TextPatternRange.GetEnclosingElement Methode

public:
 System::Windows::Automation::AutomationElement ^ GetEnclosingElement();

public System.Windows.Automation.AutomationElement GetEnclosingElement();

member this.GetEnclosingElement : unit -> System.Windows.Automation.AutomationElement

Public Function GetEnclosingElement () As AutomationElement

Gibt zurück

Das innerste Element, das den Aufrufer einschließt.

Beispiele

 private AutomationElement EnclosingElementFromSelection(AutomationElement target)
{
    // Specify the control type we're looking for, in this case 'Document'
    PropertyCondition cond = new PropertyCondition(AutomationElement.ControlTypeProperty, ControlType.Document);

    // target --> The root AutomationElement.
    AutomationElement textProvider = target.FindFirst(TreeScope.Descendants, cond);

    TextPattern textpatternPattern = textProvider.GetCurrentPattern(TextPattern.Pattern) as TextPattern;

    if (textpatternPattern == null)
    {
        Console.WriteLine("Root element does not contain a descendant that supports TextPattern.");
        return null;
    }
    TextPatternRange[] currentSelection = textpatternPattern.GetSelection();

    return currentSelection[0].GetEnclosingElement();
}

Private Function EnclosingElementFromSelection(ByVal target As AutomationElement) As AutomationElement
    ' Specify the control type we're looking for, in this case 'Document'
    Dim cond As PropertyCondition = New PropertyCondition(AutomationElement.ControlTypeProperty, ControlType.Document)

    ' target --> The root AutomationElement.
    Dim textProvider As AutomationElement = target.FindFirst(TreeScope.Descendants, cond)

    Dim textpatternPattern As TextPattern = CType(textProvider.GetCurrentPattern(TextPattern.Pattern), TextPattern)

    If (textpatternPattern Is Nothing) Then
        Console.WriteLine("Root element does not contain a descendant that supports TextPattern.")
        Return Nothing
    End If
    Dim currentSelection As TextPatternRange() = textpatternPattern.GetSelection()
    Return currentSelection(0).GetEnclosingElement()
End Function

Hinweise

Der umschließende AutomationElementTextanbieter, der den Textbereich bereitstellt. Wenn der Textanbieter jedoch untergeordnete Elemente wie Tabellen oder Hyperlinks unterstützt, kann das eingeschlossene Element ein untergeordnetes Element des Textanbieters sein.