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95 lines
3.7 KiB
C++
95 lines
3.7 KiB
C++
/* This file is part of KDevelop
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Copyright 2008 David Nolden <david.nolden.kdevelop@art-master.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 version 2 as published by the Free Software Foundation.
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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 KDEVPLATFORM_SPECIALIZATIONSTORE_H
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#define KDEVPLATFORM_SPECIALIZATIONSTORE_H
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#include <QtCore/QHash>
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#include "instantiationinformation.h"
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#include "../languageexport.h"
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namespace KDevelop {
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class DeclarationId;
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class Declaration;
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class DUContext;
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class TopDUContext;
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/**
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* This class allows dynamic management of "current" specializations for declarations.
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*
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* The specializations will be applied in editors, and wherever it makes sense.
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* For example, this is used in C++ to get code-completion and use-building within
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* instantiated template-classes/functions.
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*/
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class KDEVPLATFORMLANGUAGE_EXPORT SpecializationStore {
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public:
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static SpecializationStore& self();
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/**
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* Adds/updates the current specialization for the given declaration-id
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* */
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void set(const DeclarationId& declaration, const IndexedInstantiationInformation& specialization);
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/**
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* Gets the registered specialization for the given declaration-id, or zero.
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*/
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IndexedInstantiationInformation get(const DeclarationId& declaration);
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/**
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* Clears the specialization registered for the given declaration-id
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*/
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void clear(const DeclarationId& declaration);
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/**
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* Clears all registered specializations
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*/
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void clear();
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/**
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* Applies the known specializations for the given declaration using the Declaration::specialize() function.
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*
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* If no specializations are known, the original declaration is returned.
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*
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* @param declaration The declaration to specialize
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* @param source The top-context from where to start searching
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* @param recursive Whether parent-contexts should be checked for known specializations, and those applied.
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* This is a bit more expensive then just doing a local check.
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*/
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KDevelop::Declaration* applySpecialization(KDevelop::Declaration* declaration,
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KDevelop::TopDUContext* source, bool recursive = true);
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/**
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* Applies the known specializations for the given context using the DUContext::specialize() function.
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*
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* If no specializations are known, returns the original context.
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*
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* @param context The context to specialize
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* @param source The top-context from where to start searching
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* @param recursive Whether parent-contexts should be checked for known specializations, and those applied.
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* This is a bit more expensive then just doing a local check.
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*/
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DUContext* applySpecialization(KDevelop::DUContext* context,
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KDevelop::TopDUContext* source,
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bool recursive = true);
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private:
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SpecializationStore();
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~SpecializationStore();
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QHash<DeclarationId, IndexedInstantiationInformation> m_specializations;
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};
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}
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#endif
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