build method

Implementation

@override
Widget build(BuildContext context) => Cancel(
  child: SimpleScaffold(
    actions: [
      ...widget.actions,
      ElevatedButton(onPressed: onSubmit, child: widget.icon),
    ],
    title: widget.title,
    body: Form(
      key: _formKey,
      child: Column(
        mainAxisAlignment: MainAxisAlignment.center,
        children: [
          TextFormField(
            autofocus: true,
            controller: _controller,
            decoration: InputDecoration(label: Text(widget.labelText)),
            onFieldSubmitted: (value) => onSubmit(),
            validator: widget.validator,
          ),
        ],
      ),
    ),
  ),
);