1 files changed, 24 insertions, 0 deletions
diff --git a/comm/mailnews/jsaccount/src/DelegateList.cpp b/comm/mailnews/jsaccount/src/DelegateList.cpp
new file mode 100644
index 0000000000..cd146fe3dc
--- /dev/null
+++ b/comm/mailnews/jsaccount/src/DelegateList.cpp
@@ -0,0 +1,24 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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/. */
+
+#include "DelegateList.h"
+
+// This class is used within JsAccount to allow static storage of a list
+// of methods to be overridden by JS implementations, in a way that can
+// be stored and manipulated in JS, but used efficiently in C++.
+
+namespace mozilla {
+namespace mailnews {
+
+NS_IMPL_ISUPPORTS(DelegateList, msgIDelegateList)
+
+NS_IMETHODIMP DelegateList::Add(const nsACString& aMethodName) {
+  mMethods.InsertOrUpdate(aMethodName, true);
+  return NS_OK;
+}
+
+}  // namespace mailnews
+}  // namespace mozilla