diff -r 4ea6f81c838a -r 0e9bb658ef58 widgetmodel/alfwidgetmodel/src/alfattributevaluetype.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/widgetmodel/alfwidgetmodel/src/alfattributevaluetype.cpp	Wed Sep 01 12:23:18 2010 +0100
@@ -0,0 +1,187 @@
+/*
+* Copyright (c) 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:   Implementation to know the type of attribute.
+*
+*/
+
+
+#include <e32def.h>
+#include <osn/osnnew.h>
+#include <alf/alfdataexception.h>
+#include <alf/alfattributeexception.h>
+#include "alf/alfattributevaluetype.h"
+
+#include "alfenumvalue.h"
+#include "alfrealvalue.h"
+#include "alfstringvalue.h"
+
+namespace Alf
+    {
+
+class AlfAttributeValueTypeImpl
+    {
+public:
+    AlfAttributeValueTypeImpl()
+        {
+        mValueType = NULL;
+        }
+
+    ~AlfAttributeValueTypeImpl()
+        {
+        delete mValueType;
+        }
+
+    AlfAttributeValueType* mValueType;
+    };
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// Constructor.
+// ---------------------------------------------------------------------------
+//
+AlfAttributeValueType::AlfAttributeValueType()
+    {
+
+    }
+
+// ---------------------------------------------------------------------------
+// Constructor.
+// ---------------------------------------------------------------------------
+//
+OSN_EXPORT AlfAttributeValueType::AlfAttributeValueType(int aValue,
+        TAlfUnit aUnit)
+    {
+    auto_ptr<AlfEnumValue> value(new (EMM) AlfEnumValue(aValue, aUnit));
+    auto_ptr<AlfAttributeValueTypeImpl> valueType(
+        new (EMM) AlfAttributeValueTypeImpl());
+
+    mData.reset(valueType.release());       // ownership transferred
+    mData->mValueType = value.release();    // ownership transferred
+    }
+
+// ---------------------------------------------------------------------------
+// Constructor.
+// ---------------------------------------------------------------------------
+//
+OSN_EXPORT AlfAttributeValueType::AlfAttributeValueType(float aValue,
+        TAlfUnit aUnit)
+    {
+    auto_ptr<AlfRealValue> value(new (EMM) AlfRealValue(aValue, aUnit));
+    auto_ptr<AlfAttributeValueTypeImpl> valueType(
+        new (EMM) AlfAttributeValueTypeImpl());
+
+    mData.reset(valueType.release());       // ownership transferred
+    mData->mValueType = value.release();    // ownership transferred
+    }
+
+// ---------------------------------------------------------------------------
+// Constructor.
+// ---------------------------------------------------------------------------
+//
+OSN_EXPORT AlfAttributeValueType::AlfAttributeValueType(const UString& aValue)
+    {
+    auto_ptr<AlfStringValue> value(new (EMM) AlfStringValue(aValue));
+    auto_ptr<AlfAttributeValueTypeImpl> valueType(
+        new (EMM) AlfAttributeValueTypeImpl());
+
+    mData.reset(valueType.release());       // ownership transferred
+    mData->mValueType = value.release();    // ownership transferred
+    }
+
+// ---------------------------------------------------------------------------
+// Destructor.
+// ---------------------------------------------------------------------------
+//
+OSN_EXPORT AlfAttributeValueType::~AlfAttributeValueType()
+    {
+
+    }
+
+// ---------------------------------------------------------------------------
+// Gets the enum value.
+// ---------------------------------------------------------------------------
+//
+OSN_EXPORT int AlfAttributeValueType::enumValue() const
+    {
+    return intValue();
+    }
+
+// ---------------------------------------------------------------------------
+// Gets the string value.
+// ---------------------------------------------------------------------------
+//
+OSN_EXPORT const UString& AlfAttributeValueType::stringValue() const
+    {
+    if (type() != EString)
+        {
+        ALF_THROW(AlfDataException,EInvalidAttributeValue,"AlfAttributeValueType")
+        }
+    return mData->mValueType->stringValue();
+    }
+
+// ---------------------------------------------------------------------------
+// Gets the int value.
+// ---------------------------------------------------------------------------
+//
+OSN_EXPORT int AlfAttributeValueType::intValue() const
+    {
+    if (type() != EInt)
+        {
+        ALF_THROW(AlfDataException,EInvalidAttributeValue,"AlfAttributeValueType")
+        }
+    return mData->mValueType->enumValue();
+    }
+
+// ---------------------------------------------------------------------------
+// Gets the real value.
+// ---------------------------------------------------------------------------
+//
+OSN_EXPORT float AlfAttributeValueType::realValue() const
+    {
+    if (type() != EFloat)
+        {
+        ALF_THROW(AlfDataException,EInvalidAttributeValue,"AlfAttributeValueType")
+        }
+    return mData->mValueType->realValue();
+    }
+
+// ---------------------------------------------------------------------------
+// Gets the RGB value.
+// ---------------------------------------------------------------------------
+//
+OSN_EXPORT float AlfAttributeValueType::rgbValue() const
+    {
+    return realValue();
+    }
+
+// ---------------------------------------------------------------------------
+// Gets the type of the atrribute value.
+// ---------------------------------------------------------------------------
+//
+OSN_EXPORT AlfAttributeValueType::Type AlfAttributeValueType::type() const
+    {
+    return mData->mValueType->type();
+    }
+
+// ---------------------------------------------------------------------------
+// Gets the unit.
+// ---------------------------------------------------------------------------
+//
+OSN_EXPORT TAlfUnit AlfAttributeValueType::unit() const
+    {
+    return mData->mValueType->unit();
+    }
+
+    } // Alf