android 6.0及以上 运行时权限申请（动态权限申请）

转载请注明出处：http://blog.csdn.net/mr_leixiansheng/article/details/77184977

ActivityCompat.checkSelfPermission(MainActivity.this, Manifest.permission.CALL_PHONE) != PackageManager.PERMISSION_GRANTED

ActivityCompat.requestPermissions(MainActivity.this, new String[]{Manifest.permission.CALL_PHONE}, 1);

@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults)

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical" android:layout_width="match_parent"
android:layout_height="match_parent">

<Button
android:id="@+id/phone_call"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="Phone Call"
android:textAllCaps="false"/>
</LinearLayout>

package com.leixiansheng.runtimepermisssiontest;

import android.Manifest;
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.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

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

Button btnPhoneCall = (Button) findViewById(R.id.phone_call);

btnPhoneCall.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View view) {
//权限判断
if (ActivityCompat.checkSelfPermission(MainActivity.this, Manifest.permission.CALL_PHONE) != PackageManager.PERMISSION_GRANTED) {
//申请授权
ActivityCompat.requestPermissions(MainActivity.this, new String[]{Manifest.permission.CALL_PHONE}, 1);
return;
} else {
call();
}
}
});
}

/**
* 模拟打电话（之前已经进行过权限判断，此处不必再进行判断）
*/
private void call() {
try {
Intent intent = new Intent(Intent.ACTION_CALL);
intent.setData(Uri.parse("tel:10086"));
startActivity(intent);
} catch (Exception e) {
e.printStackTrace();
}
}

/**
*申请权限返回结果
*/
@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults) {
switch (requestCode) {
case 1:
if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
call();
} else {
Toast.makeText(this, "Need Permission", Toast.LENGTH_SHORT).show();
}
break;
}
}
}

private void askPermission() {
List<String> permissionList = new ArrayList<>();

if (ActivityCompat.checkSelfPermission(this, Manifest.permission.CALL_PHONE) != PackageManager.PERMISSION_GRANTED) {
permissionList.add(Manifest.permission.CALL_PHONE);
}
if (ActivityCompat.checkSelfPermission(this, Manifest.permission.READ_CONTACTS) != PackageManager.PERMISSION_GRANTED) {
permissionList.add(Manifest.permission.READ_CONTACTS);
}
if (ActivityCompat.checkSelfPermission(this, Manifest.permission.WRITE_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
permissionList.add(Manifest.permission.WRITE_EXTERNAL_STORAGE);
}
//permissionList不为空，则请求权限
if (!permissionList.isEmpty()) {
String[] permissions = permissionList.toArray(new String[permissionList.size()]);
ActivityCompat.requestPermissions(this, permissions,1);
}
}

@Override
public void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults){
switch (requestCode) {
case 1:
if (grantResults.length > 0) {
for (int result : grantResults) {
//只要需要的权限有任意个未通过，则结束活动
if (result != PackageManager.PERMISSION_GRANTED) {
Toast.makeText(this, "Need Permission", Toast.LENGTH_SHORT).show();
finish();
return;
}
}
//获取到所有需要的权限后，进行下一步
doNext();
} else {
Toast.makeText(this, "Error", Toast.LENGTH_SHORT).show();
}
break;
}
}