1 files changed, 26 insertions, 0 deletions
diff --git a/comm/mailnews/base/public/nsIMessengerOSIntegration.idl b/comm/mailnews/base/public/nsIMessengerOSIntegration.idl
new file mode 100644
index 0000000000..99c5127701
--- /dev/null
+++ b/comm/mailnews/base/public/nsIMessengerOSIntegration.idl
@@ -0,0 +1,26 @@
+/* -*- Mode: IDL; 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/. */
+
+#include "nsISupports.idl"
+
+/**
+ * Common interfaces to integrate with different platforms, how they are
+ * implemented depends on the specific platform.
+ */
+[scriptable, uuid(d9e45fee-1dd1-11b2-938c-9147855ed837)]
+interface nsIMessengerOSIntegration : nsISupports {
+  /**
+   * Update the unread count.
+   * @param unreadCount - The number of unread messages.
+   * @param unreadTooltip - The tooltip for the unread count.
+   */
+  void updateUnreadCount(in unsigned long unreadCount,
+                         in AString unreadTooltip);
+
+  /**
+   * Use this to do necessary clean up on exit, e.g. reset the badge/tray icon.
+   */
+  void onExit();
+};