1 /*

     2 * Copyright (c) 2010 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: Declaration of CPosRevGeoCodePlugin class.

    15 *

    16 */

    17 

    18 #ifndef POSREVGEOCODEPLUGIN_H

    19 #define POSREVGEOCODEPLUGIN_H

    20 

    21 #include "posreversegeocodeinterface.h"

    22 #include "posrevgeocodehttpclientengine.h"

    23 #include "posrevgeocodeconnectiontimer.h"

    24 #include "posrevgeocodexmlparser.h"

    25 

    26 

    27 class CPosRevGeoCodePlugin : public CPosReverseGeocodeInterface,

    28                              public MPosRevGeoCodeXmlObserver,

    29                              public MPosRevGeoCodeHTTPClientObserver,

    30                              public MPosRevGeoCodeTimeoutObserver

    31     {

    32 public:

    33     /**

    34      * Factory function to create the instance of CPosRevGeoCodePlugin object.

    35      */

    36     static CPosRevGeoCodePlugin* NewL( MPosReverseGeocodeObserver& aObserver );

    37     

    38     /**

    39      * Destructor

    40      */

    41     ~CPosRevGeoCodePlugin();

    42     

    43     /**

    44      * Gets the address information for the given geo coordinates

    45      */

    46     virtual void GetAddressByCoordinateL( CPosLandmark& aLandmark );

    47     

    48     /**

    49      * Cancels the current operation.

    50      */

    51     virtual void Cancel();

    52     

    53     /**

    54      * Function to get the appropriate language for the request. 

    55      */

    56     void GetLanguageForTheRequest( TDes8& aLanguage );

    57 

    58 public: // From MPosRevGeoCodeXmlObserver

    59     virtual void OnParseCompletedL( TInt aError );

    60     

    61 public: // From MPosRevGeoCodeHTTPClientObserver

    62     virtual void ClientEvent( const THttpStatus& aEvent );

    63     

    64     virtual void ClientBodyReceived( const TDesC8& aBodyData );

    65 

    66 public: // From MPosRevGeoCodeTimeoutObserver

    67     virtual void HandleTimedoutEvent( TInt aErrorCode );

    68     

    69 private:

    70     /**

    71      * Symbian 2nd phase constructor.

    72      */

    73     void ConstructL();

    74     

    75     /**

    76      * Constructor

    77      */

    78     CPosRevGeoCodePlugin( MPosReverseGeocodeObserver& aObserver );

    79      

    80     /**

    81      * Starts the timer 

    82      */

    83     void StartTimer();

    84     

    85     /**

    86      * Closes connection

    87      */

    88     void CloseConnection();

    89 

    90 private: // Data members

    91     

    92     /**

    93      * Reference to reverse geocode observer.

    94      */

    95     MPosReverseGeocodeObserver&  iObserver;

    96     

    97     /**

    98      * Pointer to HTTP client engine

    99      * Own

   100      */

   101     CPosRevGeoCodeHTTPClientEngine* iHTTPClientEngine;

   102     

   103     /**

   104      * Pointer to XML parser

   105      * Own

   106      */

   107     CPosRevGeoCodeXmlParser* iXmlParser;

   108     

   109     /**

   110      * Pointer to connection timer

   111      * Own

   112      */

   113     CPosRevGeoCodeConnectionTimer* iConnectionTimer;

   114     

   115     /**

   116      * Pointer to client's landmarks object.

   117      * Not own.

   118      */

   119     CPosLandmark* iClientLandmark;

   120     

   121     HBufC8* iXMLBuf;

   122     

   123     TBuf8<KMaxFileName> iQueryString;

   124     

   125     TBuf8<KMaxFileName> iAuthCode;

   126     

   127     TBuf8<KMaxFileName> iRefURL;

   128     

   129     TBuf8<KMaxFileName> iLang;

   130     

   131     };

   132 

   133 #endif /* POSREVGEOCODEPLUGIN_H */