single_web_page

Description:

single web page

single_web_page #
Create Single Web Page Layout with easy and optimized scrolling options in Flutter.
How it Looks #
What does the code in the example look like;

How to use #
class HowToUseSingleWebPage extends StatefulWidget {
const HowToUseSingleWebPage({super.key});

@override
State<HowToUseSingleWebPage> createState() => _HowToUseSingleWebPageState();
}

class _HowToUseSingleWebPageState extends State<HowToUseSingleWebPage> {
late final SingleWebPageController _controller;

@override
void initState() {
_controller = SingleWebPageController(
//Specify snap for each index (default topSnap)
snaps: [Snap.topSnap, Snap.centerSnap, Snap.bottomSnap],
//Specify extra offset for topSnaps
topSnapExtraOffset: 0,
//Specify extra offset for centerSnaps
centerSnapExtraOffset: 0,
//Specify extra offset for bottomSnaps
bottomSnapExtraOffset: 0,
onAnimatedScrollStart: (currentIndex, targetIndex) {
//Listen index on animated scroll start
},
onAnimatedScrollEnd: (currentIndex) {
//Listen index on animated scroll end
},
onScrollEnd: (lastVisibleIndex) {
//Listen last visible index on (non-animated) scroll end
},
//If the user wants to animate same index, this will trigger the animation effect.
triggerSameIndexAnimationEffect: true
);
super.initState();
}

@override
Widget build(BuildContext context) {
return SingleWebPage(
//Provide controller
controller: _controller,
//Specify physics. You can implement adaptive versions if you want
singleWebPagePhysics: SingleWebPagePhysics.stepByStep,
//Specify sliverAppBar if you want
sliverAppBar: null,
//Specify sections
sections: [
Container(
height: MediaQuery.of(context).size.height,
alignment: Alignment.center,
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
const Text("Section 1"),
ElevatedButton(
//Animate to index easily (Provided snap is applied)
onPressed: () => _controller.animateToSectionIndex(1),
child: const Text("To Section 2"),
),
ElevatedButton(
onPressed: () => _controller.animateToSectionIndex(2),
child: const Text("To Section 3"),
)
],
),
),
Container(
height: MediaQuery.of(context).size.height / 2,
color: Colors.grey,
alignment: Alignment.center,
child: const Text("Section 2"),
),
Container(
height: MediaQuery.of(context).size.height / 2,
alignment: Alignment.center,
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
const Text("Section 3"),
ElevatedButton(
onPressed: () => _controller.animateToSectionIndex(0),
child: const Text("To Top"),
)
],
),
),
],
);
}
}
copied to clipboard
Note #
Please keep this in mind when using this library. While creating this library, I never tried it on platforms other than the web.