internal/flutter_carousel
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fix: https://github.com/Iconica-Development/flutter_carousel/issues/5

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This commit is contained in:
Niels Gorter 2023-09-26 09:53:56 +02:00
parent 6a55bc823b
commit 7992d71076
1 changed files with 16 additions and 1 deletions
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17
lib/src/carousel.dart
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@ -21,6 +21,8 @@ class Carousel extends StatefulWidget {
this.onPageChanged,
this.alignment = AlignmentDirectional.topStart,
this.onCardClick,
this.initialPage = 0,
this.allowInfiniteScrollingBackwards = false,
Key? key,
}) : super(key: key);
@ -46,16 +48,29 @@ class Carousel extends StatefulWidget {
/// Size of the pageview used to capture swipe gestures.
final double pageViewHeight;
/// The page to show when first creating the [Carousel].
final int initialPage;
/// Whether to allow infinite scrolling backwards. Defaults to false. If true, this works by using a very large number of pages (10000). Works in conjunction with [initialPage].
final bool allowInfiniteScrollingBackwards;
@override
State<Carousel> createState() => _CarouselState();
}
class _CarouselState extends State<Carousel> {
final PageController _pageController = PageController(initialPage: 0);
late PageController _pageController;
double _currentPage = 0;
@override
void initState() {
_pageController = PageController(
initialPage: widget.allowInfiniteScrollingBackwards
? 10000 + widget.initialPage
: widget.initialPage,
);
_currentPage = _pageController.initialPage.toDouble();
_pageController.addListener(() {
_currentPage = _pageController.page!;
});