我正在尝试使用contentResolver从数据库中获取数据,并在片段中的recyclerview中显示数据。private lateinit var rvFavorites: RecyclerViewprivate var contentResolver= requireActivity().contentResolver
override fun onCreate(savedInstanceState: Bundle?)override fun onC
contentResolver是未解决的引用: contentResolver如何纠正这个问题?= contentResolver val drawable尝试#2 val contentResolver = activity?.contentResolver
val = ImageDecoder.createSource( ImageDecode
ContentResolver.setSyncAutomatically(account, DbContentProvider.AUTHORITY, true);
// Make this run aContentResolver.addPeriodicSync(account, DbContentProvider.AUTHORITY, bundle, 60);
我们如何从ActivityResultContracts返回的内容URI中解析CSV文件 private val startActivity = registerForActivityResult(ActivityResultContracts.OpenDocument()){ uri -> }
startActivity.launch(arrayOf("*/*"))