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/*************************************************************************** |
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* * |
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* Copyright (C) 2007 Christian Schoenebeck * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (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 * |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, * |
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* MA 02111-1307 USA * |
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***************************************************************************/ |
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#ifndef LS_INSTRUMENT_EDITOR_FACTORY_H |
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#define LS_INSTRUMENT_EDITOR_FACTORY_H |
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#include <map> |
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#include <vector> |
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#include <list> |
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#include "../common/Exception.h" |
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#include "InstrumentEditor.h" |
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#if defined(WIN32) |
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# define REGISTER_INSTRUMENT_EDITOR(PluginClass) \ |
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extern "C" __declspec(dllexport) void* \ |
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createInstrumentEditorInnerFactory() { \ |
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return new LinuxSampler::InstrumentEditorFactory::InnerFactoryTemplate<PluginClass>(); \ |
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} |
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#else |
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# define REGISTER_INSTRUMENT_EDITOR(PluginClass) \ |
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schoenebeck |
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LinuxSampler::InstrumentEditorFactory::InnerFactoryRegistrator<PluginClass> \ |
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__auto_register_instrument_editor__##PluginClass; |
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senoner |
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#endif |
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namespace LinuxSampler { |
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class InstrumentEditorFactory { |
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public: |
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class InnerFactory { |
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public: |
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virtual InstrumentEditor* Create() = 0; |
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virtual void Destroy(InstrumentEditor* pEditor) = 0; |
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}; |
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template<class PluginClass_T> |
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class InnerFactoryTemplate : public InnerFactory { |
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public: |
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virtual InstrumentEditor* Create() { |
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return new PluginClass_T(); |
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} |
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virtual void Destroy(InstrumentEditor* pEditor) { |
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delete pEditor; |
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} |
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}; |
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template<class PluginClass_T> |
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class InnerFactoryRegistrator { |
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public: |
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InnerFactoryRegistrator() { |
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InnerFactoryTemplate<PluginClass_T>* pInnerFactory = |
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new InnerFactoryTemplate<PluginClass_T>(); |
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InstrumentEditor* pEditor = pInnerFactory->Create(); |
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if (InnerFactories.count(pEditor->Name())) { |
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pInnerFactory->Destroy(pEditor); |
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delete pInnerFactory; |
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} else { |
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InnerFactories[pEditor->Name()] = pInnerFactory; |
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pInnerFactory->Destroy(pEditor); |
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} |
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} |
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~InnerFactoryRegistrator() { |
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InnerFactoryTemplate<PluginClass_T> innerFactory; |
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InstrumentEditor* pEditor = innerFactory.Create(); |
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if (InnerFactories.count(pEditor->Name())) { |
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InnerFactory* pZombie = |
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InnerFactories[pEditor->Name()]; |
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InnerFactories.erase(pEditor->Name()); |
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if (pZombie) delete pZombie; |
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} |
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innerFactory.Destroy(pEditor); |
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} |
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}; |
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static InstrumentEditor* Create(String InstrumentEditorName) throw (Exception); |
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static void Destroy(InstrumentEditor* pInstrumentEditor) throw (Exception); |
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static std::vector<String> AvailableEditors(); |
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static String AvailableEditorsAsString(); |
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static std::vector<String> MatchingEditors(String sTypeName, String sTypeVersion); |
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static void LoadPlugins(); |
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static void ClosePlugins(); |
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protected: |
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static std::map<String, InnerFactory*> InnerFactories; |
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static bool bPluginsLoaded; |
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static std::list<void*> LoadedDLLs; |
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}; |
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} // namespace LinuxSampler |
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#endif // LS_INSTRUMENT_EDITOR_FACTORY_H |