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#ifndef ABSTRACTPROMOTIONINTERFACE_H
#define ABSTRACTPROMOTIONINTERFACE_H

#include <QtDesigner/sdk_global.h>

#include <QtCore/QPair>
#include <QtCore/QList>
#include <QtCore/QSet>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

class QDesignerWidgetDataBaseItemInterface;

class QDESIGNER_SDK_EXPORT QDesignerPromotionInterface
{
public:
    virtual ~QDesignerPromotionInterface();

    struct PromotedClass {
        QDesignerWidgetDataBaseItemInterface *baseItem;
        QDesignerWidgetDataBaseItemInterface *promotedItem;
    };

    typedef QList<PromotedClass> PromotedClasses;

    virtual PromotedClasses promotedClasses() const = 0;

    virtual QSet<QString> referencedPromotedClassNames()  const = 0;

    virtual bool addPromotedClass(const QString &baseClass,
                                  const QString &className,
                                  const QString &includeFile,
                                  QString *errorMessage) = 0;

    virtual bool removePromotedClass(const QString &className, QString *errorMessage) = 0;

    virtual bool changePromotedClassName(const QString &oldClassName, const QString &newClassName, QString *errorMessage) = 0;

    virtual bool setPromotedClassIncludeFile(const QString &className, const QString &includeFile, QString *errorMessage) = 0;

    virtual QList<QDesignerWidgetDataBaseItemInterface *> promotionBaseClasses() const = 0;
};

QT_END_NAMESPACE

QT_END_HEADER

#endif // ABSTRACTPROMOTIONINTERFACE_H
