XmlDataSource Control, asp:XmlDataSource Control

The XmlDataSource control is a unique data source control that support both tabular and hierarchical views of data. Unlike other DataSource Control, this control only support read-only methods.

Some Important Properties of XmlDataSource Control
Data	Gets or sets the blcok of XML contents text to bind to the target control.
DataFile	XML File path used to display bind data to target controls.
XPath	Gets an XPath query to apply on XML data.
Transform	Block of XSLT text that is used to transform data.
TransformFile	XSL File path that defines the transformation to be applied on XML file.
EnableCaching	true/false. Whether to enable caching or not.
CacheDuration	Number of seconds, data to be maintained in the cache.
CacheExpirationPolicy	Absolute/Sliding. Cache policy to be applied on. Absolute: The data is removed after specified duration. Sliding: The data is removed if it is not used for specified duration.

DEMO : ObjectDataSource

Show Source Code

For more on XML see XML Control

                    
                    
// TreeView Control ///////////////////////////////
<asp:TreeView ID="TreeView1" runat="server" DataSourceID="XmlDataSource1">
        <DataBindings>
            <asp:TreeNodeBinding TextField="#innertext" DataMember="Name" /> 
            <asp:TreeNodeBinding TextField="#innertext" DataMember="From" />
        </DataBindings>
    </asp:TreeView>

// XmlDataSource Control ///////////////////////////////
    <asp:XmlDataSource ID="XmlDataSource1" runat="Server" DataFile="~/tutorials/controls/controldata/XMLFile.xml"
     XPath="DotNetFunda/Writers">
    </asp:XmlDataSource>

// XML File ///////////////////////////////
<DotNetFunda>
  <Writers>
    <Name>Sheo Narayan</Name>
    <From>Hyderabad, India</From>
  </Writers>
  <Writers>
    <Name>Vijay Bandaru</Name>
    <From>Virginia, USA</From>
  </Writers>
  <Writers>
    <Name>Jay Shankar</Name>
    <From>Aurangabad, India</From>
  </Writers>
  <Writers>
    <Name>Dr. Sunita Narayan</Name>
    <From>Bokaro, India</From>
  </Writers>
  <Writers>
    <Name>Sunil Kumar Prasad</Name>
    <From>Ranchi, India</From>
  </Writers>
  <Writers>
    <Name>Sunita Shankar</Name>
    <From>Daudnagar, India</From>
  </Writers>
</DotNetFunda>