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 the License "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:  An interface used to provide feed back from a UrlHandler.

    15 *

    16 */

    17 

    18 

    19 #ifndef LOAD_OBSERVER_H

    20 #define LOAD_OBSERVER_H

    21 

    22 

    23 // INCLUDES

    24 #include <e32base.h>

    25 

    26 // CONSTANTS

    27 

    28 // MACROS

    29 

    30 // DATA TYPES

    31 

    32 // FUNCTION PROTOTYPES

    33 

    34 // FORWARD DECLARATIONS

    35 

    36 // CLASS DECLARATION

    37 

    38 

    39 /**

    40 *  An interface used to provide feed back from a UrlHandler.

    41 *

    42 *  \b Library: FeedsEngine.lib

    43 *

    44 *  @since 3.0

    45 */

    46 class MLoadObserver

    47     {

    48     public:

    49         /**

    50         * Notifies the observer that the UrlHandler is about to start a lengthy 

    51         * operation.  In response the observer could display somekind of 

    52         * status indicator.

    53         *

    54         * @since 3.0

    55         * @return void.

    56         */

    57         virtual void StartWait() = 0;

    58 

    59         /**

    60         * Passes the status code and responseBody to the observer.  The observer

    61         * adopts aResponseBody.

    62         *

    63         * @since 3.0

    64         * @param aStatusCode The status code - normalized to the http response codes.

    65         * @param aResponseBody The response body or NULL.

    66         * @param aContentType The content-type.

    67         * @param aCharSet The char-encoding.

    68         * @return void.

    69         */

    70         virtual void LoadCompleted(TInt aStatusCode, TDesC8* aResponseBody,

    71                 const TDesC& aContentType, const TDesC& aCharSet) = 0;

    72     };

    73 

    74 #endif      // LOAD_OBSERVER_H

    75             

    76 // End of File