/*

 * 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: Feeder class for unified viewer. Fetches data from the

 *              message store for the given message store id.

 *

 */

#ifndef UNIVIEWER_FEEDER_H

#define UNIVIEWER_FEEDER_H

#include <QObject>

#include <QDateTime>

#include "convergedmessage.h"

#include "unidatamodelplugininterface.h"

const qint32 KMtmSmsUidValue = 0x1000102C;

class UniViewerFeederPrivate;

/**

 * Feeder class for unified viewer. Fetches data from the

 * message store for the given message store id.

 */

class UniViewerFeeder : public QObject

{

Q_OBJECT

public:

    /**

     * Default Constructor.

     * @param msgId message id

     * @param parent parent object.

     */

    UniViewerFeeder(qint32 msgId, QObject *parent = 0);

    /**

     * Destructor.

     */

    ~UniViewerFeeder();

    /**

     * Updates  the content by fetching new details

     * @param msgId message id

     * @param msgType message type

     */

    void updateContent(qint32 msgId);

    /**

     * Emits msgBody signal with msgBody as argument.

     * Called from private class to emit signal.

     * @param  msgBody message body text.

     */

    void emitMsgBody(QString msgBody);

    /**

     * Fetches message details from the store.

     */

    void fetchDetails();

    /**

     * Returns the message type.

     * @return  message type.

     */

    qint32 msgType();

    /**

     * Returns the time stamp.

     * @return  time stamp of the message.

     */

    QDateTime timeStamp();

    /**

     * hasAttachments

     * @return true/false based on if message has attachments

     */

    bool hasAttachments();

    /**

     * attachmentList

     * @return list of current message's attachments, with size and mimetype info

     */

    UniMessageInfoList attachmentsList();

    /**

     * attachmentCount

     * @return number of attachments in the message

     */

    int attachmentCount();

    /**

     * objectsList

     * @return list of current message's objects, with size and mimetype info

     */

    UniMessageInfoList objectsList();

    /**

     * objectCount

     * @return count of media objects in SMIL presentation.

     * NOTE: Smil attachment is _not_ counted as object.

     */

    int objectCount();

    /**

     * slideCount

     * @return count of slides in SMIL presentation.

     */

    int slideCount();

    /**

     * slideContent

     * @return list of media objects in given slide

     */

    UniMessageInfoList slideContent(int slidenum);

    /**

     * toAddressList

     * @return list of to address list

     */

    ConvergedMessageAddressList toAddressList();

    /**

     * ccAddressList

     * @return list of cc address list

     */

    ConvergedMessageAddressList ccAddressList();

    /**

     * messageSize

     * @return int 

     */

    int messageSize();

    /**

     * clearContent

     * @void

     */

    void clearContent();

    /**

     * get the from address and alias of a message

     * @param from address

     * @param alias

     * @void 

     */

    void fromAddressAndAlias(QString& from, QString& alias);

    /**

     * whether the message is incoming Or outgoing.

     * @return bool

     */

    bool isIncoming();

    /**

     * returns the priority of the message.

     * @return int

     */

    int priority();

    /**

     * gets the subject of the message

     * @return QString

     */

    QString subject();

signals:

    /**

     * Signal emitted after fetching message body.

     * @param msgBody Message body content.

     */

    void msgBody(QString msgBody);

private:

    /**

     * Pointer to S60 class UniViewerFeederPrivate.

     * Own.

     */

    UniViewerFeederPrivate *d_ptr;

};

#endif // UNIVIEWER_FEEDER_H

// EOF