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/****************************************************************************
**
** Copyright (C) 2012 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Mobility Components.
**
** $QT_BEGIN_LICENSE:LGPL$
** GNU Lesser General Public License Usage
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this
** file. Please review the following information to ensure the GNU Lesser
** General Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** Other Usage
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#ifndef QDOCUMENTGALLERYMDSUTILITY_P_H
#define QDOCUMENTGALLERYMDSUTILITY_P_H
//
// W A R N I N G
// -------------
//
// This file is not part of the Qt API. It exists purely as an
// implementation detail. This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.
//
#include <QString>
#include <QDateTime>
//API
#include "qgalleryqueryrequest.h"
// Symbian
#include <qobject.h>
#include <qdocumentgallery.h>
#include <mdeobject.h>
#include <mdequery.h>
#include <e32std.h>
QTM_BEGIN_NAMESPACE
class QDocumentGalleryMDSUtility
{
public:
enum TPropertyKeys
{
EUri = 0,
EFileName,
EFilePath,
EPath,
EFileSize,
ELastModified,
ETitle,
EMime,
EAuthor,
ECopyright,
EDescription,
EComments,
ERating,
EDuration,
EPerformer, //=also maps to artist
EAudioCodec,
EAudioBitrate,
EPlayCount,
ESampleRate,
EAlbumTitle,
EAlbumArtist,
ETrackNumber,
EGenre,
EComposer,
EWidth,
EHeight,
EOrientation,
EDateTaken,
ECameraManufacturer,
ECameraModel,
EExposureProgram,
EExposureTime,
EFNumber,
EFlashEnabled,
EFocalLength,
EMeteringMode,
EWhiteBalance,
EVideoBitrate,
ELanguage,
EFrameRate,
EResumePosition,
EPropertyKeysLength
};
QDocumentGalleryMDSUtility();
~QDocumentGalleryMDSUtility();
/**
* Maps Document Gallery itemtype to MdE object class
*
*/
static CMdEObjectDef& ObjDefFromItemTypeL( CMdENamespaceDef &nameSpace, QString itemType );
static void GetDataFieldsForItemType( QStringList &propertyList, QString itemType );
static void GetMetaDataFieldL( CMdEObject *inputItem, QVariant &output, int key );
static QString GetItemTypeFromMDEObject( CMdEObject *inputItem );
static bool isItemTypeSupported( const QString &itemType);
static int GetPropertyKey( const QString &property );
static QVariant::Type GetPropertyType( int key );
static QString s60DescToQString(const TDesC& desc);
static HBufC *qStringToS60Desc(const QString& string);
static QDateTime symbianTTimetoQDateTime(const TTime& time);
static TTime QDateTimetosymbianTTime(const QDateTime& time);
static TBool GetName(const TDesC& aFilename, TPtrC& aName);
static TBool GetPath(const TDesC& aFilename, TPtrC& aPath);
static CMdEPropertyDef *GetMDSPropertyDefL(const QString &property,
CMdENamespaceDef& defaultNameSpace);
static int SetupQueryConditions(CMdEObjectQuery *query,
QGalleryQueryRequest *request,
CMdENamespaceDef& defaultNameSpace);
static bool SetMetaDataFieldL( CMdEObject *item, const QVariant &value, int key );
static int InsertUInt32PropertyCondition( CMdELogicCondition &rootCond,
CMdEPropertyDef *propDef,
QVariant &valueToMatch,
QGalleryMetaDataFilter &filter );
static int InsertTTImePropertyCondition( CMdELogicCondition &rootCond,
CMdEPropertyDef *propDef,
QVariant &valueToMatch,
QGalleryMetaDataFilter &filter );
static int InsertStringPropertyCondition( CMdELogicCondition &rootCond,
CMdEPropertyDef *propDef,
QVariant &valueToMatch,
QGalleryMetaDataFilter &filter );
static int InsertUriPropertyCondition( CMdELogicCondition &rootCond,
QVariant &valueToMatch,
QGalleryMetaDataFilter &filter );
static int InsertUIntPropertyCondition( CMdELogicCondition &rootCond,
CMdEPropertyDef *propDef,
QVariant &valueToMatch,
QGalleryMetaDataFilter &filter );
static int InsertReal32PropertyCondition( CMdELogicCondition &rootCond,
CMdEPropertyDef *propDef,
QVariant &valueToMatch,
QGalleryMetaDataFilter &filter );
static int AddFilter(CMdELogicCondition &rootCond,
QGalleryFilter &filter,
CMdENamespaceDef& defaultNameSpace);
static int AddIntersectionFilter(CMdELogicCondition &rootCond,
QGalleryFilter &filter,
CMdENamespaceDef& defaultNameSpace);
static int AddUnionFilter(CMdELogicCondition &rootCond,
QGalleryFilter &filter,
CMdENamespaceDef& defaultNameSpace);
static int AddMetadataFilter(CMdELogicCondition &rootCond,
QGalleryFilter &filter,
CMdENamespaceDef& defaultNameSpace);
private:
#ifdef MDS_25_COMPILATION_ENABLED
static CMdEObjectDef& ObjDefFromItemTypeForMDS25L( CMdENamespaceDef &nameSpace, QString itemType );
static void GetMetaDataFieldForMDS25L( CMdEObject *inputItem, QVariant &output, int key );
static CMdEPropertyDef *GetMDSPropertyDefForMDS25L(const QString &property,
CMdENamespaceDef& defaultNameSpace);
static bool SetMetaDataFieldForMDS25L( CMdEObject *item, const QVariant &value, int key );
#else
static CMdEObjectDef* ObjDefFromItemTypeForMDS20L( CMdENamespaceDef &nameSpace, QString itemType );
static void GetMetaDataFieldForMDS20L( CMdEObject *inputItem, QVariant &output, int key );
static CMdEPropertyDef *GetMDSPropertyDefForMDS20L(const QString &property,
CMdENamespaceDef& defaultNameSpace);
static bool SetMetaDataFieldForMDS20L( CMdEObject *item, const QVariant &value, int key );
static bool setMdeStringProperty(CMdEObject *item, const QVariant &value, CMdEPropertyDef *propDef);
#endif // MDS_25_COMPILATION_ENABLED
};
QTM_END_NAMESPACE
#endif // QDOCUMENTGALLERYMDSUTILITY_H
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