timercounter 0.0.1

倒计时工具.

timercounter

倒计时工具.

Getting Started

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class _SmsCounterViewState extends State<SmsCounterView> {
    TimeTool _timer;
    int counter = 59;

    @override
    void initState() {
    super.initState();
    _beginTimer();
}

@override
void dispose() {
    _timer.stop();
    super.dispose();
}
void _beginTimer() {
    _timer = TimeTool.begin(duration: 59, callback:(timerCount){ 
        // do somthing ...
    });
}