AutomationElement.NotSupported 欄位

public: static initonly System::Object ^ NotSupported;

public static readonly object NotSupported;

 staticval mutable NotSupported : obj

Public Shared ReadOnly NotSupported As Object 

欄位值

範例

以下範例取得 的 help text 屬性 AutomationElement，並指定若控制項不支援該屬性，應回傳該 NotSupported 屬性。

// elementList is an AutomationElement.
object help = elementList.GetCurrentPropertyValue(AutomationElement.HelpTextProperty, true);
if (help == AutomationElement.NotSupported)
{
    help = "No help available";
}
string helpText = (string)help;

' elementList is an AutomationElement.
Dim help As Object = elementList.GetCurrentPropertyValue(AutomationElement.HelpTextProperty, True)
If help Is AutomationElement.NotSupported Then
    help = "No help available"
End If
Dim helpText As String = CStr(help)

備註

此識別碼用於 使用者介面自動化 客戶端應用程式。 使用者介面自動化提供者應使用等效的識別碼為 AutomationElementIdentifiers。

另請參閱

• UI 自動化屬性概觀