IXRUIElement::AddLostFocusEventHandler (Compact 2013)

3/28/2014

This method attaches a delegate to the LostFocus event for this UI element. When the UI element raises the LostFocus event, this delegate will be invoked.

Syntax

virtual HRESULT STDMETHODCALLTYPE AddLostFocusEventHandler(
    IXRDelegate<XRRoutedEventArgs> *pDelegate
)= 0;

Parameters

• pDelegate
  [in] IXRDelegate<ArgType, [SenderType]> object that you want to attach to the LostFocus event, which is raised when an object loses UI focus.

  The CreateDelegate function provides an easy way to create this IXRDelegate object.

Return Value

Returns an HRESULT that indicates success or failure.

Remarks

Multiple delegates can be attached to the same event.

To remove this delegate from this LostFocus event, call IXRUIElement::RemoveLostFocusEventHandler.

.NET Framework Equivalent

None.

Requirements

See Also

Reference

IXRUIElement
XRRoutedEventArgs