athena/content/app_activity.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef ATHENA_CONTENT_APP_ACTIVITY_H_
   6 #define ATHENA_CONTENT_APP_ACTIVITY_H_
   7
   8 #include "athena/activity/public/activity.h"
   9 #include "athena/activity/public/activity_view_model.h"
  10 #include "content/public/browser/web_contents_observer.h"
  11 #include "ui/gfx/image/image_skia.h"
  12
  13 namespace contents {
  14 class WebContents;
  15 }
  16
  17 namespace views {
  18 class WebView;
  19 }
  20
  21 namespace athena {
  22
  23 class AppActivityRegistry;
  24
  25 // The activity object for a hosted V2 application.
  26 class AppActivity : public Activity,
  27                     public ActivityViewModel,
  28                     public content::WebContentsObserver {
  29  public:
  30   explicit AppActivity(const std::string& app_id);
  31   virtual ~AppActivity();
  32
  33   // Activity:
  34   virtual athena::ActivityViewModel* GetActivityViewModel() OVERRIDE;
  35   virtual void SetCurrentState(Activity::ActivityState state) OVERRIDE;
  36   virtual ActivityState GetCurrentState() OVERRIDE;
  37   virtual bool IsVisible() OVERRIDE;
  38   virtual ActivityMediaState GetMediaState() OVERRIDE;
  39   virtual aura::Window* GetWindow() OVERRIDE;
  40
  41   // ActivityViewModel:
  42   virtual void Init() OVERRIDE;
  43   virtual SkColor GetRepresentativeColor() const OVERRIDE;
  44   virtual base::string16 GetTitle() const OVERRIDE;
  45   virtual bool UsesFrame() const OVERRIDE;
  46   virtual views::View* GetContentsView() OVERRIDE;
  47   virtual void CreateOverviewModeImage() OVERRIDE;
  48   virtual gfx::ImageSkia GetOverviewModeImage() OVERRIDE;
  49
  50  protected:
  51   // content::WebContentsObserver:
  52   virtual void TitleWasSet(content::NavigationEntry* entry,
  53                            bool explicit_set) OVERRIDE;
  54   virtual void DidUpdateFaviconURL(
  55       const std::vector<content::FaviconURL>& candidates) OVERRIDE;
  56
  57  protected:
  58   virtual content::WebContents* GetWebContents() = 0;
  59
  60  private:
  61   // Register this activity with its application.
  62   void RegisterActivity();
  63
  64   const std::string app_id_;
  65
  66   views::WebView* web_view_;
  67
  68   // The current state for this activity.
  69   ActivityState current_state_;
  70
  71   // The image which will be used in overview mode.
  72   gfx::ImageSkia overview_mode_image_;
  73
  74   // If known the registry which holds all activities for the associated app.
  75   // This object is owned by |AppRegistry| and will be a valid pointer as long
  76   // as this object lives.
  77   AppActivityRegistry* app_activity_registry_;
  78
  79   DISALLOW_COPY_AND_ASSIGN(AppActivity);
  80 };
  81
  82 }  // namespace athena
  83
  84 #endif  // ATHENA_CONTENT_APP_ACTIVITY_H_