gridcontrol中怎么实现gridlookupedit 联动事件
如题gridcontrol中怎么实现gridlookupedit 联动事件，例如，总事业部事业部
浙江杭州
浙江嘉兴
江苏南京
江苏苏州
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当选择总事业部为江苏时，事业部只需要显示南京和苏州，有哪位大侠知道怎么实现？{:3_57:}
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