qfocus_p.h

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//
//  W A R N I N G
//  -------------
//
// This file is not part of the Qt API.  It exists purely as an
// implementation detail.  This header file may change from version to
// version without notice, or even be removed.
//
// We mean it.

#ifndef Patternist_Focus_H
#define Patternist_Focus_H

#include "qdelegatingdynamiccontext_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist
{
    class Focus : public DelegatingDynamicContext
    {
    public:
        Focus(const DynamicContext::Ptr &prevContext);

        virtual xsInteger contextPosition() const;
        virtual Item contextItem() const;
        virtual xsInteger contextSize();

        virtual void setFocusIterator(const Item::Iterator::Ptr &it);
        virtual Item::Iterator::Ptr focusIterator() const;

        virtual Item currentItem() const;

    private:
        Item::Iterator::Ptr m_focusIterator;
        xsInteger           m_contextSizeCached;
    };
}

QT_END_NAMESPACE

QT_END_HEADER

#endif