1 files changed, 22 insertions, 0 deletions
diff --git a/widget/WindowButtonType.h b/widget/WindowButtonType.h
new file mode 100644
index 0000000000..76314709df
--- /dev/null
+++ b/widget/WindowButtonType.h
@@ -0,0 +1,22 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 mozilla_WindowButtonType_h
+#define mozilla_WindowButtonType_h
+
+#include <cstdint>
+
+namespace mozilla {
+
+enum class WindowButtonType : uint8_t {
+  Minimize,
+  Maximize,  // Also covers restore.
+  Close,
+  Count,
+};
+
+}
+
+#endif