mirror of https://github.com/Icinga/icinga2.git
88 lines
2.7 KiB
C++
88 lines
2.7 KiB
C++
/******************************************************************************
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* Icinga 2 *
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* Copyright (C) 2012 Icinga Development Team (http://www.icinga.org/) *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License *
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* as published by the Free Software Foundation; either version 2 *
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* of the License, or (at your option) any later version. *
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* *
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* This program 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 *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License *
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* along with this program; if not, write to the Free Software Foundation *
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
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******************************************************************************/
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#ifndef COMPONENT_H
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#define COMPONENT_H
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namespace icinga
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{
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class I2_BASE_API IComponent : public Object
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{
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public:
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typedef shared_ptr<IComponent> Ptr;
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typedef weak_ptr<IComponent> WeakPtr;
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virtual void Start(void);
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virtual void Stop(void);
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protected:
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DynamicObject::Ptr GetConfig(void) const;
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private:
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DynamicObject *m_Config;
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friend class Component;
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};
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/**
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* An application extension that can be dynamically loaded
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* at run-time.
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*
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* @ingroup base
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*/
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class I2_BASE_API Component : public DynamicObject
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{
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public:
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typedef shared_ptr<Component> Ptr;
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typedef weak_ptr<Component> WeakPtr;
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Component(const Dictionary::Ptr& properties);
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~Component(void);
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static void AddSearchDir(const String& componentDirectory);
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private:
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IComponent::Ptr m_Impl;
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};
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typedef IComponent *(*CreateComponentFunction)(void);
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#ifdef _WIN32
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# define SYM_CREATECOMPONENT(component) CreateComponent
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#else /* _WIN32 */
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# define SYM_CREATECOMPONENT(component) component ## _LTX_CreateComponent
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#endif /* _WIN32 */
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/**
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* Implements the loader function for a component.
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*
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* @param component The name of the component.
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* @param klass The component class.
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*/
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#define EXPORT_COMPONENT(component, klass) \
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extern "C" I2_EXPORT icinga::IComponent *SYM_CREATECOMPONENT(component)(void) \
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{ \
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return new klass(); \
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}
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}
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#endif /* COMPONENT_H */
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