Initial views touchui GestureRecognizer support

views/events/event.h

Index: views/events/event.h
diff --git a/views/events/event.h b/views/events/event.h
index a7b3620b08c92ae3fe470e467892fc988b23db67..4f338a60d965af4c11ccaa29c678d7713f6594f8 100644
--- a/views/events/event.h
+++ b/views/events/event.h
@@ -63,6 +63,11 @@ class VIEWS_EXPORT Event {
 #endif
   ui::EventType type() const { return type_; }
   const base::Time& time_stamp() const { return time_stamp_; }
+
+  // Required for Gesture testing purpose.
+  void set_time_stamp(base::Time time_stamp) { time_stamp_ = time_stamp; }
+  void set_native_event(const NativeEvent& event) { native_event_ = event; }

[rjkroege, 2011/11/09 02:43:30]

Per other discussion, am not convinced this is necessary.

[Gajen, 2011/11/10 15:52:55]

Deprecated in this patch, now issue is moved to
http://codereview.chromium.org/8521001/.

+
   int flags() const { return flags_; }
   void set_flags(int flags) { flags_ = flags; }
 
@@ -434,6 +439,34 @@ class VIEWS_EXPORT DropTargetEvent : public LocatedEvent {
   DISALLOW_COPY_AND_ASSIGN(DropTargetEvent);
 };
 
+////////////////////////////////////////////////////////////////////////////////
+// GestureEvent class
+//
+////////////////////////////////////////////////////////////////////////////////
+class VIEWS_EXPORT GestureEvent : public LocatedEvent {
+ public:
+  GestureEvent(ui::EventType type, int x, int y, int flags,
+               base::Time time_stamp, float delta_x, float delta_y);
+
+  // Create a new GestureEvent which is identical to the provided model.
+  // If source / target views are provided, the model location will be converted
+  // from |source| coordinate system to |target| coordinate system.
+  GestureEvent(const GestureEvent& model, View* source, View* target);
+
+  float delta_x() const { return delta_x_; }
+  float delta_y() const { return delta_y_; }
+
+ private:
+  friend class internal::RootView;
+
+  GestureEvent(const GestureEvent& model, View* root);
+
+  float delta_x_;
+  float delta_y_;
+
+  DISALLOW_COPY_AND_ASSIGN(GestureEvent);
+};
+
 }  // namespace views
 
 #endif  // VIEWS_EVENTS_EVENT_H_