/**
 * @param permissions需要申请的权限
 * @param requestCode申请回调code
 */
 public static void requestPermissions(final @NonNull Activity activity,final @NonNullString[] permissions, final int requestCode)

 /**

 *@param requestCode申请回调code

 *@param permissions申请的权限

 *@param grantResults返回申请状态PackageManager#PERMISSION_GRANTED（授予） PackageManager#PERMISSION_DENIED（拒绝）

 */

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

 @Override

 public void  onRequestPermissionsResult(int requestCode, String[] permissions, int[]  grantResults) {

   super.onRequestPermissionsResult(requestCode,  permissions, grantResults);

   List  fragments = getChildFragmentManager().getFragments();

   if (fragments != null)  {

   for (Fragment  fragment : fragments) {

      if (fragment !=  null) {

        fragment.onRequestPermissionsResult(requestCode,permissions,grantResults);

      }

   }

 }
}

 public class RequestPermissions {

   public static intREQUEST_EXTERNAL_STORAGE = 1;

   public static String[]PERMISSIONS_STORAGE = {

        Manifest.permission.READ_EXTERNAL_STORAGE,

        Manifest.permission.WRITE_EXTERNAL_STORAGE

   };

   /**

   *读写权限申请回调true有权限false无权限

   *

   * @param mContext

   */

   public static voidwriteExternalStorage(final Context mContext, PermissionCallBack mCallBack) {

   //检查是否拥有相应的权限

      int permission =ActivityCompat.checkSelfPermission(mContext,Manifest.permission.WRITE_EXTERNAL_STORAGE);

   //没有权限发起申请

   if (permission !=PackageManager.PERMISSION_GRANTED) {

   //6.0及以上版本才需要申请权限

      if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.M)

        ActivityCompat.requestPermissions((Activity) mContext,PERMISSIONS_STORAGE,REQUEST_EXTERNAL_STORAGE);

      else {

        mCallBack.setOnPermissionListener(false);

      }

   } else {

      mCallBack.setOnPermissionListener(true);

   }

 }

   /**

   *读写权限申请回调true有权限false无权限

   *

   * @param mContext

   */

 public static voidwriteExternalStorage(final Context mContext, PermissionCallBack mCallBack, intrequestCode) {

   //检查是否拥有相应的权限

   int permission =ActivityCompat.checkSelfPermission(mContext,Manifest.permission.WRITE_EXTERNAL_STORAGE);

   //没有权限发起申请

   if (permission !=PackageManager.PERMISSION_GRANTED) {

      //6.0及以上版本才需要申请权限

      if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.M)

        ActivityCompat.requestPermissions((Activity) mContext,PERMISSIONS_STORAGE,requestCode);

      else {

        mCallBack.setOnPermissionListener(false);

      }

   } else {

      mCallBack.setOnPermissionListener(true);

   }

 }

 /**

 *权限申请回调，需要在你调用的Activity中onRequestPermissionsResult调用该方法true申请权限成功false申请权限失败

 *

 * @param requestCode

 * @param permissions

 * @param grantResults

 */

 public static void onRequestPermissionsResult(int requestCode, @NonNull String[] permissions,@NonNull int[] grantResults, PermissionCallBack mCallBack) {

   if (requestCode ==REQUEST_EXTERNAL_STORAGE) {

      //判断权限是否申请成功

      if(grantResults.length > 0 && grantResults[0] ==PackageManager.PERMISSION_GRANTED) {

        mCallBack.setOnPermissionListener(true);

      } else {

        mCallBack.setOnPermissionListener(false);

      }

      return;

   }

 }

 /**

 * 6.0以下申请打开权限管理

 *

 * @param mContext

 */

 public static void openPre(final Context mContext) {

   RemindDialogUtil.showRemindDialog(mContext, "當前無權限，將無法進行應用升級~,是否打开设置？", new RemindDialogUtil.DialogCallBack() {

      @Override

      public void clickYes() {

        //跳转到设置页面，手动打开权限

        Intent intent= new Intent();

        intent.setAction(Settings.ACTION_APPLICATION_SETTINGS);

        mContext.startActivity(intent);

        RemindDialogUtil.hideRemindDialog();

      }

      @Override

      public voidclickCancel() {

        RemindDialogUtil.hideRemindDialog();

      }

   });

   }

   public interfacePermissionCallBack {

      void setOnPermissionListener(Boolean bo);

   }

 }