qtmobility/src/serviceframework/databasemanager_s60_p.h
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Fri, 11 Jun 2010 14:26:25 +0300
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Revision: 201021 Kit: 2010123
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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the Qt Mobility Components.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** No Commercial Usage
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** This file contains pre-release code and may not be distributed.
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** You may use this file in accordance with the terms and conditions
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** contained in the Technology Preview License Agreement accompanying
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** this package.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights.  These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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**
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**
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**
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**
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**
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**
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**
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#ifndef DATABASEMANAGER_S60_H_
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#define DATABASEMANAGER_S60_H_
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//
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//  W A R N I N G
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//  -------------
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//
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// This file is not part of the Qt API. It exists purely as an
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// implementation detail. This header file may change from version to
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// version without notice, or even be removed.
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//
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// We mean it.
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//
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#include "qmobilityglobal.h"
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#include <QObject>
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#include <QList>
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#include <servicemetadata_p.h>
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#include "dberror_p.h"
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#include <e32base.h>
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QT_BEGIN_HEADER
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QTM_BEGIN_NAMESPACE
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class CDatabaseManagerServerThread;
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class QServiceFilter;
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typedef TPckgBuf<TInt> TError; 
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class QServiceInterfaceDescriptor;
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class RDatabaseManagerSession : public RSessionBase
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    {
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    public:
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        enum DbScope{UserScope, SystemScope, UserOnlyScope};
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        RDatabaseManagerSession();
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    public:
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        TInt Connect();
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        void Close();
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        TVersion Version() const;
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        bool RegisterService(ServiceMetaDataResults& aService);
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        bool UnregisterService(const QString& aServiceName);
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        QList<QServiceInterfaceDescriptor> Interfaces(const QServiceFilter& aFilter);
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        QStringList ServiceNames(const QString& aInterfaceName);
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        QServiceInterfaceDescriptor InterfaceDefault(const QString& aInterfaceName);
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        bool SetInterfaceDefault(const QString& aServiceName, const QString& aInterfaceName);
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        bool SetInterfaceDefault(const QServiceInterfaceDescriptor& aInterface);
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        DBError LastError();
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        void SetChangeNotificationsEnabled(bool aEnabled);
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        void NotifyServiceSignal(TRequestStatus& aStatus);
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        void CancelNotifyServiceSignal() const;
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    public:
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        TBuf<255> iServiceName;
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        TPckgBuf<TInt> iState;
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    private:
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        TInt StartServer();
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    private:
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        TIpcArgs iArgs;
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        TError iError;
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#ifdef __WINS__
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        CDatabaseManagerServerThread* iServerThread;
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#endif
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    };
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class DatabaseManagerSignalMonitor;
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class Q_AUTOTEST_EXPORT DatabaseManager : public QObject
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{
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    Q_OBJECT
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    public:
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        enum DbScope{UserScope, SystemScope, UserOnlyScope};
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        DatabaseManager(void);
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        virtual ~DatabaseManager();
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        bool registerService(ServiceMetaDataResults &service, DbScope scope);
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        bool unregisterService(const QString &serviceName, DbScope scope);
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        QList<QServiceInterfaceDescriptor> getInterfaces(const QServiceFilter &filter, DbScope scope);
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        QStringList getServiceNames(const QString &interfaceName, DbScope scope);
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        QServiceInterfaceDescriptor interfaceDefault(const QString &interfaceName, DbScope scope);
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        bool setInterfaceDefault(const QString &serviceName, const QString &interfaceName, DbScope scope);
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        bool setInterfaceDefault(const QServiceInterfaceDescriptor &interface, DbScope scope);
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        DBError lastError();
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        void setChangeNotificationsEnabled(DbScope scope, bool enabled);
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    signals:
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        void serviceAdded(const QString &serviceName, DatabaseManager::DbScope scope);
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        void serviceRemoved(const QString &serviceName, DatabaseManager::DbScope scope);
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    private:
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        enum State{EAdded, ERemoved};
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        void notifyServiceSignal();
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    private:
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        friend class DatabaseManagerSignalMonitor;
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        DatabaseManagerSignalMonitor* iDatabaseManagerSignalMonitor;
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	    RDatabaseManagerSession iSession;
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        QServiceInterfaceDescriptor latestDescriptor(const QList<QServiceInterfaceDescriptor> &descriptors);
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};
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#ifdef __WINS__
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QTM_END_NAMESPACE
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    #include "databasemanagerserver_global.h"
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    #include <QThread>
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QTM_BEGIN_NAMESPACE
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    class DATABASEMANAGERSERVER_EXPORT CDatabaseManagerServerThread : public QThread
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        {
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        public:
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            CDatabaseManagerServerThread();
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        protected:
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            void run();
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        };
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#endif
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class DatabaseManagerSignalMonitor : public CActive
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{
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    public:
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        DatabaseManagerSignalMonitor(DatabaseManager& databaseManager, RDatabaseManagerSession& databaseManagerSession);
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        ~DatabaseManagerSignalMonitor();
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    protected:
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        void issueNotifyServiceSignal();
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    protected: // From CActive
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        void DoCancel();
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        void RunL();
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    private:
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        DatabaseManager& iDatabaseManager;
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        RDatabaseManagerSession& iDatabaseManagerSession;
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};
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QTM_END_NAMESPACE
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QT_END_HEADER
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#endif