Mac-4.7.4/src/xmlpatterns/type/qanytype_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_AnyType_H
#define Patternist_AnyType_H

#include "qschematype_p.h"

QT_BEGIN_HEADER

QT_BEGIN_NAMESPACE

namespace QPatternist
{
    class AtomicType;

    /**
     * @short Represents the @c xs:anyType item type.
     *
     * @ingroup Patternist_types
     * @author Frans Englich <frans.englich@nokia.com>
     */
    class AnyType : public SchemaType
    {
    public:

        typedef QExplicitlySharedDataPointer<AnyType> Ptr;
        friend class BuiltinTypes;

        virtual ~AnyType();

        virtual QXmlName name(const NamePool::Ptr &np) const;

        /**
         * @returns always "xs:anyType"
         */
        virtual QString displayName(const NamePool::Ptr &np) const;

        /**
         * @returns always @c false
         */
        virtual bool isAbstract() const;

        /**
         * @returns @c null, since <tt>xs:anyType</tt> has no base type, it is the ur-type.
         *
         * @returns always @c null
         */
        virtual SchemaType::Ptr wxsSuperType() const;

        /**
         * @returns @c true only if @p other is xsAnyType.
         */
        virtual bool wxsTypeMatches(const SchemaType::Ptr &other) const;

        /**
         * <tt>xs:anyType</tt> is the "ur-type" and special. Therefore, this function
         * returns SchemaType::None.
         *
         * @returns SchemaType::None
         */
        virtual TypeCategory category() const;

        /**
         * @returns always NoDerivation.
         */
        virtual DerivationMethod derivationMethod() const;

        /**
         * @returns an empty set of derivation constraint flags.
         */
        virtual DerivationConstraints derivationConstraints() const;

        /**
         * Always returns @c true.
         */
        virtual bool isComplexType() const;

    protected:
        /**
         * @short This constructor is protected, because this
         * class must be sub-classed.
         */
        inline AnyType()
        {
        }
    };
}

QT_END_NAMESPACE

QT_END_HEADER

#endif