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Diffstat (limited to 'src/serviceframework/databasemanager_p.h')
-rw-r--r-- | src/serviceframework/databasemanager_p.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/src/serviceframework/databasemanager_p.h b/src/serviceframework/databasemanager_p.h new file mode 100644 index 00000000..b5ff070f --- /dev/null +++ b/src/serviceframework/databasemanager_p.h @@ -0,0 +1,140 @@ +/**************************************************************************** +** +** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). +** All rights reserved. +** Contact: Nokia Corporation (qt-info@nokia.com) +** +** 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 DATABASEMANAGER_H_ +#define DATABASEMANAGER_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 "qserviceframeworkglobal.h" +#include "servicedatabase_p.h" +#include <QObject> + +#ifdef QT_SFW_SERVICEDATABASE_GENERATE +#undef Q_AUTOTEST_EXPORT +#define Q_AUTOTEST_EXPORT +#endif + +QT_BEGIN_HEADER +QTM_BEGIN_NAMESPACE + +class DatabaseFileWatcher; +class Q_AUTOTEST_EXPORT DatabaseManager : public QObject +{ + Q_OBJECT + + public: + enum DbScope{UserScope, SystemScope, UserOnlyScope}; + DatabaseManager(void); + virtual ~DatabaseManager(); + + bool registerService(ServiceMetaDataResults &service, DbScope scope); + bool unregisterService(const QString &serviceName, DbScope scope); + bool serviceInitialized(const QString &serviceName, DbScope scope); + + QList<QServiceInterfaceDescriptor> getInterfaces(const QServiceFilter &filter, DbScope scope); + QStringList getServiceNames(const QString &interfaceName, DbScope scope); + + QServiceInterfaceDescriptor interfaceDefault(const QString &interfaceName, DbScope scope); + bool setInterfaceDefault(const QString &serviceName, const QString &interfaceName, DbScope scope); + bool setInterfaceDefault(const QServiceInterfaceDescriptor &interface, DbScope scope); + + DBError lastError(){ return m_lastError;} + + void setChangeNotificationsEnabled(DbScope scope, bool enabled); + + signals: + void serviceAdded(const QString &serviceName, DatabaseManager::DbScope scope); + void serviceRemoved(const QString &serviceName, DatabaseManager::DbScope scope); + + private: + void initDbPath(DbScope scope); + bool openDb(DbScope scope); + + ServiceDatabase *m_userDb; + ServiceDatabase *m_systemDb; + DBError m_lastError; + + friend class DatabaseFileWatcher; + DatabaseFileWatcher *m_fileWatcher; + QServiceInterfaceDescriptor latestDescriptor(const QList<QServiceInterfaceDescriptor> &descriptors); + + bool m_hasAccessedUserDb; + bool m_alreadyWarnedOpenError; +}; + + +class Q_AUTOTEST_EXPORT DatabaseFileWatcher : public QObject +{ + Q_OBJECT +public: + DatabaseFileWatcher(DatabaseManager *parent = 0); + + void setEnabled(ServiceDatabase *database, bool enabled); + +private slots: + void databaseChanged(const QString &path); + void databaseDirectoryChanged(const QString &path); + +private: + void notifyChanges(ServiceDatabase *database, DatabaseManager::DbScope scope); + QString closestExistingParent(const QString &path); + void restartDirMonitoring(const QString &dbPath, const QString &previousDirPath); + + DatabaseManager *m_manager; + QFileSystemWatcher *m_watcher; + QHash<QString, QStringList> m_knownServices; + QStringList m_monitoredDbPaths; +}; + +QTM_END_NAMESPACE +QT_END_HEADER + +#endif |