Getting RenderWidgetHostViewWin ready for a GestureRecognizer.

content/browser/renderer_host/render_widget_host_view_win.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_WIN_H_
 #define CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_WIN_H_
 #pragma once
 
 #include <atlbase.h>
 #include <atlapp.h>
 #include <atlcrack.h>
 #include <atlmisc.h>
 #include <peninputpanel.h>
 #include <vector>
 
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "base/memory/weak_ptr.h"
 #include "base/time.h"
 #include "base/win/scoped_comptr.h"
 #include "content/browser/accessibility/browser_accessibility_manager.h"
 #include "content/browser/renderer_host/render_widget_host_view_base.h"
 #include "content/common/content_export.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
+#include "ui/base/gestures/gesture_types.h"
 #include "ui/base/win/ime_input.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gfx/point.h"
 #include "ui/gfx/surface/accelerated_surface_win.h"
 #include "ui/gfx/sys_color_change_listener.h"
 #include "webkit/glue/webcursor.h"
 
 class BackingStore;
 class SkRegion;
 
 namespace content {
 class RenderWidgetHost;
 }
 
 namespace gfx {
 class Size;
 class Rect;
 }
 
 namespace IPC {
 class Message;
 }
 
 namespace ui {
+class GestureRecognizer;
 class ViewProp;
 }
 
 typedef CWinTraits<WS_CHILD | WS_CLIPCHILDREN | WS_CLIPSIBLINGS, 0>
     RenderWidgetHostHWNDTraits;
 
 CONTENT_EXPORT extern const wchar_t kRenderWidgetHostHWNDClass[];
 
 // TODO(ananta)
 // This should be removed once we have the new windows SDK which defines these
@@ skipping 26 matching lines @@
 //     references to it must become NULL."
 //
 // RenderWidgetHostView class hierarchy described in render_widget_host_view.h.
 class RenderWidgetHostViewWin
     : public CWindowImpl<RenderWidgetHostViewWin,
                          CWindow,
                          RenderWidgetHostHWNDTraits>,
       public content::RenderWidgetHostViewBase,
       public content::NotificationObserver,
       public BrowserAccessibilityDelegate,
-      public gfx::SysColorChangeListener {
+      public gfx::SysColorChangeListener,
+      public ui::GestureEventHelper {
  public:
   virtual ~RenderWidgetHostViewWin();
 
   CONTENT_EXPORT void CreateWnd(HWND parent);
 
   void ScheduleComposite();
 
   DECLARE_WND_CLASS_EX(kRenderWidgetHostHWNDClass, CS_DBLCLKS, 0);
 
   BEGIN_MSG_MAP(RenderWidgetHostHWND)
@@ skipping 133 matching lines @@
   virtual void AccessibilityScrollToMakeVisible(
       int acc_obj_id, gfx::Rect subfocus) OVERRIDE;
   virtual void AccessibilityScrollToPoint(
       int acc_obj_id, gfx::Point point) OVERRIDE;
   virtual void AccessibilitySetTextSelection(
       int acc_obj_id, int start_offset, int end_offset) OVERRIDE;
 
   // Implementation of SysColorChangeListener:
   virtual void OnSysColorChange() OVERRIDE;
 
+  // Overridden from ui::GestureEventHelper.
+  virtual ui::GestureEvent* CreateGestureEvent(
+      ui::EventType type,
+      const gfx::Point& location,
+      int flags,
+      base::Time time,
+      float param_first,
+      float param_second,
+      unsigned int touch_id_bitfield) OVERRIDE;
+  virtual ui::TouchEvent* CreateTouchEvent(
+      ui::EventType type,
+      const gfx::Point& location,
+      int touch_id,
+      base::TimeDelta time_stamp) OVERRIDE;
+  virtual bool DispatchLongPressGestureEvent(ui::GestureEvent* event) OVERRIDE;
+  virtual bool DispatchCancelTouchEvent(ui::TouchEvent* event) OVERRIDE;
+
  protected:
   friend class content::RenderWidgetHostView;
 
   // Should construct only via RenderWidgetHostView::CreateViewForWidget.
   //
   // The view will associate itself with the given widget.
   explicit RenderWidgetHostViewWin(content::RenderWidgetHost* widget);
 
   // Windows Message Handlers
   LRESULT OnCreate(CREATESTRUCT* create_struct);
@@ skipping 313 matching lines @@
 
   // Are touch events currently enabled?
   bool touch_events_enabled_;
 
   gfx::ScopedSysColorChangeListener sys_color_change_listener_;
 
   DISALLOW_COPY_AND_ASSIGN(RenderWidgetHostViewWin);
 };
 
 #endif  // CONTENT_BROWSER_RENDERER_HOST_RENDER_WIDGET_HOST_VIEW_WIN_H_