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Many many changes for null-safety support

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This commit is contained in:
Oliver 2021-07-09 23:56:38 +10:00
parent 2988716bf3
commit d3eec6a79e
30 changed files with 563 additions and 456 deletions
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12
lib/widget/spinner.dart
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@ -4,13 +4,13 @@ import 'package:flutter/cupertino.dart';
import 'package:font_awesome_flutter/font_awesome_flutter.dart';
class Spinner extends StatefulWidget {
final IconData icon;
final IconData? icon;
final Duration duration;
final Color color;
const Spinner({
this.color = const Color.fromRGBO(150, 150, 150, 1),
Key key,
Key? key,
@required this.icon,
this.duration = const Duration(milliseconds: 1800),
}) : super(key: key);
@ -20,8 +20,8 @@ class Spinner extends StatefulWidget {
}
class _SpinnerState extends State<Spinner> with SingleTickerProviderStateMixin {
AnimationController _controller;
Widget _child;
AnimationController? _controller;
Widget? _child;
@override
void initState() {
@ -40,14 +40,14 @@ class _SpinnerState extends State<Spinner> with SingleTickerProviderStateMixin {
@override
void dispose() {
_controller.dispose();
_controller!.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
return RotationTransition(
turns: _controller,
turns: _controller!,
child: _child,
);
}