+ var _t = this;
+ req.onload = function( ev )
+ {
+ if (req.status == 200) {
+ Roo.log(ev);
+ var cd = req.getResponseHeader('Content-Disposition');
+
+ var filename = '';
+ var matches = /filename[^;=\n]*=((['"]).*?\2|[^;\n]*)/.exec(cd);
+ if (matches != null && matches[1]) {
+ filename = matches[1].replace(/['"]/g, '');
+ }
+
+ var blob = new Blob([req.response], {type: req.responseType });
+
+ var a = document.createElement("a");
+ a.style = "display: none";
+ document.body.appendChild(a);
+ var url = window.URL.createObjectURL(blob);
+ a.href = url;
+ a.download = filename;
+ a.click();
+ //release the reference to the file by revoking the Object URL
+ window.URL.revokeObjectURL(url);
+
+ _t.success ? _t.success(ev) : '';
+ } else {
+ _t.failure ? _t.failure(ev) : '';
+ }
+
+ }
+
+ req.send(this.form);
+ /*