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feat(buttons): Added the possiblity to only have a next button by return zero on the previous button builder

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This commit is contained in:
Jacques 2024-02-01 14:40:25 +01:00
parent 5bc388677b
commit d1ad003c22
2 changed files with 32 additions and 23 deletions
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53
lib/src/auth_screen.dart
View file

@ -34,7 +34,7 @@ class AuthScreen extends StatefulWidget {
final AppBar? customAppBar;
final Color? customBackgroundColor;
final Widget Function(Future<void> Function(), String)? nextButtonBuilder;
final Widget Function(VoidCallback, String)? previousButtonBuilder;
final Widget? Function(VoidCallback, String)? previousButtonBuilder;
@override
State<AuthScreen> createState() => _AuthScreenState();
@ -98,6 +98,11 @@ class _AuthScreenState extends State<AuthScreen> {
@override
Widget build(BuildContext context) {
var previousButton = widget.previousButtonBuilder?.call(
onPrevious,
widget.previousBtnTitle,
);
return Scaffold(
backgroundColor: widget.customBackgroundColor ?? Colors.white,
appBar: _appBar,
@ -145,30 +150,34 @@ class _AuthScreenState extends State<AuthScreen> {
right: 30.0,
),
child: Row(
mainAxisAlignment: widget.steps.first != step
? MainAxisAlignment.spaceBetween
: MainAxisAlignment.end,
mainAxisAlignment:
(widget.previousButtonBuilder != null &&
previousButton == null)
? MainAxisAlignment.spaceAround
: widget.steps.first != step
? MainAxisAlignment.spaceBetween
: MainAxisAlignment.end,
children: [
if (widget.steps.first != step)
widget.previousButtonBuilder?.call(
onPrevious,
widget.previousBtnTitle,
) ??
ElevatedButton(
onPressed: onPrevious,
child: Row(
children: [
const Icon(
Icons.arrow_back,
size: 18,
),
Padding(
padding: const EdgeInsets.only(left: 4.0),
child: Text(widget.previousBtnTitle),
),
],
),
if (widget.previousButtonBuilder == null) ...[
ElevatedButton(
onPressed: onPrevious,
child: Row(
children: [
const Icon(
Icons.arrow_back,
size: 18,
),
Padding(
padding: const EdgeInsets.only(left: 4.0),
child: Text(widget.previousBtnTitle),
),
],
),
),
] else if (previousButton != null) ...[
previousButton
],
widget.nextButtonBuilder?.call(
() async {
await onNext(step);

2
lib/src/config/registration_options.dart
View file

@ -28,7 +28,7 @@ class RegistrationOptions {
final AppBar Function(String title)? customAppbarBuilder;
final Widget Function(Future<void> Function() onPressed, String label)?
nextButtonBuilder;
final Widget Function(VoidCallback onPressed, String label)?
final Widget? Function(VoidCallback onPressed, String label)?
previousButtonBuilder;
final Color? backgroundColor;