GridPanel 行过滤条件变化事件
gc.on('filterchange', function(store, filters, eOpts) {
let nm = store.getCount();
console.log('过滤后显示条数:' + nm);
});
gc.on('filterchange', function(store, filters, eOpts) {
let nm = store.getCount();
console.log('过滤后显示条数:' + nm);
});