VisualTreeHelper.GetChildrenCount Method

Returns the number of children that exists in an object's child collection in the visual tree.

Namespace:  System.Windows.Media
Assembly:  System.Windows (in System.Windows.dll)

Syntax

'Declaration
Public Shared Function GetChildrenCount ( _
    reference As DependencyObject _
) As Integer
public static int GetChildrenCount(
    DependencyObject reference
)

Parameters

Return Value

Type: System.Int32
The number of visual children for the provided source visual.

Exceptions

Exception Condition
InvalidOperationException

reference is nulla null reference (Nothing in Visual Basic), or is not a valid UIElement.

Version Information

Silverlight

Supported in: 5, 4, 3

Silverlight for Windows Phone

Supported in: Windows Phone OS 7.1, Windows Phone OS 7.0

Platforms

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