Add m-esr52 at 52.6.0

1 files changed, 39 insertions, 0 deletions

diff --git a/addon-sdk/source/lib/sdk/tabs/events.js b/addon-sdk/source/lib/sdk/tabs/events.js
new file mode 100644
index 000000000..65650f9dc
--- /dev/null
+++ b/addon-sdk/source/lib/sdk/tabs/events.js
@@ -0,0 +1,39 @@
+/* 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/. */
+"use strict";
+
+module.metadata = {
+  "stability": "unstable"
+};
+
+const ON_PREFIX = "on";
+const TAB_PREFIX = "Tab";
+
+const EVENTS = {
+  ready: "DOMContentLoaded",
+  load: "load", // Used for non-HTML content
+  pageshow: "pageshow", // Used for cached content
+  open: "TabOpen",
+  close: "TabClose",
+  activate: "TabSelect",
+  deactivate: null,
+  pinned: "TabPinned",
+  unpinned: "TabUnpinned"
+}
+exports.EVENTS = EVENTS;
+
+Object.keys(EVENTS).forEach(function(name) {
+  EVENTS[name] = {
+    name: name,
+    listener: createListenerName(name),
+    dom: EVENTS[name]
+  }
+});
+
+function createListenerName (name) {
+  if (name === 'pageshow')
+    return 'onPageShow';
+  else
+    return ON_PREFIX + name.charAt(0).toUpperCase() + name.substr(1);
+}