ScrollPattern.VerticalScrollPercentProperty Field

 

Identifies the VerticalScrollPercent property.

Namespace:   System.Windows.Automation
Assembly:  UIAutomationClient (in UIAutomationClient.dll)

Public Shared ReadOnly VerticalScrollPercentProperty As AutomationProperty

This identifier is used by UI Automation client applications. UI Automation providers should use the equivalent field in ScrollPatternIdentifiers.

In the following example, a root element is passed to a function that returns the current scroll percentages of the viewable region within the content area.

'''--------------------------------------------------------------------
''' <summary>
''' Obtains the current scroll positions of the viewable region 
''' within the content area.
''' </summary>
''' <param name="targetControl">
''' The automation element of interest.
''' </param>
''' <returns>
''' The horizontal and vertical scroll percentages.
''' </returns>
'''--------------------------------------------------------------------
Private Function GetScrollPercentages( _
ByVal targetControl As AutomationElement) As Double()
    If targetControl Is Nothing Then
        Throw New ArgumentNullException( _
        "AutomationElement argument cannot be null.")
    End If

    Dim percentage(1) As Double

    percentage(0) = System.Convert.ToDouble( _
    targetControl.GetCurrentPropertyValue( _
    ScrollPattern.HorizontalScrollPercentProperty))

    percentage(1) = System.Convert.ToDouble( _
    targetControl.GetCurrentPropertyValue( _
    ScrollPattern.VerticalScrollPercentProperty))

    Return percentage

End Function 'GetScrollPercentages    

.NET Framework
Available since 3.0
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