无法在初始化程序中访问实例成员“_showSelectImageDialog”。请帮我。提前致谢
Step(
isActive: false,
state: StepState.editing,
title: const Text('Account'),
//subtitle: const Text("E"),
content: Column(
children: <Widget>[
GestureDetector(
onTap: _showSelectImageDialog,
child: Container(
height: 150,
width: 150,
color: Colors.grey[200],
// ignore: unnecessary_null_comparison
child: Icon(
Icons.person,
color: Colors.orangeAccent,
size: 150.0,
),
// : Image(
// image: FileImage(_image),
// fit: BoxFit.contain,
),
),