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/*
* Copyright 2017 Google Inc. All Rights Reserved.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.skia.arcore;
import android.Manifest;
import android.app.Activity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.provider.Settings;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
/**
* Helper to ask camera permission.
*/
public class CameraPermissionHelper {
private static final String CAMERA_PERMISSION = Manifest.permission.CAMERA;
private static final int CAMERA_PERMISSION_CODE = 0;
/**
* Check to see we have the necessary permissions for this app.
*/
public static boolean hasCameraPermission(Activity activity) {
return ContextCompat.checkSelfPermission(activity, CAMERA_PERMISSION)
== PackageManager.PERMISSION_GRANTED;
}
/**
* Check to see we have the necessary permissions for this app, and ask for them if we don't.
*/
public static void requestCameraPermission(Activity activity) {
ActivityCompat.requestPermissions(
activity, new String[]{CAMERA_PERMISSION}, CAMERA_PERMISSION_CODE);
}
/**
* Check to see if we need to show the rationale for this permission.
*/
public static boolean shouldShowRequestPermissionRationale(Activity activity) {
return ActivityCompat.shouldShowRequestPermissionRationale(activity, CAMERA_PERMISSION);
}
/**
* Launch Application Setting to grant permission.
*/
public static void launchPermissionSettings(Activity activity) {
Intent intent = new Intent();
intent.setAction(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
intent.setData(Uri.fromParts("package", activity.getPackageName(), null));
activity.startActivity(intent);
}
}
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