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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** Commercial Usage
**
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
**
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** If you are unsure which license is appropriate for your use, please
** contact the sales department at http://qt.nokia.com/contact.
**
**************************************************************************/
#ifndef CPPBINDINGS_H
#define CPPBINDINGS_H
#include "CppDocument.h"
#include <QtCore/QList>
#include <QtCore/QSharedPointer>
#include <QtCore/QString>
#include <QtCore/QByteArray>
namespace CPlusPlus {
class Location;
class Binding;
class NamespaceBinding;
class ClassBinding;
typedef QSharedPointer<Binding> BindingPtr;
typedef QSharedPointer<ClassBinding> ClassBindingPtr;
typedef QSharedPointer<NamespaceBinding> NamespaceBindingPtr;
class CPLUSPLUS_EXPORT Location
{
public:
Location();
Location(Symbol *symbol);
Location(StringLiteral *fileId, unsigned sourceLocation);
inline bool isValid() const
{ return _fileId != 0; }
inline operator bool() const
{ return _fileId != 0; }
inline StringLiteral *fileId() const
{ return _fileId; }
inline unsigned sourceLocation() const
{ return _sourceLocation; }
private:
StringLiteral *_fileId;
unsigned _sourceLocation;
};
class CPLUSPLUS_EXPORT Binding
{
Q_DISABLE_COPY(Binding)
public:
Binding() {}
virtual ~Binding() {}
virtual QByteArray qualifiedId() const = 0;
virtual NamespaceBinding *asNamespaceBinding() { return 0; }
virtual ClassBinding *asClassBinding() { return 0; }
virtual ClassBinding *findClassBinding(Name *name, QSet<Binding *> *processed) = 0;
virtual Binding *findClassOrNamespaceBinding(Identifier *id, QSet<Binding *> *processed) = 0;
};
class CPLUSPLUS_EXPORT NamespaceBinding: public Binding
{
public:
/// Constructs a binding with the given parent.
NamespaceBinding(NamespaceBinding *parent = 0);
/// Destroys the binding.
virtual ~NamespaceBinding();
/// Returns this binding's name.
NameId *name() const;
/// Returns this binding's identifier.
Identifier *identifier() const;
/// Returns the binding for the global namespace (aka ::).
NamespaceBinding *globalNamespaceBinding();
/// Returns the binding for the given namespace symbol.
NamespaceBinding *findNamespaceBinding(Name *name);
/// Returns the binding associated with the given symbol.
NamespaceBinding *findOrCreateNamespaceBinding(Namespace *symbol);
NamespaceBinding *resolveNamespace(const Location &loc,
Name *name,
bool lookAtParent = true);
virtual ClassBinding *findClassBinding(Name *name, QSet<Binding *> *processed);
virtual Binding *findClassOrNamespaceBinding(Identifier *id, QSet<Binding *> *processed);
/// Helpers.
virtual QByteArray qualifiedId() const;
void dump();
virtual NamespaceBinding *asNamespaceBinding() { return this; }
static NamespaceBinding *find(Namespace *symbol, NamespaceBinding *binding);
static ClassBinding *find(Class *symbol, NamespaceBinding *binding);
private:
NamespaceBinding *findNamespaceBindingForNameId(NameId *name,
bool lookAtParentNamespace);
NamespaceBinding *findNamespaceBindingForNameId_helper(NameId *name,
bool lookAtParentNamespace,
QSet<NamespaceBinding *> *processed);
public: // attributes
/// This binding's parent.
NamespaceBinding *parent;
/// Binding for anonymous namespace symbols.
NamespaceBinding *anonymousNamespaceBinding;
/// This binding's connections.
QList<NamespaceBinding *> children;
/// This binding's list of using namespaces.
QList<NamespaceBinding *> usings;
/// This binding's namespace symbols.
QList<Namespace *> symbols;
QList<ClassBinding *> classBindings;
};
class CPLUSPLUS_EXPORT ClassBinding: public Binding
{
public:
ClassBinding(NamespaceBinding *parent);
ClassBinding(ClassBinding *parentClass);
virtual ~ClassBinding();
virtual ClassBinding *asClassBinding() { return this; }
/// Returns this binding's name.
Name *name() const;
/// Returns this binding's identifier.
Identifier *identifier() const;
virtual QByteArray qualifiedId() const;
virtual ClassBinding *findClassBinding(Name *name, QSet<Binding *> *processed);
virtual Binding *findClassOrNamespaceBinding(Identifier *id, QSet<Binding *> *processed);
void dump();
public: // attributes
Binding *parent;
QList<ClassBinding *> children;
/// This binding's class symbols.
QList<Class *> symbols;
/// Bindings for the base classes.
QList<ClassBinding *> baseClassBindings;
};
CPLUSPLUS_EXPORT NamespaceBindingPtr bind(Document::Ptr doc, Snapshot snapshot);
} // end of namespace CPlusPlus
#endif // CPPBINDINGS_H
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