đą Topics Covered:
1. Requesting Permissions in Android 13
2. Checking for Permission Status
3. Handling Multiple Permission Requests
4. Best Practices for Permission Management
5. Implementing Permission Rationale
6. Managing Permission Callbacks
7. Streamlining User Experience
8. Security Considerations
9. Compatibility with Android 13
All Codes :
public class MainActivity extends AppCompatActivity {
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
findViewById(R.id.userPermission).setOnClickListener(view -> {
myPermissions();
});
} // onCreate method end here ==================
private final ActivityResultLauncher<String[]> requestPermissionLauncher =
registerForActivityResult(new ActivityResultContracts.RequestMultiplePermissions(), permission ->{
boolean allGranted = true;
for (Boolean isGranted : permission.values()){
if (!isGranted){
allGranted = false;
break;
}
}
if (allGranted){
// All is granted
} else {
// All is not granted
}
});
private void myPermissions(){
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU){
String[] permissions = new String[]{
android.Manifest.permission.READ_MEDIA_IMAGES,
android.Manifest.permission.READ_MEDIA_AUDIO,
android.Manifest.permission.READ_MEDIA_VIDEO,
android.Manifest.permission.CAMERA,
};
List<String> permissionsTORequest = new ArrayList<>();
for (String permission : permissions){
if (ContextCompat.checkSelfPermission(this,permission) != PackageManager.PERMISSION_GRANTED){
permissionsTORequest.add(permission);
}
}
if (permissionsTORequest.isEmpty()){
// All permissions are already granted
Toast.makeText(this, "All permissions are already granted", Toast.LENGTH_SHORT).show();
} else {
String[] permissionsArray = permissionsTORequest.toArray(new String[0]);
boolean shouldShowRationale = false;
for (String permission : permissionsArray){
if (shouldShowRequestPermissionRationale(permission)){
shouldShowRationale = true;
break;
}
}
if (shouldShowRationale){
new AlertDialog.Builder(this)
.setMessage("Please allow all permissions")
.setCancelable(false)
.setPositiveButton("YES", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
requestPermissionLauncher.launch(permissionsArray);
}
})
.setNegativeButton("NO", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
dialogInterface.dismiss();
}
})
.show();
} else {
requestPermissionLauncher.launch(permissionsArray);
}
}
} else if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
String[] permissions = new String[]{
android.Manifest.permission.READ_EXTERNAL_STORAGE,
};
List<String> permissionsTORequest = new ArrayList<>();
for (String permission : permissions){
if (ContextCompat.checkSelfPermission(this,permission) != PackageManager.PERMISSION_GRANTED){
permissionsTORequest.add(permission);
}
}
if (permissionsTORequest.isEmpty()){
// All permissions are already granted
Toast.makeText(this, "All permissions are already granted", Toast.LENGTH_SHORT).show();
} else {
String[] permissionsArray = permissionsTORequest.toArray(new String[0]);
boolean shouldShowRationale = false;
for (String permission : permissionsArray){
if (shouldShowRequestPermissionRationale(permission)){
shouldShowRationale = true;
break;
}
}
if (shouldShowRationale){
new AlertDialog.Builder(this)
.setMessage("Please allow all permissions")
.setCancelable(false)
.setPositiveButton("YES", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
requestPermissionLauncher.launch(permissionsArray);
}
})
.setNegativeButton("NO", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialogInterface, int i) {
dialogInterface.dismiss();
}
})
.show();
} else {
requestPermissionLauncher.launch(permissionsArray);
}
}
}
} // myPermissions end here ================
} // public class end here =========================
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