IUIAutomationPropertyChangedEventHandler::HandlePropertyChangedEvent Method
Handles a Microsoft UI Automation property-changed event.
Syntax
HRESULT HandlePropertyChangedEvent( IUIAutomationElement *sender, PROPERTYID propertyId, VARIANT newValue );
Parameters
- sender
[in] The address of the IUIAutomationElement interface of the element that raised the event.- propertyId
[in] The identifier of the property whose value has changed. For a list of property IDs, see Property Identifiers.- newValue
[in] A VARIANT that contains the new property value.
Return Value
Returns S_OK if successful, or an error value otherwise.
Remarks
This method is implemented by the application to handle events that it has subscribed to by using IUIAutomation::AddPropertyChangedEventHandler.