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IUIAutomationFocusChangedEventHandler::HandleFocusChangedEvent method (uiautomationclient.h)

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Handles the event raised when the keyboard focus moves to a different UI Automation element.

Syntax

HRESULT HandleFocusChangedEvent(
  [in] IUIAutomationElement *sender
);

Parameters

[in] sender

Type: IUIAutomationElement*

A pointer to the element that has received the focus.

Return value

Type: HRESULT

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Remarks

This method is implemented by the application to handle events that were subscribed to by using AddFocusChangedEventHandler

The UI Automation element represented by sender might not have any cached properties or control patterns, depending on whether the application subscribed to this event while a cache request was active.

Adjusting an event handler from within this method is not supported.

Requirements

Requirement Value
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]
Target Platform Windows
Header uiautomationclient.h (include UIAutomation.h)

See also

IUIAutomationFocusChangedEventHandler