美好的一天我有一个自定义的微调器,它显示了字符串数组,没有任何问题。但是,当我添加onItemSelectedListener时,加载片段时我的应用程序将崩溃。
override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
auth = Firebase.auth
// show back button
val activity = activity as? MainActivity
activity?.supportActionBar?.setDisplayHomeAsUpEnabled(true)
val result = inflater.inflate(R.layout.fragment_new_key, container, false)
val spinner: Spinner = result.findViewById(R.id.spinner_Category)
ArrayAdapter.createFromResource(
requireContext(), R.array.keyCategory, R.layout.spinner_item
).also { adapter ->
spinner.adapter = adapter
}
// without adding the below, the application will work smoothly
spinner.onItemSelectedListener = object : AdapterView.OnItemSelectedListener {
override fun onNothingSelected(parent: AdapterView<*>?) {
TODO("Not yet implemented")
}
override fun onItemSelected(parent: AdapterView<*>?, view: View?, position: Int, id: Long) {
TODO("Not yet implemented")
}
}
return result
}
请您提供帮助,与微调程序有什么冲突,导致应用程序崩溃了?
谢谢。
删除这些行
TODO("Not yet implemented")
[TODO
抛出NotImplementedError