11 мая, 2020

MainActivity.kt import android.content.res.TypedArray import androidx.appcompat.app.AppCompatActivity import android.os.Bundle import android.view.MenuItem import android.widget.Toast import androidx.recyclerview.widget.LinearLayoutManager import com.google.android.material.navigation.NavigationView import kotlinx.android.synthetic.main.activity_main.* import kotlinx.android.synthetic.main.main_content.* class MainActivity : AppCompatActivity(), NavigationView.OnNavigationItemSelectedListener{ var adapter: MyAdapter? = null override fun onCreate(savedInstanceState: Bundle?) { super.onCreate(savedInstanceState) setContentView(R.layout.activity_main) nav_view.setNavigationItemSelectedListener (this) var list = ArrayList<ListItem>() list.addAll(fillArras(resources.getStringArray(R.array.fish), resources.getStringArray(R.array.fish_content),getImageId(R.array.fish_image_array))) rcView.hasFixedSize() rcView.layoutManager = LinearLayoutManager(this) adapter = MyAdapter(list,this) rcView.adapter = adapter } override fun onNavigationItemSelected(item: MenuItem): Boolean { when(item.itemId){ R.id.id_fish -> { Toast.makeText(this,”Id fish”,Toast.LENGTH_SHORT).show() adapter?.updateAdapter(fillArras(resources.getStringArray(R.array.fish), resources.getStringArray(R.array.fish_content),getImageId(R.array.fish_image_array))) }… Подробнее »Справочник рыбака на Kotlin: Урок 10