'Declaration
 
<ExtensionAttribute()>
Public Shared Function FirstOrDefault(Of T As DependencyObject)( _
   ByVal source As DependencyObject, _
   Optional ByVal forceUsingTheVisualTreeHelper As Boolean _
) As T

'Usage
 
Dim source As DependencyObject
Dim forceUsingTheVisualTreeHelper As Boolean
Dim value As T
 
value = TreeHelper.FirstOrDefault(Of T)(source, forceUsingTheVisualTreeHelper)

[Extension()]
public static T FirstOrDefault<T>( 
   DependencyObject source,
   bool forceUsingTheVisualTreeHelper
)
where T: DependencyObject

Parameters

source

The source.

forceUsingTheVisualTreeHelper

if set to true [force using the visual tree helper].

Type Parameters

T

Target Platforms: Windows XP SP3 (32-bit and 64-bit), Windows 7 (32-bit and 64-bit)

Not all Operating Systems are supported on all products. Visit the ArcFM Solution Supported Versions page for full details.

Reference

TreeHelper Class
TreeHelper Members