epoc32/include/app/CVPbkContactIdConverter.h
branchSymbian3
changeset 4 837f303aceeb
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/epoc32/include/app/CVPbkContactIdConverter.h	Wed Mar 31 12:33:34 2010 +0100
     1.3 @@ -0,0 +1,179 @@
     1.4 +/*
     1.5 +* Copyright (c) 2005-2007 Nokia Corporation and/or its subsidiary(-ies).
     1.6 +* All rights reserved.
     1.7 +* This component and the accompanying materials are made available
     1.8 +* under the terms of "Eclipse Public License v1.0"
     1.9 +* which accompanies this distribution, and is available
    1.10 +* at the URL "http://www.eclipse.org/legal/epl-v10.html".
    1.11 +*
    1.12 +* Initial Contributors:
    1.13 +* Nokia Corporation - initial contribution.
    1.14 +*
    1.15 +* Contributors:
    1.16 +*
    1.17 +* Description:  An ECOM interface for the virtual phonebook converter for
    1.18 +*                contact IDs of the Symbian's Contacts Model and
    1.19 +*                Virtual Phonebook contact links.
    1.20 +*                NOTE: Must be used only with contact model stores.
    1.21 +*
    1.22 +*/
    1.23 +
    1.24 +
    1.25 +#ifndef CVPBKCONTACTIDCONVERTER_H
    1.26 +#define CVPBKCONTACTIDCONVERTER_H
    1.27 +
    1.28 +// INCLUDE FILES
    1.29 +#include <e32base.h>
    1.30 +#include <vpbkpublicuid.h>
    1.31 +#include <ecom/ecom.h>
    1.32 +
    1.33 +// FORWARD DECLARATIONS
    1.34 +class MVPbkContactStore;
    1.35 +class MVPbkContactLink;
    1.36 +class MVPbkStoreContactField;
    1.37 +class CPbkContactItem;
    1.38 +
    1.39 +/**
    1.40 + * An ECOM interface for the virtual phonebook converter for contact IDs
    1.41 + * of the Symbian's Contacts Model and Virtual Phonebook contact links.
    1.42 + *
    1.43 + * A client has a TContactItemId that needs to be converted
    1.44 + * to MVPbkContactLink or vice versa. 
    1.45 + */
    1.46 +class CVPbkContactIdConverter : public CBase
    1.47 +    {
    1.48 +    public:
    1.49 +        /**
    1.50 +         * Creates a new conversion utility object for given contact store.
    1.51 +         *
    1.52 +         * The given contact store must be from the cntdb domain,
    1.53 +         * otherwise this function leaves with KErrNotSupported.
    1.54 +         *
    1.55 +         * @exception KErrNotSupported if aContactStore is not from cntdb domain.
    1.56 +         * @param aContactStore Contact store that is used for conversion.
    1.57 +         *                      Links and IDs are converted for this store only.
    1.58 +         *                      Trying to convert links or IDs from different stores
    1.59 +         *                      provides unspecified results.
    1.60 +         * @return A new conversion utility object.
    1.61 +         */
    1.62 +        static CVPbkContactIdConverter* NewL(MVPbkContactStore& aContactStore);
    1.63 +        
    1.64 +        /**
    1.65 +         * Destructor.
    1.66 +         */
    1.67 +        ~CVPbkContactIdConverter();
    1.68 +        
    1.69 +    public: // Interface
    1.70 +        /**
    1.71 +         * Converts the given link to an Id in the contact store defined in
    1.72 +         * NewL function.
    1.73 +         * 
    1.74 +         * Returned value is KNullContactId if the link
    1.75 +         * is from any other store than the one given in NewL.
    1.76 +         * 
    1.77 +         * @param aLink A link to convert.
    1.78 +         * @return A contact item id (TContactItemId) corresponding the aLink
    1.79 +         *         in the contact store given as construction parameter in 
    1.80 +         *         NewL.
    1.81 +         */
    1.82 +        virtual TInt32 LinkToIdentifier(
    1.83 +                const MVPbkContactLink& aLink) const =0;
    1.84 +        
    1.85 +        /**
    1.86 +         * Converts the given identifier (TContactItemId) to a contact link 
    1.87 +         * in the contact store defined in NewL function.
    1.88 +         * 
    1.89 +         * Created link is left to cleanup stack and ownership is transferred
    1.90 +         * to caller.
    1.91 +         * 
    1.92 +         * @param aIdentifier The contact id to convert.
    1.93 +         * @return Contact link corresponding the aIdentifier in the contact
    1.94 +         *         store given as construction parameter in NewL.
    1.95 +         */
    1.96 +        virtual MVPbkContactLink* IdentifierToLinkLC(
    1.97 +                TInt32 aIdentifier) const =0;
    1.98 +            
    1.99 +        /**
   1.100 +         * Returns a PbkEng field index for a Virtual Phonebook field.
   1.101 +         *
   1.102 +         * @param aField A Virtual Phonebook field to be converted.
   1.103 +         * @return A PbkEng field index or KErrNotFound.
   1.104 +         */
   1.105 +        virtual TInt PbkEngFieldIndexL(
   1.106 +                const MVPbkStoreContactField& aField) const =0;
   1.107 +        
   1.108 +        /**
   1.109 +         * Converts the given link to an new CPbkContactItem.
   1.110 +         * 
   1.111 +         * Created contact item is left to cleanup stack and
   1.112 +         * ownership is transferred to caller. Returns NULL if the
   1.113 +         * link is from any other store than the one given in NewL.
   1.114 +         *
   1.115 +         * @param aLink A link to convert.
   1.116 +         * @return A PbkEng contact item corresponding the aLink in
   1.117 +         *         the contact store given as construction parameter in NewL.
   1.118 +         */
   1.119 +        virtual CPbkContactItem* LinkToPbkContactItemLC(
   1.120 +                const MVPbkContactLink& aLink) const =0;
   1.121 +        
   1.122 +        /**
   1.123 +         * Converts the given link to an new CPbkContactItem and locks
   1.124 +         * it for modification.
   1.125 +         * 
   1.126 +         * Created contact item is left to cleanup stack and
   1.127 +         * ownership is transferred to caller. Returns NULL if the
   1.128 +         * link is from any other store than the one given in NewL.
   1.129 +         *
   1.130 +         * @see CPbkContactEngine::OpenContactLCX
   1.131 +         * @param aLink A link to convert
   1.132 +         * @return A PbkEng contact item corresponding the aLink in
   1.133 +         *         the contact store given as construction parameter
   1.134 +         *         in NewL.
   1.135 +         */
   1.136 +        virtual CPbkContactItem* LinkToOpenPbkContactItemLCX(
   1.137 +                const MVPbkContactLink& aLink) const =0; 
   1.138 +        
   1.139 +        /**
   1.140 +         * Commits the openned contact item.
   1.141 +         * 
   1.142 +         * @param aContactItem contact item to commit
   1.143 +         */       
   1.144 +        virtual void CommitOpenContactItemL(CPbkContactItem& aContactItem) =0;
   1.145 +        
   1.146 +        /**
   1.147 +         * Returns an extension point for this interface or NULL.
   1.148 +         *
   1.149 +         * @param aExtensionUid no extensions defined currently.
   1.150 +         * @return An extension point for this interface or NULL.
   1.151 +         */
   1.152 +        virtual TAny* ContactIdConverterExtension( TUid /*aExtensionUid*/ )
   1.153 +                { return NULL; }
   1.154 +            
   1.155 +    private: // Data
   1.156 +        ///Own: Destructor ID key
   1.157 +        TUid iDtorIDKey;
   1.158 +    };
   1.159 +
   1.160 +    
   1.161 +// INLINE FUNCTIONS
   1.162 +
   1.163 +inline CVPbkContactIdConverter* CVPbkContactIdConverter::NewL(
   1.164 +        MVPbkContactStore& aContactStore)
   1.165 +    {
   1.166 +    TAny* ptr = NULL;
   1.167 +    ptr = REComSession::CreateImplementationL(
   1.168 +            TUid::Uid(KVPbkContactIdConverterImplementationUid), 
   1.169 +            _FOFF(CVPbkContactIdConverter, iDtorIDKey),
   1.170 +            static_cast<TAny*>(&aContactStore));
   1.171 +
   1.172 +    return reinterpret_cast<CVPbkContactIdConverter*>(ptr);
   1.173 +    }
   1.174 +    
   1.175 +inline CVPbkContactIdConverter::~CVPbkContactIdConverter()
   1.176 +    {
   1.177 +    REComSession::DestroyedImplementation(iDtorIDKey);
   1.178 +    }
   1.179 +    
   1.180 +#endif // CVPBKCONTACTIDCONVERTER_H
   1.181 +
   1.182 +// End of File