CanSelectMultipleProperty Field

SelectionPattern.CanSelectMultipleProperty Field

 

Identifies the CanSelectMultiple property.

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

Public Shared ReadOnly CanSelectMultipleProperty As AutomationProperty

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

In the following example, a root element is passed to a function that returns a collection of UI Automation elements 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="rootElement">
''' 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 rootElement As AutomationElement) As AutomationElementCollection
    If rootElement Is Nothing Then
        Throw New ArgumentException("Root element cannot be null.")
    End If

    Dim conditionCanSelectMultiple As New PropertyCondition( _
    SelectionPattern.CanSelectMultipleProperty, True)

    Dim conditionIsSelectionRequired As New PropertyCondition( _
    SelectionPattern.IsSelectionRequiredProperty, False)

    ' Use any combination of the preceding condtions to 
    ' find the control(s) of interest
    Dim condition As New AndCondition( _
    conditionCanSelectMultiple, conditionIsSelectionRequired)

    Return rootElement.FindAll(TreeScope.Descendants, condition)
End Function 'FindAutomationElement

.NET Framework
Available since 3.0
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