wait for elements

scripts/shared/tools.js

@@ -0,0 +1,42 @@
+class ConstMessage {
+    constructor(id, message) {
+        this.id = id;
+        this.message = message;
+    }
+    isEqual(err) {
+        if (!err || !err.id) return false;
+        return this.id == err.id;
+    }
+}
+
+function saveFile(data, mimeType, fileName) {
+    fileName = fileName || document.title || "result";
+    var blob;
+    if (typeof window.Blob == "function") {
+        blob = new Blob([data], {
+            type: mimeType
+        })
+    } else {
+        var BlobBuiler = window.BlobBuilder || window.MozBlobBuilder || window.WebKitBlobBuilder || window.MSBlobBuilder;
+        var builer = new BlobBuiler();
+        builer.append(data);
+        blob = builer.getBlob(mimeType)
+    }
+    var URL = window.URL || window.webkitURL;
+    var url = URL.createObjectURL(blob);
+    var link = document.createElement("a");
+    if ('download' in link) {
+        link.style.visibility = "hidden";
+        link.href = url;
+        link.download = fileName;
+        document.body.appendChild(link);
+        var j = document.createEvent("MouseEvents");
+        j.initEvent("click", true, true);
+        link.dispatchEvent(j);
+        document.body.removeChild(link)
+    } else if (navigator.msSaveBlob) {
+        navigator.msSaveBlob(blob, fileName)
+    } else {
+        location.href = url
+    }
+}