/****************************************************************************+
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**+
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** Copyright (C) 2001-2004 Roberto Raggi+
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).+
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** All rights reserved.+
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** Contact: Nokia Corporation (qt-info@nokia.com)+
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**+
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** This file is part of the qt3to4 porting application of the Qt Toolkit.+
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**+
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** $QT_BEGIN_LICENSE:LGPL$+
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** No Commercial Usage+
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** This file contains pre-release code and may not be distributed.+
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** You may use this file in accordance with the terms and conditions+
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** contained in the Technology Preview License Agreement accompanying+
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** this package.+
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**+
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** GNU Lesser General Public License Usage+
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** Alternatively, this file may be used under the terms of the GNU Lesser+
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** General Public License version 2.1 as published by the Free Software+
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** Foundation and appearing in the file LICENSE.LGPL included in the+
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** packaging of this file.  Please review the following information to+
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** ensure the GNU Lesser General Public License version 2.1 requirements+
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.+
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**+
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** In addition, as a special exception, Nokia gives you certain additional+
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** rights.  These rights are described in the Nokia Qt LGPL Exception+
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.+
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**+
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** If you have questions regarding the use of this file, please contact+
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** Nokia at qt-info@nokia.com.+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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**+
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** $QT_END_LICENSE$+
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**+
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****************************************************************************/+
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+
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#ifndef SEMANTIC_H+
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#define SEMANTIC_H+
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+
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#include "treewalker.h"+
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#include "codemodel.h"+
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#include "tokenstreamadapter.h"+
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+
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#include <QObject>+
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#include <QStack>+
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#include <QList>+
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#include <QByteArray>+
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+
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QT_BEGIN_NAMESPACE+
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+
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class Semantic: public QObject, public TreeWalker+
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{+
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Q_OBJECT+
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public:+
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    Semantic(CodeModel::NamespaceScope *globalScope,+
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             TokenStreamAdapter::TokenStream *tokenStream,+
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             TypedPool<CodeModel::Item> *storage);+
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+
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    void parseAST(TranslationUnitAST *node);+
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signals:+
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    void error(const QByteArray &message);+
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    void warning(const QByteArray &message);+
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protected:+
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    virtual void parseNamespace(NamespaceAST *);+
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    virtual void parseClassSpecifier(ClassSpecifierAST *);+
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    virtual void parseElaboratedTypeSpecifier(ElaboratedTypeSpecifierAST *node);+
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    virtual void parseSimpleDeclaration(SimpleDeclarationAST *);+
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    virtual void parseDeclaration(AST *funSpec, AST *storageSpec, TypeSpecifierAST *typeSpec, InitDeclaratorAST *decl);+
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    virtual void parseFunctionDeclaration(AST *funSpec, AST *storageSpec, TypeSpecifierAST *typeSpec, InitDeclaratorAST *decl);+
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    virtual void parseFunctionArguments(const DeclaratorAST *declarator, CodeModel::FunctionMember *method);+
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    virtual void parseFunctionDefinition(FunctionDefinitionAST *);+
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    virtual void parseStatementList(StatementListAST *);+
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    virtual void parseBaseClause(BaseClauseAST *baseClause, CodeModel::ClassScope * klass);+
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    virtual void parseLinkageSpecification(LinkageSpecificationAST *);+
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    virtual void parseUsing(UsingAST *);+
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    virtual void parseUsingDirective(UsingDirectiveAST *);+
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    virtual void parseExpression(AbstractExpressionAST*);+
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    virtual void parseExpressionStatement(ExpressionStatementAST *node);+
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    virtual void parseClassMemberAccess(ClassMemberAccessAST *node);+
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    virtual void parseNameUse(NameAST*);+
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    virtual void parseEnumSpecifier(EnumSpecifierAST *);+
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    virtual void parseTypedef(TypedefAST *);+
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    virtual void parseTypeSpecifier(TypeSpecifierAST *);+
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+
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    QList<CodeModel::Member *> nameLookup(CodeModel::Scope *baseScope, const NameAST* name);+
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    QList<CodeModel::Member *> unqualifiedNameLookup(CodeModel::Scope *baseScope, const NameAST* name);+
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    QList<CodeModel::Member *> qualifiedNameLookup(CodeModel::Scope *baseScope, const NameAST* name);+
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    QList<CodeModel::Member *> lookupNameInScope(CodeModel::Scope *scope, const NameAST* name);+
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+
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    CodeModel::TypeMember *typeLookup(CodeModel::Scope *baseScope, const NameAST* name);+
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    CodeModel::FunctionMember *functionLookup(CodeModel::Scope *baseScope,  const DeclaratorAST *functionDeclarator);+
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    CodeModel::Scope *scopeLookup(CodeModel::Scope *baseScope, const NameAST* name);+
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    CodeModel::FunctionMember *selectFunction(QList<CodeModel::Member*> candidatateList, const DeclaratorAST *functionDeclarator);+
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+
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    QByteArray typeOfDeclaration(TypeSpecifierAST *typeSpec, DeclaratorAST *declarator);+
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    QList<QByteArray> scopeOfName(NameAST *id, const QList<QByteArray> &scope);+
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    QList<QByteArray> scopeOfDeclarator(DeclaratorAST *d, const QList<QByteArray> &scope);+
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    QByteArray declaratorToString(DeclaratorAST* declarator, const QByteArray& scope = QByteArray(), bool skipPtrOp = false);+
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    QByteArray typeSpecToString(TypeSpecifierAST* typeSpec);+
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+
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    QByteArray textOf(const AST *node) const;+
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    void createNameUse(CodeModel::Member *member, NameAST *name);+
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    void addNameUse(AST *node, CodeModel::NameUse *nameUse);+
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    CodeModel::NameUse *findNameUse(AST *node);+
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    TokenEngine::TokenRef tokenRefFromAST(AST *node);+
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private:+
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    TokenStreamAdapter::TokenStream *m_tokenStream;+
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    TypedPool<CodeModel::Item> *m_storage;+
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    CodeModel::Member::Access m_currentAccess;+
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    bool m_inSlots;+
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    bool m_inSignals;+
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    bool m_inStorageSpec;+
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    bool m_inTypedef;+
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+
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    QMap<int, CodeModel::NameUse *> m_nameUses;+
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    QStack<CodeModel::Scope *> currentScope;+
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    CodeModel::TypeMember *m_sharedUnknownMember;+
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private:+
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    Semantic(const Semantic &source);+
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    void operator = (const Semantic &source);+
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};+
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+
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QT_END_NAMESPACE+
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+
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#endif // SEMANTIC_H+
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