/*

 * 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: Container class for msg attachments

 *

 */

#ifndef MSG_UNIFIED_EDITOR_ATTACHMENT_CONTAINER_H

#define MSG_UNIFIED_EDITOR_ATTACHMENT_CONTAINER_H

#include <HbWidget>

#include "msgunieditorattachment.h"

class QGraphicsLinearLayout;

class MmsConformanceCheck;

class MsgAttachmentContainer : public HbWidget

    {

    Q_OBJECT

public:

    /**

     * Add Attachment success/failure states

     */

    enum AddAttachmentStatus

    {

        EAddSuccess = 0, EAddNotSupported, EAddSizeExceed

    };

    /**

     * Constructor

     */

    MsgAttachmentContainer( QGraphicsItem *parent = 0);

    /**

     * Destructor

     */

    ~MsgAttachmentContainer();

    /**

     * add attachment to the container

	 * @param filepath of the attachment

	 * @return add operation status

     */

    MsgAttachmentContainer::AddAttachmentStatus addAttachment(

            const QString& filepath);

    /**

     * count of attachments in the container

	 * @return count

     */

    int count();

    /**

     * List of attachments in the container

     * @return attachments list

     */

    MsgUnifiedEditorAttachmentList attachmentList();

    /**

     * Check if the container hold multimedia content

     * @return true, if multimedia content is present

     *         false, otherwise.

     */

    bool hasMMContent();

    /**

     * Size of the attachment container

     * @return size

     */

    int containerSize();

signals:

    /**

     * emit when container content changes

     */

    void contentChanged();

    /**

     * emit to indicate view that container is now empty

	 * View deletes the container if it becomes empty

     */

    void emptyAttachmentContainer();

private slots:

    /**

     * delete attachment from the container

     */

    void deleteAttachment(MsgUnifiedEditorAttachment* attachment);

private:

    /**

     * size of the msg

     */

    int messageSize();

private:

    /**

     * container's layout

     */

    QGraphicsLinearLayout* mLayout;

    /**

     * MMS conformance check utility class

     */

    MmsConformanceCheck* mMmsConformanceCheck;

    /**

     * attachment list

     */

    MsgUnifiedEditorAttachmentList mAttachmentList;

    /**

     * flag to tell, if container is holding MM content

     */

    bool mIsMMContent;

    };

#endif // MSG_UNIFIED_EDITOR_ATTACHMENT_CONTAINER_H