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-- @module Helper
-- @parent_module ccui

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-- @function [parent=#Helper] getSubStringOfUTF8String 
-- @param self
-- @param #string str
-- @param #unsigned long long
-- @param #unsigned long long
-- @return string#string ret (return value: string)
        
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-- @function [parent=#Helper] seekWidgetByTag 
-- @param self
-- @param #ccui.Widget widget
-- @param #int int
-- @return Widget#Widget ret (return value: ccui.Widget)
        
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-- @function [parent=#Helper] seekActionWidgetByActionTag 
-- @param self
-- @param #ccui.Widget widget
-- @param #int int
-- @return Widget#Widget ret (return value: ccui.Widget)
        
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-- @function [parent=#Helper] seekWidgetByName 
-- @param self
-- @param #ccui.Widget widget
-- @param #string str
-- @return Widget#Widget ret (return value: ccui.Widget)
        
return nil