“Справочник рыбака” Урок 14

package com.neco_desarrollo.fisher_hanbook;

import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.view.View;
import androidx.core.view.GravityCompat;
import androidx.appcompat.app.ActionBarDrawerToggle;
import android.view.MenuItem;
import com.google.android.material.navigation.NavigationView;
import com.neco_desarrollo.fisher_hanbook.settings.SettingsActivity;
import com.neco_desarrollo.fisher_hanbook.utils.CustomArrayAdapter;
import com.neco_desarrollo.fisher_hanbook.utils.ListItemClass;

import androidx.drawerlayout.widget.DrawerLayout;

import androidx.appcompat.app.AppCompatActivity;
import androidx.appcompat.widget.Toolbar;
import android.view.Menu;
import android.widget.AdapterView;
import android.widget.ArrayAdapter;
import android.widget.ListView;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class MainActivity extends AppCompatActivity implements NavigationView.OnNavigationItemSelectedListener {
private ListView list;
private String[] array, arraySecName;
private CustomArrayAdapter adapter;
private Toolbar toolbar;
private int category_index;
private int[] array_fish_color = new int []{R.color.green_2, R.color.yellow, R.color.green_2, R.color.red,R.color.red};
private List<ListItemClass> listItemMain;
private ListItemClass listItem;









    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        toolbar = findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        list = findViewById(R.id.listView);
        listItemMain = new ArrayList<>();

        fillArray(R.string.fish,getResources().getStringArray(R.array.fish_array),getResources().getStringArray(R.array.fish_array_2),array_fish_color, 0);
        adapter = new CustomArrayAdapter(this,R.layout.list_view_item_1,listItemMain,getLayoutInflater());
        list.setAdapter(adapter);

        DrawerLayout drawer = findViewById(R.id.drawer_layout);
        NavigationView navigationView = findViewById(R.id.nav_view);
        ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
                this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
        drawer.addDrawerListener(toggle);
        toggle.syncState();
        navigationView.setNavigationItemSelectedListener(this);
        list.setOnItemClickListener(new AdapterView.OnItemClickListener() {
            @Override
            public void onItemClick(AdapterView<?> parent, View view, int position, long id)
            {
        Intent intent = new Intent(MainActivity.this,Text_Content_Activity.class);
        intent.putExtra("category",category_index);
        intent.putExtra("position",position);
        startActivity(intent);

            }
        });


    }

    @Override
    public void onBackPressed() {
        DrawerLayout drawer = findViewById(R.id.drawer_layout);
        if (drawer.isDrawerOpen(GravityCompat.START)) {
            drawer.closeDrawer(GravityCompat.START);
        } else {
            super.onBackPressed();
        }

    }

    @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);
        toolbar.setTitle(R.string.fish);
        return true;
    }

    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle action bar item clicks here. The action bar will
        // automatically handle clicks on the Home/Up button, so long
        // as you specify a parent activity in AndroidManifest.xml.
        int id = item.getItemId();

        //noinspection SimplifiableIfStatement
        if (id == R.id.action_settings) {

        Intent i = new Intent(MainActivity.this, SettingsActivity.class);
        startActivity(i);
        }

        return super.onOptionsItemSelected(item);
    }



    @Override
    public boolean onNavigationItemSelected(MenuItem item) {
        // Handle navigation view item clicks here.
        int id = item.getItemId();

        if (id == R.id.id_fish) {

fillArray(R.string.fish,getResources().getStringArray(R.array.fish_array),getResources().getStringArray(R.array.fish_array_2),array_fish_color, 0);
        }
        else if
        (id == R.id.id_na)
        {


        }
        else if (id == R.id.id_sna)
        {

        }
        else if (id == R.id.id_pri)
        {

        }
        else if (id == R.id.id_history)
        {

        }
        else if (id == R.id.id_advice)
        {

        }

        DrawerLayout drawer = findViewById(R.id.drawer_layout);
        drawer.closeDrawer(GravityCompat.START);
        return true;
    }
    private void fillArray(int title,String[] nameArray,String[] secName,int[] image,int index  )
{

    toolbar.setTitle(title);
if(adapter != null)  adapter.clear();

    for(int i = 0; i < nameArray.length; i++)
    {
        listItem = new ListItemClass();
        listItem.setNameF(nameArray[i]);
        listItem.setSecond_name(secName[i]);
        listItem.setImage_id(image[i]);

        listItemMain.add(listItem);
    }
   if(adapter != null) adapter.notifyDataSetChanged();
    category_index = index;
}
}