baseactivity binding搭建

Administrator

2021-10-27 2c2b6a3821d1e4ffbb2a0511d45943aae1992e55

 app/src/main/java/com/duqing/missions/ui/notifications/NotificationsFragment.java

@@ -4,41 +4,36 @@
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;
import androidx.lifecycle.Observer;
import androidx.lifecycle.ViewModelProvider;
import com.duqing.missions.R;

import com.duqing.missions.databinding.FragmentNotificationsBinding;

public class NotificationsFragment extends Fragment {

    private NotificationsViewModel notificationsViewModel;
private FragmentNotificationsBinding binding;
    private FragmentNotificationsBinding binding;

    public View onCreateView(@NonNull LayoutInflater inflater,
            ViewGroup container, Bundle savedInstanceState) {
        notificationsViewModel =
                new ViewModelProvider(this).get(NotificationsViewModel.class);

    binding = FragmentNotificationsBinding.inflate(inflater, container, false);
    View root = binding.getRoot();

        final TextView textView = binding.textNotifications;
    public View onCreateView(@NonNull LayoutInflater inflater,  ViewGroup container, Bundle savedInstanceState) {
        notificationsViewModel = new ViewModelProvider(this).get(NotificationsViewModel.class);
        binding = FragmentNotificationsBinding.inflate(inflater, container, false);
        View root = binding.getRoot();
        notificationsViewModel.getText().observe(getViewLifecycleOwner(), new Observer<String>() {
            @Override
            public void onChanged(@Nullable String s) {
                textView.setText(s);
            }
        });
        return root;
    }

@Override
    @Override
    public void onDestroyView() {
        super.onDestroyView();
        binding = null;
    }

}