執行時許可權的處理方法（以打電話為例 Api 23,24）
阿新 • • 發佈：2019-01-24
Android中危險許可權共9組24個許可權
group:android.permission-group.CONTACTS
permission:android.permission.WRITE_CONTACTS
permission:android.permission.GET_ACCOUNTS
permission:android.permission.READ_CONTACTS
group:android.permission-group.PHONE
permission:android.permission.READ_CALL_LOG
permission:android.permission package com.example.bazinga.runtimepermissiontest;
import android.Manifest;
import android.app.Activity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.support.annotation.NonNull;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
private Button button;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
button = (Button)findViewById(R.id.make_call);
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
//1. 檢查使用者是否授權
if (ContextCompat.checkSelfPermission(MainActivity.this, Manifest.permission.
CALL_PHONE)!= PackageManager.PERMISSION_GRANTED){
//2.如果沒有授權，那麼申請授權
ActivityCompat.requestPermissions(MainActivity.this,new String[]{Manifest.permission.CALL_PHONE},1);
}else {
call();
}
}
});
}
private void call() {
try {
Intent intent = new Intent(Intent.ACTION_CALL);
intent.setData(Uri.parse("tel:10086"));
startActivity(intent);
}catch (SecurityException e){
e.printStackTrace();
}
}
//3.回撥處理的授權方法
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
super.onRequestPermissionsResult(requestCode, permissions, grantResults);
switch (requestCode){
case 1:
if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
call();
}else{
Toast.makeText(MainActivity.this,"You denied the permission",Toast.LENGTH_LONG).show();
}
break;
default:
}
}
}