1 /**************************************************************************************** 2 * Copyright (c) 2007 Nikolaj Hald Nielsen <nhn@kde.org> * 3 * * 4 * This program is free software; you can redistribute it and/or modify it under * 5 * the terms of the GNU General Public License as published by the Free Software * 6 * Foundation; either version 2 of the License, or (at your option) any later * 7 * version. * 8 * * 9 * This program is distributed in the hope that it will be useful, but WITHOUT ANY * 10 * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A * 11 * PARTICULAR PURPOSE. See the GNU General Public License for more details. * 12 * * 13 * You should have received a copy of the GNU General Public License along with * 14 * this program. If not, see <http://www.gnu.org/licenses/>. * 15 ****************************************************************************************/ 16 17 #ifndef AMAROK_SERVICEPLUGINMANAGER_H 18 #define AMAROK_SERVICEPLUGINMANAGER_H 19 20 #include <QObject> 21 #include <QStringList> 22 #include <QSet> 23 24 class ServiceBase; 25 namespace Plugins { 26 class PluginFactory; 27 } 28 29 /** A class to keep track of available service plugins and load them as needed 30 * 31 * @author 32 */ 33 class ServicePluginManager : public QObject 34 { 35 Q_OBJECT 36 37 public: 38 39 static ServicePluginManager *instance(); 40 static void destroy(); 41 42 /** 43 * Load any services that are configured to be loaded. 44 * Unload any services that have been switched off. 45 */ 46 void setFactories( const QList<QSharedPointer<Plugins::PluginFactory> > &factories ); 47 48 public Q_SLOTS: 49 QStringList loadedServices() const; 50 QStringList loadedServiceNames() const; 51 QString serviceDescription( const QString &service ); 52 QString serviceMessages( const QString &service ); 53 QString sendMessage( const QString &service, const QString &message ); 54 55 private: 56 static ServicePluginManager* s_instance; 57 ServicePluginManager(); 58 ~ServicePluginManager() override; 59 60 Q_DISABLE_COPY( ServicePluginManager ) 61 62 /** The list of currently set factories. 63 * Note: the PluginManager owns the pointers. 64 */ 65 QList<QSharedPointer<Plugins::PluginFactory> > m_factories; 66 67 private Q_SLOTS: 68 void slotNewService( ServiceBase *newService); 69 void slotRemoveService( ServiceBase *removedService ); 70 }; 71 72 73 #endif //AMAROK_SERVICEPLUGINMANAGER_H 74 75