1 /*

     2 * Copyright (c) 2005 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: Class compacting a landmark database in steps.

    15 *

    16 *

    17 */

    18 

    19 

    20 #ifndef CPOSLMCOMPACTDATABASE_H

    21 #define CPOSLMCOMPACTDATABASE_H

    22 

    23 //  INCLUDES

    24 #include <d32dbms.h>

    25 

    26 // FORWARD DECLARATIONS

    27 class CPosLmLocalDbAccess;

    28 

    29 // CLASS DECLARATION

    30 

    31 /**

    32 * Class compacting a landmark database in steps.

    33 */

    34 class CPosLmCompactDatabase : public CBase

    35     {

    36 

    37     public:  // Constructors and destructor

    38 

    39         /**

    40         * Two-phased constructor.

    41         *

    42         * @param aDbAccess A database access.

    43         */

    44         IMPORT_C static CPosLmCompactDatabase* NewL(

    45         /* IN */        CPosLmLocalDbAccess& aDbAccess

    46         );

    47 

    48         /**

    49         * Destructor.

    50         */

    51         virtual ~CPosLmCompactDatabase();

    52 

    53     public: // New functions

    54 

    55         /**

    56         * Performs one step of the compact operation.

    57         *

    58         * @param aProgress Current progress.

    59         * @return ETrue if the compact is done, otherwise EFalse.

    60         */

    61         IMPORT_C TBool NextL(

    62         /* OUT */       TReal32& aProgress

    63         );

    64 

    65     private:

    66 

    67         /**

    68         * C++ default constructor.

    69         */

    70         CPosLmCompactDatabase();

    71 

    72         /**

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

    74         *

    75         * @param aDbAccess A database access.

    76         */

    77         void ConstructL(

    78         /* IN */        CPosLmLocalDbAccess& aDbAccess

    79         );

    80 

    81     private: // Data

    82 

    83         RDbIncremental iDbIncremental;

    84 

    85         TInt iIncrementalStartValue;

    86 

    87         TInt iIncrementalStep;

    88 

    89     };

    90 

    91 #endif      // CPOSLMCOMPACTDATABASE_H

    92 

    93 // End of File