77 lines
2.2 KiB
Dart
77 lines
2.2 KiB
Dart
import 'package:flutter/material.dart';
|
|
|
|
class SegmentedPillToggle extends StatelessWidget {
|
|
final List<String> labels;
|
|
final int selected;
|
|
final ValueChanged<int> onChanged;
|
|
final double segmentWidth;
|
|
final double height;
|
|
|
|
const SegmentedPillToggle({
|
|
super.key,
|
|
required this.labels,
|
|
required this.selected,
|
|
required this.onChanged,
|
|
this.segmentWidth = 88,
|
|
this.height = 34,
|
|
});
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
final cs = Theme.of(context).colorScheme;
|
|
const pad = 3.0;
|
|
final sel = selected.clamp(0, labels.length - 1);
|
|
|
|
return Container(
|
|
height: height,
|
|
padding: const EdgeInsets.all(pad),
|
|
decoration: BoxDecoration(
|
|
color: cs.surfaceContainerHighest.withValues(alpha: 0.55),
|
|
borderRadius: BorderRadius.circular(height / 2),
|
|
),
|
|
child: Stack(
|
|
children: [
|
|
AnimatedPositioned(
|
|
duration: const Duration(milliseconds: 220),
|
|
curve: Curves.easeOutCubic,
|
|
left: sel * segmentWidth,
|
|
top: 0,
|
|
bottom: 0,
|
|
width: segmentWidth,
|
|
child: DecoratedBox(
|
|
decoration: BoxDecoration(
|
|
color: cs.primary,
|
|
borderRadius: BorderRadius.circular((height - 2 * pad) / 2),
|
|
),
|
|
),
|
|
),
|
|
Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: List.generate(labels.length, (i) {
|
|
final active = i == sel;
|
|
return GestureDetector(
|
|
behavior: HitTestBehavior.opaque,
|
|
onTap: () => onChanged(i),
|
|
child: SizedBox(
|
|
width: segmentWidth,
|
|
child: Center(
|
|
child: AnimatedDefaultTextStyle(
|
|
duration: const Duration(milliseconds: 180),
|
|
style: TextStyle(
|
|
color: active ? cs.onPrimary : cs.onSurfaceVariant,
|
|
fontSize: 13,
|
|
fontWeight: FontWeight.w600,
|
|
),
|
|
child: Text(labels[i]),
|
|
),
|
|
),
|
|
),
|
|
);
|
|
}),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|