- 
+void CMemScanEventReceiver::DoCancel()
+    {
+    iScanClient.RequestScanEventsCancel();
+    }
+
+
+// ---------------------------------------------------------------------------
+// CMemScanEventReceiver::RunError()
+//
+//
+// --------------------------------------------------------------------------- 
+TInt CMemScanEventReceiver::RunError( TInt /*aError*/ )
+    {
+    RegisterForScanEvents();
+    return KErrNone;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CMemScanEventReceiver::DataGroupsL()
+//
+//
+// --------------------------------------------------------------------------- 
+CDesCArray* CMemScanEventReceiver::DataGroupsL() const
+    {
+    CDesCArray* dataGroupArray = iScanClient.DataGroupsL();
+    return dataGroupArray;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CMemScanEventReceiver::ScanResultL()
+//
+//
+// ---------------------------------------------------------------------------      
+CArrayFix<TInt64>* CMemScanEventReceiver::ScanResultL() const
+    {
+    CArrayFix<TInt64>* scanResultArray = iScanClient.ScanResultL();
+    return scanResultArray;
+    }
+
+
+// ---------------------------------------------------------------------------
+// CMemScanEventReceiver::ScanInProgress()
+//
+//
+// --------------------------------------------------------------------------- 
+TBool CMemScanEventReceiver::ScanInProgress() const
+    {
+    return iScanClient.ScanInProgress();
+    }
+
+
+// ---------------------------------------------------------------------------
+// CMemScanEventReceiver::ScanL()
+//
+//
+// --------------------------------------------------------------------------- 
+TInt CMemScanEventReceiver::ScanL(TDriveNumber aDrive)
+    {
+    RegisterForScanEvents();
+
+    return iScanClient.Scan(aDrive);
+    }
+
+
+// ---------------------------------------------------------------------------
+// CMemScanEventReceiver::RegisterForScanEvents()
+//
+//
+// --------------------------------------------------------------------------- 
+void CMemScanEventReceiver::RegisterForScanEvents()
+    {
+    Cancel();
+
+    // We request events from the server. When the server has an event
+    // for us, it will complete our request status (iStatus) with an
+    // event type (i.e. one of the TMemScanEvent enumerations) and
+    // also ensures that iEventError is updated with any associated error
+    // value. This will then cause the RunL method to be called.
+    iScanClient.RequestScanEvents( iEventError, iStatus );
+    SetActive();
+    }