/*

* 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:  Conversation view interface used for launching 

 *                conversation view.

 *

*/

#ifndef MSG_CONVERSATION_VIEW_INTERFACE_H

#define MSG_CONVERSATION_VIEW_INTERFACE_H

#include "msgconversationviewdefines.h"

// FORWARD DECLARATIONS

class HbMainWindow;

class MsgConversationView;

class HbView;

/**

 * Interface for launching the Conversation View.

 * The conversation view then

 * shall be used to show the conversations or used for editing message.

 * 

 * MsgConversationViewInterface emits 1 signal

 * 

 * conversationViewClosed() is emitted when the view is closed.

 * The view is closed , when the back key is pressed.

 * i.e. secondary softkey.

 */

class CONVERSATION_VIEW_EXPORT MsgConversationViewInterface : public QObject

    {

    Q_OBJECT

public:

    /**

     * Constructor

     */

    MsgConversationViewInterface(HbMainWindow* parent=0);

    /**

     * Destructor

     */

    ~MsgConversationViewInterface();

public:

    /**

     * openConversationView

     * Launches conversation view

     * @param entryId, the conversation index to be open

     *

     */

    void openConversationView(qint64 entryId);

    /**

     * openConversationView

     * Launches conversation view in send mode with pre-populated data.

     * @param dataArray, the data array from which conversation view is

     * populated.

     */

    void openConversationView(QByteArray dataArray);

    /**

     * openConversationView

     * Launches conversation view in send mode with pre-populated data.

     * @param number specifies phone number string

     * @param name specifies number alias name

     */

    void openConversationView(QString number, QString name);

public slots:   

    /**

     * Close the conversation view 

     * This slot is triggered when user presses back(seconday sofykey)

     */

    void closeConversationView();

 signals:

     /**

      * Signal emitted when the conversation view is closed.

      */

    void conversationViewClosed(); 

private :

    /**

     * Create and initialise the view

     */

    void initView();

private:

    /**

     * Reference of HbMainWindow, main window class

     * Not Owned

     */

    HbMainWindow *mMainWindow;

    /**

     * MsgConversationView, main view class

     * Owned

     */

    MsgConversationView *mConversationView;

    /**

     * Container widget holding conversation view &

     * header widget

     * Owned

     */

    HbView *mMainWidget;

    };

#endif // MSG_CONVERSATION_VIEW_INTERFACE_H