VerticallyScrollableProperty Field

ScrollPattern.VerticallyScrollableProperty Field

 

Identifies the VerticallyScrollable property.

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

Public Shared ReadOnly VerticallyScrollableProperty 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 a collection of AutomationElements that are descendants of the root and satisfy a set of property conditions.

'''--------------------------------------------------------------------
''' <summary>
''' Finds all automation elements that satisfy 
''' the specified condition(s).
''' </summary>
''' <param name="targetApp">
''' The automation element from which to start searching.
''' </param>
''' <returns>
''' A collection of automation elements satisfying 
''' the specified condition(s).
''' </returns>
'''--------------------------------------------------------------------
Private Function FindAutomationElement( _
ByVal targetApp As AutomationElement) As AutomationElementCollection
    If targetApp Is Nothing Then
        Throw New ArgumentException("Root element cannot be null.")
    End If

    Dim conditionSupportsScroll As New PropertyCondition( _
    AutomationElement.IsScrollPatternAvailableProperty, True)

    Dim conditionHorizontallyScrollable As New PropertyCondition( _
    ScrollPattern.HorizontallyScrollableProperty, True)

    Dim conditionVerticallyScrollable As New PropertyCondition( _
    ScrollPattern.VerticallyScrollableProperty, True)

    ' Use any combination of the preceding conditions to 
    ' find the control(s) of interest
    Dim condition As AndCondition = New AndCondition( _
    conditionSupportsScroll, _
    conditionHorizontallyScrollable, _
    conditionVerticallyScrollable)

    Return targetApp.FindAll(TreeScope.Descendants, condition)

End Function 'FindAutomationElement

.NET Framework
Available since 3.0
Return to top
Show:
© 2016 Microsoft