in antora/supplemental-ui/js/home/lib/magnific-popup/magnific-popup.js [713:745]
_checkIfClose: function(target) {
if($(target).hasClass(PREVENT_CLOSE_CLASS)) {
return;
}
var closeOnContent = mfp.st.closeOnContentClick;
var closeOnBg = mfp.st.closeOnBgClick;
if(closeOnContent && closeOnBg) {
return true;
} else {
// We close the popup if click is on close button or on preloader. Or if there is no content.
if(!mfp.content || $(target).hasClass('mfp-close') || (mfp.preloader && target === mfp.preloader[0]) ) {
return true;
}
// if click is outside the content
if( (target !== mfp.content[0] && !$.contains(mfp.content[0], target)) ) {
if(closeOnBg) {
// last check, if the clicked element is in DOM, (in case it's removed onclick)
if( $.contains(document, target) ) {
return true;
}
}
} else if(closeOnContent) {
return true;
}
}
return false;
},