1 /*

     2 * Copyright (c) 2002 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: 

    15 *    Abstract interface for creating logs extensions.

    16 *

    17 */

    18 

    19 

    20 #ifndef MLogsExtensionFactory_H

    21 #define MLogsExtensionFactory_H

    22 

    23 

    24 //  INCLUDES

    25 #include <e32std.h>  // for TUid

    26 

    27 // CONSTANTS

    28 _LIT( KLogsUiExtensionDllDrive, "Z:" );

    29 

    30 _LIT( KLogsUiExtensionDllFile, "logsserviceextension.dll" );       

    31 

    32 //  FORWARD DECLARATIONS

    33 class MLogsViewExtension;

    34 class MLogsUiControlExtension;

    35 class MLogsExtObserver;

    36 class CPbkContactEngine;

    37 

    38 

    39 // CLASS DECLARATION

    40 

    41 /**

    42  * @internal This interface is internal to Logs.

    43  *

    44  * Abstract interface for creating logs extensions. Instance of 

    45  * this factory should be kept as long as extensions are used, if resources

    46  * are needed.

    47  */

    48 class MLogsExtensionFactory

    49     {

    50     public:  // Destructor

    51 

    52     /**

    53      * Cleans up the object owned through this interface.

    54      * 

    55      * @since S60 v3.2     

    56      */

    57     virtual void Release() = 0; 

    58 

    59     public: // Interface

    60 

    61         /**

    62          * Creates a logs view extension.

    63          *

    64          * @param aId   id of the logs view to create the extension

    65          *              for.

    66          * @param aEngine pbk engine to be provided to extensions.

    67          * @param aObserver observer

    68          * @return Logs view extension object.

    69          */

    70         virtual MLogsViewExtension* CreateLogsViewExtensionL

    71                 ( CPbkContactEngine& aEngine, 

    72                 MLogsExtObserver* aObserver ) = 0;

    73         

    74 

    75         /**

    76          * Creates a Logs UI control extension.

    77          * @return Logs control extension object.

    78          */

    79         virtual MLogsUiControlExtension* CreateLogsUiControlExtensionL() = 0;

    80     };

    81 

    82 

    83 #endif

    84             

    85 

    86 // End of File