Animate the script badges.

chrome/browser/ui/gtk/location_bar_view_gtk.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_GTK_LOCATION_BAR_VIEW_GTK_H_
 #define CHROME_BROWSER_UI_GTK_LOCATION_BAR_VIEW_GTK_H_
 #pragma once
 
 #include <gtk/gtk.h>
 
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/compiler_specific.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/scoped_vector.h"
 #include "base/memory/weak_ptr.h"
 #include "chrome/browser/command_updater.h"
 #include "chrome/browser/extensions/extension_context_menu_model.h"
 #include "chrome/browser/extensions/image_loading_tracker.h"
 #include "chrome/browser/prefs/pref_member.h"
 #include "chrome/browser/ui/gtk/bubble/bubble_gtk.h"
 #include "chrome/browser/ui/gtk/menu_gtk.h"
 #include "chrome/browser/ui/omnibox/location_bar.h"
 #include "chrome/browser/ui/omnibox/omnibox_edit_controller.h"
 #include "chrome/browser/ui/view_ids.h"
 #include "chrome/browser/ui/zoom/zoom_controller.h"
 #include "chrome/common/content_settings_types.h"
+#include "chrome/common/extensions/extension_action.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 #include "content/public/common/page_transition_types.h"
 #include "googleurl/src/gurl.h"
 #include "third_party/skia/include/core/SkBitmap.h"
 #include "ui/base/animation/animation_delegate.h"
 #include "ui/base/animation/slide_animation.h"
 #include "ui/base/gtk/gtk_signal.h"
 #include "ui/base/gtk/owned_widget_gtk.h"
 #include "webkit/glue/window_open_disposition.h"
@@ skipping 183 matching lines @@
     ui::SlideAnimation animation_;
 
     // The label's default requisition (cached so we can animate accordingly).
     GtkRequisition label_req_;
 
     base::WeakPtrFactory<ContentSettingImageViewGtk> weak_factory_;
 
     DISALLOW_COPY_AND_ASSIGN(ContentSettingImageViewGtk);
   };
 
-  class PageActionViewGtk : public ImageLoadingTracker::Observer,
-                            public content::NotificationObserver,
-                            public ExtensionContextMenuModel::PopupDelegate {
+  class PageActionViewGtk :
+       public ImageLoadingTracker::Observer,
+       public content::NotificationObserver,
+       public ExtensionContextMenuModel::PopupDelegate,
+       public ExtensionAction::IconAnimation::Observer {
    public:
     PageActionViewGtk(LocationBarViewGtk* owner, ExtensionAction* page_action);
     virtual ~PageActionViewGtk();
 
     GtkWidget* widget() { return event_box_.get(); }
 
     ExtensionAction* page_action() { return page_action_; }
 
     void set_preview_enabled(bool preview_enabled) {
       preview_enabled_ = preview_enabled;
@@ skipping 36 matching lines @@
     CHROMEGTK_CALLBACK_0(PageActionViewGtk, void, OnRealize);
 
     // The accelerator handler for when the shortcuts to open the popup is
     // struck.
     static gboolean OnGtkAccelerator(GtkAccelGroup* accel_group,
                                      GObject* acceleratable,
                                      guint keyval,
                                      GdkModifierType modifier,
                                      void* user_data);
 
+    // ExtensionAction::IconAnimationDelegate implementation.
+    virtual void OnIconChanged(
+        const ExtensionAction::IconAnimation& animation) OVERRIDE;
+
     // The location bar view that owns us.
     LocationBarViewGtk* owner_;
 
     // The PageAction that this view represents. The PageAction is not owned by
     // us, it resides in the extension of this particular profile.
     ExtensionAction* page_action_;
 
     // A cache of all the different icon paths associated with this page action.
     typedef std::map<std::string, GdkPixbuf*> PixbufMap;
     PixbufMap pixbufs_;
@@ skipping 31 matching lines @@
     scoped_ptr<ui::AcceleratorGtk> keybinding_;
 
     // This is used for post-install visual feedback. The page_action icon
     // is briefly shown even if it hasn't been enabled by its extension.
     bool preview_enabled_;
 
     // The context menu view and model for this extension action.
     scoped_ptr<MenuGtk> context_menu_;
     scoped_refptr<ExtensionContextMenuModel> context_menu_model_;
 
+    // Fade-in animation for the icon with observer scoped to this.
+    ExtensionAction::IconAnimation::ScopedObserver
+        scoped_icon_animation_observer_;
+
     DISALLOW_COPY_AND_ASSIGN(PageActionViewGtk);
   };
   friend class PageActionViewGtk;
 
   // Creates, initializes, and packs the location icon, EV certificate name,
   // and optional border.
   void BuildSiteTypeArea();
 
   // Enable or disable the location icon/EV certificate as a drag source for
   // the URL.
@@ skipping 172 matching lines @@
   // The last search keyword that was shown via the |tab_to_search_box_|.
   string16 last_keyword_;
 
   // Used to change the visibility of the star decoration.
   BooleanPrefMember edit_bookmarks_enabled_;
 
   DISALLOW_COPY_AND_ASSIGN(LocationBarViewGtk);
 };
 
 #endif  // CHROME_BROWSER_UI_GTK_LOCATION_BAR_VIEW_GTK_H_