--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/messagingfw/alwaysonline/AlwaysOnlineManager/src/AlwaysOnlineManagerDiskSpaceObserver.cpp	Mon Jan 18 20:36:02 2010 +0200
@@ -0,0 +1,172 @@
+/*
+* Copyright (c) 2002 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: 
+*     CAlwaysOnlineDiskSpaceObserver implementation file
+*
+*
+*/
+
+
+// INCLUDE FILES
+#include <e32base.h>
+#include <app/MuiuMsvUiServiceUtilities.h>          // Muiu Utilities
+#include <systemwarninglevels.hrh>
+
+#include "AlwaysOnlineManagerDiskSpaceObserver.h"
+#include "AlwaysOnlineManager.h"
+#include "AlwaysOnlineManagerLogging.h"
+
+
+// ================= MEMBER FUNCTIONS =======================
+
+// ----------------------------------------------------------------------------
+// CAlwaysOnlineDiskSpaceObserver::CAlwaysOnlineDiskSpaceObserver
+//
+// C++ constructor can NOT contain any code, that
+// might leave.
+// ----------------------------------------------------------------------------
+//
+CAlwaysOnlineDiskSpaceObserver::CAlwaysOnlineDiskSpaceObserver( 
+    CAlwaysOnlineManager* aManager, 
+    CMsvSession& aSession )
+    : 
+    CActive( CActive::EPriorityStandard ),
+    iManager( *aManager ),
+    iSession( aSession ),    
+    iNewLimit( 0 ),
+    iCurrentLimit( 0 )
+    {
+    CActiveScheduler::Add( this );
+    }
+
+// ----------------------------------------------------------------------------
+// CAlwaysOnlineDiskSpaceObserver::NewL
+//
+// Two-phased constructor.
+// ----------------------------------------------------------------------------
+//
+CAlwaysOnlineDiskSpaceObserver* CAlwaysOnlineDiskSpaceObserver::NewL( 
+    CAlwaysOnlineManager* aManager, 
+    CMsvSession& aSession )
+    {
+    CAlwaysOnlineDiskSpaceObserver* self = new ( ELeave )
+        CAlwaysOnlineDiskSpaceObserver( aManager, aSession );
+    return self;
+    }
+
+    
+// ----------------------------------------------------------------------------
+// CAlwaysOnlineDiskSpaceObserver::~CAlwaysOnlineDiskSpaceObserver
+//
+// Destructor
+// ----------------------------------------------------------------------------
+//
+CAlwaysOnlineDiskSpaceObserver::~CAlwaysOnlineDiskSpaceObserver()
+    {
+    Cancel();
+    }
+
+
+// ----------------------------------------------------------------------------
+// CAlwaysOnlineDiskSpaceObserver::DoCancel
+//
+// From active object framework
+// ----------------------------------------------------------------------------
+//
+void CAlwaysOnlineDiskSpaceObserver::DoCancel()
+    {
+    if ( IsActive() )
+        {
+        iSession.FileSession().NotifyDiskSpaceCancel( iStatus );
+        }
+    }
+
+// ----------------------------------------------------------------------------
+// CAlwaysOnlineDiskSpaceObserver::RunL
+//
+// From active object framework
+// ----------------------------------------------------------------------------
+//
+void CAlwaysOnlineDiskSpaceObserver::RunL()
+    {
+    if ( iStatus.Int() == KErrNone )
+        {
+        // timer or file server event?
+        SetLimitAndActivateL();
+        }
+    }
+
+// ----------------------------------------------------------------------------
+// CAlwaysOnlineDiskSpaceObserver::RunError()
+// ----------------------------------------------------------------------------
+//
+TInt CAlwaysOnlineDiskSpaceObserver::RunError( TInt /* aError */ )
+    {
+    // Just ignore any error and continue without
+    // any handling to allow smooth execution. 
+    return KErrNone;            
+    }
+
+// ----------------------------------------------------------------------------
+// CAlwaysOnlineDiskSpaceObserver::SetLimitAndActivateL
+// ----------------------------------------------------------------------------
+//
+void CAlwaysOnlineDiskSpaceObserver::SetLimitAndActivateL()
+    {
+    KAOMANAGER_LOGGER_WRITE("CAlwaysOnlineDiskSpaceObserver::SetLimitAndActivateL() Received DISKSPACE event");
+    Cancel();
+
+    // Handle the possible change
+    HandleLimitChange();
+
+    // Get current drive
+    TInt currentDrive = iSession.CurrentDriveL();
+
+    // Make the disk space check. The safety margin is used to keep disk space
+    // from dropping below critical level
+    if ( !MsvUiServiceUtilities::DiskSpaceBelowCriticalLevelWithOverheadL( 
+            iSession, 0, KAOSafetyMargin ) )
+        {           
+        KAOMANAGER_LOGGER_WRITE("CAlwaysOnlineDiskSpaceObserver::SetLimitAndActivateL() Event: Above Critical");
+        iManager.HandleDiskSpaceEventL( EAOManagerDiskSpaceAboveCritical );
+        }
+    else
+        {
+        KAOMANAGER_LOGGER_WRITE("CAlwaysOnlineDiskSpaceObserver::SetLimitAndActivateL() Event: Below Critical");
+        iManager.HandleDiskSpaceEventL( EAOManagerDiskSpaceBelowCritical );
+        }        
+
+    // Issue new request
+    iSession.FileSession().NotifyDiskSpace( iCurrentLimit, currentDrive, iStatus );
+    SetActive();    
+    }
+
+// ----------------------------------------------------------------------------
+// CImumDiskSpaceObserverOperation::HandleLimitChange()
+// ----------------------------------------------------------------------------
+//
+void CAlwaysOnlineDiskSpaceObserver::HandleLimitChange()    
+    {
+    if( !iNewLimit )
+        {
+        iCurrentLimit =  KDRIVECCRITICALTHRESHOLD + KAOSafetyMargin;
+        }
+    else
+        {
+        iCurrentLimit = iNewLimit;
+        }
+    } 
+
+//  End of File  
+