diff -r dcf0eedfc1a3 -r d189ee25cf9d emailservices/nmclientapi/src/nmapimailboxlisting_p.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/emailservices/nmclientapi/src/nmapimailboxlisting_p.cpp	Tue Aug 31 15:04:17 2010 +0300
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2009 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:
+ *
+ */
+
+#include "nmapiheaders.h"
+
+
+namespace EmailClientApi
+{
+NmApiMailboxListingPrivate::NmApiMailboxListingPrivate(QObject *parent) :
+    QObject(parent), mNmApiEngine(NULL)
+{
+    NM_FUNCTION;
+}
+
+NmApiMailboxListingPrivate::~NmApiMailboxListingPrivate()
+{
+    NM_FUNCTION;
+}
+
+/*!
+   \brief It initialize engine for email operations. 
+   
+   When use initializeEngine need to remember release it.
+   It return value if initialization go good.
+   \sa releaseEngine 
+   \return Return true if engine is good initilialized.
+ */
+bool NmApiMailboxListingPrivate::initializeEngine()
+{
+    NM_FUNCTION;
+    
+    if (!mNmApiEngine) {
+        mNmApiEngine = NmApiEngine::instance();
+    }
+
+    return mNmApiEngine ? true : false;
+}
+
+/*!
+   \brief It release engine for email operations.
+   
+   \sa initializeEngine
+ */
+void NmApiMailboxListingPrivate::releaseEngine()
+{
+    NM_FUNCTION;
+    
+    NmApiEngine::releaseInstance(mNmApiEngine);
+}
+
+/*!
+   \brief It grab mailboxes from engine. 
+   
+   When it start grabing, it release all old.
+   Because it uses NmApiMailbox with sharedData we don't need care about release memory.
+   
+   \return Count of mailboxes or "-1" if there is no engine
+ */
+qint32 NmApiMailboxListingPrivate::grabMailboxes()
+{
+    NM_FUNCTION;
+    
+    if (!mNmApiEngine) {
+        return -1;
+    }
+    
+    mMailboxes.clear();
+
+    mNmApiEngine->listMailboxes(mMailboxes);
+    return mMailboxes.count();
+}
+}