[OriginChip] Add animations for the hiding and showing of the chip.

chrome/browser/ui/views/omnibox/omnibox_view_views.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 CHROME_BROWSER_UI_VIEWS_OMNIBOX_OMNIBOX_VIEW_VIEWS_H_
 #define CHROME_BROWSER_UI_VIEWS_OMNIBOX_OMNIBOX_VIEW_VIEWS_H_
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/memory/scoped_ptr.h"
 #include "chrome/browser/ui/omnibox/omnibox_view.h"
 #include "chrome/browser/ui/toolbar/toolbar_model.h"
 #include "ui/base/window_open_disposition.h"
+#include "ui/gfx/animation/animation_delegate.h"
 #include "ui/gfx/range/range.h"
 #include "ui/views/controls/textfield/textfield.h"
 #include "ui/views/controls/textfield/textfield_controller.h"
 
 #if defined(OS_CHROMEOS)
 #include "chromeos/ime/input_method_manager.h"
 #endif
 
 class LocationBarView;
 class OmniboxPopupView;
 class Profile;
 
+namespace gfx {
+class SlideAnimation;
+}
+
 namespace ui {
 class OSExchangeData;
 }  // namespace ui
 
 // Views-implementation of OmniboxView, based on the gtk implementation.
 class OmniboxViewViews
     : public views::Textfield,
       public OmniboxView,
+      public gfx::AnimationDelegate,
 #if defined(OS_CHROMEOS)
       public
           chromeos::input_method::InputMethodManager::CandidateWindowObserver,
 #endif
       public views::TextfieldController {
  public:
   // The internal view class name.
   static const char kViewClassName[];
 
   OmniboxViewViews(OmniboxEditController* controller,
                    Profile* profile,
                    CommandUpdater* command_updater,
                    bool popup_window_mode,
                    LocationBarView* location_bar,
                    const gfx::FontList& font_list);
   virtual ~OmniboxViewViews();
 
   // Initialize, create the underlying views, etc;
   void Init();
 
+  // Starts an animation that fades in the entire Omnibox.

[Peter Kasting, 2014/03/21 21:22:10]

Nit: entire Omnibox -> OmniboxView

("entire omnibox" sounds like it includes things like the borders and extension
icons that are technically part of the LocationBar)

[Justin Donnelly, 2014/03/24 22:59:37]

Done.

+  void FadeIn();
+
+  // gfx::AnimationDelegate::

[Peter Kasting, 2014/03/21 21:22:10]

Nit: List these override sections in the same order as the superclass
declarations

[Justin Donnelly, 2014/03/24 22:59:37]

Done.

+  virtual void AnimationProgressed(const gfx::Animation* animation) OVERRIDE;
+  virtual void AnimationEnded(const gfx::Animation* animation) OVERRIDE;
+
   // views::Textfield:
   virtual const char* GetClassName() const OVERRIDE;
+  virtual void OnPaint(gfx::Canvas* canvas) OVERRIDE;
   virtual bool OnMousePressed(const ui::MouseEvent& event) OVERRIDE;
   virtual bool OnMouseDragged(const ui::MouseEvent& event) OVERRIDE;
   virtual void OnMouseReleased(const ui::MouseEvent& event) OVERRIDE;
   virtual bool OnKeyPressed(const ui::KeyEvent& event) OVERRIDE;
   virtual bool OnKeyReleased(const ui::KeyEvent& event) OVERRIDE;
   virtual void OnGestureEvent(ui::GestureEvent* event) OVERRIDE;
   virtual void AboutToRequestFocusFromTabTraversal(bool reverse) OVERRIDE;
   virtual bool SkipDefaultKeyEventProcessing(
       const ui::KeyEvent& event) OVERRIDE;
   virtual void GetAccessibleState(ui::AXViewState* state) OVERRIDE;
@@ skipping 130 matching lines @@
   // We select in response to a click that focuses the omnibox, but we defer
   // until release, setting this variable back to false if we saw a drag, to
   // allow the user to select just a portion of the text.
   bool select_all_on_mouse_release_;
 
   // Indicates if we want to select all text in the omnibox when we get a
   // GESTURE_TAP. We want to select all only when the textfield is not in focus
   // and gets a tap. So we use this variable to remember focus state before tap.
   bool select_all_on_gesture_tap_;
 
+  scoped_ptr<gfx::SlideAnimation> fade_in_animation_;
+
   DISALLOW_COPY_AND_ASSIGN(OmniboxViewViews);
 };
 
 #endif  // CHROME_BROWSER_UI_VIEWS_OMNIBOX_OMNIBOX_VIEW_VIEWS_H_