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Diffstat (limited to 'src/xmlpatterns/schema/qxsdattributeuse_p.h')
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diff --git a/src/xmlpatterns/schema/qxsdattributeuse_p.h b/src/xmlpatterns/schema/qxsdattributeuse_p.h new file mode 100644 index 0000000..bf2eac5 --- /dev/null +++ b/src/xmlpatterns/schema/qxsdattributeuse_p.h @@ -0,0 +1,224 @@ +/**************************************************************************** +** +** Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies). +** Contact: Qt Software Information (qt-info@nokia.com) +** +** This file is part of the QtXmlPatterns of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** No Commercial Usage +** This file contains pre-release code and may not be distributed. +** You may use this file in accordance with the terms and conditions +** contained in the either Technology Preview License Agreement or the +** Beta Release License Agreement. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 2.1 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 2.1 requirements +** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. +** +** In addition, as a special exception, Nokia gives you certain +** additional rights. These rights are described in the Nokia Qt LGPL +** Exception version 1.0, included in the file LGPL_EXCEPTION.txt in this +** package. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 3.0 as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL included in the +** packaging of this file. Please review the following information to +** ensure the GNU General Public License version 3.0 requirements will be +** met: http://www.gnu.org/copyleft/gpl.html. +** +** If you are unsure which license is appropriate for your use, please +** contact the sales department at qt-sales@nokia.com. +** $QT_END_LICENSE$ +** +****************************************************************************/ + +// +// 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_XsdAttributeUse_H +#define Patternist_XsdAttributeUse_H + +#include "qxsdattribute_p.h" +#include "qxsdattributeterm_p.h" + +#include <QtCore/QList> + +QT_BEGIN_HEADER + +QT_BEGIN_NAMESPACE + +namespace QPatternist +{ + /** + * @short Represents a XSD attribute use object. + * + * This class represents the <em>attribute use</em> object of a XML schema as described + * <a href="http://www.w3.org/TR/xmlschema11-1/#cAttributeUse">here</a>. + * + * It contains information from a local attribute declaration (as child of <em>complexType</em> + * or <em>attributeGroup</em> object). + * + * All other occurrences of the <em>attribute</em> object are represented by the XsdAttribute class. + * + * @see <a href="http://www.w3.org/Submission/2004/SUBM-xmlschema-api-20040309/xml-schema-api.html#Interface-XSAttributeUse">XML Schema API reference</a> + * @ingroup Patternist_schema + * @author Tobias Koenig <tobias.koenig@trolltech.com> + */ + class XsdAttributeUse : public XsdAttributeTerm + { + public: + typedef QExplicitlySharedDataPointer<XsdAttributeUse> Ptr; + typedef QList<XsdAttributeUse::Ptr> List; + + /** + * Describes the value constraint of an attribute use. + * + * @see <a href="http://www.w3.org/TR/xmlschema11-1/#vc_au">Value Constraint Definition</a> + */ + class ValueConstraint : public QSharedData + { + public: + typedef QExplicitlySharedDataPointer<ValueConstraint> Ptr; + + /** + * Describes the <a href="http://www.w3.org/TR/xmlschema11-1/#au-value_constraint">value constraint</a> of an attribute use. + */ + enum Variety + { + Default, ///< The attribute use has a default value set. + Fixed ///< The attribute use has a fixed value set. + }; + + /** + * Sets the @p variety of the attribute use value constraint. + */ + void setVariety(Variety variety); + + /** + * Returns the variety of the attribute use value constraint. + */ + Variety variety() const; + + /** + * Sets the @p value of the constraint. + */ + void setValue(const QString &value); + + /** + * Returns the value of the constraint. + */ + QString value() const; + + /** + * Sets the lexical @p form of the constraint. + */ + void setLexicalForm(const QString &form); + + /** + * Returns the lexical form of the constraint. + */ + QString lexicalForm() const; + + /** + * Creates a new value constraint from a XsdAttribute::ValueConstraint. + */ + static ValueConstraint::Ptr fromAttributeValueConstraint(const XsdAttribute::ValueConstraint::Ptr &constraint); + + private: + Variety m_variety; + QString m_value; + QString m_lexicalForm; + }; + + /** + * Describes the use type of the attribute use. + */ + enum UseType + { + OptionalUse, ///< The attribute can be there but doesn't need to. + RequiredUse, ///< The attribute must be there. + ProhibitedUse ///< The attribute is not allowed to be there. + }; + + /** + * Creates a new attribute use object. + */ + XsdAttributeUse(); + + /** + * Always returns true, used to avoid dynamic casts. + */ + virtual bool isAttributeUse() const; + + /** + * Sets the use @p type of the attribute use. + * + * @see UseType + */ + void setUseType(UseType type); + + /** + * Returns the use type of the attribute use. + */ + UseType useType() const; + + /** + * Returns whether the attribute use is required. + * + * @see <a href="http://www.w3.org/TR/xmlschema11-1/#au-required">Required Definition</a> + */ + bool isRequired() const; + + /** + * Sets the @p attribute the attribute use is referring to. + * That is either a local definition as child of a complexType + * or attributeGroup object, or a reference defined by the + * 'ref' attribute. + * + * @see <a href="http://www.w3.org/TR/xmlschema11-1/#au-attribute_declaration">Attribute Declaration</a> + */ + void setAttribute(const XsdAttribute::Ptr &attribute); + + /** + * Returns the attribute the attribute use is referring to. + */ + XsdAttribute::Ptr attribute() const; + + /** + * Sets the value @p constraint of the attribute use. + * + * @see http://www.w3.org/TR/xmlschema11-1/#vc_au + */ + void setValueConstraint(const ValueConstraint::Ptr &constraint); + + /** + * Returns the value constraint of the attribute use. + */ + ValueConstraint::Ptr valueConstraint() const; + + private: + UseType m_useType; + XsdAttribute::Ptr m_attribute; + ValueConstraint::Ptr m_valueConstraint; + }; +} + +QT_END_NAMESPACE + +QT_END_HEADER + +#endif |