function updateMode()

in src/modules/controllers/application.js [104:116]


function updateMode(newMode) {
    var oldMode = activeMode;

    if (newMode === 'desktop' && !desktopEnabled && window._previewEnv !== 'live') {
        return;
    }

    triggerAnalytics(oldMode, newMode);

    activeMode = newMode;

    updateViews();
}