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_PROXY_H_
6#define ATHENA_CONTENT_APP_ACTIVITY_PROXY_H_
7
8#include <vector>
9
10#include "athena/activity/public/activity.h"
11#include "athena/activity/public/activity_view_model.h"
12#include "athena/content/content_proxy.h"
13#include "base/memory/scoped_ptr.h"
14
15namespace athena {
16
17class AppActivity;
18class AppActivityRegistry;
19
20// This activity object is a proxy placeholder for the application while it is
21// unloaded. When selected it will launch the application again and destroy
22// itself indirectly.
23class AppActivityProxy : public Activity,
24                         public ActivityViewModel {
25 public:
26  // The |replaced_activity| is the activity which this proxy replaces. Note
27  // that after the Init() call got called, this object will become invalid.
28  // The |creator| should be informed when the object goes away.
29  AppActivityProxy(AppActivity* replaced_activity,
30                   AppActivityRegistry* creator);
31
32 protected:
33  virtual ~AppActivityProxy();
34
35 // Activity overrides:
36  virtual ActivityViewModel* GetActivityViewModel() OVERRIDE;
37  virtual void SetCurrentState(ActivityState state) OVERRIDE;
38  virtual ActivityState GetCurrentState() OVERRIDE;
39  virtual bool IsVisible() OVERRIDE;
40  virtual ActivityMediaState GetMediaState() OVERRIDE;
41  virtual aura::Window* GetWindow() OVERRIDE;
42  virtual content::WebContents* GetWebContents() OVERRIDE;
43
44  // ActivityViewModel overrides:
45  virtual void Init() OVERRIDE;
46  virtual SkColor GetRepresentativeColor() const OVERRIDE;
47  virtual base::string16 GetTitle() const OVERRIDE;
48  virtual gfx::ImageSkia GetIcon() const OVERRIDE;
49  virtual bool UsesFrame() const OVERRIDE;
50  virtual views::View* GetContentsView() OVERRIDE;
51  virtual views::Widget* CreateWidget() OVERRIDE;
52  virtual gfx::ImageSkia GetOverviewModeImage() OVERRIDE;
53  virtual void PrepareContentsForOverview() OVERRIDE;
54  virtual void ResetContentsView() OVERRIDE;
55
56 private:
57  // The creator of this object which needs to be informed if the object gets
58  // destroyed or the application should get restarted.
59  AppActivityRegistry* app_activity_registry_;
60
61  // The presentation values.
62  const base::string16 title_;
63  const SkColor color_;
64
65  // The activity which gets replaced. It is used to sort the activity against
66  // upon initialization. Once moved, this value gets reset since the object
67  // can go away at any time.
68  AppActivity* replaced_activity_;
69
70  // The associated view.
71  views::View* view_;
72
73  // The content proxy.
74  scoped_ptr<ContentProxy> content_proxy_;
75
76  DISALLOW_COPY_AND_ASSIGN(AppActivityProxy);
77};
78
79}  // namespace athena
80
81#endif  // ATHENA_CONTENT_APP_ACTIVITY_PROXY_H_
82