phonebookengines_old/contactsmodel/cntsrv/inc/CCntLowDiskManager.h
changeset 40 b46a585f6909
equal deleted inserted replaced
37:fd64c38c277d 40:b46a585f6909
       
     1 // Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 //
       
    15 
       
    16 #ifndef __CCNTLOWDISKMANAGER_H__
       
    17 #define __CCNTLOWDISKMANAGER_H__
       
    18 
       
    19 
       
    20 #include <e32base.h> // For CActive.
       
    21 
       
    22 
       
    23 // Forward class references.
       
    24 class RFs;
       
    25 
       
    26 
       
    27 /**
       
    28 	This interace is implemented by the disk space event observer.
       
    29 
       
    30 	@internalComponent
       
    31 	@released
       
    32 */
       
    33 class MContactLowDiskObserver
       
    34 	{
       
    35 public:
       
    36 	virtual void HandleLowDiskL(TBool aLowDisk) = 0;
       
    37 	};
       
    38 
       
    39 
       
    40 /**
       
    41 	This class watches for disk space events from the File Server and then
       
    42 	notifies the registered observer.
       
    43 
       
    44 	@internalComponent
       
    45 	@released
       
    46 */
       
    47 class CCntLowDiskManager : public CActive
       
    48 	{
       
    49 public:
       
    50 	static CCntLowDiskManager* NewL(MContactLowDiskObserver& aObserver,
       
    51 		TInt64 aThreshold, TInt aDrive, RFs& aFs);
       
    52 	~CCntLowDiskManager();
       
    53 
       
    54 	void Start();
       
    55 	
       
    56 	TBool LowDiskL();
       
    57 	
       
    58 private:
       
    59 	CCntLowDiskManager(MContactLowDiskObserver& aObserver, TInt64 aThreshold,
       
    60 		TInt aDrive, RFs& aFs);
       
    61 	
       
    62 	// From CActive.
       
    63 	void RunL();
       
    64 	TInt RunError(TInt aError);
       
    65 	void DoCancel();
       
    66 
       
    67 private:
       
    68 	MContactLowDiskObserver& iObserver;
       
    69 	TInt64 iThreshold;
       
    70 	TInt iDrive;
       
    71 	RFs& iFs;
       
    72 	TBool iWasLowDisk;
       
    73 	};
       
    74 
       
    75 	
       
    76 #endif //__CCCNTLOWDISKMANAGER_H__