invoice/lib/ui/app/live_text.dart

39 lines
739 B
Dart

import 'dart:async';
import 'package:flutter/widgets.dart';
class LiveText extends StatefulWidget {
const LiveText(this.value, {this.style});
final Function value;
final TextStyle style;
@override
_LiveTextState createState() => _LiveTextState();
}
class _LiveTextState extends State<LiveText> {
Timer _timer;
@override
void initState() {
super.initState();
_timer = Timer.periodic(Duration(milliseconds: 100),
(Timer timer) => mounted ? setState(() => false) : false);
}
@override
void dispose() {
_timer.cancel();
_timer = null;
super.dispose();
}
@override
Widget build(BuildContext context) {
return Text(
widget.value(),
style: widget.style,
);
}
}