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46 // This file is not part of the Qt API. It exists purely as an
47 // implementation detail. This header file may change from version to
48 // version without notice, or even be removed.
52 #ifndef Patternist_XsdElement_H
53 #define Patternist_XsdElement_H
55 #include <private/qschemacomponent_p.h>
56 #include <private/qschematype_p.h>
57 #include <private/qxsdalternative_p.h>
58 #include <private/qxsdidentityconstraint_p.h>
59 #include <private/qxsdcomplextype_p.h>
61 #include <QtCore/QList>
62 #include <QtCore/QSet>
71 * @short Represents a XSD element object.
73 * This class represents the <em>element</em> object of a XML schema as described
74 * <a href="http://www.w3.org/TR/xmlschema11-1/#cElement_Declarations">here</a>.
76 * It contains information from either a top-level element declaration (as child of a <em>schema</em> object)
77 * or a local element declaration (as descendant of an <em>complexType</em> object).
79 * @see <a href="http://www.w3.org/Submission/2004/SUBM-xmlschema-api-20040309/xml-schema-api.html#Interface-XSElementDecl">XML Schema API reference</a>
80 * @ingroup Patternist_schema
81 * @author Tobias Koenig <tobias.koenig@nokia.com>
83 class XsdElement : public XsdTerm
86 typedef QExplicitlySharedDataPointer<XsdElement> Ptr;
87 typedef QList<XsdElement::Ptr> List;
91 * Describes the <a href="http://www.w3.org/TR/xmlschema11-1/#ed-value_constraint">constraint type</a> of the element.
95 NoneConstraint, ///< The value of the element has no constraints.
96 DefaultConstraint, ///< The element has a default value set.
97 FixedConstraint ///< The element has a fixed value set.
101 * Describes the scope of an element.
103 * @see <a href="http://www.w3.org/TR/xmlschema11-1/#sc_e">Scope Definition</a>
105 class Scope : public QSharedData
108 typedef QExplicitlySharedDataPointer<Scope> Ptr;
111 * Describes the <a href="http://www.w3.org/TR/xmlschema11-1/#ad-scope">scope</a> of an attribute.
115 Global, ///< The element is defined globally as child of the <em>schema</em> object.
116 Local ///< The element is defined locally as child of a complex type or model group definition.
120 * Sets the @p variety of the element scope.
122 void setVariety(Variety variety);
125 * Returns the variety of the element scope.
127 Variety variety() const;
130 * Sets the @p parent complex type or model group definition of the element scope.
132 void setParent(const NamedSchemaComponent::Ptr &parent);
135 * Returns the parent complex type or model group definition of the element scope.
137 NamedSchemaComponent::Ptr parent() const;
141 NamedSchemaComponent::Ptr m_parent;
145 * Describes a type table of an element.
147 * @see <a href="http://www.w3.org/TR/xmlschema11-1/#tt">Type Table Definition</a>
149 class TypeTable : public QSharedData
152 typedef QExplicitlySharedDataPointer<TypeTable> Ptr;
155 * Adds an @p alternative to the type table.
157 void addAlternative(const XsdAlternative::Ptr &alternative);
160 * Returns the alternatives of the type table.
162 XsdAlternative::List alternatives() const;
165 * Sets the default @p type definition.
167 void setDefaultTypeDefinition(const XsdAlternative::Ptr &type);
170 * Returns the default type definition.
172 XsdAlternative::Ptr defaultTypeDefinition() const;
175 XsdAlternative::List m_alternatives;
176 XsdAlternative::Ptr m_defaultTypeDefinition;
181 * Describes the value constraint of an element.
183 * @see <a href="http://www.w3.org/TR/xmlschema11-1/#vc_e">Value Constraint Definition</a>
185 class ValueConstraint : public QSharedData
188 typedef QExplicitlySharedDataPointer<ValueConstraint> Ptr;
191 * Describes the <a href="http://www.w3.org/TR/xmlschema11-1/#ed-value_constraint">value constraint</a> of an element.
195 Default, ///< The element has a default value set.
196 Fixed ///< The element has a fixed value set.
200 * Sets the @p variety of the element value constraint.
202 void setVariety(Variety variety);
205 * Returns the variety of the element value constraint.
207 Variety variety() const;
210 * Sets the @p value of the constraint.
212 void setValue(const QString &value);
215 * Returns the value of the constraint.
217 QString value() const;
220 * Sets the lexical @p form of the constraint.
222 void setLexicalForm(const QString &form);
225 * Returns the lexical form of the constraint.
227 QString lexicalForm() const;
232 QString m_lexicalForm;
236 * Creates a new element object.
241 * Always returns @c true, used to avoid dynamic casts.
243 virtual bool isElement() const;
246 * Sets the @p type of the element.
248 * @see <a href="http://www.w3.org/TR/xmlschema11-1/#ed-type_definition">Type Definition</a>
250 void setType(const SchemaType::Ptr &type);
253 * Returns the type of the element.
255 SchemaType::Ptr type() const;
258 * Sets the @p scope of the element.
260 * @see <a href="http://www.w3.org/TR/xmlschema11-1/#ed-scope">Scope Definition</a>
262 void setScope(const Scope::Ptr &scope);
265 * Returns the scope of the element.
267 Scope::Ptr scope() const;
270 * Sets the value @p constraint of the element.
272 * @see <a href="http://www.w3.org/TR/xmlschema11-1/#ed-value_constraint">Value Constraint Definition</a>
274 void setValueConstraint(const ValueConstraint::Ptr &constraint);
277 * Returns the value constraint of the element.
279 ValueConstraint::Ptr valueConstraint() const;
282 * Sets the type table of the element.
284 * @see <a href="http://www.w3.org/TR/xmlschema11-1/#ed-type_table">Type Table Definition</a>
286 void setTypeTable(const TypeTable::Ptr &table);
289 * Returns the type table of the element.
291 TypeTable::Ptr typeTable() const;
294 * Sets whether the element is @p abstract.
296 * @see <a href="http://www.w3.org/TR/xmlschema11-1/#ed-abstract">Abstract Definition</a>
298 void setIsAbstract(bool abstract);
301 * Returns whether the element is abstract.
303 bool isAbstract() const;
306 * Sets whether the element is @p nillable.
308 * @see <a href="http://www.w3.org/TR/xmlschema11-1/#ed-nillable">Nillable Definition</a>
310 void setIsNillable(bool nillable);
313 * Returns whether the element is nillable.
315 bool isNillable() const;
318 * Sets the disallowed @p substitutions of the element.
320 * Only ExtensionConstraint, RestrictionConstraint and SubstitutionConstraint are allowed.
322 * @see <a href="http://www.w3.org/TR/xmlschema11-1/#ed-disallowed_substitutions">Disallowed Substitutions Definition</a>
324 void setDisallowedSubstitutions(const BlockingConstraints &substitutions);
327 * Returns the disallowed substitutions of the element.
329 BlockingConstraints disallowedSubstitutions() const;
332 * Sets the substitution group @p exclusions of the element.
334 * Only SchemaType::ExtensionConstraint and SchemaType::RestrictionConstraint are allowed.
336 * @see <a href="http://www.w3.org/TR/xmlschema11-1/#ed-substitution_group_exclusions">Substitution Group Exclusions Definition</a>
338 void setSubstitutionGroupExclusions(const SchemaType::DerivationConstraints &exclusions);
341 * Returns the substitution group exclusions of the element.
343 SchemaType::DerivationConstraints substitutionGroupExclusions() const;
346 * Sets the identity @p constraints of the element.
348 * @see <a href="http://www.w3.org/TR/xmlschema11-1/#ed-identity-constraint_definitions">Identity Constraint Definition</a>
350 void setIdentityConstraints(const XsdIdentityConstraint::List &constraints);
353 * Adds a new identity @p constraint to the element.
355 void addIdentityConstraint(const XsdIdentityConstraint::Ptr &constraint);
358 * Returns a list of all identity constraints of the element.
360 XsdIdentityConstraint::List identityConstraints() const;
363 * Sets the substitution group @p affiliations of the element.
365 * @see <a href="http://www.w3.org/TR/xmlschema11-1/#ed-substituion_group_affiliations">Substitution Group Affiliations</a>
367 void setSubstitutionGroupAffiliations(const XsdElement::List &affiliations);
370 * Returns the substitution group affiliations of the element.
372 XsdElement::List substitutionGroupAffiliations() const;
375 * Adds a substitution group to the element.
377 void addSubstitutionGroup(const XsdElement::Ptr &elements);
380 * Returns the substitution groups of the element.
382 XsdElement::List substitutionGroups() const;
385 SchemaType::Ptr m_type;
387 ValueConstraint::Ptr m_valueConstraint;
388 TypeTable::Ptr m_typeTable;
391 BlockingConstraints m_disallowedSubstitutions;
392 SchemaType::DerivationConstraints m_substitutionGroupExclusions;
393 XsdIdentityConstraint::List m_identityConstraints;
394 XsdElement::List m_substitutionGroupAffiliations;
395 QSet<XsdElement::Ptr> m_substitutionGroups;