android 6.0 및 이상의 권한 신청 및 봉인
2. 공식 권한 설명 사용
int checkCameraPermission = ContextCompat.checkSelfPermission(mContext, Manifest.permission.CAMERA);
if (checkCameraPermission != PackageManager.PERMISSION_GRANTED) {
/*
,
*/
if (ActivityCompat.shouldShowRequestPermissionRationale(getActivity(),Manifest.permission.CAMERA)) {
//Show an expanation to the user asynchronously. ,
showRequestPermissionRationale(" ", new DialogInterface.OnClickListener(){
@Override
public void onClick(DialogInterface dialog, int which) {
//
requestPermissions(new String[] { Manifest.permission.CAMERA},REQUEST_PERMISSION_CAMERA);
}
});
} else {
// ,
requestPermissions(new String[] { Manifest.permission.CAMERA },REQUEST_PERMISSION_CAMERA);
}
}
주의: shouldshow RequestPermissionRationale () 방법은 사용자가 설정에서 권한을 취소하거나 요청을 거부했을 때true로 되돌아옵니다.첫 번째 질문, 체크가 끝났습니다. 다시 물어보지 않을 때false로 돌아갑니다.
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions,@NonNull int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
switch (requestCode) {
case REQUEST_PERMISSION_CAMERA:
if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
// permission was granted,
LogUtil.d("Camera Granted");
} else {
// permission denied
LogUtil.d("Camera Denied");
Toast.makeText(mContext, " ", Toast.LENGTH_SHORT).show();
}
}
break;
}
}
3. 봉인 권한 오픈 소스 소개
Sample 코드를 사용하고 다운로드 사용 코드 프로그램을 실행하여 다음 절차를 보고 주석에 따라 사용하면 됩니다.
public class MainActivity extends AppCompatActivity implements EasyPermissions.PermissionCallbacks,
EasyPermissions.RationaleCallbacks{
private static final String TAG = "MainActivity";
private static final String[] LOCATION_AND_CONTACTS =
{Manifest.permission.ACCESS_FINE_LOCATION, Manifest.permission.READ_CONTACTS};
private static final int RC_CAMERA_PERM = 123;
private static final int RC_LOCATION_CONTACTS_PERM = 124;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
// Button click listener that will request one permission.
findViewById(R.id.button_camera).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
cameraTask();
}
});
// Button click listener that will request two permissions.
findViewById(R.id.button_location_and_contacts).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
locationAndContactsTask();
}
});
}
private boolean hasCameraPermission() {
return EasyPermissions.hasPermissions(this, Manifest.permission.CAMERA);
}
private boolean hasLocationAndContactsPermissions() {
return EasyPermissions.hasPermissions(this, LOCATION_AND_CONTACTS);
}
private boolean hasSmsPermission() {
return EasyPermissions.hasPermissions(this, Manifest.permission.READ_SMS);
}
private boolean hasStoragePermission() {
return EasyPermissions.hasPermissions(this, Manifest.permission.WRITE_EXTERNAL_STORAGE);
}
@AfterPermissionGranted(RC_CAMERA_PERM)
public void cameraTask() {
if (hasCameraPermission()) {
// Have permission, do the thing!
Toast.makeText(this, "TODO: Camera things", Toast.LENGTH_LONG).show();
} else {
// Ask for one permission
EasyPermissions.requestPermissions(
this,
getString(R.string.rationale_camera),
RC_CAMERA_PERM,
Manifest.permission.CAMERA);
}
}
@AfterPermissionGranted(RC_LOCATION_CONTACTS_PERM)
public void locationAndContactsTask() {
if (hasLocationAndContactsPermissions()) {
// Have permissions, do the thing!
Toast.makeText(this, "TODO: Location and Contacts things", Toast.LENGTH_LONG).show();
} else {
// Ask for both permissions
EasyPermissions.requestPermissions(
this,
getString(R.string.rationale_location_contacts),
RC_LOCATION_CONTACTS_PERM,
LOCATION_AND_CONTACTS);
}
}
@Override
public void onRequestPermissionsResult(int requestCode,
@NonNull String[] permissions,
@NonNull int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
// EasyPermissions handles the request result.
EasyPermissions.onRequestPermissionsResult(requestCode, permissions, grantResults, this);
}
@Override
public void onPermissionsGranted(int requestCode, @NonNull List perms) {
Log.d(TAG, "onPermissionsGranted:" + requestCode + ":" + perms.size());
}
@Override
public void onPermissionsDenied(int requestCode, @NonNull List perms) {
Log.d(TAG, "onPermissionsDenied:" + requestCode + ":" + perms.size());
// (Optional) Check whether the user denied any permissions and checked "NEVER ASK AGAIN."
// This will display a dialog directing them to enable the permission in app settings.
if (EasyPermissions.somePermissionPermanentlyDenied(this, perms)) {
new AppSettingsDialog.Builder(this).build().show();
}
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
if (requestCode == AppSettingsDialog.DEFAULT_SETTINGS_REQ_CODE) {
String yes = getString(R.string.yes);
String no = getString(R.string.no);
// Do something after user returned from app settings screen, like showing a Toast.
Toast.makeText(
this,
getString(R.string.returned_from_app_settings_to_activity,
hasCameraPermission() ? yes : no,
hasLocationAndContactsPermissions() ? yes : no,
hasSmsPermission() ? yes : no),
Toast.LENGTH_LONG)
.show();
}
}
@Override
public void onRationaleAccepted(int requestCode) {
Log.d(TAG, "onRationaleAccepted:" + requestCode);
}
@Override
public void onRationaleDenied(int requestCode) {
Log.d(TAG, "onRationaleDenied:" + requestCode);
}
}
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