1 files changed, 38 insertions, 0 deletions
diff --git a/comm/mail/components/preferences/receipts.js b/comm/mail/components/preferences/receipts.js
new file mode 100644
index 0000000000..748a65d127
--- /dev/null
+++ b/comm/mail/components/preferences/receipts.js
@@ -0,0 +1,38 @@
+/* -*- Mode: Javascript; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/* import-globals-from ../../../../toolkit/content/preferencesBindings.js */
+
+Preferences.addAll([
+  { id: "mail.receipt.request_return_receipt_on", type: "bool" },
+  { id: "mail.incorporate.return_receipt", type: "int" },
+  { id: "mail.mdn.report.enabled", type: "bool" },
+  { id: "mail.mdn.report.not_in_to_cc", type: "int" },
+  { id: "mail.mdn.report.outside_domain", type: "int" },
+  { id: "mail.mdn.report.other", type: "int" },
+]);
+
+/**
+ * Enables/disables the labels and menulists depending whether
+ * sending of return receipts is enabled.
+ */
+function enableDisableAllowedReceipts() {
+  let enable = document.getElementById("receiptSend").value === "true";
+  enableElement(document.getElementById("notInToCcLabel"), enable);
+  enableElement(document.getElementById("notInToCcPref"), enable);
+  enableElement(document.getElementById("outsideDomainLabel"), enable);
+  enableElement(document.getElementById("outsideDomainPref"), enable);
+  enableElement(document.getElementById("otherCasesLabel"), enable);
+  enableElement(document.getElementById("otherCasesPref"), enable);
+}
+
+/**
+ * Set disabled state of aElement, unless its associated pref is locked.
+ */
+function enableElement(aElement, aEnable) {
+  let pref = aElement.getAttribute("preference");
+  let prefIsLocked = pref ? Preferences.get(pref).locked : false;
+  aElement.disabled = !aEnable || prefIsLocked;
+}