1 files changed, 34 insertions, 0 deletions
diff --git a/toolkit/components/windowwatcher/nsAutoWindowStateHelper.h b/toolkit/components/windowwatcher/nsAutoWindowStateHelper.h
new file mode 100644
index 0000000000..b18bc4e5e2
--- /dev/null
+++ b/toolkit/components/windowwatcher/nsAutoWindowStateHelper.h
@@ -0,0 +1,34 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* 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 __nsAutoWindowStateHelper_h
+#define __nsAutoWindowStateHelper_h
+
+#include "nsCOMPtr.h"
+#include "nsPIDOMWindow.h"
+
+/**
+ * Helper class for dealing with notifications around opening modal
+ * windows.
+ */
+
+class nsPIDOMWindowOuter;
+
+class nsAutoWindowStateHelper {
+ public:
+  explicit nsAutoWindowStateHelper(nsPIDOMWindowOuter* aWindow);
+  ~nsAutoWindowStateHelper();
+
+  bool DefaultEnabled() { return mDefaultEnabled; }
+
+ protected:
+  bool DispatchEventToChrome(const char* aEventName);
+
+  nsCOMPtr<nsPIDOMWindowOuter> mWindow;
+  bool mDefaultEnabled;
+};
+
+#endif