1 /*

     2 * Copyright (c) 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: 

    15 *     A pure virtual interface class used by the UI to handle events from  

    16 *     the Memory Scan Engine. 

    17 *

    18 */

    19 

    20 

    21 #ifndef MMSENGUIHANDLER_H

    22 #define MMSENGUIHANDLER_H

    23 

    24 //  INCLUDES

    25 #include <e32base.h>

    26 #include <e32std.h>

    27 

    28 // FORWARD DECLARATIONS

    29 class CMsengInfoArray;

    30 

    31 // CONSTANTS

    32 

    33 // CLASS DECLARATION

    34 

    35 /**

    36 *  An interface class used by the engine to send information to the calling class.

    37 */

    38 class MMsengUIHandler

    39     {

    40     public: // New functions

    41 

    42         /**

    43         * The engine tells that it has successfully initialized itself and 

    44         * started the scanning operation.

    45         */

    46         virtual void StartL()=0;

    47 

    48         /**

    49         * The last method called when the scanning is either finished or canceled.

    50         * @param aReason The quit reason, can be KErrNone or KErrCancel.

    51         */

    52         virtual void QuitL(TInt aReason)=0;

    53 

    54         /**

    55         * The engine notifies the calling class if some error has happened

    56         * @param aError Error code.

    57         */

    58         virtual void ErrorL(TInt aError)=0;

    59     };

    60 

    61 #endif      // MMSENGUIHANDLER_H   

    62             

    63 // End of File