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Android Kotlin Fundamentals 03.2: Define navigation paths

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10. Task: Add the navigation drawer
Step 4: Display the navigation drawer
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skysamara 2020-03-04 17:38:46 +03:00
parent bdf620331e
commit 19180a8e56
1 changed files with 7 additions and 2 deletions
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9
AndroidTriviaFragment/app/src/main/java/com/example/android/navigation/MainActivity.kt
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@ -19,24 +19,29 @@ package com.example.android.navigation
import android.os.Bundle import android.os.Bundle
import androidx.appcompat.app.AppCompatActivity import androidx.appcompat.app.AppCompatActivity
import androidx.databinding.DataBindingUtil import androidx.databinding.DataBindingUtil
import androidx.drawerlayout.widget.DrawerLayout
import androidx.navigation.findNavController import androidx.navigation.findNavController
import androidx.navigation.ui.NavigationUI import androidx.navigation.ui.NavigationUI
import com.example.android.navigation.databinding.ActivityMainBinding import com.example.android.navigation.databinding.ActivityMainBinding
class MainActivity : AppCompatActivity() { class MainActivity : AppCompatActivity() {
private lateinit var drawerLayout: DrawerLayout
override fun onCreate(savedInstanceState: Bundle?) { override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState) super.onCreate(savedInstanceState)
@Suppress("UNUSED_VARIABLE") @Suppress("UNUSED_VARIABLE")
val binding = DataBindingUtil.setContentView<ActivityMainBinding>(this, R.layout.activity_main) val binding = DataBindingUtil.setContentView<ActivityMainBinding>(this, R.layout.activity_main)
drawerLayout = binding.drawerLayout
val navController = this.findNavController(R.id.myNavHostFragment) val navController = this.findNavController(R.id.myNavHostFragment)
NavigationUI.setupActionBarWithNavController(this, navController) NavigationUI.setupActionBarWithNavController(this, navController, drawerLayout)
NavigationUI.setupWithNavController(binding.navView, navController) NavigationUI.setupWithNavController(binding.navView, navController)
} }
override fun onSupportNavigateUp(): Boolean { override fun onSupportNavigateUp(): Boolean {
val navController = this.findNavController(R.id.myNavHostFragment) val navController = this.findNavController(R.id.myNavHostFragment)
return navController.navigateUp() return NavigationUI.navigateUp(navController, drawerLayout)
} }