messagingapp/msgui/unifiedviewer/inc/univieweraudiowidget.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
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permissions -rw-r--r--
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/*
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 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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 * All rights reserved.
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 * This component and the accompanying materials are made available
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 * under the terms of "Eclipse Public License v1.0"
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 * which accompanies this distribution, and is available
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 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
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 *
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 * Initial Contributors:
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 * Nokia Corporation - initial contribution.
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 *
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 * Contributors:
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 *
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 * Description: This widget is used to display audio content in univiewer.
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 *
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 */
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#ifndef UNI_VIEWER_AUDIO_WIDGET_H
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#define UNI_VIEWER_AUDIO_WIDGET_H
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// FORWARD DECLARATIONS
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class UniViewerUtils;
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class UniMessageInfo;
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#include <HbPushButton>
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/**
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 * @class UniViewerAudioWidget
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 * @brief This widget is used to display audio content in univiewer.
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 */
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class UniViewerAudioWidget: public HbPushButton
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{
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Q_OBJECT
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public:
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    /**
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     * Constructor
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     */
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    explicit UniViewerAudioWidget(QGraphicsItem *parent = 0);
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    /**
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     * Destructor
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     */
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    ~UniViewerAudioWidget();
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    /**
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     * Populates the widget contents.
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     * @param info Object information.
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     */
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    void populate(UniMessageInfo *info);
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    /**
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     * Overloaded from base class.
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     * @see HbPushButton
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     */
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    void setStretched(bool stretched = true);
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signals:
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    /**
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     * Signal emitted when widget is clicked.
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     * @param mediaPath File path of the media.
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     */
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    void shortTap(const QString &mediaPath);
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    /**
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     * Signal emitted when widget is long tapped.
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     * @param position Scene coordinates of tap.
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     */
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    void longTap(const QPointF &position);
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private slots:
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    /**
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     * Handles short tap event.
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     */
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    void handleShortTap();
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    /**
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     * Handles long tap event.
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     * @param position Scene coordinates of tap.
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     */
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    void handleLongTap(const QPointF &position);
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    /**
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     * Handles opening of media.
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     */
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    void handleOpen();
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    /**
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     * Handles saving of media.
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     */
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    void handleSave();
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    /**
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     * Slot to regrab gesture after some delay (300 ms) to avoid multiple gesture
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     * events back to back.  
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     */
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    void regrabGesture();
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private:
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    /**
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     * UniViewerUtils object.
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     * Own
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     */
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    UniViewerUtils *mViewerUtils;
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    /**
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     * Media file path.
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     */
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    QString mMediaPath;
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    /**
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     * Mime type of media.
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     */
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    QString mMimeType;
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    /**
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     * True if valid media duration else false.
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     */
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    bool mValidMediaDuration;
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};
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#endif //UNI_VIEWER_AUDIO_WIDGET_H
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// EOF