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105 lines
3.1 KiB
C++
105 lines
3.1 KiB
C++
//
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// ClassLibrary.h
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//
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// $Id: //poco/Main/Foundation/include/Poco/ClassLibrary.h#3 $
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//
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// Library: Foundation
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// Package: SharedLibrary
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// Module: ClassLoader
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//
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// Definitions for class libraries.
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//
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// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
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// and Contributors.
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//
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// Permission is hereby granted, free of charge, to any person or organization
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// obtaining a copy of the software and accompanying documentation covered by
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// this license (the "Software") to use, reproduce, display, distribute,
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// execute, and transmit the Software, and to prepare derivative works of the
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// Software, and to permit third-parties to whom the Software is furnished to
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// do so, all subject to the following:
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//
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// The copyright notices in the Software and this entire statement, including
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// the above license grant, this restriction and the following disclaimer,
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// must be included in all copies of the Software, in whole or in part, and
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// all derivative works of the Software, unless such copies or derivative
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// works are solely in the form of machine-executable object code generated by
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// a source language processor.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE, TITLE AND NON-INFRINGEMENT. IN NO EVENT
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// SHALL THE COPYRIGHT HOLDERS OR ANYONE DISTRIBUTING THE SOFTWARE BE LIABLE
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// FOR ANY DAMAGES OR OTHER LIABILITY, WHETHER IN CONTRACT, TORT OR OTHERWISE,
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// ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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#ifndef Foundation_ClassLibrary_INCLUDED
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#define Foundation_ClassLibrary_INCLUDED
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#include "Poco/Foundation.h"
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#include "Poco/Manifest.h"
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#include <typeinfo>
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#if defined(_WIN32)
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#define POCO_LIBRARY_API __declspec(dllexport)
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#else
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#define POCO_LIBRARY_API
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#endif
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//
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// the entry point for every class library
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//
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extern "C"
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{
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bool POCO_LIBRARY_API pocoBuildManifest(Poco::ManifestBase* pManifest);
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void POCO_LIBRARY_API pocoInitializeLibrary();
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void POCO_LIBRARY_API pocoUninitializeLibrary();
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}
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//
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// Macros to automatically implement pocoBuildManifest
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//
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// usage:
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//
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// POCO_BEGIN_MANIFEST(MyBaseClass)
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// POCO_EXPORT_CLASS(MyFirstClass)
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// POCO_EXPORT_CLASS(MySecondClass)
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// ...
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// POCO_END_MANIFEST
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//
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#define POCO_BEGIN_MANIFEST(base) \
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bool pocoBuildManifest(Poco::ManifestBase* pManifest_) \
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{ \
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typedef base _Base; \
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typedef Poco::Manifest<_Base> _Manifest; \
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std::string requiredType(typeid(_Manifest).name()); \
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std::string actualType(pManifest_->className()); \
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if (requiredType == actualType) \
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{ \
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Poco::Manifest<_Base>* pManifest = static_cast<_Manifest*>(pManifest_);
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#define POCO_END_MANIFEST \
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return true; \
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} \
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else return false; \
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}
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#define POCO_EXPORT_CLASS(cls) \
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pManifest->insert(new Poco::MetaObject<cls, _Base>(#cls));
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#define POCO_EXPORT_SINGLETON(cls) \
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pManifest->insert(new Poco::MetaSingleton<cls, _Base>(#cls));
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#endif // Foundation_ClassLibrary_INCLUDED
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