DataGridColumnHeader.OnContentChanged Method

Called when the value of the Content property changes.

Namespace:  System.Windows.Controls.Primitives
Assembly:  System.Windows.Controls.Data (in System.Windows.Controls.Data.dll)

Syntax

'Declaration
Protected Overrides Sub OnContentChanged ( _
    oldContent As Object, _
    newContent As Object _
)
protected override void OnContentChanged(
    Object oldContent,
    Object newContent
)

Parameters

Exceptions

Exception Condition
NotSupportedException

newContent is not nulla null reference (Nothing in Visual Basic) and is not a primitive data type.

Remarks

The DataGridColumnHeader does not support a UIElement as content. The OnContentChanged method overrides the ContentControl.OnContentChanged(Object, Object) method to throw an exception if the newContent value is not nulla null reference (Nothing in Visual Basic) and is not a primitive data type.

Version Information

Silverlight

Supported in: 5, 4, 3

Platforms

For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.