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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the Qt Build Suite.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** 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.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#ifndef QBS_EVALUATOR_H
#define QBS_EVALUATOR_H
#include "forward_decls.h"
#include "itemobserver.h"
#include <language/scriptengine.h>
#include <QHash>
#include <QScriptValue>
namespace qbs {
namespace Internal {
class FileTags;
class EvaluatorScriptClass;
class Evaluator : private ItemObserver
{
friend class SVConverter;
public:
Evaluator(ScriptEngine *scriptEngine, const Logger &logger);
virtual ~Evaluator();
ScriptEngine *engine() const;
QScriptValue property(const Item *item, const QString &name);
QScriptValue property(const Item *item, const QStringList &nameParts);
bool boolValue(const Item *item, const QString &name, bool defaultValue = false,
bool *propertyWasSet = 0);
FileTags fileTagsValue(const Item *item, const QString &name, bool *propertySet = 0);
QString stringValue(const Item *item, const QString &name,
const QString &defaultValue = QString(), bool *propertyWasSet = 0);
QStringList stringListValue(const Item *item, const QString &name, bool *propertyWasSet = 0);
QScriptValue scriptValue(const Item *item);
QScriptValue fileScope(const FileContextConstPtr &file);
private:
void onItemPropertyChanged(Item *item);
void onItemDestroyed(Item *item);
void handleEvaluationError(const Item *item, const QString &name,
const QScriptValue &scriptValue);
ScriptEngine *m_scriptEngine;
EvaluatorScriptClass *m_scriptClass;
mutable QHash<const Item *, QScriptValue> m_scriptValueMap;
mutable QHash<FileContextConstPtr, QScriptValue> m_fileScopeMap;
};
inline ScriptEngine *Evaluator::engine() const
{
return m_scriptEngine;
}
} // namespace Internal
} // namespace qbs
#endif // QBS_EVALUATOR_H
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