showScanView method
Implementation
Future showScanView() async {
// if (true == await permission()) {
await Future.delayed(Duration(milliseconds: 300));
setState(() {
_init = true;
_showPermission = false;
_showScanView = true;
});
// } else {
// setState(() {
// _init = true;
// _showScanView = false;
// _showPermission = true;
// });
// }
}