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qt-creator/src/libs/cplusplus/LookupContext.h
2008-12-23 15:27:55 +01:00

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/***************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Qt Software Information (qt-info@nokia.com)
**
**
** Non-Open Source Usage
**
** Licensees may use this file in accordance with the Qt Beta Version
** License Agreement, Agreement version 2.2 provided with the Software or,
** alternatively, in accordance with the terms contained in a written
** agreement between you and Nokia.
**
** GNU General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the packaging
** of this file. Please review the following information to ensure GNU
** General Public Licensing requirements will be met:
**
** http://www.fsf.org/licensing/licenses/info/GPLv2.html and
** http://www.gnu.org/copyleft/gpl.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt GPL Exception
** version 1.3, included in the file GPL_EXCEPTION.txt in this package.
**
***************************************************************************/
#ifndef CPLUSPLUS_LOOKUPCONTEXT_H
#define CPLUSPLUS_LOOKUPCONTEXT_H
#include <cplusplus/CppDocument.h>
#include <QPair>
namespace CPlusPlus {
class CPLUSPLUS_EXPORT LookupContext
{
public:
LookupContext(Control *control = 0);
LookupContext(Symbol *symbol,
Document::Ptr expressionDocument,
Document::Ptr thisDocument,
const Snapshot &documents);
LookupContext(Symbol *symbol,
const LookupContext &context);
LookupContext(Symbol *symbol,
Document::Ptr thisDocument,
const LookupContext &context);
bool isValid() const;
operator bool() const;
Control *control() const;
Symbol *symbol() const;
Document::Ptr expressionDocument() const;
Document::Ptr thisDocument() const;
Document::Ptr document(const QString &fileName) const;
QList<Symbol *> resolve(Name *name) const
{ return resolve(name, visibleScopes()); }
QList<Symbol *> resolveNamespace(Name *name) const
{ return resolveNamespace(name, visibleScopes()); }
QList<Symbol *> resolveClass(Name *name) const
{ return resolveClass(name, visibleScopes()); }
QList<Symbol *> resolveClassOrNamespace(Name *name) const
{ return resolveClassOrNamespace(name, visibleScopes()); }
Snapshot snapshot() const
{ return _documents; }
enum ResolveMode {
ResolveSymbol = 0x01,
ResolveClass = 0x02,
ResolveNamespace = 0x04,
ResolveClassOrNamespace = ResolveClass | ResolveNamespace,
ResolveAll = ResolveSymbol | ResolveClassOrNamespace
};
Identifier *identifier(Name *name) const;
QList<Symbol *> resolve(Name *name, const QList<Scope *> &visibleScopes,
ResolveMode mode = ResolveAll) const;
QList<Symbol *> resolveNamespace(Name *name, const QList<Scope *> &visibleScopes) const
{ return resolve(name, visibleScopes, ResolveNamespace); }
QList<Symbol *> resolveClass(Name *name, const QList<Scope *> &visibleScopes) const
{ return resolve(name, visibleScopes, ResolveClass); }
QList<Symbol *> resolveClassOrNamespace(Name *name, const QList<Scope *> &visibleScopes) const
{ return resolve(name, visibleScopes, ResolveClassOrNamespace); }
QList<Scope *> visibleScopes() const
{ return _visibleScopes; }
QList<Scope *> visibleScopes(const QPair<FullySpecifiedType, Symbol *> &result) const;
QList<Scope *> expand(const QList<Scope *> &scopes) const;
void expand(const QList<Scope *> &scopes, QList<Scope *> *expandedScopes) const;
void expand(Scope *scope, const QList<Scope *> &visibleScopes,
QList<Scope *> *expandedScopes) const;
void expandNamespace(Scope *scope,
const QList<Scope *> &visibleScopes,
QList<Scope *> *expandedScopes) const;
void expandClass(Scope *scope,
const QList<Scope *> &visibleScopes,
QList<Scope *> *expandedScopes) const;
void expandBlock(Scope *scope,
const QList<Scope *> &visibleScopes,
QList<Scope *> *expandedScopes) const;
void expandFunction(Scope *scope,
const QList<Scope *> &visibleScopes,
QList<Scope *> *expandedScopes) const;
private:
QList<Scope *> buildVisibleScopes();
static bool isNameCompatibleWithIdentifier(Name *name, Identifier *id);
private:
Control *_control;
// The current symbol.
Symbol *_symbol;
// The current expression.
Document::Ptr _expressionDocument;
// The current document.
Document::Ptr _thisDocument;
// All documents.
Snapshot _documents;
// Visible scopes.
QList<Scope *> _visibleScopes;
};
} // end of namespace CPlusPlus
#endif // CPLUSPLUS_LOOKUPCONTEXT_H