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AutomationEvent Class

Identifies a UI Automation event.

Namespace: System.Windows.Automation
Assembly: UIAutomationTypes (in uiautomationtypes.dll)
XML Namespace:

public ref class AutomationEvent : public AutomationIdentifier
public class AutomationEvent extends AutomationIdentifier
public class AutomationEvent extends AutomationIdentifier
Not applicable.

Identifiers of these types are found as fields in various classes to identify events; for example, InvokedEvent. They are also found in the event arguments passed to UI Automation clients.

It is not possible to create custom events.

In the following example event handler, the AutomationEvent in the event arguments is compared with the AutomationEvent that identifies the Invoked event.

No code example is currently available or this language may not be supported.


Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.

Windows 98, Windows Server 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

The Microsoft .NET Framework 3.0 is supported on Windows Vista, Microsoft Windows XP SP2, and Windows Server 2003 SP1.

.NET Framework

Supported in: 3.0