1 /*

     2  * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     3  * All rights reserved.

     4  * This component and the accompanying materials are made available

     5  * under the terms of "Eclipse Public License v1.0"

     6  * which accompanies this distribution, and is available

     7  * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8  *

     9  * Initial Contributors:

    10  * Nokia Corporation - initial contribution.

    11  *

    12  * Contributors:

    13  *

    14  * Description:

    15  *

    16  */

    17 #include "nmapiengine.h"

    18 #include "nmapifolderlisting_p.h"

    19 

    20 namespace EmailClientApi

    21 {

    22 NmFolderListingPrivate::NmFolderListingPrivate(QObject* parent) :

    23     QObject(parent), mEngine(NULL)

    24 {

    25 

    26 }

    27 

    28 NmFolderListingPrivate::~NmFolderListingPrivate()

    29 {

    30     releaseEngine();

    31 }

    32 

    33 /*!

    34  * \brief It initialize engine for email operations. 

    35  * 

    36  * When use initializeEngine need to remember release it.

    37  * It return value if initialization go good.

    38  * \sa releaseEngine 

    39  */

    40 bool NmFolderListingPrivate::initializeEngine()

    41 {

    42     if (!mEngine) {

    43         mEngine = NmEngine::instance();

    44     }

    45 

    46     return mEngine ? true : false;

    47 }

    48 

    49 /*!

    50  * \brief It release engine for email operations.

    51  * 

    52  * It release Engine and return value if release go good.

    53  * 

    54  * \arg engine Is used to get info if engine was released, if yes, then argument have value 0.

    55  * 

    56  * \sa initializeEngine

    57  */

    58 void NmFolderListingPrivate::releaseEngine()

    59 {

    60     NmEngine::releaseInstance(mEngine);

    61 }

    62 

    63 /*!

    64  * \brief It grab folders from engine. 

    65  * 

    66  * When it start grabing, it release all old.

    67  * Because it uses NmFolder with sharedData we don't need care about release memory.

    68  * 

    69  * \return Count of folders

    70  */

    71 qint32 NmFolderListingPrivate::grabFolders()

    72 {

    73     mFolders.clear();

    74     mEngine->listFolders(mMailboxId, mFolders);

    75     return mFolders.count();

    76 }

    77 

    78 }

    79