class MainFragment : Fragment(), BluetoothController.Listener {
private lateinit var bluetoothController: BluetoothController
private lateinit var btAdapter: BluetoothAdapter
private lateinit var binding: FragmentMainBinding
private var onOff = false
override fun onCreateView(
inflater: LayoutInflater, container: ViewGroup?,
savedInstanceState: Bundle?,
): View {
binding = FragmentMainBinding.inflate(inflater, container, false)
return binding.root
}
override fun onCreate(savedInstanceState: Bundle?) {
setHasOptionsMenu(true)
super.onCreate(savedInstanceState)
}
override fun onCreateOptionsMenu(menu: Menu, inflater: MenuInflater) {
inflater.inflate(R.menu.main_menu, menu)
super.onCreateOptionsMenu(menu, inflater)
}
override fun onOptionsItemSelected(item: MenuItem): Boolean {
initBtAdapter()
val pref = activity?.getSharedPreferences(
BluetoothConstants.PREFERENCES, Context.MODE_PRIVATE)
val mac = pref?.getString(BluetoothConstants.MAC, "")
bluetoothController = BluetoothController(btAdapter)
try {
if (item.itemId == R.id.id_color) {
/*
activity.let {
val intent = Intent(it, ColorGlow::class.java)
startActivity(intent)
}
*/
**val fragment = ColorGlow()
val transaction = fragmentManager?.beginTransaction()
transaction?.replace(R.id.ColorGlow, fragment)?.commit()
getChildFragmentManager().beginTransaction().replace(R.id.ColorGlow, ColorGlow()).commit()
//view.findNavController().navigate(R.id.ColorGlow)**
// val i: Intent = Intent(requireContext(), ColorGlow::class.java)
// startActivity(i)
}
class ColorGlow : Fragment(), BluetoothController.Listener {
private lateinit var bluetoothController: BluetoothController
private var redClick = true
private var greenClick = true
private var yellowClick = true
private var whiteClick = true
private lateinit var btAdapter: BluetoothAdapter
private lateinit var binding: ColorGlowBinding
override fun onCreateView(
inflater: LayoutInflater, container: ViewGroup?,
savedInstanceState: Bundle?,
): View {
binding = ColorGlowBinding.inflate(inflater, container, false)
return binding.root
}
FATAL EXCEPTION: main
Process: com.example.bluetoothmoduletest, PID: 24010
java.lang.IllegalArgumentException: No view found for id 0x7f080228 (com.example.bluetoothmoduletest:id/ColorGlow) for fragment MainFragment{ce573fb} (7b27cc86-0fb0-48d2-97db-8426fd364138 id=0x7f080228)
at androidx.fragment.app.FragmentStateManager.createView(FragmentStateManager.java:547)
at androidx.fragment.app.FragmentStateManager.moveToExpectedState(FragmentStateManager.java:272)
at androidx.fragment.app.FragmentManager.executeOpsTogether(FragmentManager.java:1943)