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XmlSchemaSimpleContent Class

Represents the simpleContent element from XML Schema as specified by the World Wide Web Consortium (W3C). This class is for simple and complex types with simple content model.

Namespace:  System.Xml.Schema
Assembly:  System.Xml (in System.Xml.dll)

'Declaration
Public Class XmlSchemaSimpleContent _
	Inherits XmlSchemaContentModel
'Usage
Dim instance As XmlSchemaSimpleContent

XmlSchemaSimpleContent is used to indicate that the content model of the new type contains only character data and no elements. It does this through XmlSchemaSimpleContentExtension or XmlSchemaSimpleContentRestriction.

The following example shows the XmlSchemaSimpleContent class.

Option Explicit On
Option Strict On

Imports System
Imports System.Xml
Imports System.Xml.Schema

Class XMLSchemaExamples

    Public Shared Sub Main()

        Dim schema As New XmlSchema()

        ' <xs:element name="generalPrice"> 
        Dim generalPrice As New XmlSchemaElement()
        generalPrice.Name = "generalPrice" 

        ' <xs:complexType> 
        Dim ct As New XmlSchemaComplexType()

        ' <xs:simpleContent> 
        Dim simpleContent As New XmlSchemaSimpleContent()

        ' <xs:extension base="xs:decimal"> 
        Dim simpleContent_extension As New XmlSchemaSimpleContentExtension()
        simpleContent_extension.BaseTypeName = New XmlQualifiedName("decimal", "http://www.w3.org/2001/XMLSchema")

        ' <xs:attribute name="currency" type="xs:string" /> 
        Dim currency As New XmlSchemaAttribute()
        currency.Name = "currency"
        currency.SchemaTypeName = New XmlQualifiedName("string", "http://www.w3.org/2001/XMLSchema")
        simpleContent_extension.Attributes.Add(currency)

        simpleContent.Content = simpleContent_extension
        ct.ContentModel = simpleContent
        generalPrice.SchemaType = ct

        schema.Items.Add(generalPrice)

        Dim schemaSet As New XmlSchemaSet()
        AddHandler schemaSet.ValidationEventHandler, AddressOf ValidationCallbackOne

        schemaSet.Add(schema)
        schemaSet.Compile()

        Dim compiledSchema As XmlSchema = Nothing 

        For Each schema1 As XmlSchema In schemaSet.Schemas()
            compiledSchema = schema1
        Next 

        Dim nsmgr As New XmlNamespaceManager(New NameTable())
        nsmgr.AddNamespace("xs", "http://www.w3.org/2001/XMLSchema")
        compiledSchema.Write(Console.Out, nsmgr)
    End Sub 'Main

    Public Shared Sub ValidationCallbackOne(ByVal sender As Object, ByVal args As ValidationEventArgs)

        Console.WriteLine(args.Message)
    End Sub 'ValidationCallbackOne
End Class 'XMLSchemaExamples

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="generalPrice">
      <xs:complexType>
        <xs:simpleContent>
          <xs:extension base="xs:decimal">
            <xs:attribute name="currency" type="xs:string" />
          </xs:extension>
        </xs:simpleContent>
      </xs:complexType>
    </xs:element>
</xs:schema>

Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC, Xbox 360, Zune

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0, 1.1, 1.0

.NET Compact Framework

Supported in: 3.5, 2.0

XNA Framework

Supported in: 3.0, 2.0, 1.0
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