/*

 * 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:

 * Message body preview class.

 * has in built logic for finding phone number, email, url.

 *

 */

#ifndef UNIVIEWERTEXTITEM_H

#define UNIVIEWERTEXTITEM_H

#include <HbTextEdit>

class UniViewerTextItem : public HbTextEdit

{

    Q_OBJECT

public:

    UniViewerTextItem(QGraphicsItem* parent=0);

    ~UniViewerTextItem();

    void setFindOn(bool on = true);

    void setText(const QString& text);

protected:

    /**

     * Gesture event, overridden from base class.

     */

    void gestureEvent(QGestureEvent* event);

private:

    /**

     * Applies find rule and highlights text.

     */

    void applyRule();

    /**

      * Helper method to add menus.

      * @param contextMenu menu object.

      * @param data, anchor at current position.

      */

    void addNumberMenu(HbMenu* contextMenu,const QString& data);

    void addEmailMenu(HbMenu* contextMenu,const QString& data);

    void addUrlMenu(HbMenu* contextMenu,const QString& data);

    /**

     * short tap handler.

     * @param anchor anchor at cursor position.

     * @param pos tapping position

     */

    void handleShortTap(QString anchor,const QPointF& pos);    

    /**

     * Helper method to highlight find item on tap.

     * @param highlight, if true highlight else dont.

     */

    void highlightText(bool highlight);

private slots:

    /**

      * called when aboutToShowContextMenu signal is emitted.

      */

    void aboutToShowContextMenu(HbMenu *contextMenu, const QPointF &pos);

    /**

     * Called when option menu is closed.

     */

    void menuClosed();

    /**

     * handlers for phone number specific menu items.

     */

    void call();

    void sendMessage();    

    /**

     * handlers for e-mail specific menu items.

     */

    void createEmail();

    /**

     * handlers for url specific menu items.

     */

    void openLink();

    void addToBookmarks();

    /**

     * common handlers.

     */

    void openContactInfo();

    void copyToClipboard();

    /**

     * Slot for handling valid returns from the framework.

     * 

     * @param result const QVariant&

     */

    void handleOk(const QVariant& result);

    /**

     * Slot for handling errors. Error ids are provided as 

     * 32-bit integers.

     * @param errorCode qint32

     */

    void handleError(int errorCode, const QString& errorMessage);

    /**

     * called after service request is completed.

     */

    void onServiceRequestCompleted();

signals:

    /**

     * this signal is emitted when send message is triggered for a highlighted number.

     */

    void sendMessage(const QString& phoneNumber);

private:

    //map to hold rule and patterns.

    QMap<QString,QString> mRules;

    //property to on/off find patterns. default is on.

    bool mFindOn;

    //char formats for highlight.

    QTextCharFormat mFormatHighlight;

    QTextCharFormat mFormatNormal;

    //Current cursor position.

    int mCursorPos;

};

#endif // UNIVIEWERTEXTITEM_H