--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/contacts_plat/virtual_phonebook_engine_api/inc/CVPbkContactFieldIterator.h	Wed Sep 01 12:29:52 2010 +0100
@@ -0,0 +1,207 @@
+/*
+* Copyright (c) 2005-2007 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  Virtual Phonebook contact field iterator interface.
+*
+*/
+
+
+#ifndef CVPBKCONTACTFIELDITERATOR_H
+#define CVPBKCONTACTFIELDITERATOR_H
+
+// INCLUDES
+#include <e32base.h>
+#include <MVPbkStoreContactField.h>
+
+// FORWARD DECLARATIONS
+class MVPbkStoreContactFieldCollection;
+class MVPbkBaseContactFieldCollection;
+class MVPbkFieldType;
+class MVPbkFieldTypeList;
+class MVPbkStoreContactField;
+class CStoreFieldByTypeIterator;
+class CBaseFieldByTypeIterator;
+class CBaseFieldByTypeListIterator;
+class MVPbkBaseContactField;
+
+/**
+ * Virtual Phonebook contact field iterator interface.
+ */
+class MVPbkBaseContactFieldIterator
+    {
+    public: // Construction
+	    /**
+    	 * Destructor.
+    	 */ 
+        virtual ~MVPbkBaseContactFieldIterator() { }
+
+    public: // Interface
+        /**
+         * Returns the next field, otherwise NULL.
+         *
+         * @return The next field, otherwise NULL.
+         */
+        virtual const MVPbkBaseContactField* Next() const =0;
+
+        /**
+         * Returns ETrue if there exists a next field, else EFalse.
+         */
+        virtual TBool HasNext() const =0;
+
+    };
+
+/**
+ * Virtual Phonebook contact field iterator interface.
+ */
+class MVPbkContactFieldIterator : public MVPbkBaseContactFieldIterator
+    {
+    public: // Construction
+    	/**
+    	 * Destructor.
+    	 */
+        virtual ~MVPbkContactFieldIterator() { }
+
+    public: // Interface
+        // From MVPbkBaseContactFieldIterator (covariant return types))
+        const MVPbkStoreContactField* Next() const =0;
+
+        /**
+         * Returns the next field, otherwise NULL.
+         *
+         * @return The next field, otherwise NULL. Ownership doesn't change.
+         */
+        virtual MVPbkStoreContactField* Next() =0;
+    };
+
+/**
+ * Virtual Phonebook contact field type iterator.
+ * Iterates the contact fields according to the field type specified.
+ */
+class CVPbkBaseContactFieldTypeIterator :
+        public CBase,
+        public MVPbkBaseContactFieldIterator
+    {
+    public: // Construction
+        /**
+         * Constructor for iterating store contact fields.
+         *.
+         * @param aFieldType    Field type which is iterated.
+         * @param aFields       Contact fields to iterate.
+         * @return A new instance of this class
+         */
+        IMPORT_C static CVPbkBaseContactFieldTypeIterator* NewLC(
+                const MVPbkFieldType& aFieldType,
+                const MVPbkBaseContactFieldCollection& aFields);
+
+        /**
+         * Destructor.
+         */
+        ~CVPbkBaseContactFieldTypeIterator();
+
+    public: // from MVPbkContactFieldIterator
+        const MVPbkBaseContactField* Next() const;
+        TBool HasNext() const;
+
+    private: // implementation
+        void ConstructL(
+            const MVPbkFieldType& aFieldType,
+            const MVPbkBaseContactFieldCollection& aFields );
+
+    private: // Data
+        /// Own: the iterator implementation
+        CBaseFieldByTypeIterator* iIterator;
+    };
+
+/**
+ * Virtual Phonebook contact field type list iterator.
+ * Iterates the contact fields according to the field types specified.
+ */
+class CVPbkBaseContactFieldTypeListIterator :
+        public CBase,
+        public MVPbkBaseContactFieldIterator
+    {
+    public: // Construction
+        /**
+         * Constructor for iterating store contact fields.
+         *.
+         * @param aFieldTypeList    Field type list which is iterated.
+         * @param aFields       Contact fields to iterate.
+         * @return A new instance of this class
+         */
+        IMPORT_C static CVPbkBaseContactFieldTypeListIterator* NewLC(
+                const MVPbkFieldTypeList& aFieldTypeList,
+                const MVPbkBaseContactFieldCollection& aFields);
+
+        /**
+         * Destructor.
+         */
+        ~CVPbkBaseContactFieldTypeListIterator();
+
+    public: // from MVPbkContactFieldIterator
+        const MVPbkBaseContactField* Next() const;
+        TBool HasNext() const;
+
+    private: // implementation
+        void ConstructL(
+            const MVPbkFieldTypeList& aFieldTypeList,
+            const MVPbkBaseContactFieldCollection& aFields );
+
+    private: // Data
+        /// Own: the iterator implementation
+        CBaseFieldByTypeListIterator* iIterator;
+    };
+
+/**
+ * Virtual Phonebook contact field type iterator.
+ * Iterates the store contact fields according to the 
+ * field type specified.
+ */
+class CVPbkContactFieldTypeIterator :
+        public CBase,
+        public MVPbkContactFieldIterator
+    {
+    public: // Construction
+        /**
+         * Constructor for iterating store contact fields.
+         *.
+         * @param aFieldType    Field type which is iterated.
+         * @param aFields       Contact fields to iterate.
+         * @return A new instance of this class
+         */
+        IMPORT_C static CVPbkContactFieldTypeIterator* NewLC(
+                const MVPbkFieldType& aFieldType,
+                MVPbkStoreContactFieldCollection& aFields);
+
+        /**
+         * Destructor.
+         */
+        ~CVPbkContactFieldTypeIterator();
+
+    public: // from MVPbkContactFieldIterator
+        const MVPbkStoreContactField* Next() const;
+        TBool HasNext() const;
+        MVPbkStoreContactField* Next();
+
+    private: // implementation
+        void ConstructL(
+            const MVPbkFieldType& aFieldType,
+            MVPbkStoreContactFieldCollection& aStoreFields );
+
+    private: // Data
+        /// Own: the iterator implementation
+        CStoreFieldByTypeIterator* iIterator;
+    };
+
+#endif // CVPBKCONTACTFIELDITERATOR_H
+
+// End of file