android 6.0 权限申请工具

package com.sfh.cp.util;

import android.Manifest;
import android.app.Activity;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.net.Uri;
import android.os.Build;
import android.provider.Settings;
import android.support.annotation.NonNull;
import android.support.v4.app.ActivityCompat;
import android.support.v4.content.ContextCompat;
import android.support.v4.content.PermissionChecker;
import android.widget.Toast;

/**
* 权限申请工具
* @author sunfeihu
*/

public final class UtilPermission {

public interface IPermission {
/***
* 权限申请成功
* @param code
*/
void onPermissionSuccess(int code);
/***
* 权限申请用户提示
* @param code
*/
void onPermissionRationale(int code);

/***
* 权限申请失败
* @param code
*/
void onPermissionFial(int code);
}

/**
* 摄像头code
*/
public static final int CODE_CAMERA = 0;
/**
* 联系人
*/
public static final int CODE_CONTACTS = 1;
/**
* 日历数据
*/
public static final int CODE_CALENDAR = 2;
/**
* 传感器
*/
public static final int CODE_SENSORS = 3;
/**
* 麦克风
*/
public static final int CODE_AUDIO = 4;
/**
* 短信
*/
public static final int CODE_SMS = 5;
/**
* 存储
*/
public static final int CODE_STORAGE = 6;
/**
* 位置
*/
public static final int CODE_LOCATION = 7;

/**
* 电话
*/
public static final int CODE_PHONE = 8;

private static String[] PERMISSION_MULIT = new String[]{
Manifest.permission.CAMERA,
Manifest.permission.READ_CONTACTS,
Manifest.permission.READ_CALENDAR,
Manifest.permission.BODY_SENSORS,
Manifest.permission.RECORD_AUDIO,
Manifest.permission.SEND_SMS,
Manifest.permission.WRITE_EXTERNAL_STORAGE,
Manifest.permission.ACCESS_COARSE_LOCATION,
Manifest.permission.CALL_PHONE
};

/***
* 检查是否需要申请权限
* @param activity
* @param permissionCode
* @param callback
*/
public static void checkSelfPermission(@NonNull final Activity activity, @NonNull final int permissionCode, @NonNull IPermission callback) {

if (permissionCode < 0 || permissionCode >= PERMISSION_MULIT.length) {
return;
}

final String permission = PERMISSION_MULIT[permissionCode];

// 手机android 系统版本小于 23 (android 6.0)
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.M) {
//一般android6以下会在安装时自动获取权限
callback.onPermissionSuccess(permissionCode);
return;
}

//检查应用是否拥有该权限
boolean per = checkVersion(activity, permission);

// 需要申请
if (!per) {

//为申请权限，系统会弹出对话框，询问用户是否给予应用授权该权限，用户可以选择允许或拒绝 (小米一样，永远只会 false)
//华为部分权限的 ActivityCompat.shouldShowRequestPermissionRationale(Activity, String) 返回 false
if (ActivityCompat.shouldShowRequestPermissionRationale(activity, permission)) {
callback.onPermissionRationale(permissionCode);
}
ActivityCompat.requestPermissions(activity, new String[]{permission}, permissionCode);
} else {
//有权限，不需要申请
callback.onPermissionSuccess(permissionCode);
}
}

private static boolean checkVersion(@NonNull final Activity activity, @NonNull String permission) {

//targetSdkVersion<23时 即便运行在android6及以上设备 ContextCompat.checkSelfPermission中Context.checkSelfPermission失效
//返回值始终为PERMISSION_GRANTED
//此时必须使用PermissionChecker.checkSelfPermission

// 应用程序targetSdkVersion目标版本
int targetSdkVersion = activity.getApplication().getApplicationInfo().targetSdkVersion;
//检查应用是否拥有该权限，被授权返回值为PERMISSION_GRANTED，否则返回PERMISSION_DENIED
if (targetSdkVersion >= Build.VERSION_CODES.M) {

return ContextCompat.checkSelfPermission(activity, permission) == PackageManager.PERMISSION_GRANTED;

} else {
return PermissionChecker.checkSelfPermission(activity, permission) == PackageManager.PERMISSION_GRANTED;
}
}

/***
*在Activity,Fragmnet回调 onRequestPermissionsResult
* @param activity
* @param requestCode
* @param permissions
* @param grantResults
* @param callback
*/
public static void onRequestPermissionsResult(@NonNull final Activity activity, int requestCode, @NonNull String[] permissions, @NonNull int[] grantResults, @NonNull IPermission callback) {

if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
callback.onPermissionSuccess(requestCode);
} else {
// 失败，打开应用设置权限【应用申请权限时，用户可能禁止或勾选了不在提示】
openAppSetting(activity);
}
}

private static void openAppSetting(@NonNull Activity activity) {
Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
Uri uri = Uri.fromParts("package", activity.getPackageName(), null);
intent.setData(uri);
if (activity.getPackageManager().resolveActivity(intent, PackageManager.MATCH_DEFAULT_ONLY) != null) {
try {
activity.startActivity(intent);
} catch (Exception e) {
Toast.makeText(activity, "请打开应用管理,设置应用权限", Toast.LENGTH_SHORT).show();
}

} else {
Toast.makeText(activity, "请打开应用管理,设置应用权限", Toast.LENGTH_SHORT).show();
}

}
}