1 /*

     2 * Copyright (c) 2008 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:  Operation class for commands not originated by UI but

    15 *                engine itself.

    16 *

    17 */

    18 

    19 

    20 #ifndef C_VTENGINTERNALOPERATION_H

    21 #define C_VTENGINTERNALOPERATION_H

    22 

    23 //  INCLUDES

    24 #include <e32base.h>

    25 #include "CVtEngOperation.h"

    26 

    27 // FORWARD DECLARATIONS

    28 class CVtEngCommandHandler;

    29 class CVtEngHandlerContainer;

    30 

    31 /**

    32 *  Class for handling operation (command) originated engine itself.

    33 *  Deviation from base class behavior: does not set itself as "active

    34 *  operation" in command handler (observer of the operation). Also

    35 *  response is given in synchronous manner.

    36 *

    37 *  @lib videoteleng

    38 *  @since S60 5.0

    39 */

    40 NONSHARABLE_CLASS( CVtEngInternalOperation ) : public CVtEngOperation

    41     {

    42 public: // constructor and destructors

    43 

    44     /**

    45     * two-phase constructor

    46     * @param aCommandId command id

    47     * @param aHandlers handler container

    48     * @param aCommandHandler command handler

    49     * @param aDelete if ETrue command deletes itself after completion

    50     * @return internal operation

    51     */

    52     static CVtEngInternalOperation* NewL(

    53         TVtEngCommandId aCommandId,

    54         CVtEngHandlerContainer& aHandlers,

    55         MVtEngOperationObserver& aObserver,

    56         TBool aDelete = ETrue );

    57 

    58     /**

    59     * Destructor

    60     */

    61     ~CVtEngInternalOperation( );

    62 

    63 public: // from CVtEngOperation

    64 

    65     /**

    66     * @see CVtEngOperation

    67     */

    68     virtual TBool ExecuteL();

    69 

    70     /**

    71     * @see CVtEngOperation

    72     */

    73     virtual void HandleOpComplete( const TInt aResult );

    74 

    75 private:

    76     /**

    77     * c++ constructor

    78     */

    79     CVtEngInternalOperation(

    80         TVtEngCommandId aCommandId,

    81         CVtEngHandlerContainer& aHandlers,

    82         MVtEngOperationObserver& aObserver,

    83         TBool aDelete );

    84     };

    85 

    86 #endif  // C_VTENGINTERNALOPERATION_H

    87 

    88 // End of File