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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 displays the pixmap content in viewer.
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*
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*/
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#ifndef UNI_VIEWER_PIXMAP_WIDGET_H
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#define UNI_VIEWER_PIXMAP_WIDGET_H
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#include <HbIconItem>
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// FORWARD DECLARATIONS
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class MsgServiceLaunchUtil;
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class UniMessageInfo;
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class ThumbnailManager;
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/**
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* This widget displays the pixmap content in viewer.
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*/
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class UniViewerPixmapWidget: public HbIconItem
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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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UniViewerPixmapWidget(QGraphicsItem *parent = 0);
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/**
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* Destructor
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*/
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~UniViewerPixmapWidget();
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/**
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* Sets the pixmap content to be displayed.
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* @param info Object information.
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*/
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void populate(UniMessageInfo *info);
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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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/**
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* Signal emitted indicating if thumbnail was found or not
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* @param result true if thumbnail was found else false.
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* @param info UniMessageInfo of the media object.
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*/
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void thumbnailFound(bool result, UniMessageInfo *info);
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protected:
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/**
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* Event handler for gesture events.
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* Reimplemented from HbWidgetBase.
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* @see HbWidgetBase
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*/
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virtual void gestureEvent(QGestureEvent *event);
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private slots:
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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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* 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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/**
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* Slot hit when the thumbnail is ready.
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*/
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void thumbnailReady(const QPixmap& pixmap, void *data, int id, int error);
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private:
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/**
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* Initialization function.
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*/
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void init();
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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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* Calculates the thumbnail size.
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* @return Thumbnail size
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*/
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QSize getThumbnailSize();
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private:
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/**
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* UniMessageInfo object.
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* Own.
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*/
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UniMessageInfo *mInfo;
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/**
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* MsgServiceLaunchUtil object.
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* Own
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*/
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MsgServiceLaunchUtil *mViewerUtils;
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/**
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* ThumbnailManager
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* Own.
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*/
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ThumbnailManager *mThumbnailManager;
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/**
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* Mime Type of pixmap.
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*/
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QString mMimeType;
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/**
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* Pixmap file path being set.
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*/
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QString mPixmapPath;
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#ifdef MSGUI_UNIT_TEST
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/**
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* Unit Testing
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*/
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friend class TestUniViewerPixmapWidget;
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#endif
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};
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#endif /* UNI_VIEWER_PIXMAP_WIDGET_H */
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// EOF
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