diff -r 000000000000 -r 094583676ce7 PECengine/AttributeLibrary2/SrcAttributeBase/PEngAttrModelHelper.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/PECengine/AttributeLibrary2/SrcAttributeBase/PEngAttrModelHelper.h	Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,94 @@
+/*
+* Copyright (c) 2005 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:  Tools for handling presence attribute models in arrays.
+*
+*/
+
+#ifndef PENGATTRMODELHELPER_H__
+#define PENGATTRMODELHELPER_H__
+
+
+//  INCLUDES
+#include <e32base.h>
+
+// FORWARD DECLARATION
+class MPEngPresenceAttrModel2;
+
+
+
+// CLASS DECLARATION
+
+/**
+ * Tools for handling presence attribute models in arrays.
+ *
+ * @since 3.0
+ */
+NONSHARABLE_CLASS( PEngAttrModelHelper )
+    {
+public: //Attribute model handling
+
+
+    /**
+     * Adds the given model to destination array.
+     * If destination array has already a model with
+     * same type and presence id, delets the original one
+     * replaces the original one with given one.
+     *
+     * @since 3.0
+     * @param aModels The model array where to add the given model.
+     * @param aModels The model to add.
+     */
+    static void AddOrReplaceModelL( RPointerArray< MPEngPresenceAttrModel2 >& aModels,
+                                    MPEngPresenceAttrModel2& aModel );
+
+
+    /**
+     * Moves models from given source array to
+     * destination array.
+     *
+     * @since 3.0
+     * @param aFrom The model array where from to move models.
+     * @param aTo The destination array to move.
+     */
+    static void MoveModelsL( RPointerArray< MPEngPresenceAttrModel2 >& aFrom,
+                             RPointerArray< MPEngPresenceAttrModel2 >& aTo );
+
+
+    /**
+     * Checks that the given model array doesn't contain
+     * duplicate attribute types. If it contains, returns ETrue.
+     * Else returns EFalse.
+     *
+     * @since 3.0
+     * @param aModels The model array to check.
+     * @retrun ETrue if model array contains duplicates.
+     * Else EFalse.
+     */
+    static TBool HasDuplicateTypes(
+        RPointerArray< MPEngPresenceAttrModel2 >& aModels );
+
+
+
+private: //Prohibited constructor and destructor
+
+    PEngAttrModelHelper();
+    ~PEngAttrModelHelper();
+    };
+
+#endif      //  PENGATTRMODELHELPER_H__
+
+
+
+//  End of File
+