diff -r 000000000000 -r 6474c204b198 widget/windows/nsWindowBase.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/widget/windows/nsWindowBase.h	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,128 @@
+/* -*- Mode: C++; tab-width: 4; 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 nsWindowBase_h_
+#define nsWindowBase_h_
+
+#include "mozilla/EventForwards.h"
+#include "nsBaseWidget.h"
+#include "nsClassHashtable.h"
+
+#include <windows.h>
+#include "touchinjection_sdk80.h"
+
+/*
+ * nsWindowBase - Base class of common methods other classes need to access
+ * in both win32 and winrt window classes.
+ */
+class nsWindowBase : public nsBaseWidget
+{
+public:
+  /*
+   * Return the HWND or null for this widget.
+   */
+  virtual HWND GetWindowHandle() MOZ_FINAL {
+    return static_cast<HWND>(GetNativeData(NS_NATIVE_WINDOW));
+  }
+
+  /*
+   * Return the parent window, if it exists.
+   */
+  virtual nsWindowBase* GetParentWindowBase(bool aIncludeOwner) = 0;
+
+  /*
+   * Return true if this is a top level widget.
+   */
+  virtual bool IsTopLevelWidget() = 0;
+
+  /*
+   * Init a standard gecko event for this widget.
+   * @param aEvent the event to initialize.
+   * @param aPoint message position in physical coordinates.
+   */
+  virtual void InitEvent(mozilla::WidgetGUIEvent& aEvent,
+                         nsIntPoint* aPoint = nullptr) = 0;
+
+  /*
+   * Dispatch a gecko event for this widget.
+   * Returns true if it's consumed.  Otherwise, false.
+   */
+  virtual bool DispatchWindowEvent(mozilla::WidgetGUIEvent* aEvent) = 0;
+
+  /*
+   * Dispatch a gecko keyboard event for this widget. This
+   * is called by KeyboardLayout to dispatch gecko events.
+   * Returns true if it's consumed.  Otherwise, false.
+   */
+  virtual bool DispatchKeyboardEvent(mozilla::WidgetGUIEvent* aEvent) = 0;
+
+  /*
+   * Dispatch a gecko scroll event for this widget. This
+   * is called by ScrollHandler to dispatch gecko events.
+   * Returns true if it's consumed.  Otherwise, false.
+   */
+  virtual bool DispatchScrollEvent(mozilla::WidgetGUIEvent* aEvent) = 0;
+
+  /*
+   * Default dispatch of a plugin event.
+   */
+  virtual bool DispatchPluginEvent(const MSG& aMsg);
+
+  /*
+   * Returns true if a plugin has focus on this widget.  Otherwise, false.
+   */
+  virtual bool PluginHasFocus() const MOZ_FINAL
+  {
+    return (mInputContext.mIMEState.mEnabled == IMEState::PLUGIN);
+  }
+
+  /*
+   * Touch input injection apis
+   */
+  virtual nsresult SynthesizeNativeTouchPoint(uint32_t aPointerId,
+                                              TouchPointerState aPointerState,
+                                              nsIntPoint aPointerScreenPoint,
+                                              double aPointerPressure,
+                                              uint32_t aPointerOrientation);
+  virtual nsresult ClearNativeTouchSequence();
+
+  /*
+   * WM_APPCOMMAND common handler. Sends events via DispatchWindowEvent.
+   */
+  virtual bool HandleAppCommandMsg(WPARAM aWParam,
+                                   LPARAM aLParam,
+                                   LRESULT *aRetValue);
+
+protected:
+  bool DispatchCommandEvent(uint32_t aEventCommand);
+  static bool InitTouchInjection();
+  bool InjectTouchPoint(uint32_t aId, nsIntPoint& aPointerScreenPoint,
+                        POINTER_FLAGS aFlags, uint32_t aPressure = 1024,
+                        uint32_t aOrientation = 90);
+
+  class PointerInfo
+  {
+  public:
+    PointerInfo(int32_t aPointerId, nsIntPoint& aPoint) :
+      mPointerId(aPointerId),
+      mPosition(aPoint)
+    {
+    }
+
+    int32_t mPointerId;
+    nsIntPoint mPosition;
+  };
+
+  static PLDHashOperator CancelTouchPoints(const unsigned int& aPointerId, nsAutoPtr<PointerInfo>& aInfo, void* aUserArg);
+
+  nsClassHashtable<nsUint32HashKey, PointerInfo> mActivePointers;
+  static bool sTouchInjectInitialized;
+  static InjectTouchInputPtr sInjectTouchFuncPtr;
+
+protected:
+  InputContext mInputContext;
+};
+
+#endif // nsWindowBase_h_