小编Rob*_*bie的帖子

我正在关注本教程https://www.youtube.com/watch?v=izbkS2svuq4

并简要提及将 StepState 修改为 StepState.editing 以便您获得铅笔图标。

如何修改我所在步骤的 StepState，以便在我踏上/越过它时将状态更改为正在编辑（或完成）

class _SimpleWidgetState extends State<SimpleWidget> {
  int _stepCounter = 0;

  List<Step> steps = [
    Step(
      title: Text("Step One"),
      content: Text("This is the first step"),
      isActive: true
    ),
    Step(
      title: Text("Step Two"),
      content: Text("This is the second step"),
      isActive: true,
    ),
    Step(
      title: Text("Step Three"),
      content: Text("This is the third step"),
      isActive: true,
    ),
    Step(
      title: Text("Step Four"),
      content: Text("This is the fourth step"),
      isActive: true,
    ),
  ];

  @override
  Widget build(BuildContext context) { …