app_list_view_delegate.h revision 46d4c2bc3267f3f028f39e7e311b0f89aba2e4fd 
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/search/hotword_client.h"
17#include "chrome/browser/ui/app_list/start_page_observer.h"
18#include "ui/app_list/app_list_view_delegate.h"
19
20class AppListControllerDelegate;
21class Profile;
22
23namespace app_list {
24class SearchController;
25class SpeechUIModel;
26}
27
28namespace base {
29class FilePath;
30}
31
32namespace gfx {
33class ImageSkia;
34}
35
36#if defined(USE_ASH)
37class AppSyncUIStateWatcher;
38#endif
39
40class AppListViewDelegate : public app_list::AppListViewDelegate,
41                            public app_list::StartPageObserver,
42                            public HotwordClient,
43                            public ProfileInfoCacheObserver {
44 public:
45  AppListViewDelegate(Profile* profile,
46                      AppListControllerDelegate* controller);
47  virtual ~AppListViewDelegate();
48
49 private:
50  // Updates the app list's current profile and ProfileMenuItems.
51  void OnProfileChanged();
52
53  // Overridden from app_list::AppListViewDelegate:
54  virtual bool ForceNativeDesktop() const OVERRIDE;
55  virtual void SetProfileByPath(const base::FilePath& profile_path) OVERRIDE;
56  virtual app_list::AppListModel* GetModel() OVERRIDE;
57  virtual app_list::SpeechUIModel* GetSpeechUI() OVERRIDE;
58  virtual void GetShortcutPathForApp(
59      const std::string& app_id,
60      const base::Callback<void(const base::FilePath&)>& callback) OVERRIDE;
61  virtual void StartSearch() OVERRIDE;
62  virtual void StopSearch() OVERRIDE;
63  virtual void OpenSearchResult(app_list::SearchResult* result,
64                                bool auto_launch,
65                                int event_flags) OVERRIDE;
66  virtual void InvokeSearchResultAction(app_list::SearchResult* result,
67                                        int action_index,
68                                        int event_flags) OVERRIDE;
69  virtual base::TimeDelta GetAutoLaunchTimeout() OVERRIDE;
70  virtual void AutoLaunchCanceled() OVERRIDE;
71  virtual void ViewInitialized() OVERRIDE;
72  virtual void Dismiss() OVERRIDE;
73  virtual void ViewClosing() OVERRIDE;
74  virtual gfx::ImageSkia GetWindowIcon() OVERRIDE;
75  virtual void OpenSettings() OVERRIDE;
76  virtual void OpenHelp() OVERRIDE;
77  virtual void OpenFeedback() OVERRIDE;
78  virtual void ToggleSpeechRecognition() OVERRIDE;
79  virtual void ShowForProfileByPath(
80      const base::FilePath& profile_path) OVERRIDE;
81#if defined(TOOLKIT_VIEWS)
82  virtual views::View* CreateStartPageWebView(const gfx::Size& size) OVERRIDE;
83#endif
84  virtual bool IsSpeechRecognitionEnabled() OVERRIDE;
85  virtual const Users& GetUsers() const OVERRIDE;
86  virtual bool ShouldCenterWindow() const OVERRIDE;
87  virtual void AddObserver(
88      app_list::AppListViewDelegateObserver* observer) OVERRIDE;
89  virtual void RemoveObserver(
90      app_list::AppListViewDelegateObserver* observer) OVERRIDE;
91
92  // Overridden from app_list::StartPageObserver:
93  virtual void OnSpeechResult(const base::string16& result,
94                              bool is_final) OVERRIDE;
95  virtual void OnSpeechSoundLevelChanged(int16 level) OVERRIDE;
96  virtual void OnSpeechRecognitionStateChanged(
97      app_list::SpeechRecognitionState new_state) OVERRIDE;
98
99  // Overridden from HotwordClient:
100  virtual void OnHotwordStateChanged(bool started) OVERRIDE;
101  virtual void OnHotwordRecognized() OVERRIDE;
102
103  // Overridden from ProfileInfoCacheObserver:
104  virtual void OnProfileAdded(const base::FilePath& profile_path) OVERRIDE;
105  virtual void OnProfileWasRemoved(const base::FilePath& profile_path,
106                                   const base::string16& profile_name) OVERRIDE;
107  virtual void OnProfileNameChanged(
108      const base::FilePath& profile_path,
109      const base::string16& old_profile_name) OVERRIDE;
110
111  scoped_ptr<app_list::SearchController> search_controller_;
112  // Unowned pointer to the controller.
113  AppListControllerDelegate* controller_;
114  // Unowned pointer to the associated profile. May change if SetProfileByPath
115  // is called.
116  Profile* profile_;
117  // Unowned pointer to the model owned by AppListSyncableService. Will change
118  // if |profile_| changes.
119  app_list::AppListModel* model_;
120
121  scoped_ptr<app_list::SpeechUIModel> speech_ui_;
122
123  base::TimeDelta auto_launch_timeout_;
124
125  Users users_;
126
127#if defined(USE_ASH)
128  scoped_ptr<AppSyncUIStateWatcher> app_sync_ui_state_watcher_;
129#endif
130
131  ObserverList<app_list::AppListViewDelegateObserver> observers_;
132
133  DISALLOW_COPY_AND_ASSIGN(AppListViewDelegate);
134};
135
136#endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_VIEW_DELEGATE_H_
137