public static NativeGrid newInstance(Store store, List<GridColumn> cols, List<String> features,
boolean itemDisclosure) {
JsArrayString values = JsArrayString.createArray().cast();
for (String s : features) {
values.push(s);
}
JavaScriptObject obj = _createNative(store.getJsObj(), GridColumn.fromList(cols), values, itemDisclosure);
return new NativeGrid(obj);
}