1 files changed, 46 insertions, 0 deletions
diff --git a/comm/mailnews/base/src/nsMsgFolderNotificationService.h b/comm/mailnews/base/src/nsMsgFolderNotificationService.h
new file mode 100644
index 0000000000..fecf3b3064
--- /dev/null
+++ b/comm/mailnews/base/src/nsMsgFolderNotificationService.h
@@ -0,0 +1,46 @@
+/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+/* 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/. */
+
+#ifndef nsMsgFolderNotificationService_h__
+#define nsMsgFolderNotificationService_h__
+
+#include "nsIMsgFolderNotificationService.h"
+#include "nsIMsgFolderListener.h"
+#include "nsTObserverArray.h"
+#include "nsCOMPtr.h"
+
+class nsMsgFolderNotificationService final
+    : public nsIMsgFolderNotificationService {
+ public:
+  NS_DECL_ISUPPORTS
+  NS_DECL_NSIMSGFOLDERNOTIFICATIONSERVICE
+
+  nsMsgFolderNotificationService();
+
+ private:
+  ~nsMsgFolderNotificationService();
+  struct MsgFolderListener {
+    nsCOMPtr<nsIMsgFolderListener> mListener;
+    msgFolderListenerFlag mFlags;
+
+    MsgFolderListener(nsIMsgFolderListener* aListener,
+                      msgFolderListenerFlag aFlags)
+        : mListener(aListener), mFlags(aFlags) {}
+    MsgFolderListener(const MsgFolderListener& aListener)
+        : mListener(aListener.mListener), mFlags(aListener.mFlags) {}
+    ~MsgFolderListener() {}
+
+    int operator==(nsIMsgFolderListener* aListener) const {
+      return mListener == aListener;
+    }
+    int operator==(const MsgFolderListener& aListener) const {
+      return mListener == aListener.mListener;
+    }
+  };
+
+  nsTObserverArray<MsgFolderListener> mListeners;
+};
+
+#endif