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/*
SPDX-FileCopyrightText: 2008 David Nolden <david.nolden.kdevelop@art-master.de>
SPDX-License-Identifier: LGPL-2.0-only
*/
#ifndef KDEVPLATFORM_USES_H
#define KDEVPLATFORM_USES_H
#include <language/languageexport.h>
#include <util/kdevvarlengtharray.h>
namespace KDevelop {
class DeclarationId;
class IndexedTopDUContext;
/**
* Global mapping of Declaration-Ids to top-contexts, protected through DUChainLock.
*
* To retrieve the actual uses, query the duchain for the files.
* */
class KDEVPLATFORMLANGUAGE_EXPORT Uses
{
Q_DISABLE_COPY_MOVE(Uses)
public:
Uses();
/**
* Adds a top-context to the users-list of the given id
* */
void addUse(const DeclarationId& id, const IndexedTopDUContext& use);
/**
* Removes the given top-context from the list of uses
* */
void removeUse(const DeclarationId& id, const IndexedTopDUContext& use);
/**
* Checks whether the given DeclarationID is is used
* */
bool hasUses(const DeclarationId& id) const;
///Gets the top-contexts of all users assigned to the declaration-id
KDevVarLengthArray<IndexedTopDUContext> uses(const DeclarationId& id) const;
};
}
#endif
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