ncdengine/provider/client/inc/ncdqueryimpl.h
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     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 *
       
    16 */
       
    17 	
       
    18 
       
    19 #ifndef C_NCD_QUERY_H
       
    20 #define C_NCD_QUERY_H
       
    21 
       
    22 #include <e32cmn.h>
       
    23 
       
    24 #include "ncdquery.h"
       
    25 #include "ncdqueryitemimpl.h"
       
    26 #include "catalogsbaseimpl.h"
       
    27 #include "catalogsinterfacebase.h"
       
    28 #include "ncdsendable.h"
       
    29 
       
    30 class MNcdQueryItem;
       
    31 class MNcdConfigurationProtocolQuery;
       
    32 class RReadStream;
       
    33 class RWriteStream;
       
    34 class MDesCArray;
       
    35 class MDesC8Array;
       
    36 class MNcdConfigurationProtocolQueryResponse;
       
    37 class CNcdString;
       
    38 class MNcdClientLocalizer;
       
    39     
       
    40 /**
       
    41  *  Implementation class for query.
       
    42  *
       
    43  *  This class is used on both sides of the client/server border.
       
    44  */
       
    45 class CNcdQuery : public CCatalogsInterfaceBase,
       
    46                   public MNcdQuery,
       
    47                   public MNcdSendable
       
    48     {    
       
    49     
       
    50 public:
       
    51 
       
    52     // all constructors call InternalAddRef
       
    53     static CNcdQuery* NewL( RReadStream& aReadStream );
       
    54     
       
    55     static CNcdQuery* NewLC( RReadStream& aReadStream );
       
    56     
       
    57     static CNcdQuery* NewL( const MNcdConfigurationProtocolQuery& aQuery,
       
    58         TBool aIsSecureConnection = EFalse );
       
    59     
       
    60     static CNcdQuery* NewLC( const MNcdConfigurationProtocolQuery& aQuery,
       
    61         TBool aIsSecureConnection = EFalse );
       
    62 
       
    63     // For payment method query
       
    64     static CNcdQuery* NewL( const RPointerArray<CNcdString>& aPaymentMethodNames, 
       
    65                             const MDesC8Array& aPaymentMethodTypes );
       
    66 
       
    67     static CNcdQuery* NewLC( const RPointerArray<CNcdString>& aPaymentMethodNames,
       
    68                              const MDesC8Array& aPaymentMethodTypes );
       
    69                              
       
    70     void SetClientLocalizer( MNcdClientLocalizer* aLocalizer );
       
    71     MNcdClientLocalizer* ClientLocalizer() const;
       
    72 
       
    73       
       
    74     void InternalizeL( RReadStream& aReadStream );
       
    75     
       
    76     void InternalizeL( const MNcdConfigurationProtocolQuery& aQuery );
       
    77     
       
    78     void ExternalizeL( RWriteStream& aWriteStream ) const;  
       
    79     
       
    80 
       
    81     /**
       
    82      * Returns the number of query items in this query.
       
    83      *
       
    84      * @return Query ítem count.
       
    85      */
       
    86     TInt ItemCount() const;
       
    87     
       
    88     /**
       
    89      * Returns query item by index.
       
    90      *
       
    91      * @return Query item.
       
    92      */
       
    93     CNcdQueryItem& QueryItemL( TInt aIndex );
       
    94     
       
    95     const TDesC& Id() const;
       
    96     
       
    97     /**
       
    98      * Checks whether all query items have been set.
       
    99      *
       
   100      * @return ETrue if all items are set.
       
   101      */
       
   102     TBool AllItemsSet() const;
       
   103     
       
   104 public: // From MNcdQuery
       
   105     
       
   106     /**
       
   107      * @see MNcdQuery
       
   108      */
       
   109     virtual TBool IsOptional() const;
       
   110     
       
   111     /**
       
   112      * @see MNcdQuery
       
   113      */
       
   114     virtual MNcdQuery::TSemantics Semantics() const;
       
   115     
       
   116     /**
       
   117      * @see MNcdQuery
       
   118      */
       
   119     virtual const TDesC& MessageTitle() const;
       
   120     
       
   121     /**
       
   122      * @see MNcdQuery
       
   123      */
       
   124     virtual const TDesC& MessageBody() const;
       
   125     
       
   126     /**
       
   127      * @see MNcdQuery
       
   128      */
       
   129     virtual RCatalogsArray< MNcdQueryItem > QueryItemsL();
       
   130 
       
   131     /**
       
   132      * @see MNcdQuery
       
   133      */
       
   134     virtual void SetResponseL( TResponse aResponse );
       
   135 
       
   136     /**
       
   137      * @see MNcdQuery
       
   138      */
       
   139     virtual TResponse Response();
       
   140     
       
   141     /**
       
   142      * @see MNcdQuery
       
   143      */
       
   144     TBool IsSecureConnection() const;
       
   145 
       
   146 protected:
       
   147 
       
   148     virtual ~CNcdQuery();
       
   149 
       
   150 private:
       
   151     
       
   152     CNcdQuery( TBool aIsSecureConnection );
       
   153     
       
   154     void ConstructL();
       
   155     void ConstructL( const RPointerArray<CNcdString>& aPaymentMethodNames,
       
   156                      const MDesC8Array& aPaymentMethodTypes );
       
   157 
       
   158 private:
       
   159 
       
   160     HBufC* iId;
       
   161     TBool iIsOptional;
       
   162     MNcdQuery::TSemantics iSemantics;
       
   163     
       
   164     CNcdString* iTitle;
       
   165     CNcdString* iBody;
       
   166     
       
   167     mutable HBufC* iLocalizedTitle;
       
   168     mutable HBufC* iLocalizedBody;
       
   169     
       
   170     TResponse iResponse;
       
   171     TBool iIsSecureConnection;
       
   172     RCatalogsArray< CNcdQueryItem > iItems;
       
   173     
       
   174     /**
       
   175      * Client localizer, not own.
       
   176      */
       
   177     MNcdClientLocalizer* iClientLocalizer;
       
   178     
       
   179 
       
   180     };
       
   181 	
       
   182 	
       
   183 #endif //  C_NCD_QUERY_H