concrete5.7-enabling-grid-framework.php

<?php

namespace Application\Theme\MyThemeName;

use Concrete\Core\Page\Theme\Theme;

class PageTheme extends Theme {

    //just telling the theme that it supports a particular grid framework, in this case Bootstrap 3
    protected $pThemeGridFrameworkHandle = 'bootstrap3';
    
    //automatically gets run anytime the theme gets rendered
    public function registerAssets() {
        //provideAsset - these assets are provided by the theme so don't worry about loading them
        //e.g any javascript asset defined in config/app.php that starts with bootstrap will not be loaded... instead we use our theme's bootstrap
        $this->providesAsset('javascript', 'bootstrap/*');
        $this->providesAsset('css', 'bootstrap/*');
        $this->providesAsset('css', 'blocks/form');
        $this->providesAsset('css', 'core/frontend/*');

        //requireAsset - let's us remove the version of a specific file, in this case, jquery in our theme and instead us concrete5's jquery
        $this->requireAsset('javascript', 'jquery');
    }    
}

?>