DiDiDone/app/src/main/java/cc/niushuai/dididone/MainActivity.java

package cc.niushuai.dididone;

import android.os.Bundle;
import android.view.Menu;
import android.view.View;

import androidx.appcompat.app.AppCompatActivity;
import androidx.core.view.LayoutInflaterCompat;
import androidx.drawerlayout.widget.DrawerLayout;
import androidx.navigation.NavController;
import androidx.navigation.Navigation;
import androidx.navigation.ui.AppBarConfiguration;
import androidx.navigation.ui.NavigationUI;

import com.google.android.material.navigation.NavigationView;
import com.google.android.material.snackbar.Snackbar;
import com.mikepenz.community_material_typeface_library.CommunityMaterial;
import com.mikepenz.devicon_typeface_library.DevIcon;
import com.mikepenz.fontawesome_typeface_library.FontAwesome;
import com.mikepenz.foundation_icons_typeface_library.FoundationIcons;
import com.mikepenz.google_material_typeface_library.GoogleMaterial;
import com.mikepenz.iconics.Iconics;
import com.mikepenz.iconics.context.IconicsLayoutInflater2;
import com.mikepenz.ionicons_typeface_library.Ionicons;

import cc.niushuai.dididone.databinding.ActivityMainBinding;

public class MainActivity extends AppCompatActivity {

    private AppBarConfiguration mAppBarConfiguration;
    private ActivityMainBinding binding;

    private void iconicsInit() {
        LayoutInflaterCompat.setFactory2(getLayoutInflater(), new IconicsLayoutInflater2(getDelegate()));
        Iconics.init(getApplicationContext());
        Iconics.registerFont(new DevIcon());
        Iconics.registerFont(new CommunityMaterial());
        Iconics.registerFont(new GoogleMaterial());
        Iconics.registerFont(new Ionicons());
        Iconics.registerFont(new FontAwesome());
        Iconics.registerFont(new FoundationIcons());
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        iconicsInit();
        super.onCreate(savedInstanceState);

        binding = ActivityMainBinding.inflate(getLayoutInflater());
        setContentView(binding.getRoot());

        setSupportActionBar(binding.appBarMain.toolbar);
        binding.appBarMain.fab.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Snackbar.make(view, "Replace with your own action", Snackbar.LENGTH_LONG)
                        .setAction("Action", null).show();
            }
        });
        DrawerLayout drawer = binding.drawerLayout;
        NavigationView navigationView = binding.navView;
        // Passing each menu ID as a set of Ids because each
        // menu should be considered as top level destinations.
        mAppBarConfiguration = new AppBarConfiguration.Builder(
                R.id.n_nav_calendar, R.id.n_nav_statistic, R.id.n_nav_statistic)
                .setOpenableLayout(drawer)
                .build();
        NavController navController = Navigation.findNavController(this, R.id.nav_host_fragment_content_main);
        NavigationUI.setupActionBarWithNavController(this, navController, mAppBarConfiguration);
        NavigationUI.setupWithNavController(navigationView, navController);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.main, menu);
        return true;
    }

    @Override
    public boolean onSupportNavigateUp() {
        NavController navController = Navigation.findNavController(this, R.id.nav_host_fragment_content_main);
        return NavigationUI.navigateUp(navController, mAppBarConfiguration)
                || super.onSupportNavigateUp();
    }
}