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-- @module EventFocus
-- @extend Event
-- @parent_module cc
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-- Constructor.
-- param widgetLoseFocus The widget which lose focus.
-- param widgetGetFocus The widget which get focus.
-- js ctor
-- @function [parent=#EventFocus] EventFocus
-- @param self
-- @param #ccui.Widget widgetLoseFocus
-- @param #ccui.Widget widgetGetFocus
-- @return EventFocus#EventFocus self (return value: cc.EventFocus)
return nil