zhy_app_xunjian/.svn/pristine/f7/f7dc3c357a0d41df6244c1dd10cdf10264cfaef6.svn-base

package com.example.myapplication.ui;

import android.content.Intent;
import android.os.Bundle;
import android.view.Menu;
import android.view.MenuItem;

import androidx.annotation.NonNull;
import androidx.appcompat.widget.Toolbar;
import androidx.drawerlayout.widget.DrawerLayout;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentTransaction;
import androidx.navigation.NavController;
import androidx.navigation.Navigation;
import androidx.navigation.ui.AppBarConfiguration;
import androidx.navigation.ui.NavigationUI;

import com.example.myapplication.R;
import com.example.myapplication.ui.list.PullToRefreshFragment;
import com.example.myapplication.ui.slideshow.SlideshowFragment;
import com.google.android.material.navigation.NavigationView;

public class MainActivity extends BaseActivity {

    private AppBarConfiguration mAppBarConfiguration;
    FragmentManager fragmentManager;
    FragmentTransaction fragmentTransaction;
    PullToRefreshFragment pullToRefreshFragment;
    SlideshowFragment slideshowFragment;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Toolbar toolbar = findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);
        /*FloatingActionButton fab = findViewById(R.id.fab);
        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 = findViewById(R.id.drawer_layout);
        NavigationView navigationView = findViewById(R.id.nav_view);
        // 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.nav_pullToRefresh, R.id.nav_slideshow, R.id.nav_slideshow,
                R.id.nav_tools, R.id.nav_jzvd, R.id.nav_send)
                .setDrawerLayout(drawer)
                .build();
        NavController navController = Navigation.findNavController(this, R.id.nav_host_fragment);
        NavigationUI.setupActionBarWithNavController(this, navController, mAppBarConfiguration);
        NavigationUI.setupWithNavController(navigationView, navController);

        fragmentManager = getSupportFragmentManager();

        pullToRefreshFragment = new PullToRefreshFragment();
        slideshowFragment = new SlideshowFragment();

        navigationView.setNavigationItemSelectedListener(new NavigationView.OnNavigationItemSelectedListener() {
            @Override
            public boolean onNavigationItemSelected(@NonNull MenuItem menuItem) {
                switch (menuItem.getItemId()) {
                    case R.id.nav_pullToRefresh:
                        fragmentTransaction = fragmentManager.beginTransaction();
                        fragmentTransaction.replace(R.id.nav_host_fragment, pullToRefreshFragment).commit();
                        break;
                    case R.id.nav_LRecyclerView:
                        startActivity(new Intent(MainActivity.this, com.lzx.demo.MainActivity.class));
                        break;
                    case R.id.nav_slideshow:
                        fragmentTransaction = fragmentManager.beginTransaction();
                        fragmentTransaction.replace(R.id.nav_host_fragment, slideshowFragment).commit();
                        break;
                }
                return false;
            }

        });
    }

    @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);
        return NavigationUI.navigateUp(navController, mAppBarConfiguration)
                || super.onSupportNavigateUp();
    }
}