diff -r 885c2596c964 -r 5d007b20cfd0 qtmobileextensions/src/settingsmanager/settingshandlerbase.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qtmobileextensions/src/settingsmanager/settingshandlerbase.cpp	Tue Aug 31 16:02:37 2010 +0300
@@ -0,0 +1,164 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Lesser General Public License as published by
+* the Free Software Foundation, version 2.1 of the License.
+* 
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public License
+* along with this program.  If not, 
+* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".
+*
+* Description:
+*
+*/
+
+#include "settingshandlerbase.h"
+
+#include "xqsettingskey.h"
+
+QVariant SettingsHandlerBase::handleReadItemValue(const XQSettingsKey& key, XQSettingsManager::Type type, TInt& error)
+{
+    const TInt KRBufDefaultLength = 32;
+    switch(type)
+    {
+        case XQSettingsManager::TypeVariant:
+        {
+            //Try to read TInt
+            TInt intValue;
+            error = getValue(key.key(), intValue);
+            if (error == KErrNone)
+            {
+                return QVariant(intValue);
+            }
+
+            //Try to read TReal
+            TReal realValue;
+            error = getValue(key.key(), realValue);
+            if (error == KErrNone)
+            {
+                return QVariant(realValue);
+            }
+
+            //Try to read RBuf8
+            QVariant byteArrayVariant;
+            TRAP(error,
+                RBuf8 tdes8Value;
+                tdes8Value.CreateL(KRBufDefaultLength);
+                CleanupClosePushL(tdes8Value);
+                getValueL(key.key(), tdes8Value);
+                byteArrayVariant.setValue(QByteArray((const char*)tdes8Value.Ptr(), tdes8Value.Length()));
+                CleanupStack::PopAndDestroy(&tdes8Value);
+            )
+            if (error == KErrNone)
+            {
+                return byteArrayVariant;
+            }
+            break;
+        }
+        case XQSettingsManager::TypeInt:
+        {
+            //Try to read TInt
+            TInt intValue;
+            error = getValue(key.key(), intValue);
+            if (error == KErrNone)
+            {
+                return QVariant(intValue);
+            }
+            break;
+        }
+        case XQSettingsManager::TypeDouble:
+        {
+            //Try to read TReal
+            TReal realValue;
+            error = getValue(key.key(), realValue);
+            if (error == KErrNone)
+            {
+                return QVariant(realValue);
+            }
+            break;
+        }
+        case XQSettingsManager::TypeString:
+        {
+            //Try to read RBuf8
+            QVariant stringVariant;
+            TRAP(error,
+                RBuf16 tdes16Value;
+                tdes16Value.CreateL(KRBufDefaultLength);
+                CleanupClosePushL(tdes16Value);
+                getValueL(key.key(), tdes16Value);
+                stringVariant.setValue(QString::fromUtf16(tdes16Value.Ptr(), tdes16Value.Length()));
+                CleanupStack::PopAndDestroy(&tdes16Value);
+            )
+            if (error == KErrNone)
+            {
+                return stringVariant;
+            }
+            break;
+        }
+        case XQSettingsManager::TypeByteArray:
+        {
+            //Try to read RBuf8
+            QVariant byteArrayVariant;
+            TRAP(error,
+                RBuf8 tdes8Value;
+                tdes8Value.CreateL(KRBufDefaultLength);
+                CleanupClosePushL(tdes8Value);
+                getValueL(key.key(), tdes8Value);
+                byteArrayVariant.setValue(QByteArray((const char*)tdes8Value.Ptr(), tdes8Value.Length()));
+                CleanupStack::PopAndDestroy(&tdes8Value);
+            )
+            if (error == KErrNone)
+            {
+                return byteArrayVariant;
+            }
+            break;
+        }
+        default:
+        {
+            break;
+        }
+    };
+
+    return QVariant();
+}
+
+bool SettingsHandlerBase::handleWriteItemValue(const XQSettingsKey& key, const QVariant& value, TInt& error)
+{
+    switch (value.type())
+    {
+        case QVariant::Int:
+        {
+            error = setValue(key.key(), value.toInt());
+            break;
+        }
+        case QVariant::Double:
+        {
+            error = setValue(key.key(), value.toDouble());
+            break;
+        }
+        case QVariant::String:
+        {
+            error = setValue(key.key(), TPtrC16(reinterpret_cast<const TUint16*>(value.toString().utf16())));
+            break;
+        }
+        case QVariant::ByteArray:
+        {
+            QByteArray byteArray(value.toByteArray());
+            error = setValue(key.key(), TPtrC8((TUint8*)(byteArray.constData()), byteArray.size()));
+            break;
+        }
+        default:
+        {
+            error = KErrArgument;
+            break;
+        }
+    }
+    return error == KErrNone;
+}