Example of creating a custom widget

It is understood that the already established a new theme, as described here

In the folder application/web/theme/module/widgets create a folder for the new widget NewWidget

In Widget.php create a file with the contents of

<?php

namespace app\web\theme\module\widgets\NewWidget;

use app\extensions\DefaultTheme\components\BaseWidget;

class Widget extends BaseWidget
{
    public function widgetRun()
    {
        return $this->render('new-widget');
    }
}

Next, create a folder views, and fill in the file new-widget.php with content

<div>
    new-widget-content
</div>

Adding a new widget interface

Go along the path of DefaultTheme/backend-configuration/index, tab All Widgets Press Add Fill in the fields:

• name: NewWidget
• widget: app\web\theme\module\widgets\NewWidget\Widget

In the Applicable parts choose the public part of the topic will be available widget. For example, select Left Sidebar Press Save.

Then you need to insert a widget in one of the variations of the theme. For example, to insert the Main page. Go to the DefaultTheme/backend-configuration/index tab Theme Variations In line Main Page select a blue button Show active widgets In the Left sidebar section will be available created widget NewWidget Choose this

Then on the main page in the Left Sidebar should be displayed

new-widget-content