PreParseXPathNavigator Event

In This Topic

Allows to override the default data type parsing behavior.

Syntax

Visual Basic
C#
C++/CLI

'Declaration
 
Public Event PreParseXPathNavigator As EventHandler(Of PreParseXPathNavigatorEventArgs)

public event EventHandler<PreParseXPathNavigatorEventArgs> PreParseXPathNavigator

public:
event EventHandler<PreParseXPathNavigatorEventArgs^>^ PreParseXPathNavigator

Event Data

The event handler receives an argument of type PreParseXPathNavigatorEventArgs containing data related to this event. The following PreParseXPathNavigatorEventArgs properties provide information specific to this event.

Property	Description
Navigator	XPathNavigator
ParsedContent	Current content of the node.
ParsedType	Automatically parsed data type.
SkipDefaultProcessing	Skip default processing.

Example

XmlDataProvider provider = new XmlDataProvider(xmlDocument);
provider.PreParseXPathNavigator += new EventHandler<PreParseXPathNavigatorEventArgs>(provider_PreParseXPathNavigator);
...
void provider_PreParseXPathNavigator(object sender, PreParseXPathNavigatorEventArgs e)
{
    if (e.Navigator.Name == "ZIP")
    {
        e.ParsedType = typeof(string);
        e.ParsedContent = e.Navigator.ValueAs(typeof(string));
        e.SkipDefaultProcessing = true;
    }
}

VB.NET

Private Sub provider_PreParseXPathNavigator(sender As Object, e As PreParseXPathNavigatorEventArgs)
	If e.Navigator.Name = "ZIP" Then
		e.ParsedType = GetType(String)
		e.ParsedContent = e.Navigator.ValueAs(GetType(String))
		e.SkipDefaultProcessing = True
	End If
End Sub

Requirements

Platforms: Windows 10 (Version 21H2 - 23H2), Windows 11 (21H2 - 22H2), Windows Server 2016 - 2022
.NET: .NET Framework 4.8, .NET 6, .NET 7, .NET 8

Reference

XmlDataProvider Class
XmlDataProvider Members

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