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Nepomuk

resourcemanager.h

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00001 /* 
00002  * This file is part of the Nepomuk KDE project.
00003  * Copyright (C) 2006-2008 Sebastian Trueg <trueg@kde.org>
00004  *
00005  * This library is free software; you can redistribute it and/or
00006  * modify it under the terms of the GNU Library General Public
00007  * License as published by the Free Software Foundation; either
00008  * version 2 of the License, or (at your option) any later version.
00009  * 
00010  * This library is distributed in the hope that it will be useful,
00011  * but WITHOUT ANY WARRANTY; without even the implied warranty of
00012  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00013  * Library General Public License for more details.
00014  * 
00015  * You should have received a copy of the GNU Library General Public License
00016  * along with this library; see the file COPYING.LIB.  If not, write to
00017  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
00018  * Boston, MA 02110-1301, USA.
00019  */
00020 
00021 #ifndef _NEPOMUK_RESOURCE_MANAGER_H_
00022 #define _NEPOMUK_RESOURCE_MANAGER_H_
00023 
00024 #include "nepomuk_export.h"
00025 
00026 #include <QtCore/QObject>
00027 #include <QtCore/QUrl>
00028 
00029 
00030 namespace Soprano {
00031     class Model;
00032 }
00033 
00034 namespace Nepomuk {
00035     namespace Middleware {
00036     class Registry;
00037     }
00038 
00039     class Resource;
00040     class Variant;
00041     class ResourceManagerHelper;
00042 
00050     class NEPOMUK_EXPORT ResourceManager : public QObject
00051     {
00052         Q_OBJECT
00053 
00054     public:
00055         static ResourceManager* instance();
00056 
00068         int init();
00069 
00074         bool initialized() const;
00075 
00079         Soprano::Model* mainModel();
00080 
00089         void setOverrideMainModel( Soprano::Model* model );
00090 
00101         KDE_DEPRECATED Resource createResourceFromUri( const QString& uri );
00102 
00109         void removeResource( const QString& uri );
00110 
00117         QList<Resource> allResourcesOfType( const QUrl& type );
00118 
00122         KDE_DEPRECATED QList<Resource> allResourcesOfType( const QString& type );
00123 
00135         QList<Resource> allResourcesWithProperty( const QUrl& uri, const Variant& v );
00136 
00140         KDE_DEPRECATED QList<Resource> allResourcesWithProperty( const QString& uri, const Variant& v );
00141 
00148         KDE_DEPRECATED QString generateUniqueUri();
00149 
00160         QUrl generateUniqueUri( const QString& label );
00161 
00165         void notifyError( const QString& uri, int errorCode );
00166 
00167     Q_SIGNALS:
00177         void resourceModified( const QString& uri );
00178 
00186         void error( const QString& uri, int errorCode );
00187 
00188     private Q_SLOTS:
00189         void slotStoreChanged();
00190 
00191     private:
00192         friend class Nepomuk::ResourceManagerHelper;
00193         ResourceManager();
00194         ~ResourceManager();
00195 
00196         class Private;
00197         Private* const d;
00198     };
00199 }
00200 
00201 #endif

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