qmljsbind.h 3.37 KB
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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 QMLBIND_H
#define QMLBIND_H

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#include <qmljs/parser/qmljsastvisitor_p.h>
#include <qmljs/qmljsdocument.h>
#include <qmljs/qmljsinterpreter.h>
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#include <QtCore/QHash>

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namespace QmlJS {

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class LinkImports;
class Link;

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class QMLJS_EXPORT Bind: protected AST::Visitor
{
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protected:
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    Bind(Document::Ptr doc, Interpreter::Engine *interp);
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public:
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    virtual ~Bind();

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    // ### TODO: This methods should go. Bind each document after parsing, link later.
    static Interpreter::ObjectValue *scopeChainAt(Document::Ptr currentDocument,
                                                  const Snapshot &snapshot,
                                                  Interpreter::Engine *interp,
                                                  AST::UiObjectMember *currentObject);
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protected:
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Roberto Raggi committed
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    using AST::Visitor::visit;

    QString toString(AST::UiQualifiedId *qualifiedId, QChar delimiter = QChar('.'));

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    void accept(AST::Node *node);

    // Ui
    virtual bool visit(AST::UiImport *ast);
    virtual bool visit(AST::UiPublicMember *ast);
    virtual bool visit(AST::UiObjectDefinition *ast);
    virtual bool visit(AST::UiObjectBinding *ast);
    virtual bool visit(AST::UiScriptBinding *ast);
    virtual bool visit(AST::UiArrayBinding *ast);
    virtual bool visit(AST::FunctionDeclaration *ast);

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protected:
    Interpreter::ObjectValue *switchObjectValue(Interpreter::ObjectValue *newObjectValue);
    const Interpreter::ObjectValue *lookupType(AST::UiQualifiedId *qualifiedTypeNameId);
    Interpreter::ObjectValue *bindObject(AST::UiQualifiedId *qualifiedTypeNameId, AST::UiObjectInitializer *initializer);

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private:
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    Document::Ptr _doc;
    Interpreter::Engine *_interp;

    Interpreter::ObjectValue *_currentObjectValue;
    Interpreter::ObjectValue *_typeEnvironment;
    Interpreter::ObjectValue *_idEnvironment;
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    Interpreter::ObjectValue *_functionEnvironment;
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    Interpreter::ObjectValue *_rootObjectValue;
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    QHash<AST::UiObjectDefinition *, Interpreter::ObjectValue *> _qmlObjectDefinitions;
    QHash<AST::UiObjectBinding *, Interpreter::ObjectValue *> _qmlObjectBindings;

    friend class LinkImports;
    friend class Link;
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};

} // end of namespace Qml

#endif // QMLBIND_H