Intent拨打电话

    public static void call(Context context, String number) {
        if (ActivityCompat.checkSelfPermission(context, Manifest.permission.CALL_PHONE) != PackageManager.PERMISSION_GRANTED) {
            Intent intent = new Intent(Intent.ACTION_DIAL);
            Uri data = Uri.parse("tel:" + number);
            intent.setData(data);
            context.startActivity(intent);
        } else {
            Intent intent = new Intent(Intent.ACTION_CALL);
            Uri data = Uri.parse("tel:" + number);
            intent.setData(data);
            context.startActivity(intent);
        }
    }