我知道你要怎么匹配,看的是事件中怎么取输入的值
Model.prototype.smartFilter1Filter = function(event){
var value = event.source.searchText.get();
var filter = "AP_RQ.fName like '"+value+"%'";
var data = event.source.getFilterData();
data.setFilter("filter1",filter);
data.refreshData();
};