1 files changed, 21 insertions, 0 deletions
diff --git a/xfa/fwl/cfwl_messagemousewheel.cpp b/xfa/fwl/cfwl_messagemousewheel.cpp
new file mode 100644
index 0000000000..3646b6c30d
--- /dev/null
+++ b/xfa/fwl/cfwl_messagemousewheel.cpp
@@ -0,0 +1,21 @@
+// Copyright 2016 PDFium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#include "xfa/fwl/cfwl_messagemousewheel.h"
+
+#include <memory>
+
+#include "third_party/base/ptr_util.h"
+
+CFWL_MessageMouseWheel::CFWL_MessageMouseWheel(CFWL_Widget* pSrcTarget,
+                                               CFWL_Widget* pDstTarget)
+    : CFWL_Message(CFWL_Message::Type::MouseWheel, pSrcTarget, pDstTarget) {}
+
+CFWL_MessageMouseWheel::~CFWL_MessageMouseWheel() {}
+
+std::unique_ptr<CFWL_Message> CFWL_MessageMouseWheel::Clone() {
+  return pdfium::MakeUnique<CFWL_MessageMouseWheel>(*this);
+}