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70 lines
2.0 KiB
70 lines
2.0 KiB
/*
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Copyright (C) 2000 Stefan Westerfeld
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stefan@space.twc.de
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License as published by the Free Software Foundation; either
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version 2 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA.
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*/
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#ifndef FACTORY_H
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#define FACTORY_H
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#include <string>
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#include "arts_export.h"
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#include "object.h"
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#include "startupmanager.h"
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/*
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* BC - Status (2002-03-08): Factory
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*
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* Will need to remain binary compatible (REGISTER_IMPLEMENTATION), d ptr
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* provided for convenience, watch out for interactions with generated
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* code.
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*/
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namespace Arts {
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class FactoryPrivate;
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class ARTS_EXPORT Factory : public StartupClass {
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private:
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FactoryPrivate *d;
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public:
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void startup();
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void shutdown();
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virtual Object_skel *createInstance() = 0;
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virtual std::string interfaceName() = 0;
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};
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/*
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* Dont's forget to place a semicolon after the use of this macro,
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* like:
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* REGISTER_IMPLEMENTATION(MyClass);
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*/
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#define REGISTER_IMPLEMENTATION(impl) \
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class impl ## _Factory : virtual public Arts::Factory { \
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public: \
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std::string interfaceName() { return impl::_interfaceNameSkel(); } \
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Arts::Object_skel *createInstance() { return new impl ; } \
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} The_ ## impl ## _Factory
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}
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#endif
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