chamilo-lms2/app/Resources/public/assets/modernizr/feature-detects/css-pointerevents.js

// developer.mozilla.org/en/CSS/pointer-events

// Test and project pages:
// ausi.github.com/Feature-detection-technique-for-pointer-events/
// github.com/ausi/Feature-detection-technique-for-pointer-events/wiki
// github.com/Modernizr/Modernizr/issues/80


Modernizr.addTest('pointerevents', function(){
    var element = document.createElement('x'),
        documentElement = document.documentElement,
        getComputedStyle = window.getComputedStyle,
        supports;
    if(!('pointerEvents' in element.style)){
        return false;
    }
    element.style.pointerEvents = 'auto';
    element.style.pointerEvents = 'x';
    documentElement.appendChild(element);
    supports = getComputedStyle &&
        getComputedStyle(element, '').pointerEvents === 'auto';
    documentElement.removeChild(element);
    return !!supports;
});