/*

 * 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: Main view of unified viewer

 *

 */

#ifndef UNIFIED_VIEWER_H

#define UNIFIED_VIEWER_H

#ifdef MSGUI_UNIT_TEST

 #define UNI_VIEWER_DLL

#else

 #ifdef BUILD_UNI_VIEWER_DLL

  #define UNI_VIEWER_DLL Q_DECL_EXPORT

 #else

  #define UNI_VIEWER_DLL Q_DECL_IMPORT

 #endif

#endif

#include "msgbaseview.h"

#include "convergedmessage.h"

class UniViewerFeeder;

class ConvergedMessage;

class HbScrollArea;

class UniScrollArea;

class UniContentsWidget;

class MessageDeleteAction;

class HbAction;

/**

 * Main view of unified viewer.

 */

class UNI_VIEWER_DLL UnifiedViewer : public MsgBaseView

{

Q_OBJECT

public:

    /**

     * Constructor

     */

    UnifiedViewer(const qint32 messageId,

                  QGraphicsItem *parent = 0);

    /**

     * Destructor

     */

    ~UnifiedViewer();

    /**

     * Populates the content on the widget

     */

    void populateContent(const qint32 messageId, bool update, int msgCount, qint64 conversationId = -1);

    /**

     * Event handler

     * @param key Key code

     * @return true if key event handled else false.

     * @see MsgBaseView

     */

    bool handleKeyEvent(int key);

public slots:

    /**

     * Clears the content on the widget

     */

    void clearContent();

    // Used for internal testing will be removed

    void handleFwdAction();

    /**

     * Handle delete

     */

    void handleDeleteAction();

protected:

    /**

     * reimplemented from base class to provide proper geometry for scrolling.

     * @see HbWidget

     */

    void resizeEvent(QGraphicsSceneResizeEvent * event);

private:

    /**

     * Check if this message can be forwarded

     * @return true, if possible to forward

     */

    bool isForwardOk();

    /**

     * Creates tool bar actions

     * @see HbView

     */

    void createToolBar();

    /**

     * Launch Editor for forward, reply, replyall actions

     * @param operation, Editor operation e.g. forward, reply etc

     */

    void launchEditor(MsgBaseView::UniEditorOperation operation);

    /**

     * Launches the dialer interface.

     * @args number Number to be called.

     */

    void call(const QString &number);

private slots:

    /**

     * This slot is called when sendMessage signal is emitted for a highlighted

     * phone number, from body widget.

     */

    void sendMessage(const QString& phoneNumber, const QString& alias = QString());

    /**

     * This slot is called when delete message dialog is launched.

     * @param val selected action value.

     */

    void onDialogDeleteMsg(int val);

    /**

     * Handle reply

     */

    void handleReplyAction();

    /**

     * Handle reply-all

     */

    void handleReplyAllAction();

private:

    /**

     * Feeder object

     * Owned

     */

    UniViewerFeeder *mViewFeeder;

    /**

     * HbScrollArea object

     * Owned

     */

    UniScrollArea* mScrollArea;

    /**

     * UniContentsWidget object

     * Owned

     */

    UniContentsWidget* mContentsWidget;

    /**

     * Conversation ID

     */

    qint64 mConversationID;

    /**

     * Contact id

     */

    qint32 mContactId;

    /**

     * Message id

     */

    qint32 mMessageId;

    /**

     * Message count

     */

    int mMsgCount;

#ifdef MSGUI_UNIT_TEST

    /**

     * Unit Testing

     */

    friend class TestUnifiedViewer;

#endif

};

#endif

// EOF