src/chrome/browser/ui/app_list/app_list_view_delegate.h

   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/memory/scoped_vector.h"
  15 #include "base/observer_list.h"
  16 #include "base/scoped_observer.h"
  17 #include "chrome/browser/profiles/profile_info_cache_observer.h"
  18 #include "chrome/browser/search/hotword_client.h"
  19 #include "chrome/browser/signin/signin_manager_factory.h"
  20 #include "chrome/browser/ui/app_list/start_page_observer.h"
  21 #include "components/signin/core/browser/signin_manager_base.h"
  22 #include "ui/app_list/app_list_view_delegate.h"
  23
  24 class AppListControllerDelegate;
  25 class Profile;
  26
  27 namespace apps {
  28 class CustomLauncherPageContents;
  29 }
  30
  31 namespace app_list {
  32 class SearchController;
  33 class SpeechUIModel;
  34 }
  35
  36 namespace base {
  37 class FilePath;
  38 }
  39
  40 namespace gfx {
  41 class ImageSkia;
  42 }
  43
  44 #if defined(USE_ASH)
  45 class AppSyncUIStateWatcher;
  46 #endif
  47
  48 class AppListViewDelegate : public app_list::AppListViewDelegate,
  49                             public app_list::StartPageObserver,
  50                             public HotwordClient,
  51                             public ProfileInfoCacheObserver,
  52                             public SigninManagerBase::Observer,
  53                             public SigninManagerFactory::Observer {
  54  public:
  55   AppListViewDelegate(Profile* profile,
  56                       AppListControllerDelegate* controller);
  57   virtual ~AppListViewDelegate();
  58
  59  private:
  60   // Updates the app list's current profile and ProfileMenuItems.
  61   void OnProfileChanged();
  62
  63   // Overridden from app_list::AppListViewDelegate:
  64   virtual bool ForceNativeDesktop() const OVERRIDE;
  65   virtual void SetProfileByPath(const base::FilePath& profile_path) OVERRIDE;
  66   virtual app_list::AppListModel* GetModel() 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                                 bool auto_launch,
  75                                 int event_flags) OVERRIDE;
  76   virtual void InvokeSearchResultAction(app_list::SearchResult* result,
  77                                         int action_index,
  78                                         int event_flags) OVERRIDE;
  79   virtual base::TimeDelta GetAutoLaunchTimeout() OVERRIDE;
  80   virtual void AutoLaunchCanceled() OVERRIDE;
  81   virtual void ViewInitialized() OVERRIDE;
  82   virtual void Dismiss() OVERRIDE;
  83   virtual void ViewClosing() OVERRIDE;
  84   virtual gfx::ImageSkia GetWindowIcon() OVERRIDE;
  85   virtual void OpenSettings() OVERRIDE;
  86   virtual void OpenHelp() OVERRIDE;
  87   virtual void OpenFeedback() OVERRIDE;
  88   virtual void ToggleSpeechRecognition() OVERRIDE;
  89   virtual void ShowForProfileByPath(
  90       const base::FilePath& profile_path) OVERRIDE;
  91 #if defined(TOOLKIT_VIEWS)
  92   virtual views::View* CreateStartPageWebView(const gfx::Size& size) OVERRIDE;
  93   virtual std::vector<views::View*> CreateCustomPageWebViews(
  94       const gfx::Size& size) OVERRIDE;
  95 #endif
  96   virtual bool IsSpeechRecognitionEnabled() OVERRIDE;
  97   virtual const Users& GetUsers() const OVERRIDE;
  98   virtual bool ShouldCenterWindow() const OVERRIDE;
  99   virtual void AddObserver(
 100       app_list::AppListViewDelegateObserver* observer) OVERRIDE;
 101   virtual void RemoveObserver(
 102       app_list::AppListViewDelegateObserver* observer) OVERRIDE;
 103
 104   // Overridden from app_list::StartPageObserver:
 105   virtual void OnSpeechResult(const base::string16& result,
 106                               bool is_final) OVERRIDE;
 107   virtual void OnSpeechSoundLevelChanged(int16 level) OVERRIDE;
 108   virtual void OnSpeechRecognitionStateChanged(
 109       app_list::SpeechRecognitionState new_state) OVERRIDE;
 110
 111   // Overridden from HotwordClient:
 112   virtual void OnHotwordStateChanged(bool started) OVERRIDE;
 113   virtual void OnHotwordRecognized() OVERRIDE;
 114
 115   // Overridden from SigninManagerFactory::Observer:
 116   virtual void SigninManagerCreated(SigninManagerBase* manager) OVERRIDE;
 117   virtual void SigninManagerShutdown(SigninManagerBase* manager) OVERRIDE;
 118
 119   // Overridden from SigninManagerBase::Observer:
 120   virtual void GoogleSigninFailed(const GoogleServiceAuthError& error) OVERRIDE;
 121   virtual void GoogleSigninSucceeded(const std::string& username,
 122                                      const std::string& password) OVERRIDE;
 123   virtual void GoogleSignedOut(const std::string& username) OVERRIDE;
 124
 125   // Overridden from ProfileInfoCacheObserver:
 126   virtual void OnProfileAdded(const base::FilePath& profile_path) OVERRIDE;
 127   virtual void OnProfileWasRemoved(const base::FilePath& profile_path,
 128                                    const base::string16& profile_name) OVERRIDE;
 129   virtual void OnProfileNameChanged(
 130       const base::FilePath& profile_path,
 131       const base::string16& old_profile_name) OVERRIDE;
 132
 133   scoped_ptr<app_list::SearchController> search_controller_;
 134   // Unowned pointer to the controller.
 135   AppListControllerDelegate* controller_;
 136   // Unowned pointer to the associated profile. May change if SetProfileByPath
 137   // is called.
 138   Profile* profile_;
 139   // Unowned pointer to the model owned by AppListSyncableService. Will change
 140   // if |profile_| changes.
 141   app_list::AppListModel* model_;
 142
 143   scoped_ptr<app_list::SpeechUIModel> speech_ui_;
 144
 145   base::TimeDelta auto_launch_timeout_;
 146
 147   Users users_;
 148
 149 #if defined(USE_ASH)
 150   scoped_ptr<AppSyncUIStateWatcher> app_sync_ui_state_watcher_;
 151 #endif
 152
 153   ObserverList<app_list::AppListViewDelegateObserver> observers_;
 154
 155   // Used to track the SigninManagers that this instance is observing so that
 156   // this instance can be removed as an observer on its destruction.
 157   ScopedObserver<SigninManagerBase, AppListViewDelegate> scoped_observer_;
 158
 159   // Window contents of additional custom launcher pages.
 160   ScopedVector<apps::CustomLauncherPageContents> custom_page_contents_;
 161
 162   DISALLOW_COPY_AND_ASSIGN(AppListViewDelegate);
 163 };
 164
 165 #endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_VIEW_DELEGATE_H_