59 lines
1.6 KiB
Dart
59 lines
1.6 KiB
Dart
import 'package:flutter/material.dart';
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class ProgressBar extends StatefulWidget {
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const ProgressBar({
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required this.steps,
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required this.activeIndex,
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super.key,
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});
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final int activeIndex;
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final List<String> steps;
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@override
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State<ProgressBar> createState() => _ProgressBarState();
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}
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class _ProgressBarState extends State<ProgressBar> {
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@override
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Widget build(final BuildContext context) {
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final double progress =
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1 / widget.steps.length * (widget.activeIndex + 0.3);
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Container(
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alignment: Alignment.centerLeft,
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decoration: BoxDecoration(
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color: const Color(0xFFDDDDDD),
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borderRadius: BorderRadius.circular(5),
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),
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child: LayoutBuilder(
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builder: (final _, final constraints) => AnimatedContainer(
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width: constraints.maxWidth * progress,
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height: 5,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(5),
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color: Theme.of(context).colorScheme.surfaceVariant,
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gradient: LinearGradient(
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begin: Alignment.topLeft,
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end: Alignment.bottomRight,
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colors: [
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Theme.of(context).colorScheme.primary,
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Theme.of(context).colorScheme.secondary,
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],
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),
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),
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duration: const Duration(
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milliseconds: 300,
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),
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),
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),
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),
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],
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);
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}
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}
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