1 /*

     2 * Copyright (c) 2002-2006 Nokia Corporation and/or its subsidiary(-ies).

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0""

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  Calculates directory size

    15 *

    16 */

    17 

    18 

    19 

    20 #ifndef CFILEMANAGERACTIVESIZE_H

    21 #define CFILEMANAGERACTIVESIZE_H

    22 

    23 // INCLUDES

    24 #include <e32base.h>

    25 #include <AknWaitNoteWrapper.h>

    26 

    27 // FORWARD DECLARATIONS

    28 class CDirScan;

    29 

    30 // CLASS DECLARATION

    31 /**

    32 *  

    33 *  Calculates folder size, one folder at time.

    34 *

    35 *  @lib FileManagerEngine.lib

    36 *  @since 2.0

    37 */

    38 NONSHARABLE_CLASS(CFileManagerActiveSize) : public CBase, 

    39                                             public MAknBackgroundProcess

    40     {

    41     public:

    42         /**

    43         * Two-phased constructor.

    44         */

    45         static CFileManagerActiveSize* NewL(

    46             RFs& aFs, const TDesC& aRootFolder );

    47         /**

    48         * Destructor.

    49         */

    50         ~CFileManagerActiveSize();

    51 

    52     public: // From MAknBackgroundProcess

    53         /**

    54          * Completes one cycle of the process.

    55          */

    56         void StepL();

    57 

    58         /**

    59          * Return true when the process is done.

    60          */

    61         TBool IsProcessDone() const;

    62 

    63     public:

    64 

    65         /**

    66         * Get the result, size of the folder

    67         * @since 2.0

    68         * @return Size of the folder in bytes

    69         */

    70         TInt64 GetFolderSize() const;

    71 

    72     private:

    73         /**

    74         * C++ default constructor.

    75         */

    76         CFileManagerActiveSize( RFs& aFs );

    77 

    78         /**

    79         * By default Symbian 2nd phase constructor is private.

    80         */

    81         void ConstructL( const TDesC& aRootFolder );

    82 

    83     private: // Data

    84 

    85         /// Own: Used to go through all the folders in given directory

    86         CDirScan* iDirScan;

    87     

    88         /// Own: CDirScan returns this

    89         CDir* iDir;

    90 

    91         /// File Server session

    92         RFs& iFs;

    93 

    94         /// When all folders are through, this is set

    95         TBool iProcessDone;

    96 

    97         /// Index to currently checked CDir item

    98         TInt iFileCounter;

    99 

   100         // Folder Size

   101         TInt64 iSize;

   102     };

   103 

   104 #endif      // CFILEMANAGERACTIVESIZE_H

   105             

   106 // End of File

   107