1 files changed, 54 insertions, 0 deletions
diff --git a/widget/windows/DirectManipulationOwner.h b/widget/windows/DirectManipulationOwner.h
new file mode 100644
index 0000000000..b4d5877d70
--- /dev/null
+++ b/widget/windows/DirectManipulationOwner.h
@@ -0,0 +1,54 @@
+/* -*- 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 DirectManipulationOwner_h__
+#define DirectManipulationOwner_h__
+
+#include <windows.h>
+#include "Units.h"
+#include "nsIWidget.h"  // for TouchpadGesturePhase
+
+class nsWindow;
+class IDirectManipulationManager;
+class IDirectManipulationUpdateManager;
+class IDirectManipulationViewport;
+
+namespace mozilla {
+namespace widget {
+
+class DManipEventHandler;
+
+class DirectManipulationOwner {
+ public:
+  typedef mozilla::LayoutDeviceIntRect LayoutDeviceIntRect;
+
+  explicit DirectManipulationOwner(nsWindow* aWindow);
+  ~DirectManipulationOwner();
+  void Init(const LayoutDeviceIntRect& aBounds);
+  void ResizeViewport(const LayoutDeviceIntRect& aBounds);
+  void Destroy();
+
+  void SetContact(UINT aContactId);
+
+  void Update();
+
+  static void SynthesizeNativeTouchpadPan(
+      nsWindow* aWindow, nsIWidget::TouchpadGesturePhase aEventPhase,
+      LayoutDeviceIntPoint aPoint, double aDeltaX, double aDeltaY,
+      int32_t aModifierFlags);
+
+ private:
+  nsWindow* mWindow;
+  DWORD mDmViewportHandlerCookie;
+  RefPtr<IDirectManipulationManager> mDmManager;
+  RefPtr<IDirectManipulationUpdateManager> mDmUpdateManager;
+  RefPtr<IDirectManipulationViewport> mDmViewport;
+  RefPtr<DManipEventHandler> mDmHandler;
+};
+
+}  // namespace widget
+}  // namespace mozilla
+
+#endif  // #ifndef DirectManipulationOwner_h__