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

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#ifndef VARIABLEMANAGER_H
#define VARIABLEMANAGER_H

#include "core_global.h"

#include <QObject>
#include <QString>

QT_FORWARD_DECLARE_CLASS(QFileInfo)

namespace Utils {
class AbstractMacroExpander;
}

namespace Core {

namespace Internal { class MainWindow; }

class CORE_EXPORT VariableManager : public QObject
{
    Q_OBJECT

public:
    static VariableManager *instance();

    static void insert(const QByteArray &variable, const QString &value);
    static bool remove(const QByteArray &variable);
    static QString value(const QByteArray &variable, bool *found = 0);

    static QString expandedString(const QString &stringWithVariables);
    static Utils::AbstractMacroExpander *macroExpander();

    static void registerVariable(const QByteArray &variable,
                          const QString &description);

    static void registerFileVariables(const QByteArray &prefix,
                              const QString &heading);
    static bool isFileVariable(const QByteArray &variable, const QByteArray &prefix);
    static QString fileVariableValue(const QByteArray &variable, const QByteArray &prefix,
                              const QString &fileName);
    static QString fileVariableValue(const QByteArray &variable, const QByteArray &prefix,
                              const QFileInfo &fileInfo);

    static QList<QByteArray> variables();
    static QString variableDescription(const QByteArray &variable);

signals:
    void variableUpdateRequested(const QByteArray &variable);

private:
    VariableManager();
    ~VariableManager();

    friend class Core::Internal::MainWindow;
};

} // namespace Core

#endif // VARIABLEMANAGER_H