TreeView.TreeNodeDataBound Event

Occurs when a data item is bound to a node in the TreeView control.

Namespace:  System.Web.UI.WebControls
Assembly:  System.Web (in System.Web.dll)

member TreeNodeDataBound : IEvent<TreeNodeEventHandler,
    TreeNodeEventArgs>
<asp:TreeView OnTreeNodeDataBound="TreeNodeEventHandler" />

The TreeNodeDataBound event is raised when a data item is bound to a node in the TreeView control. This allows you to provide an event-handling method that performs a custom routine whenever this event occurs.

For more information about handling events, see Consuming Events.

This section contains two code examples. The first code example demonstrates how to use the TreeNodeDataBound event to change the image for a node when some condition is met. The second code example provides sample XML data for the first code example.

The following code example demonstrates how to use the TreeNodeDataBound event to change the image for a node when some condition is met. For this example to work correctly, you must copy the sample XML data, provided after this code example, to a file named Book.xml. Also be sure to provide your own images for this example to display.

No code example is currently available or this language may not be supported.

The following code example provides sample XML data for the preceding code example.

<Book Title="Book Title">
    <Chapter Heading="Chapter 1">
        <Section Heading="Section 1">
        </Section>
        <Section Heading="Section 2">
        </Section>
    </Chapter>
    <Chapter Heading="Chapter 2">
        <Section Heading="Section 1">
        </Section>
    </Chapter>
</Book>

.NET Framework

Supported in: 4.5, 4, 3.5, 3.0, 2.0

Windows 8.1, Windows Server 2012 R2, Windows 8, Windows Server 2012, Windows 7, Windows Vista SP2, Windows Server 2008 (Server Core Role not supported), Windows Server 2008 R2 (Server Core Role supported with SP1 or later; Itanium not supported)

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

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