1 files changed, 34 insertions, 0 deletions
diff --git a/comm/mailnews/base/public/nsIMsgFolderCompactor.idl b/comm/mailnews/base/public/nsIMsgFolderCompactor.idl
new file mode 100644
index 0000000000..96df873f32
--- /dev/null
+++ b/comm/mailnews/base/public/nsIMsgFolderCompactor.idl
@@ -0,0 +1,34 @@
+/* -*- 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/. */
+
+#include "nsISupports.idl"
+
+interface nsIMsgFolder;
+interface nsIMsgWindow;
+interface nsIUrlListener;
+
+[scriptable, uuid(38c7e876-3083-4aea-8dcd-0ea0ec1753a3)]
+
+/**
+ * Use this for any object that wants to handle compacting folders.
+ * Currently, the folders themselves create this object.
+ */
+
+interface nsIMsgFolderCompactor :  nsISupports
+{
+  /**
+   * Compact the passed in array of folders.
+   *
+   * @param folders              The folders to compact.
+   * @param listener             Notified of completion, can be null.
+   *                             OnStartRunningUrl() will not be called.
+   *                             OnStopRunningUrl() will be called upon
+   *                             completion, with a null URL.
+   * @param window               Used for progress/status, can be null.
+   */
+  void compactFolders(in Array<nsIMsgFolder> folders,
+                      in nsIUrlListener listener,
+                      in nsIMsgWindow window);
+};