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/* This file is part of the KDE project
Copyright (c) 2007 Sven Langkamp <sven.langkamp@gmail.com>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef KORESOURCESERVEROBSERVER_H
#define KORESOURCESERVEROBSERVER_H
#include "kowidgets_export.h"
#include "KoResourceServerPolicies.h"
/**
* The KoResourceServerObserver class provides a interface to observe a KoResourceServer.
* To receive notifications it needs to be added to the resource server.
*/
template <class T, class Policy = PointerStoragePolicy<T> >
class KoResourceServerObserver
{
public:
virtual ~KoResourceServerObserver() {}
typedef typename Policy::PointerType PointerType;
virtual void unsetResourceServer() = 0;
/**
* Will be called by the resource server after a resource is added
* @param resource the added resource
*/
virtual void resourceAdded(PointerType resource) = 0;
/**
* Will be called by the resource server before a resource will be removed
* @param resource the resource which is going to be removed
*/
virtual void removingResource(PointerType resource) = 0;
/**
* Will be called by the resource server when a resource is changed
* @param resource the resource which is going to be removed
*/
virtual void resourceChanged(PointerType resource) = 0;
/**
* Will be called by the resource server when resources are added or removed
* from a tag category
*/
virtual void syncTaggedResourceView()=0;
/**
* Will be called by the resource server when a new tag category has been created
*/
virtual void syncTagAddition(const QString& tag)=0;
/**
* Will be called by the resource server when a new tag category has been deleted
*/
virtual void syncTagRemoval(const QString& tag)=0;
};
#endif // KORESOURCESERVEROBSERVER_H
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