52 lines
1.7 KiB
Kotlin
52 lines
1.7 KiB
Kotlin
package com.tarkvaraprojekt.mobileauthapp
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import androidx.appcompat.app.AppCompatActivity
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import android.os.Bundle
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import android.view.Menu
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import android.view.MenuItem
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import android.widget.Toast
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import androidx.navigation.NavController
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import androidx.navigation.fragment.NavHostFragment
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import com.tarkvaraprojekt.mobileauthapp.databinding.ActivityMainBinding
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/**
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* The only activity of the application (single activity design).
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*/
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class MainActivity : AppCompatActivity() {
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private lateinit var navigationController: NavController
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// If true the settings menu can be accessed from the toolbar in the upper part of the screen.
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var menuAvailable: Boolean = true
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override fun onCreate(savedInstanceState: Bundle?) {
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super.onCreate(savedInstanceState)
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val binding = ActivityMainBinding.inflate(layoutInflater)
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setContentView(binding.root)
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setSupportActionBar(binding.toolbar)
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val navHostFragment = supportFragmentManager.findFragmentById(R.id.nav_host_fragment) as NavHostFragment
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navigationController = navHostFragment.navController
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}
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override fun onCreateOptionsMenu(menu: Menu?): Boolean {
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menuInflater.inflate(R.menu.menu, menu)
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return true
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}
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override fun onOptionsItemSelected(item: MenuItem) = when (item.itemId) {
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R.id.menu_settings_option -> {
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if (menuAvailable) {
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navigationController.navigate(R.id.action_homeFragment_to_settingsFragment)
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menuAvailable = false
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true
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} else {
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Toast.makeText(this, getString(R.string.unavailable), Toast.LENGTH_SHORT).show()
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false
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}
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}
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else -> super.onOptionsItemSelected(item)
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}
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} |