gwt rpc - ListField displays no ListSTore data Ext GWT -


i have rpc method returns raw data db. trying fill lisfield data using liststore. ok, when listfield rendered have rows, no displaying data. can select row , navigate first row las, nothing view.

so whats problem? should add store lisstore after store loaded data, how can that?

rpc = rpcinit.initrpc();      rpcproxy<list<webasystproductdata>> proxy = new rpcproxy<list<webasystproductdata>>() {     @override     public void load(object loadconfig,     asynccallback<list<webasystproductdata>> callback) {     rpc.getwebasystproductdata(callback);     }     };         beanmodelreader reader = new beanmodelreader();     listloader<listloadresult<beanmodel>> loader = new baselistloader<listloadresult<beanmodel>>(proxy, reader);     store = new liststore<beanmodel>(loader);  listfield<beanmodel> feedlist = new listfield<beanmodel>(); feedlist.setstore(store); feedlist.setdisplayfield("productidwa"); loader.load();


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