在6.0 系统中请求某些权限需要检查权限

下面以拨打电话为例

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if (!TextUtils.isEmpty(phone)) {
    if (!hasPermission()) {
        // 在6.0 系统中请求某些权限需要检查权限
        int curApiVersion = Build.VERSION.SDK_INT;
        if (curApiVersion >= Build.VERSION_CODES.M) {
            // 动态请求拨打电话权限
            requestPermissions(
                    new String[] { Manifest.permission.CALL_PHONE }, 0x11);
        } else {
            intentToCall(phone);
        }
    } else {
        intentToCall(phone);
    }
}
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private boolean hasPermission() {
        if (checkSelfPermission(Manifest.permission.CALL_PHONE) != PackageManager.PERMISSION_GRANTED) {
            return false;
        }
        return true;
    }

    private void intentToCall(String phoneNumber) {
        Intent intent = new Intent(Intent.ACTION_CALL);
        Uri data = Uri.parse("tel:" + phoneNumber);
        intent.setData(data);
        startActivity(intent);
    }

    
    /**
     * 动态请求拨打电话权限后，监听用户的点击事件 
     */
    @Override
    public void onRequestPermissionsResult(int requestCode,
            String[] permissions, int[] grantResults) {
        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
        if (requestCode == 0x11) {
            // If request is cancelled, the result arrays are empty.
            if (grantResults.length > 0
                    && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
                CldLog.i("CMCC", "权限被允许");
                String phone = mContactsInfo.getPhone();
                intentToCall(phone);
            } else {
                CldLog.i("CMCC", "权限被拒绝");
            }
        }
    }