public class XmlSchemaChoice : XmlSchemaGroupBase
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using System;
using System.Xml;
using System.Xml.Schema;
class XMLSchemaExamples {
public static void Main() {
XmlSchema schema = new XmlSchema();
// <xs:element name="selected"/>
XmlSchemaElement xeSelected = new XmlSchemaElement();
xeSelected.Name = "selected";
schema.Items.Add(xeSelected);
// <xs:element name="unselected"/>
XmlSchemaElement xeUnselected = new XmlSchemaElement();
xeUnselected.Name = "unselected";
schema.Items.Add(xeUnselected);
// <xs:element name="dimpled"/>
XmlSchemaElement xeDimpled = new XmlSchemaElement();
xeDimpled.Name = "dimpled";
schema.Items.Add(xeDimpled);
// <xs:element name="perforated"/>
XmlSchemaElement xePerforated = new XmlSchemaElement();
xePerforated.Name = "perforated";
schema.Items.Add(xePerforated);
// <xs:complexType name="chadState">
XmlSchemaComplexType chadState = new XmlSchemaComplexType();
schema.Items.Add(chadState);
chadState.Name = "chadState";
// <xs:choice minOccurs="1" maxOccurs="1">
XmlSchemaChoice choice = new XmlSchemaChoice();
chadState.Particle = choice;
choice.MinOccurs = 1;
choice.MaxOccurs = 1;
// <xs:element ref="selected"/>
XmlSchemaElement elementSelected = new XmlSchemaElement();
choice.Items.Add(elementSelected);
elementSelected.RefName = new XmlQualifiedName("selected");
// <xs:element ref="unselected"/>
XmlSchemaElement elementUnselected = new XmlSchemaElement();
choice.Items.Add(elementUnselected);
elementUnselected.RefName = new XmlQualifiedName("unselected");
// <xs:element ref="dimpled"/>
XmlSchemaElement elementDimpled = new XmlSchemaElement();
choice.Items.Add(elementDimpled);
elementDimpled.RefName = new XmlQualifiedName("dimpled");
// <xs:element ref="perforated"/>
XmlSchemaElement elementPerforated = new XmlSchemaElement();
choice.Items.Add(elementPerforated);
elementPerforated.RefName = new XmlQualifiedName("perforated");
schema.Compile(new ValidationEventHandler(ValidationCallbackOne));
XmlNamespaceManager nsmgr = new XmlNamespaceManager(new NameTable());
nsmgr.AddNamespace("xs", "http://www.w3.org/2001/XMLSchema");
schema.Write(Console.Out, nsmgr);
}
public static void ValidationCallbackOne(object sender, ValidationEventArgs args) {
Console.WriteLine(args.Message);
}
}
The following XML file is generated for the preceding code example.
<?xml version="1.0" encoding="IBM437"?>
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
<xs:element name="selected"/>
<xs:element name="unselected"/>
<xs:element name="dimpled"/>
<xs:element name="perforated"/>
<xs:complexType name="chadState">
<xs:choice minOccurs="1" maxOccurs="1">
<xs:element ref="selected"/>
<xs:element ref="unselected"/>
<xs:element ref="dimpled"/>
<xs:element ref="perforated"/>
</xs:choice>
</xs:complexType>
</xs:schema>
| ctor #1 | Default constructor. This constructor is called by derived class constructors to initialize state in this type. |
| Annotation (inherited from System.Xml.Schema.XmlSchemaAnnotated) |
Read-write See base class member description: System.Xml.Schema.XmlSchemaAnnotated.Annotation Gets or sets the annotation property. |
| Id (inherited from System.Xml.Schema.XmlSchemaAnnotated) |
Read-write See base class member description: System.Xml.Schema.XmlSchemaAnnotated.Id Gets or sets the string id. |
| Items | Read-only Overridden: Gets the collection of the elements contained with the compositor (choice): XmlSchemaElement, XmlSchemaGroupRef, XmlSchemaChoice, XmlSchemaSequence, or XmlSchemaAny. |
| LineNumber (inherited from System.Xml.Schema.XmlSchemaObject) |
Read-write See base class member description: System.Xml.Schema.XmlSchemaObject.LineNumber Gets or sets the line number in the file to which the schema element refers. |
| LinePosition (inherited from System.Xml.Schema.XmlSchemaObject) |
Read-write See base class member description: System.Xml.Schema.XmlSchemaObject.LinePosition Gets or sets the line position in the file to which the schema element refers. |
| MaxOccurs (inherited from System.Xml.Schema.XmlSchemaParticle) |
Read-write See base class member description: System.Xml.Schema.XmlSchemaParticle.MaxOccurs Gets or sets the maximum number of times the particle can occur. |
| MaxOccursString (inherited from System.Xml.Schema.XmlSchemaParticle) |
Read-write See base class member description: System.Xml.Schema.XmlSchemaParticle.MaxOccursString Gets or sets the number as a string value. Maximum number of times the particle can occur. |
| MinOccurs (inherited from System.Xml.Schema.XmlSchemaParticle) |
Read-write See base class member description: System.Xml.Schema.XmlSchemaParticle.MinOccurs Gets or sets the minimum number of times the particle can occur. |
| MinOccursString (inherited from System.Xml.Schema.XmlSchemaParticle) |
Read-write See base class member description: System.Xml.Schema.XmlSchemaParticle.MinOccursString Gets or sets the number as a string value. The minimum number of times the particle can occur. |
| Namespaces (inherited from System.Xml.Schema.XmlSchemaObject) |
Read-write See base class member description: System.Xml.Schema.XmlSchemaObject.Namespaces |
| SourceUri (inherited from System.Xml.Schema.XmlSchemaObject) |
Read-write See base class member description: System.Xml.Schema.XmlSchemaObject.SourceUri Gets or sets the source location for the file that loaded the schema. |
| UnhandledAttributes (inherited from System.Xml.Schema.XmlSchemaAnnotated) |
Read-write See base class member description: System.Xml.Schema.XmlSchemaAnnotated.UnhandledAttributes Gets or sets the qualified attributes that do not belong to the schema target namespace. |
| Equals (inherited from System.Object) |
See base class member description: System.Object.Equals Derived from System.Object, the primary base class for all objects. |
| GetHashCode (inherited from System.Object) |
See base class member description: System.Object.GetHashCode Derived from System.Object, the primary base class for all objects. |
| GetType (inherited from System.Object) |
See base class member description: System.Object.GetType Derived from System.Object, the primary base class for all objects. |
| ToString (inherited from System.Object) |
See base class member description: System.Object.ToString Derived from System.Object, the primary base class for all objects. |
| Finalize (inherited from System.Object) |
See base class member description: System.Object.Finalize Derived from System.Object, the primary base class for all objects. |
| MemberwiseClone (inherited from System.Object) |
See base class member description: System.Object.MemberwiseClone Derived from System.Object, the primary base class for all objects. |
Hierarchy:
public XmlSchemaChoice(); |
public XmlSchemaAnnotation Annotation {get; set;}
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public string Id {get; set;}
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Optional.
public override XmlSchemaObjectCollection Items {get;}
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public int LineNumber {get; set;}
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public int LinePosition {get; set;}
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public decimal MaxOccurs {get; set;}
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public string MaxOccursString {get; set;}
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To set no limit on the maximum number, use the string "unbounded".
public decimal MinOccurs {get; set;}
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public string MinOccursString {get; set;}
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public XmlSerializerNamespaces Namespaces {get; set;}
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public string SourceUri {get; set;}
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public XmlAttribute[] UnhandledAttributes {get; set;}
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~XmlSchemaChoice(); |
public virtual int GetHashCode(); |
public Type GetType(); |
protected object MemberwiseClone(); |
public virtual string ToString(); |