1 /*

     2 * Copyright (c) 2006-2009 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:  Implementaion class for the CReverseGeocode class.

    15 */

    16 #ifndef _INTERNALREVERSEGEOCODE_H_

    17 #define _INTERNALREVERSEGEOCODE_H_

    18 

    19 #include <coemain.h>

    20 

    21 #include "reversegeocode.h"

    22 #include "xmlhandler.h"

    23 #include "clientengine.h"

    24 #include "connectiontimerhandler.h"

    25 

    26 

    27 /*

    28  * Internal implementation class for the CReverseGeocode class.

    29  */

    30 NONSHARABLE_CLASS( CInternalReverseGeocode ) : public CReverseGeocode, 

    31                     public MClientObserver, 

    32                     public MXmlHandlerObserver,

    33                     public MConnectionTimeoutHandlerInterface

    34     {

    35 public:

    36     /**

    37         * Factory function to create the instance

    38         * @param aObserver The observer instance that is to be notified when reverse geocoding is over

    39         * @return A pointer to the CInternalReverseGeocode instance

    40         */

    41     static CInternalReverseGeocode* NewL( MReverseGeocodeObserver& aObserver );

    42 

    43     /**

    44         * Gets the address for the given geo-coordinaates.

    45         * @param aLocality  The locality information

    46         *		   aOption    The connection option whether 	its silent or not

    47         */			

    48     virtual void GetAddressByCoordinateL( TLocality aLocality, const TConnectionOption aOption );

    49 

    50     /**

    51         * Checks if a silent connection is allowed

    52         * @return ETrue If silentconnection is allowed

    53         */	

    54     virtual TBool SilentConnectionAllowed();

    55     

    56     

    57     /**

    58         * Helper function to get the appropriate language for the request.

    59         * @param aLanguage  The language for the request 

    60         */    

    61     void GetLanguageForTheRequest( TDes8& aLanguage );

    62 

    63 

    64     /**

    65         * destructor

    66         *

    67         */	

    68     ~CInternalReverseGeocode();

    69 

    70     // MConnectionTimeoutHandlerInterface

    71     /**

    72         * Closes the connection once it times out

    73         * @param aErrorCode The Error code

    74         */    

    75     void HandleTimedoutEvent(TInt aErrorCode);

    76     

    77 protected:

    78    

    79     /**

    80         * Second phase construction

    81         */    

    82     void ConstructL();

    83         

    84     

    85     /**

    86         * First phase construction.

    87         * @param aObserver The observer instance that is to be notified when reverse geocoding is over

    88         */    

    89     CInternalReverseGeocode( MReverseGeocodeObserver& aObserver );

    90         

    91     //From MClientObserver

    92     /**

    93         * callback which notifies progess of HTTP request

    94         * @param aEvent The Httpstatus

    95         */    

    96     void ClientEvent( const THttpStatus& aEvent );

    97 	

    98     /**

    99         * callback through which the HTTP body data is recieved. 

   100         * @param aBodyData The body recieved

   101         */	

   102     void ClientBodyReceived(const TDesC8& aBodyData);

   103 

   104     /*

   105     * Get registrer network country code

   106     *

   107     * @return current register n/w info

   108     */

   109     RMobilePhone::TMobilePhoneNetworkInfoV2& GetCurrentRegisterNw();

   110 

   111     //From MXmlHandlerObserver    

   112     /**

   113         * callback which notifys the completion of parsing.

   114         * @param aError The err code

   115         * 		   aAddressInfo The address info obtained after parsing

   116         */    

   117     void OnParseCompletedL( TInt aError, MAddressInfo& aAddressInfo ); 

   118     

   119     /*

   120     * UE is registered to home network?

   121     *

   122     * @return ETrue if UE is registered at home network else EFalse

   123     */

   124     TBool IsRegisteredAtHomeNetwork();

   125 

   126 

   127     /*

   128     * Get home network country code

   129     * @param aHomeNwInfoAvailableFlag ETrue if home n/w info available else EFalse

   130     * @return user home n/w info

   131     */

   132     const RMobilePhone::TMobilePhoneNetworkInfoV1& 

   133         GetHomeNetworkInfo(TBool& aHomeNwInfoAvailableFlag);

   134 

   135 private:

   136 

   137     /**

   138         * Starts the timer

   139         */		

   140     void StartTimer();

   141 

   142     /**

   143         * Closes the http connection and notifies the observer

   144         */	

   145     void CloseConnection();

   146 

   147 private:

   148     CXmlHandler *iXmlHandler;

   149     CClientEngine *iClientEngine;

   150     CInternalAddressInfo *iAddressInfo;

   151     HBufC8* iXMLBuf;

   152     MReverseGeocodeObserver& iObserver;

   153     CConnectionTimerHandler*      iTimer;

   154 	

   155 	// Optimize the buffer len..??

   156     TBuf8<KMaxFileName> iQueryString;

   157     TBuf8<KMaxFileName> iAuthCode;

   158     TBuf8<KMaxFileName> iRefURL;

   159     TBuf8<KMaxFileName> iLang;

   160     TBool iStartTimerFlag;

   161 };

   162 

   163 #endif //_INTERNALREVERSEGEOCODE_H_

   164 

   165 // End of file