app_list_view_delegate.h revision a3f6a49ab37290eeeb8db0f41ec0f1cb74a68be7 
1// Copyright (c) 2012 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 CHROME_BROWSER_UI_APP_LIST_APP_LIST_VIEW_DELEGATE_H_
6#define CHROME_BROWSER_UI_APP_LIST_APP_LIST_VIEW_DELEGATE_H_
7
8#include <string>
9
10#include "base/basictypes.h"
11#include "base/callback_forward.h"
12#include "base/compiler_specific.h"
13#include "base/memory/scoped_ptr.h"
14#include "base/observer_list.h"
15#include "chrome/browser/profiles/profile_info_cache_observer.h"
16#include "chrome/browser/ui/app_list/chrome_signin_delegate.h"
17#include "chrome/browser/ui/app_list/start_page_observer.h"
18#include "content/public/browser/notification_observer.h"
19#include "content/public/browser/notification_registrar.h"
20#include "ui/app_list/app_list_view_delegate.h"
21#include "ui/app_list/speech_ui_model.h"
22
23class AppListControllerDelegate;
24class Profile;
25
26namespace app_list {
27class SearchController;
28}
29
30namespace base {
31class FilePath;
32}
33
34namespace content {
35class NotificationDetails;
36class NotificationSource;
37}
38
39namespace gfx {
40class ImageSkia;
41}
42
43#if defined(USE_ASH)
44class AppSyncUIStateWatcher;
45#endif
46
47class AppListViewDelegate : public app_list::AppListViewDelegate,
48                            public app_list::StartPageObserver,
49                            public content::NotificationObserver,
50                            public ProfileInfoCacheObserver {
51 public:
52  AppListViewDelegate(Profile* profile,
53                      AppListControllerDelegate* controller);
54  virtual ~AppListViewDelegate();
55
56 private:
57  // Registers the current profile for notifications.
58  void RegisterForNotifications();
59  // Updates the app list's current profile and ProfileMenuItems.
60  void OnProfileChanged();
61
62  // Overridden from app_list::AppListViewDelegate:
63  virtual bool ForceNativeDesktop() const OVERRIDE;
64  virtual void SetProfileByPath(const base::FilePath& profile_path) OVERRIDE;
65  virtual app_list::AppListModel* GetModel() OVERRIDE;
66  virtual app_list::SigninDelegate* GetSigninDelegate() OVERRIDE;
67  virtual app_list::SpeechUIModel* GetSpeechUI() OVERRIDE;
68  virtual void GetShortcutPathForApp(
69      const std::string& app_id,
70      const base::Callback<void(const base::FilePath&)>& callback) OVERRIDE;
71  virtual void StartSearch() OVERRIDE;
72  virtual void StopSearch() OVERRIDE;
73  virtual void OpenSearchResult(app_list::SearchResult* result,
74                                int event_flags) OVERRIDE;
75  virtual void InvokeSearchResultAction(app_list::SearchResult* result,
76                                        int action_index,
77                                        int event_flags) OVERRIDE;
78  virtual void Dismiss() OVERRIDE;
79  virtual void ViewClosing() OVERRIDE;
80  virtual gfx::ImageSkia GetWindowIcon() OVERRIDE;
81  virtual void OpenSettings() OVERRIDE;
82  virtual void OpenHelp() OVERRIDE;
83  virtual void OpenFeedback() OVERRIDE;
84  virtual void ToggleSpeechRecognition() OVERRIDE;
85  virtual void ShowForProfileByPath(
86      const base::FilePath& profile_path) OVERRIDE;
87  virtual content::WebContents* GetStartPageContents() OVERRIDE;
88  virtual const Users& GetUsers() const OVERRIDE;
89  virtual void AddObserver(
90      app_list::AppListViewDelegateObserver* observer) OVERRIDE;
91  virtual void RemoveObserver(
92      app_list::AppListViewDelegateObserver* observer) OVERRIDE;
93
94  // Overridden from app_list::StartPageObserver:
95  virtual void OnSpeechResult(const base::string16& result,
96                              bool is_final) OVERRIDE;
97  virtual void OnSpeechSoundLevelChanged(int16 level) OVERRIDE;
98  virtual void OnSpeechRecognitionStateChanged(
99      app_list::SpeechRecognitionState new_state) OVERRIDE;
100
101  // Overridden from content::NotificationObserver:
102  virtual void Observe(int type,
103                       const content::NotificationSource& source,
104                       const content::NotificationDetails& details) OVERRIDE;
105
106  // Overridden from ProfileInfoCacheObserver:
107  virtual void OnProfileAdded(const base::FilePath& profile_path) OVERRIDE;
108  virtual void OnProfileWasRemoved(const base::FilePath& profile_path,
109                                   const base::string16& profile_name) OVERRIDE;
110  virtual void OnProfileNameChanged(
111      const base::FilePath& profile_path,
112      const base::string16& old_profile_name) OVERRIDE;
113
114  scoped_ptr<app_list::SearchController> search_controller_;
115  // Unowned pointer to the controller.
116  AppListControllerDelegate* controller_;
117  // Unowned pointer to the associated profile. May change if SetProfileByPath
118  // is called.
119  Profile* profile_;
120  // Unowned pointer to the model owned by AppListSyncableService. Will change
121  // if |profile_| changes.
122  app_list::AppListModel* model_;
123
124  app_list::SpeechUIModel speech_ui_;
125
126  Users users_;
127
128  content::NotificationRegistrar registrar_;
129  ChromeSigninDelegate signin_delegate_;
130#if defined(USE_ASH)
131  scoped_ptr<AppSyncUIStateWatcher> app_sync_ui_state_watcher_;
132#endif
133
134  ObserverList<app_list::AppListViewDelegateObserver> observers_;
135
136  DISALLOW_COPY_AND_ASSIGN(AppListViewDelegate);
137};
138
139#endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_VIEW_DELEGATE_H_
140