Bootstrap4 Assets and Helper classes like ActiveForm for LUYA and Yii2.

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1.1.2 2021-12-09 09:26 UTC

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Last update: 2024-02-06 09:58:05 UTC



Bootstrap 4

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Wrapper classes for new Bootstrap 4 CSS Framework for Yii and/or LUYA.

As of Bootstrap 4, the grid is completely written in FLEX. Check the Browser Support to decide if you want to use Bootstrap 4 for your project.

This package contains the following components:

  • Widgets
    • ActiveForm Widget (Yii ActiveForm Widget matching the Bootstrap 4 form styles)
    • Breadcrumbs
    • LinkPager
    • ActiveField Widget
    • Grid View / Action Column
  • Tags
    • Tooltips
  • CMS Blocks
    • Image
    • Carousel
  • Asset File (contains precompiled bootstrap4 css and js files via cdn)


Add the package to your project via composer

composer require luyadev/luya-bootstrap4:^1.0

Assets Bundle

To use the css and js files of bootstrap just register the Bootstrap4Asset into your layout file with the following code of your layout.php file:


At the top section of your layout file. This will include all required css and js files to use bootstrap 4 and set the right depenecy with jquery.

Active Form

A common way to build forms is the use thy Yii ActiveForm widget, to match all bootstrap4 components use it like following:

use luya\bootstrap4\ActiveForm;
use yii\helpers\Html;

/* @var $this luya\web\View */
/* @var $form luya\bootstrap4\ActiveForm */
<h1>Bootstrap 4 ActiveForm</h1>
<?php $form = ActiveForm::begin() ?>
    <?= $form->field($model, 'username') ?>
    <?= $form->field($model, 'password')->passwordInput() ?>
    <?= Html::submitButton('Login', ['class' => 'btn btn-primary-outline']) ?>
<?php ActiveForm::end() ?>

Tip: In order to style required fields with asterisks, you can use the following CSS:

div.required label.control-label:after {
   content: " *";
   color: red;