From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 xpcom/ds/nsIEnumerator.idl | 50 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 50 insertions(+)
 create mode 100644 xpcom/ds/nsIEnumerator.idl

(limited to 'xpcom/ds/nsIEnumerator.idl')

diff --git a/xpcom/ds/nsIEnumerator.idl b/xpcom/ds/nsIEnumerator.idl
new file mode 100644
index 000000000..9482ef436
--- /dev/null
+++ b/xpcom/ds/nsIEnumerator.idl
@@ -0,0 +1,50 @@
+/* -*- 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"
+
+%{C++
+#define NS_ENUMERATOR_FALSE 1
+%}
+/*
+ * DO NOT USE THIS INTERFACE.  IT IS HORRIBLY BROKEN, USES NS_COMFALSE
+ * AND IS BASICALLY IMPOSSIBLE TO USE CORRECTLY THROUGH PROXIES OR
+ * XPCONNECT.  IF YOU SEE NEW USES OF THIS INTERFACE IN CODE YOU ARE
+ * REVIEWING, YOU SHOULD INSIST ON nsISimpleEnumerator.
+ *
+ * DON'T MAKE ME COME OVER THERE.
+ */
+[deprecated, scriptable, uuid(ad385286-cbc4-11d2-8cca-0060b0fc14a3)]
+interface nsIEnumerator : nsISupports {
+  /** First will reset the list. will return NS_FAILED if no items
+   */
+  void first();
+
+  /** Next will advance the list. will return failed if already at end
+   */
+  void next();
+
+  /** CurrentItem will return the CurrentItem item it will fail if the 
+   *  list is empty
+   */
+  nsISupports currentItem();
+
+  /** return if the collection is at the end.  that is the beginning following 
+   *  a call to Prev and it is the end of the list following a call to next
+   */
+  void isDone();
+};
+
+[deprecated, uuid(75f158a0-cadd-11d2-8cca-0060b0fc14a3)]
+interface nsIBidirectionalEnumerator : nsIEnumerator {
+
+  /** Last will reset the list to the end. will return NS_FAILED if no items
+   */
+  void last();
+
+  /** Prev will decrement the list. will return failed if already at beginning
+   */
+  void prev();
+};
-- 
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