1 files changed, 47 insertions, 0 deletions
diff --git a/dom/events/MouseScrollEvent.h b/dom/events/MouseScrollEvent.h
new file mode 100644
index 0000000000..69be88691a
--- /dev/null
+++ b/dom/events/MouseScrollEvent.h
@@ -0,0 +1,47 @@
+/* -*- 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 mozilla_dom_MouseScrollEvent_h_
+#define mozilla_dom_MouseScrollEvent_h_
+
+#include "mozilla/dom/MouseEvent.h"
+#include "mozilla/dom/MouseScrollEventBinding.h"
+
+namespace mozilla::dom {
+
+class MouseScrollEvent : public MouseEvent {
+ public:
+  MouseScrollEvent(EventTarget* aOwner, nsPresContext* aPresContext,
+                   WidgetMouseScrollEvent* aEvent);
+
+  NS_INLINE_DECL_REFCOUNTING_INHERITED(MouseScrollEvent, MouseEvent)
+
+  virtual JSObject* WrapObjectInternal(
+      JSContext* aCx, JS::Handle<JSObject*> aGivenProto) override {
+    return MouseScrollEvent_Binding::Wrap(aCx, this, aGivenProto);
+  }
+
+  int32_t Axis();
+
+  void InitMouseScrollEvent(const nsAString& aType, bool aCanBubble,
+                            bool aCancelable, nsGlobalWindowInner* aView,
+                            int32_t aDetail, int32_t aScreenX, int32_t aScreenY,
+                            int32_t aClientX, int32_t aClientY, bool aCtrlKey,
+                            bool aAltKey, bool aShiftKey, bool aMetaKey,
+                            uint16_t aButton, EventTarget* aRelatedTarget,
+                            int32_t aAxis);
+
+ protected:
+  ~MouseScrollEvent() = default;
+};
+
+}  // namespace mozilla::dom
+
+already_AddRefed<mozilla::dom::MouseScrollEvent> NS_NewDOMMouseScrollEvent(
+    mozilla::dom::EventTarget* aOwner, nsPresContext* aPresContext,
+    mozilla::WidgetMouseScrollEvent* aEvent);
+
+#endif  // mozilla_dom_MouseScrollEvent_h_