qt-creator/src/plugins/coreplugin/variablemanager.h

/**************************************************************************
**
** This file is part of Qt Creator
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** Copyright (c) 2011 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
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** GNU Lesser General Public License Usage
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** License version 2.1 as published by the Free Software Foundation and
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#ifndef VARIABLEMANAGER_H
#define VARIABLEMANAGER_H

#include "core_global.h"

#include <QtCore/QObject>
#include <QtCore/QString>

namespace Utils {
class AbstractMacroExpander;
}

namespace Core {

class VariableManagerPrivate;

class CORE_EXPORT VariableManager : public QObject
{
    Q_OBJECT

public:
    VariableManager();
    ~VariableManager();

    static VariableManager *instance();

    void insert(const QByteArray &variable, const QString &value);
    bool remove(const QByteArray &variable);
    QString value(const QByteArray &variable, bool *found = 0);
    QString value(const QByteArray &variable, const QString &defaultValue);
    Utils::AbstractMacroExpander *macroExpander();

    void registerVariable(const QByteArray &variable,
                          const QString &description);
    QList<QByteArray> variables() const;
    QString variableDescription(const QByteArray &variable) const;

signals:
    void variableUpdateRequested(const QByteArray &variable);

private:
    VariableManagerPrivate *d;
};

} // namespace Core

#endif // VARIABLEMANAGER_H