Files
Qlyra/lib/frontend/widgets/custom_notification.dart
T

108 lines
2.7 KiB
Dart

import 'package:flutter/material.dart';
const Duration _defaultNotificationDuration = Duration(milliseconds: 2600);
void showCustomNotification(
BuildContext context,
String message, {
Duration? duration,
}) {
showCustomNotificationOnOverlay(
Overlay.of(context),
message,
duration: duration,
);
}
void showCustomNotificationOnOverlay(
OverlayState overlay,
String message, {
Duration? duration,
}) {
final total = duration ?? _defaultNotificationDuration;
final entry = OverlayEntry(
builder: (context) => CustomNotification(message: message, duration: total),
);
overlay.insert(entry);
Future.delayed(total, () {
if (entry.mounted) entry.remove();
});
}
class CustomNotification extends StatefulWidget {
final String message;
final Duration duration;
const CustomNotification({
required this.message,
this.duration = _defaultNotificationDuration,
super.key,
});
@override
State<CustomNotification> createState() => _CustomNotificationState();
}
class _CustomNotificationState extends State<CustomNotification>
with SingleTickerProviderStateMixin {
late AnimationController _controller;
late Animation<double> _opacity;
@override
void initState() {
super.initState();
_controller = AnimationController(
vsync: this,
duration: const Duration(milliseconds: 300),
reverseDuration: const Duration(milliseconds: 300),
);
_opacity = Tween<double>(begin: 0.0, end: 1.0).animate(_controller);
_controller.forward();
final fadeOutDelay = widget.duration - const Duration(milliseconds: 300);
Future.delayed(
fadeOutDelay > Duration.zero ? fadeOutDelay : Duration.zero,
() {
if (mounted) _controller.reverse();
},
);
}
@override
void dispose() {
_controller.dispose();
super.dispose();
}
@override
Widget build(BuildContext context) {
final cs = Theme.of(context).colorScheme;
return Positioned(
bottom: 60,
left: 0,
right: 0,
child: Material(
color: Colors.transparent,
child: Center(
child: FadeTransition(
opacity: _opacity,
child: Container(
padding: const EdgeInsets.symmetric(horizontal: 24, vertical: 12),
decoration: BoxDecoration(
color: cs.surfaceContainerHighest,
borderRadius: BorderRadius.circular(50),
),
child: Text(
widget.message,
style: TextStyle(
color: cs.onSurface,
fontSize: 14,
fontWeight: FontWeight.w500,
),
),
),
),
),
),
);
}
}