state.txt

状态变化新增 

final GlobalKey<FormState> formKey = GlobalKey<FormState>();   //数据不发生变化关键
  PickedFile? pickedFile;
  final ImagePicker imagePicker = ImagePicker();
  ImageModel imageModel = ImageModel();
  Uint8List? imageBytes;

  @override
  void initState() {
    super.initState();
  }

  @override
  Widget build(BuildContext context) {
    var form = Form(
      key: formKey,
      child: Wrap(
        children: <Widget>[



  _reset() {
    this.formData = PersonModel();
    formKey.currentState!.reset();
    myDS.requestBodyApi.params = formData.toMap();
    myDS.loadData();
  }

  _query() {
    formKey.currentState?.save();
    myDS.requestBodyApi.params = formData.toMap();
    myDS.loadData();
  }
----------------------------------------------------
static fullscreenDialog(Widget widget) {
    return Navigator.push<void>(
      Cry.context,
      MaterialPageRoute(
        builder: (_) => widget,
        fullscreenDialog: true,
      ),
    );
  }