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feat: make sure bluetooth is enabled

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This commit is contained in:
Fabian Christoffel
2023-06-14 14:49:47 +02:00
parent 1349045f3d
commit e704139a07
1 changed files with 44 additions and 0 deletions
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44
app/src/main/java/com/example/sensortestingapp/MainActivity.kt
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@@ -1,5 +1,14 @@
package com.example.sensortestingapp package com.example.sensortestingapp
import android.Manifest
import android.annotation.SuppressLint
import android.app.Activity
import android.bluetooth.BluetoothAdapter
import android.bluetooth.BluetoothManager
import android.content.Context
import android.content.Intent
import android.content.pm.PackageManager
import android.os.Build
import android.os.Bundle import android.os.Bundle
import com.google.android.material.snackbar.Snackbar import com.google.android.material.snackbar.Snackbar
import androidx.appcompat.app.AppCompatActivity import androidx.appcompat.app.AppCompatActivity
@@ -10,13 +19,21 @@ import androidx.navigation.ui.navigateUp
import androidx.navigation.ui.setupActionBarWithNavController import androidx.navigation.ui.setupActionBarWithNavController
import android.view.Menu import android.view.Menu
import android.view.MenuItem import android.view.MenuItem
import androidx.core.content.ContextCompat
import com.example.sensortestingapp.databinding.ActivityMainBinding import com.example.sensortestingapp.databinding.ActivityMainBinding
private const val ENABLE_BLUETOOTH_REQUEST_CODE = 1
class MainActivity : AppCompatActivity() { class MainActivity : AppCompatActivity() {
private lateinit var appBarConfiguration: AppBarConfiguration private lateinit var appBarConfiguration: AppBarConfiguration
private lateinit var binding: ActivityMainBinding private lateinit var binding: ActivityMainBinding
private val bluetoothAdapter: BluetoothAdapter by lazy {
val bluetoothManager = getSystemService(Context.BLUETOOTH_SERVICE) as BluetoothManager
bluetoothManager.adapter
}
override fun onCreate(savedInstanceState: Bundle?) { override fun onCreate(savedInstanceState: Bundle?) {
WindowCompat.setDecorFitsSystemWindows(window, false) WindowCompat.setDecorFitsSystemWindows(window, false)
super.onCreate(savedInstanceState) super.onCreate(savedInstanceState)
@@ -58,4 +75,31 @@ class MainActivity : AppCompatActivity() {
return navController.navigateUp(appBarConfiguration) return navController.navigateUp(appBarConfiguration)
|| super.onSupportNavigateUp() || super.onSupportNavigateUp()
} }
override fun onResume() {
super.onResume()
if (!bluetoothAdapter.isEnabled) {
promptEnableBluetooth()
}
}
override fun onActivityResult(requestCode: Int, resultCode: Int, data: Intent?) {
super.onActivityResult(requestCode, resultCode, data)
when (requestCode) {
ENABLE_BLUETOOTH_REQUEST_CODE -> {
if (resultCode != Activity.RESULT_OK) {
promptEnableBluetooth()
}
}
}
}
@SuppressLint("MissingPermission")
private fun promptEnableBluetooth() {
if (!bluetoothAdapter.isEnabled) {
val enableBtIntent = Intent(BluetoothAdapter.ACTION_REQUEST_ENABLE)
startActivityForResult(enableBtIntent, ENABLE_BLUETOOTH_REQUEST_CODE)
}
}
} }