https://pub.flutter-io.cn/packages/permission_handler
https://www.jianshu.com/p/fa68876fbdfd
例
Future requestPermission() async {
// 申请权限
Map<PermissionGroup, PermissionStatus> permissions =
await PermissionHandler().requestPermissions([PermissionGroup.storage]);
// 申请结果
PermissionStatus permission = await PermissionHandler()
.checkPermissionStatus(PermissionGroup.storage);
if (permission == PermissionStatus.granted) {
print("权限申请通过");
} else {
print("权限申请通过");
}
}
}