<?xml version="1.0"?>
<xsd:schema targetNamespace="http://www.w3.org/2001/02/xforms"
xmlns:xform="http://www.w3.org/2001/02/xforms"
xmlns="http://www.w3.org/2001/02/xforms"
xmlns:xsd="http://www.w3.org/2000/10/XMLSchema" elementFormDefault="qualified">
<!--
Import the schema for XMLSchema, to use the
<xsd:schema> element.
-->
<xsd:import namespace="http://www.w3.org/2000/10/XMLSchema"/>
<!--
Defines the schema for the XForm <model> element, and everything
contained in it. This includes the XForms defined data types, and XForms
specific properties whose values are dynamic, and may may change at
runtime. It also contains a definition of the XForms Simple Syntax
elements, which can be used as an alternative to XML syntax, for
defining the XForms model's elements.
-->
<!--
XForms structure element definitions.
-->
<!--
Definition of the xform container element.
-->
<xsd:element name="xform">
<xsd:complexType>
<xsd:choice maxOccurs="unbounded">
<xsd:element ref="model"/>
<xsd:element ref="instance"/>
<xsd:element ref="submit"/>
<xsd:element ref="bind"/>
</xsd:choice>
<xsd:attribute name="id" type="xsd:ID" use="optional"/>
</xsd:complexType>
</xsd:element>
<!--
Definition of top-level model element.
-->
<xsd:element name="model">
<xsd:complexType>
<xsd:choice>
<xsd:element ref="xsd:schema"/>
<xsd:element ref="simple"/>
<xsd:sequence>
<xsd:element ref="xsd:schema"/>
<xsd:element ref="simple"/>
</xsd:sequence>
</xsd:choice>
<xsd:attribute name="id" type="xsd:ID" use="optional"/>
<xsd:attribute name="name" type="xsd:NCName" use="optional"/>
<xsd:attribute name="href" type="xsd:uriReference" use="optional"/>
</xsd:complexType>
</xsd:element>
<!--
Definition of top-level instance element.
-->
<xsd:element name="instance">
<xsd:complexType>
<xsd:sequence>
<xsd:any namespace="##other" processContents="skip" maxOccurs="unbounded"/>
</xsd:sequence>
<xsd:attribute name="id" type="xsd:ID" use="optional"/>
<xsd:attribute name="model" type="xsd:IDREF" use="optional"/>
<xsd:attribute name="href" type="xsd:uriReference" use="optional"/>
</xsd:complexType>
</xsd:element>
<!--
Definition of submitExtension element.
Elements contained in SubmitExtension must be namespace qualified.
If the namespace is not understood and the mustUnderstand attribute is
set to true, then the contents of the Submit should not be used.
-->
<!-- -->
<xsd:element name="submitExtension">
<xsd:complexType>
<xsd:sequence>
<xsd:any namespace="##other" processContents="skip"/>
</xsd:sequence>
<xsd:attribute name="mustUnderstand" type="xsd:boolean" use="optional" value="true"/>
</xsd:complexType>
</xsd:element>
<!--
Definition of top-level submit element.
-->
<xsd:element name="submit">
<xsd:complexType>
<xsd:sequence>
<xsd:element ref="submitExtension" minOccurs="0" maxOccurs="unbounded"/>
<!-- allow zero or more submitExtension elements -->
</xsd:sequence>
<xsd:attribute name="id" type="xsd:ID" use="optional"/>
<xsd:attribute name="target" type="xsd:uriReference" use="required"/>
<xsd:attribute name="method" type="xsd:string" use="optional"/>
</xsd:complexType>
</xsd:element>
<!--
Definition of top-level bind element.
-->
<xsd:element name="bind">
<xsd:complexType>
<xsd:attribute name="id" type="xsd:ID" use="optional"/>
<xsd:attribute name="ref" type="xsd:string" use="optional"/>
</xsd:complexType>
</xsd:element>
<!--
Definition of XForms expression type.
Note: we need to replace this with a real XForm expression type,
if we can manage to define one that fits our expression language,
if there is a way to do that using XML Schema (may be possible
with the correct combination of string & patterns).
-->
<xsd:simpleType name="xfmExpr">
<xsd:restriction base="xsd:string"/>
</xsd:simpleType>
<!--
XForms types used in attribute group definitions.
Note: all of these are simple derivations from xfmExpr. we need to
change them to enforce the desired typed result, if there is a way
to do that using XML schema.
-->
<!--
Definition of stringExpr type, used for expressions that must
return a String value.
-->
<xsd:simpleType name="stringExpr">
<xsd:union memberTypes="xsd:string xfmExpr"/>
</xsd:simpleType>
<!--
Definition of boolExpr type, used for expressions that must
return a Boolean value.
-->
<xsd:simpleType name="boolExpr">
<xsd:union memberTypes="xsd:boolean xfmExpr"/>
</xsd:simpleType>
<!--
Definition of numberExpr type, used for expressions that must
return a Number value.
-->
<xsd:simpleType name="numberExpr">
<xsd:union memberTypes="xsd:decimal xfmExpr"/>
</xsd:simpleType>
<!--
Definition of positiveIntExpr type, used for expressions that must
return a positive integer value.
-->
<xsd:simpleType name="positiveIntExpr">
<xsd:union memberTypes="xsd:positiveInteger xfmExpr"/>
</xsd:simpleType>
<!--
Definition of dateExpr type, used for expressions that must
return a Date value.
-->
<xsd:simpleType name="dateExpr">
<xsd:union memberTypes="xsd:date xfmExpr"/>
</xsd:simpleType>
<!--
Definition of timeExpr type, used for expressions that must
return a Time value.
-->
<xsd:simpleType name="timeExpr">
<xsd:union memberTypes="xsd:time xfmExpr"/>
</xsd:simpleType>
<!--
Definition of durationExpr type, used for expressions that must
return a Duration value.
-->
<xsd:simpleType name="durationExpr">
<xsd:union memberTypes="xsd:timeDuration xfmExpr"/>
</xsd:simpleType>
<!--
Definition of schemeExpr type, used for expressions that must
return a list of zero or more scheme values.
Scheme is used to restrict the value space of
URIs to specific URI schemes.
-->
<xsd:simpleType name="schemeType">
<xsd:restriction base="xsd:string">
<xsd:pattern value="[a-z]+"/>
</xsd:restriction>
</xsd:simpleType>
<xsd:simpleType name="schemeExpr">
<xsd:union memberTypes="schemeType xfmExpr"/>
</xsd:simpleType>
<!--
Definition of uriExpr type, used for expressions that must
return a URI value.
-->
<xsd:simpleType name="uriExpr">
<xsd:union memberTypes="xsd:uriReference xfmExpr"/>
</xsd:simpleType>
<!--
Definition of mediaTypeExpr type, used for expressions that must
return a list of zero or more MediaType values. MediaType is
used to restrict the value space of Binary elements to one or
more MIME media Types.
-->
<xsd:simpleType name="mediaTypeType">
<xsd:restriction base="xsd:string">
<xsd:pattern value="[a-z]+/[a-z]+"/>
</xsd:restriction>
</xsd:simpleType>
<xsd:simpleType name="mediaTypeExpr">
<xsd:union memberTypes="mediaTypeType xfmExpr"/>
</xsd:simpleType>
<!--
Definition of binaryExpr type, used for expressions that must
return a Binary value.
-->
<xsd:simpleType name="binaryExpr">
<xsd:union memberTypes="xsd:binary xfmExpr"/>
</xsd:simpleType>
<!--
Definition of currencyType type, a type used for a single,
3-character currency code.
-->
<xsd:simpleType name="currencyType">
<xsd:restriction base="xsd:string">
<xsd:pattern value="[A-Z]{3}"/>
</xsd:restriction>
</xsd:simpleType>
<!--
Definition of currencyExpr type, used for expressions that must
return a list of zero or more 3-character currency codes.
-->
<xsd:simpleType name="currencyExpr">
<xsd:union memberTypes="currencyType xfmExpr"/>
</xsd:simpleType>
<!--
XForms Specific Properties attribute groups
-->
<xsd:attributeGroup name="XFSPcommonMinusEnum">
<xsd:attribute name="id" type="xsd:ID" use="optional"/>
<xsd:attribute name="required" type="boolExpr" use="default" value="false"/>
<xsd:attribute name="readOnly" type="boolExpr" use="default" value="false"/>
<xsd:attribute name="relevant" type="boolExpr" use="default" value="true"/>
<xsd:attribute name="validate" type="boolExpr" use="default" value="true"/>
</xsd:attributeGroup>
<xsd:attributeGroup name="XFSPcommon">
<xsd:attributeGroup ref="XFSPcommonMinusEnum"/>
<xsd:attribute name="enum" use="optional">
<xsd:simpleType>
<xsd:restriction base="xsd:NMTOKEN">
<xsd:enumeration value="open"/>
<xsd:enumeration value="closed"/>
</xsd:restriction>
</xsd:simpleType>
</xsd:attribute>
</xsd:attributeGroup>
<xsd:attributeGroup name="XFSPname">
<xsd:attribute name="name" type="xsd:NCName" use="required"/>
</xsd:attributeGroup>
<xsd:attributeGroup name="XFSPcommonMinusEnumSimple">
<xsd:attributeGroup ref="XFSPname"/>
<xsd:attributeGroup ref="XFSPcommonMinusEnum"/>
</xsd:attributeGroup>
<xsd:attributeGroup name="XFSPcommonSimple">
<xsd:attributeGroup ref="XFSPname"/>
<xsd:attributeGroup ref="XFSPcommon"/>
</xsd:attributeGroup>
<!--
Attribute group defining @calculate and @choices. choices is an
expression that returns a list of enumerated, properly typed
values at runtime. calculate returns a single value of the
correct type, at runtime.
-->
<xsd:attributeGroup name="XFSPcalcAndChoices">
<xsd:attribute name="calculate" type="xfmExpr" use="optional"/>
<xsd:attribute name="choices" type="xfmExpr" use="optional"/>
</xsd:attributeGroup>
<xsd:attributeGroup name="XFSPcalcAndChoicesString">
<xsd:attribute name="calculate" type="stringExpr" use="optional"/>
<xsd:attribute name="choices" type="stringExpr" use="optional"/>
</xsd:attributeGroup>
<xsd:attributeGroup name="XFSPcalcAndChoicesBoolean">
<xsd:attribute name="calculate" type="boolExpr" use="optional"/>
<xsd:attribute name="choices" type="boolExpr" use="optional"/>
</xsd:attributeGroup>
<xsd:attributeGroup name="XFSPcalcAndChoicesNumber">
<xsd:attribute name="calculate" type="numberExpr" use="optional"/>
<xsd:attribute name="choices" type="numberExpr" use="optional"/>
</xsd:attributeGroup>
<xsd:attributeGroup name="XFSPcalcAndChoicesDate">
<xsd:attribute name="calculate" type="dateExpr" use="optional"/>
<xsd:attribute name="choices" type="dateExpr" use="optional"/>
</xsd:attributeGroup>
<xsd:attributeGroup name="XFSPcalcAndChoicesTime">
<xsd:attribute name="calculate" type="timeExpr" use="optional"/>
<xsd:attribute name="choices" type="timeExpr" use="optional"/>
</xsd:attributeGroup>
<xsd:attributeGroup name="XFSPcalcAndChoicesDuration">
<xsd:attribute name="calculate" type="durationExpr" use="optional"/>
<xsd:attribute name="choices" type="durationExpr" use="optional"/>
</xsd:attributeGroup>
<xsd:attributeGroup name="XFSPcalcAndChoicesURI">
<xsd:attribute name="calculate" type="uriExpr" use="optional"/>
<xsd:attribute name="choices" type="uriExpr" use="optional"/>
</xsd:attributeGroup>
<xsd:attributeGroup name="XFSPcalcAndChoicesBinary">
<xsd:attribute name="calculate" type="binaryExpr" use="optional"/>
<xsd:attribute name="choices" type="binaryExpr" use="optional"/>
</xsd:attributeGroup>
<xsd:attributeGroup name="XFSPcalcAndChoicesCurrency">
<xsd:attribute name="calculate" type="currencyExpr" use="optional"/>
<xsd:attribute name="choices" type="currencyExpr" use="optional"/>
</xsd:attributeGroup>
<!-- applied to Number, and Money -->
<xsd:attributeGroup name="XFSPmmNumber">
<xsd:attribute name="minInclusive" type="numberExpr" use="optional"/>
<xsd:attribute name="minExclusive" type="numberExpr" use="optional"/>
<xsd:attribute name="maxInclusive" type="numberExpr" use="optional"/>
<xsd:attribute name="maxExclusive" type="numberExpr" use="optional"/>
</xsd:attributeGroup>
<!--
-->
<xsd:attributeGroup name="XFSPmmNumberSimple">
<xsd:attribute name="min" type="numberExpr" use="optional"/>
<xsd:attribute name="max" type="numberExpr" use="optional"/>
</xsd:attributeGroup>
<!--
-->
<!-- applied to Date -->
<xsd:attributeGroup name="XFSPmmDate">
<xsd:attribute name="minInclusive" type="dateExpr" use="optional"/>
<xsd:attribute name="minExclusive" type="dateExpr" use="optional"/>
<xsd:attribute name="maxInclusive" type="dateExpr" use="optional"/>
<xsd:attribute name="maxExclusive" type="dateExpr" use="optional"/>
</xsd:attributeGroup>
<!--
-->
<xsd:attributeGroup name="XFSPmmDateSimple">
<xsd:attribute name="min" type="dateExpr" use="optional"/>
<xsd:attribute name="max" type="dateExpr" use="optional"/>
</xsd:attributeGroup>
<!--
-->
<!-- applied to Duration -->
<xsd:attributeGroup name="XFSPmmDuration">
<xsd:attribute name="minInclusive" type="durationExpr" use="optional"/>
<xsd:attribute name="minExclusive" type="durationExpr" use="optional"/>
<xsd:attribute name="maxInclusive" type="durationExpr" use="optional"/>
<xsd:attribute name="maxExclusive" type="durationExpr" use="optional"/>
</xsd:attributeGroup>
<!--
-->
<xsd:attributeGroup name="XFSPmmDurationSimple">
<xsd:attribute name="min" type="durationExpr" use="optional"/>
<xsd:attribute name="max" type="durationExpr" use="optional"/>
</xsd:attributeGroup>
<!--
-->
<!-- applied to Time -->
<xsd:attributeGroup name="XFSPmmTime">
<xsd:attribute name="minInclusive" type="timeExpr" use="optional"/>
<xsd:attribute name="minExclusive" type="timeExpr" use="optional"/>
<xsd:attribute name="maxInclusive" type="timeExpr" use="optional"/>
<xsd:attribute name="maxExclusive" type="timeExpr" use="optional"/>
</xsd:attributeGroup>
<!--
-->
<xsd:attributeGroup name="XFSPmmTimeSimple">
<xsd:attribute name="min" type="timeExpr" use="optional"/>
<xsd:attribute name="max" type="timeExpr" use="optional"/>
</xsd:attributeGroup>
<!--
-->
<!-- applied to String, Binary, URI -->
<xsd:attributeGroup name="XFSPlengthNumber">
<xsd:attribute name="length" type="positiveIntExpr" use="optional"/>
<xsd:attribute name="minLength" type="positiveIntExpr" use="optional"/>
<xsd:attribute name="maxLength" type="positiveIntExpr" use="optional"/>
</xsd:attributeGroup>
<!--
-->
<!-- applied to Number, and Money -->
<xsd:attributeGroup name="XFSPspNumber">
<xsd:attribute name="scale" type="positiveIntExpr" use="optional"/>
<xsd:attribute name="precision" type="positiveIntExpr" use="optional"/>
</xsd:attributeGroup>
<!--
XForms basic Data types for Models in Schema syntax
-->
<!--
Definition of string type.
-->
<xsd:complexType name="string">
<xsd:simpleContent>
<xsd:extension base="xsd:string">
<xsd:attributeGroup ref="XFSPcommon"/>
<xsd:attributeGroup ref="XFSPlengthNumber"/>
<xsd:attributeGroup ref="XFSPcalcAndChoicesString"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
<!--
Definition of boolean type.
-->
<xsd:complexType name="boolean">
<xsd:simpleContent>
<xsd:extension base="xsd:boolean">
<xsd:attributeGroup ref="XFSPcommonMinusEnum"/>
<xsd:attribute name="calculate" type="boolExpr" use="optional"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
<!--
Definition of number type.
-->
<xsd:complexType name="number">
<xsd:simpleContent>
<xsd:extension base="xsd:decimal">
<xsd:attributeGroup ref="XFSPcommon"/>
<xsd:attributeGroup ref="XFSPmmNumber"/>
<xsd:attributeGroup ref="XFSPspNumber"/>
<xsd:attributeGroup ref="XFSPcalcAndChoicesNumber"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
<!--
Definition of currency type.
-->
<xsd:complexType name="currency">
<xsd:simpleContent>
<xsd:extension base="currencyType">
<xsd:attributeGroup ref="XFSPcommon"/>
<xsd:attributeGroup ref="XFSPcalcAndChoicesCurrency"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
<!--
Definition of money type.
Alternative B: compound datatype
-->
<xsd:complexType name="money">
<xsd:sequence>
<xsd:element name="value">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="xsd:decimal">
<xsd:attribute name="calculate" type="numberExpr"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
<xsd:element name="currency">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="currencyType">
<xsd:attribute name="calculate" type="currencyExpr"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
<xsd:element name="allowCurrency" type="currencyExpr" minOccurs="0" maxOccurs="unbounded"/>
<!--
allow zero or more allowCurrency elements to restrict
the value space of money.
-->
</xsd:sequence>
<xsd:attributeGroup ref="XFSPcommon"/>
<xsd:attributeGroup ref="XFSPmmNumber"/>
<xsd:attributeGroup ref="XFSPspNumber"/>
</xsd:complexType>
<!--
Definition of date type.
-->
<xsd:complexType name="date">
<xsd:simpleContent>
<xsd:extension base="xsd:date">
<xsd:attributeGroup ref="XFSPcommon"/>
<xsd:attributeGroup ref="XFSPmmDate"/>
<xsd:attributeGroup ref="XFSPcalcAndChoicesDate"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
<!--
Definition of time type.
-->
<xsd:complexType name="time">
<xsd:simpleContent>
<xsd:extension base="xsd:time">
<xsd:attributeGroup ref="XFSPcommon"/>
<xsd:attributeGroup ref="XFSPmmTime"/>
<xsd:attributeGroup ref="XFSPcalcAndChoicesTime"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
<!--
Definition of duration type.
-->
<xsd:complexType name="duration">
<xsd:simpleContent>
<xsd:extension base="xsd:timeDuration">
<xsd:attributeGroup ref="XFSPcommon"/>
<xsd:attributeGroup ref="XFSPmmDuration"/>
<xsd:attributeGroup ref="XFSPcalcAndChoicesDuration"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
<!--
-->
<!--
Definition of uri type.
-->
<xsd:complexType name="uri">
<xsd:simpleContent>
<xsd:extension base="xsd:uriReference">
<xsd:attributeGroup ref="XFSPcommon"/>
<xsd:attributeGroup ref="XFSPlengthNumber"/>
<xsd:attributeGroup ref="XFSPcalcAndChoicesURI"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
<!--
Definition of binary type.
-->
<xsd:complexType name="binary">
<xsd:simpleContent>
<xsd:extension base="xsd:binary">
<xsd:attributeGroup ref="XFSPcommon"/>
<xsd:attributeGroup ref="XFSPlengthNumber"/>
<xsd:attributeGroup ref="XFSPcalcAndChoicesBinary"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
<!--
XForms simple syntax element definitions
Structure elements, followed by datatype elements.
-->
<!--
Definition of the simple element, used to contain the simple syntax
element declarations.
-->
<xsd:element name="simple">
<xsd:complexType>
<xsd:choice maxOccurs="unbounded">
<xsd:element ref="string"/>
<xsd:element ref="boolean"/>
<xsd:element ref="number"/>
<xsd:element ref="currency"/>
<xsd:element ref="money"/>
<xsd:element ref="date"/>
<xsd:element ref="time"/>
<xsd:element ref="duration"/>
<xsd:element ref="uri"/>
<xsd:element ref="binary"/>
<xsd:element ref="element"/>
<xsd:element ref="array"/>
<xsd:element ref="group"/>
<xsd:element ref="switch"/>
<xsd:element ref="union"/>
</xsd:choice>
<xsd:attribute name="id" type="xsd:ID" use="optional"/>
<xsd:attribute name="name" type="xsd:NCName" use="optional"/>
</xsd:complexType>
</xsd:element>
<!--
Definition of simple syntax group element.
-->
<xsd:element name="group">
<xsd:complexType>
<xsd:choice maxOccurs="unbounded">
<xsd:element ref="string"/>
<xsd:element ref="boolean"/>
<xsd:element ref="number"/>
<xsd:element ref="currency"/>
<xsd:element ref="money"/>
<xsd:element ref="date"/>
<xsd:element ref="time"/>
<xsd:element ref="duration"/>
<xsd:element ref="uri"/>
<xsd:element ref="binary"/>
<xsd:element ref="element"/>
<xsd:element ref="switch"/>
<xsd:element ref="union"/>
</xsd:choice>
<xsd:attributeGroup ref="XFSPname"/>
</xsd:complexType>
</xsd:element>
<!--
The occurs attribute group used on array.
-->
<xsd:attributeGroup name="occurs">
<xsd:attribute name="minOccurs" use="default" value="1">
<xsd:simpleType>
<xsd:union memberTypes="xfmExpr xsd:nonNegativeInteger"/>
</xsd:simpleType>
</xsd:attribute>
<xsd:attribute name="maxOccurs" use="default" value="1">
<xsd:simpleType>
<xsd:union memberTypes="xfmExpr xsd:nonNegativeInteger">
<xsd:simpleType>
<xsd:restriction base="xsd:NMTOKEN">
<xsd:enumeration value="unbounded"/>
</xsd:restriction>
</xsd:simpleType>
</xsd:union>
</xsd:simpleType>
</xsd:attribute>
</xsd:attributeGroup>
<!--
Definition of simple syntax array element.
Issue: should we allow switches or unions?
-->
<xsd:element name="array">
<xsd:complexType>
<xsd:choice>
<xsd:element ref="string"/>
<xsd:element ref="boolean"/>
<xsd:element ref="number"/>
<xsd:element ref="currency"/>
<xsd:element ref="money"/>
<xsd:element ref="date"/>
<xsd:element ref="time"/>
<xsd:element ref="duration"/>
<xsd:element ref="uri"/>
<xsd:element ref="binary"/>
<xsd:element ref="element"/>
</xsd:choice>
<xsd:attribute name="name" type="xsd:NCName" use="optional"/>
<xsd:attributeGroup ref="occurs"/>
</xsd:complexType>
</xsd:element>
<!--
Definition of simple syntax union element.
Note: the schema for <union> requires a name attribute on its
child datatypes because it simply reuses their definitions, which do.
The spec says name isn't required on child datatypes. This is a known
inconsistency that will be fixed in a future version.
-->
<xsd:element name="union">
<xsd:complexType>
<xsd:choice maxOccurs="unbounded">
<xsd:element ref="string"/>
<xsd:element ref="boolean"/>
<xsd:element ref="number"/>
<xsd:element ref="currency"/>
<xsd:element ref="money"/>
<xsd:element ref="date"/>
<xsd:element ref="time"/>
<xsd:element ref="duration"/>
<xsd:element ref="uri"/>
<xsd:element ref="binary"/>
</xsd:choice>
<xsd:attributeGroup ref="XFSPname"/>
</xsd:complexType>
</xsd:element>
<!--
Definition of simple syntax switch element.
-->
<xsd:element name="switch">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="case" maxOccurs="unbounded">
<xsd:complexType>
<xsd:choice maxOccurs="unbounded">
<xsd:element ref="string"/>
<xsd:element ref="boolean"/>
<xsd:element ref="number"/>
<xsd:element ref="currency"/>
<xsd:element ref="money"/>
<xsd:element ref="date"/>
<xsd:element ref="time"/>
<xsd:element ref="duration"/>
<xsd:element ref="uri"/>
<xsd:element ref="binary"/>
<xsd:element ref="element"/>
<xsd:element ref="group"/>
<xsd:element ref="array"/>
</xsd:choice>
<xsd:attributeGroup ref="XFSPname"/>
<xsd:attribute name="condition" type="xfmExpr" use="optional"/>
</xsd:complexType>
</xsd:element>
</xsd:sequence>
<xsd:attributeGroup ref="XFSPname"/>
</xsd:complexType>
</xsd:element>
<!--
Definition of simple syntax element element.
-->
<xsd:element name="element" id="element">
<xsd:complexType>
<xsd:attribute name="type" type="xsd:QName" use="required"/>
<xsd:attributeGroup ref="XFSPcommonMinusEnumSimple"/>
</xsd:complexType>
</xsd:element>
<!--
Definition of the mask facet, used in strings and currency,
in simple syntax only.
Modeled after WAP/WML's format attribute.
-->
<xsd:simpleType name="maskType">
<xsd:restriction base="xsd:string">
<xsd:pattern value="((A|a|X|x|N|n|M|m)|(\\.))*([0-9\*](A|a|X|x|N|n|M|m))?"/>
</xsd:restriction>
</xsd:simpleType>
<xsd:simpleType name="maskExpr">
<xsd:union memberTypes="maskType xfmExpr"/>
</xsd:simpleType>
<!--
Definition of simple syntax string element.
-->
<xsd:element name="string" id="string">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="xsd:string">
<xsd:attributeGroup ref="XFSPcommonSimple"/>
<xsd:attributeGroup ref="XFSPlengthNumber"/>
<xsd:attributeGroup ref="XFSPcalcAndChoicesString"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
<!--
Definition of simple syntax boolean element.
-->
<xsd:element name="boolean">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="xsd:boolean">
<xsd:attributeGroup ref="XFSPcommonMinusEnumSimple"/>
<xsd:attribute name="calculate" type="boolExpr" use="optional"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
<!--
Definition of simple syntax number element.
-->
<xsd:element name="number">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="xsd:decimal">
<xsd:attributeGroup ref="XFSPcommonSimple"/>
<xsd:attributeGroup ref="XFSPmmNumberSimple"/>
<xsd:attributeGroup ref="XFSPspNumber"/>
<xsd:attributeGroup ref="XFSPcalcAndChoicesNumber"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
<!--
TBD: mask is supposedly allowed on the currency element but, should
I allow it if the currency element is part of money?
-->
<!--
Definition of simple syntax currency element.
-->
<xsd:element name="currency">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="currencyType">
<xsd:attributeGroup ref="XFSPcommonSimple"/>
<xsd:attributeGroup ref="XFSPcalcAndChoices"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
<!--
Definition of simple syntax money element.
Alternative B: compound datatype
-->
<xsd:element name="money">
<xsd:complexType>
<xsd:sequence>
<xsd:element name="value">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="xsd:decimal">
<xsd:attribute name="calculate" type="numberExpr"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
<xsd:element name="currency">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="currencyType">
<xsd:attribute name="calculate" type="currencyExpr"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
<xsd:element name="allowCurrency" type="currencyExpr" minOccurs="0" maxOccurs="unbounded"/>
<!--
allow zero or more allowCurrency elements to restrict
the value space of money.
-->
</xsd:sequence>
<xsd:attributeGroup ref="XFSPcommonSimple"/>
<xsd:attributeGroup ref="XFSPmmNumberSimple"/>
<xsd:attributeGroup ref="XFSPspNumber"/>
</xsd:complexType>
</xsd:element>
<!--
Definition of simple syntax date element.
-->
<xsd:element name="date">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="xsd:date">
<xsd:attributeGroup ref="XFSPcommonSimple"/>
<xsd:attributeGroup ref="XFSPmmDateSimple"/>
<xsd:attribute name="precision" use="optional">
<xsd:simpleType>
<xsd:restriction base="xsd:NMTOKEN">
<xsd:enumeration value="years"/>
<xsd:enumeration value="months"/>
<xsd:enumeration value="days"/>
</xsd:restriction>
</xsd:simpleType>
</xsd:attribute>
<xsd:attributeGroup ref="XFSPcalcAndChoicesDate"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
<!--
Definition of simple syntax time element.
-->
<xsd:element name="time">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="xsd:time">
<xsd:attributeGroup ref="XFSPcommonSimple"/>
<xsd:attributeGroup ref="XFSPmmTimeSimple"/>
<xsd:attribute name="precision" use="optional">
<xsd:simpleType>
<xsd:restriction base="xsd:NMTOKEN">
<xsd:enumeration value="hours"/>
<xsd:enumeration value="minutes"/>
<xsd:enumeration value="seconds"/>
</xsd:restriction>
</xsd:simpleType>
</xsd:attribute>
<xsd:attributeGroup ref="XFSPcalcAndChoicesTime"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
<!--
Definition of simple syntax duration element.
-->
<xsd:element name="duration">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="xsd:timeDuration">
<xsd:attributeGroup ref="XFSPcommonSimple"/>
<xsd:attributeGroup ref="XFSPmmDurationSimple"/>
<xsd:attribute name="precision" use="optional">
<xsd:simpleType>
<xsd:restriction base="xsd:NMTOKEN">
<xsd:enumeration value="years"/>
<xsd:enumeration value="months"/>
<xsd:enumeration value="days"/>
<xsd:enumeration value="hours"/>
<xsd:enumeration value="minutes"/>
<xsd:enumeration value="seconds"/>
</xsd:restriction>
</xsd:simpleType>
</xsd:attribute>
<xsd:attributeGroup ref="XFSPcalcAndChoicesDuration"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
<!--
Definition of simple syntax uri element.
-->
<xsd:element name="uri">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="xsd:uriReference">
<xsd:attributeGroup ref="XFSPcommonSimple"/>
<xsd:attributeGroup ref="XFSPlengthNumber"/>
<xsd:attributeGroup ref="XFSPcalcAndChoicesURI"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
<!--
Definition of simple syntax binary element.
-->
<xsd:element name="binary">
<xsd:complexType>
<xsd:simpleContent>
<xsd:extension base="xsd:binary">
<xsd:attributeGroup ref="XFSPcommonSimple"/>
<xsd:attributeGroup ref="XFSPlengthNumber"/>
<xsd:attributeGroup ref="XFSPcalcAndChoicesBinary"/>
</xsd:extension>
</xsd:simpleContent>
</xsd:complexType>
</xsd:element>
</xsd:schema>
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