共用方式為


TogglePattern.TogglePatternInformation.ToggleState 屬性

定義

擷取 AutomationElement 的切換狀態。

public:
 property System::Windows::Automation::ToggleState ToggleState { System::Windows::Automation::ToggleState get(); };
public System.Windows.Automation.ToggleState ToggleState { get; }
member this.ToggleState : System.Windows.Automation.ToggleState
Public ReadOnly Property ToggleState As ToggleState

屬性值

ToggleStateAutomationElement。 預設值是 Indeterminate

範例

在下列範例中,根項目會傳遞至函式,此函式會傳回屬於根子系的自動化專案集合,並滿足一組屬性條件。

///--------------------------------------------------------------------
/// <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 AutomationElementCollection FindAutomationElement(
    AutomationElement rootElement)
{
    if (rootElement == null)
    {
        throw new ArgumentException("Root element cannot be null.");
    }

    PropertyCondition conditionOn =
        new PropertyCondition(
        TogglePattern.ToggleStateProperty, ToggleState.On);

    PropertyCondition conditionIndeterminate =
        new PropertyCondition(
        TogglePattern.ToggleStateProperty, ToggleState.Indeterminate);

    // Use any combination of the preceding condtions to 
    // find the control(s) of interest
    OrCondition condition = new OrCondition(
        conditionOn,
        conditionIndeterminate);

    return rootElement.FindAll(TreeScope.Descendants, condition);
}
'''--------------------------------------------------------------------
''' <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 conditionOn As New PropertyCondition( _
    TogglePattern.ToggleStateProperty, ToggleState.On)

    Dim conditionIndeterminate As New PropertyCondition( _
    TogglePattern.ToggleStateProperty, ToggleState.Indeterminate)

    ' Use any combination of the preceding condtions to 
    ' find the control(s) of interest
    Dim condition As OrCondition = _
    New OrCondition(conditionOn, conditionIndeterminate)

    Return rootElement.FindAll(TreeScope.Descendants, condition)

End Function 'FindAutomationElement

備註

AutomationElement必須依下列順序迴圈執行 ToggleStateOnOff 如果支援, Indeterminate 則為 。

適用於