 |
| Android Studio 터미널 |
Powershell7 을 윈도에 설치하였지만 Android Studio 터미널은 내장 powershell (5.1 버전) 이다.
 |
| File -> Settings |
 |
| Tools -> Terminal -> Application Settings -> Shell path |
e.g.) C:\Program Files\PowerShell\7\pwsh.exe
 |
| Android Studio 터미널 |
 |
| 권한 처리 과정 |
<!-- A camera with burst capability is required to use this application -->
<uses-feature android:name="android.hardware.camera.any" />
<!-- Permission declarations -->
<uses-permission android:name="android.permission.CAMERA" />
<uses-permission android:name="android.permission.RECORD_AUDIO" />앱이 필요로 하는 권한들 선언
<!-- Permission declarations -->
<uses-permission android:name="android.permission.CAMERA" />
<uses-permission android:name="android.permission.RECORD_AUDIO" />
마켓플레이스 (Google Play 스토어) 에 필터링 적용
<!-- A camera with burst capability is required to use this application -->
<uses-feature android:name="android.hardware.camera.any" />
https://developer.android.com/training/permissions/requesting#already-granted
import android.Manifest
import androidx.core.content.ContextCompat
...
private val PERMISSIONS_REQUIRED = arrayOf(
Manifest.permission.CAMERA,
Manifest.permission.RECORD_AUDIO)
...
fun hasPermissions(context: Context) = PERMISSIONS_REQUIRED.all {
ContextCompat.checkSelfPermission(context, it) == PackageManager.PERMISSION_GRANTED
}
예)
ActivityCompat.shouldShowRequestPermissionRationale(activity, Manifest.permission.CAMERA)
사용자 UI, 예를 들어 권한이 필요한 이유를 설명하는 화면를 보여줘야할 필요가 있다고 안드로이드 운영체제가 판단하는지 여부를 확인하는 함수
문제는 언제 true/false 값을 주는지 앱 개발자 측면에서 명확하지는 않다.
다만 안드로이드 공식 예제를 통해 처리 시점을 가늠해 본다
예제)
class MainActivity : AppCompatActivity() {
private val requestPermission = registerForActivityResult(ActivityResultContracts.RequestPermission()) { isGranted ->
// returns boolean representind whether the
// permission is granted or not
if (isGranted) {
Log.i("DEBUG", "permission granted")
} else {
Log.i("DEBUG", "permission denied")
}
}
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
findViewById<Button>(R.id.button).setOnClickListener {
// call launch with string containing permission to be
// requested to show the system permission dialog
requestPermission.launch(Manifest.permission.CAMERA)
}
}
}
class MainActivity : AppCompatActivity() {
private val requestPermission = registerForActivityResult(ActivityResultContracts.RequestMultiplePermissions()) { permissions ->
permissions.forEach { actionMap ->
when (actionMap.key) {
Manifest.permission.CAMERA -> {
if (actionMap.value) {
Log.i("DEBUG", "permission granted")
} else {
Log.i("DEBUG", "permission denied")
}
}
}
}
}
override fun onCreate(savedInstanceState: Bundle?) {
super.onCreate(savedInstanceState)
setContentView(R.layout.activity_main)
findViewById<Button>(R.id.button).setOnClickListener {
requestMultiplePermissions.launch(
arrayOf(
Manifest.permission.CAMERA,
Manifest.permission.ACCESS_FINE_LOCATION
)
)
}
}
}