qnamespacesupport_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_NamespaceSupport_H
#define Patternist_NamespaceSupport_H

#include "qnamepool_p.h"

#include <QtCore/QExplicitlySharedDataPointer>
#include <QtCore/QHash>
#include <QtCore/QSet>
#include <QtCore/QStack>
#include <QtCore/QXmlStreamNamespaceDeclarations>

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist
{
    class NamespaceSupport
    {
        public:
            enum NameType
            {
                AttributeName,  
                ElementName     
            };

            NamespaceSupport();

            NamespaceSupport(NamePool &namePool);

            void setPrefix(const QXmlName::PrefixCode prefixCode, const QXmlName::NamespaceCode namespaceCode);

            void setPrefixes(const QXmlStreamNamespaceDeclarations &declarations);

            void setTargetNamespace(const QXmlName::NamespaceCode code);

            QXmlName::PrefixCode prefix(const QXmlName::NamespaceCode code) const;

            QXmlName::NamespaceCode uri(const QXmlName::PrefixCode code) const;

            bool processName(const QString &qualifiedName, NameType type, QXmlName &name) const;

            void pushContext();

            void popContext();

            QList<QXmlName> namespaceBindings() const;

        private:
            typedef QHash<QXmlName::PrefixCode, QXmlName::NamespaceCode> NamespaceHash;

            NamePool              *m_namePool;
            QStack<NamespaceHash> m_nsStack;
            NamespaceHash         m_ns;
    };
}

QT_END_NAMESPACE

QT_END_HEADER

#endif