(function ($) {
var DOCUMENT_NODE = 9;(function ($) {
var DOCUMENT_NODE = 9;Gets a jQuery object containing the iframe element containing the current content
$.fn.hostIframe = function () {
return this.map(function (index, doc) {TODO make this work for windows too
if (doc.nodeType != DOCUMENT_NODE) {
throw new Error("Element is not a document");
}
var win = doc.defaultView ? doc.defaultView : doc.parentWindow;
try {
if (win && win.frameElement) {
return win.frameElement;
}
} catch (e) {accessing win.frameElement might fail if iframe is cross-site
}
return null;
});
};If the current jQuery object contains an iframe, this gets a jQuery object containing the iframe’s document
$.fn.iframeDocument = function () {
return this.map(function (index, iframe) {
try {
return iframe.contentWindow.document;
} catch (ex) {
return null;
}
});
};If the current jQuery object contains an iframe, this gets a jQuery object containing the iframe’s content window
$.fn.iframeWindow = function () {
return this.map(function (index, iframe) {
return iframe.contentWindow;
});
};
})(jQuery);