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** Copyright (C) 1992-2005 Trolltech AS. All rights reserved.
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** This file is part of the porting application of the Qt Toolkit.
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** LICENSE.QPL included in the packaging of this file.
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** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file.
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**   information about Qt Commercial License Agreements.
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#ifndef TRANSLATIONUNIT_H
#define TRANSLATIONUNIT_H

#include <QSharedData>
#include "tokenengine.h"
#include "tokenstreamadapter.h"
#include "ast.h"
#include "codemodel.h"
#include "smallobject.h"
#include "cpplexer.h"
#include "parser.h"
#include "semantic.h"


class TranslationUnitData : public QSharedData
{
public:
    TranslationUnitData(const TokenEngine::TokenSectionSequence &t)
    :tokens(t), syntaxTree(0), globalScope(0), tokenStream(0) {};
    ~TranslationUnitData();
    TokenEngine::TokenSectionSequence tokens;
    const TranslationUnitAST *syntaxTree;
    const CodeModel::NamespaceScope *globalScope;
    const TokenStreamAdapter::TokenStream *tokenStream;
    pool memoryPool;
    TypedPool<CodeModel::Item> codeModelMemoryPool;
};

class TranslationUnit
{
public:
    TranslationUnit();
    TranslationUnit(const TokenEngine::TokenSectionSequence &tokens);
    TokenEngine::TokenSectionSequence tokens() const;
    const TokenStreamAdapter::TokenStream *tokenStream() const;
    const TranslationUnitAST *syntaxTree() const;
    const CodeModel::NamespaceScope *codeModel() const;
    pool *memoryPool();
    TypedPool<CodeModel::Item> *codeModelMemoryPool();
private:
    friend class TranslationUnitAnalyzer;
    void setTokenStream(const TokenStreamAdapter::TokenStream *tokenStream);
    void setSyntaxTree(const TranslationUnitAST *syntaxTree);
    void setCodeModel(const CodeModel::NamespaceScope *globalScope);
    QExplicitlySharedDataPointer<TranslationUnitData> d;
};

class TranslationUnitAnalyzer
{
public:
    TranslationUnit analyze
            (const TokenEngine::TokenSectionSequence &translationUnitTokens);
private:
    CppLexer lexer;
    Parser parser;
    Semantic semantic;
};

#endif
