Handles an event that is raised when the Microsoft UI Automation tree structure has changed.
HRESULT HandleStructureChangedEvent( IUIAutomationElement *sender, StructureChangeType changeType , SAFEARRAY *runtimeId );
A pointer to the element that raised the event.
A value indicating the type of tree structure change that took place.
Receives the runtime identifier of the element. This parameter is used only when changeType is StructureChangeType_ChildRemoved; it is NULL for all other structure-change events.
If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.
This method is implemented by the application to handle events that it has subscribed to by using AddStructureChangedEventHandler
Adjusting an event handler from within this method is not supported.
|Minimum supported client||Windows 7, Windows Vista with SP2 and Platform Update for Windows Vista, Windows XP with SP3 and Platform Update for Windows Vista [desktop apps only]|
|Minimum supported server||Windows Server 2008 R2, Windows Server 2008 with SP2 and Platform Update for Windows Server 2008, Windows Server 2003 with SP2 and Platform Update for Windows Server 2008 [desktop apps only]|
|Header||uiautomationclient.h (include UIAutomation.h)|