DateView Touch Feedback

ash/system/date/date_view.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 ASH_SYSTEM_DATE_DATE_VIEW_H_
 #define ASH_SYSTEM_DATE_DATE_VIEW_H_
 
 #include "ash/ash_export.h"
 #include "ash/system/date/tray_date.h"
 #include "ash/system/tray/actionable_view.h"
@@ skipping 47 matching lines @@
   // Sets the action the view should take. An actionable date view gives visual
   // feedback on hover, can be focused by keyboard, and clicking/pressing space
   // or enter on the view executes the action.
   void SetAction(TrayDate::DateAction action);
 
   // Updates the format of the displayed time.
   void UpdateTimeFormat();
 
   base::HourClockType GetHourTypeForTesting() const;
 
+  bool active() const {
+    return active_;
+  }
+
  private:
+  // Sets |active_| and updates the color of |date_label_|.
+  void SetActive(bool active);
+
   // Overridden from BaseDateTimeView.
   virtual void UpdateTextInternal(const base::Time& now) OVERRIDE;
 
   // Overridden from ActionableView.
   virtual bool PerformAction(const ui::Event& event) OVERRIDE;
 
   // Overridden from views::View.
   virtual void OnMouseEntered(const ui::MouseEvent& event) OVERRIDE;
   virtual void OnMouseExited(const ui::MouseEvent& event) OVERRIDE;
+  virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE;
+
+  // True when a mouse is within the bounds, or when a tap gesture is occuring.
+  bool active_;
+
+  // True if touch view feedback command line flag has been enabled. When
+  // enabled touch gestures will toggle rendering the background as active.
+  bool touch_feedback_enabled_;
 
   views::Label* date_label_;
 
   // Time format (12/24hr) used for accessibility string.
   base::HourClockType hour_type_;
 
   TrayDate::DateAction action_;
 
   DISALLOW_COPY_AND_ASSIGN(DateView);
 };
@@ skipping 38 matching lines @@
 
   base::HourClockType hour_type_;
 
   DISALLOW_COPY_AND_ASSIGN(TimeView);
 };
 
 }  // namespace tray
 }  // namespace ash
 
 #endif  // ASH_SYSTEM_DATE_DATE_VIEW_H_