main.dart

 
 void getData() async {
    var response = await http.get(
          "https://newsapi.org/v2/top-headlines?country=us&apiKey=821a22ad51e240fb9c131c4b00009630");
      setState(() {
        if (response.statusCode == 200) {
          items.addAll(News.fromJson(json.decode(response.body)).articles);
        }
      });
}