SelectionPattern.SelectionPatternInformation.GetSelection 方法

定義

命名空間:

System.Windows.Automation

組件:

UIAutomationClient.dll

擷取選取容器中所有選取的項目。

public:
 cli::array <System::Windows::Automation::AutomationElement ^> ^ GetSelection();

public System.Windows.Automation.AutomationElement[] GetSelection ();

member this.GetSelection : unit -> System.Windows.Automation.AutomationElement[]

Public Function GetSelection () As AutomationElement()

傳回

AutomationElement[]

選取之項目的集合。 預設值為空白陣列。

範例

在下列範例中，會取得代表選取容器中選取專案的 集合 AutomationElement 。

///--------------------------------------------------------------------
/// <summary>
/// Gets the currently selected SelectionItem objects from target.
/// </summary>
/// <param name="ae">The current Selection container object.</param>
///--------------------------------------------------------------------
private AutomationElement[] GetCurrentSelection(
    AutomationElement selectionContainer)
{
    try
    {
        SelectionPattern selectionPattern =
            selectionContainer.GetCurrentPattern(
            SelectionPattern.Pattern) as SelectionPattern;
        return selectionPattern.Current.GetSelection();
    }
    // Container is not enabled
    catch (InvalidOperationException)
    {
        return null;
    }
}

'''--------------------------------------------------------------------
''' <summary>
''' Gets the currently selected SelectionItem objects from target.
''' </summary>
''' <param name="selectionContainer">The current Selection container object.</param>
'''--------------------------------------------------------------------
Private Function GetCurrentSelection( _
ByVal selectionContainer As AutomationElement) As AutomationElement()
    Try
        Dim selectionPattern As SelectionPattern = _
        selectionContainer.GetCurrentPattern(selectionPattern.Pattern)
        Return selectionPattern.Current.GetSelection()
        ' Container is not enabled
    Catch
        Return Nothing
    End Try
End Function 'GetCurrentSelection