외부 라이브러리를 이용한 위험 권한 자동 부여

https://github.com/yanzhenjie/AndPermission

 

build.gradle(Module)

dependencies {
	...
    implementation 'com.yanzhenjie:permission:2.0.3'
}

 

디펜던시 변경 후 안드로이드 스튜디오 상단의 sync now 클릭

 

AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.a40_permission2">

    <!-- sd카드 읽기, 쓰기 권한 -->
    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" />
    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" />

    <application
        android:allowBackup="true"
        android:icon="@mipmap/ic_launcher"
        android:label="@string/app_name"
        android:roundIcon="@mipmap/ic_launcher_round"
        android:supportsRtl="true"
        android:theme="@style/Theme.A40_permission2">
        <activity android:name=".MainActivity">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>

</manifest>

 

MainActivity

package com.example.a40_permission2;

import androidx.appcompat.app.AppCompatActivity;

import android.os.Bundle;
import android.widget.Toast;

// 샘플 참고
// https://github.com/yanzhenjie/AndPermission/blob/master/sample/src/main/java/com/yanzhenjie/permission/sample/app/MainActivity.java
import com.yanzhenjie.permission.Action;
import com.yanzhenjie.permission.AndPermission;
import com.yanzhenjie.permission.runtime.Permission;

import java.util.List;

public class MainActivity extends AppCompatActivity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        //        모든 위험 권한을 자동 부여하는 메소드
        AndPermission.with(this).runtime().permission(Permission.READ_EXTERNAL_STORAGE, Permission.WRITE_EXTERNAL_STORAGE).onGranted(new Action<List<String>>() {
            @Override
            public void onAction(List<String> permissions) {
                showToast("허용된 권한 개수 : " + permissions.size());
            }
        }).onDenied(new Action<List<String>>() {
            @Override
            public void onAction(List<String> permissions) {
                showToast("거부된 권한 개수 : " + permissions.size());
            }
        }).start();
    }

    public void showToast(String message) {
        Toast.makeText(this, message, Toast.LENGTH_SHORT).show();
    }
}