chrome/browser/ui/app_list/app_list_service_disabled.cc

   1 // Copyright 2013 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 #include "base/files/file_path.h"
   6 #include "base/memory/singleton.h"
   7 #include "chrome/browser/ui/app_list/app_list_service.h"
   8
   9 namespace {
  10
  11 class AppListServiceDisabled : public AppListService {
  12  public:
  13   static AppListServiceDisabled* GetInstance() {
  14     return Singleton<AppListServiceDisabled,
  15                      LeakySingletonTraits<AppListServiceDisabled> >::get();
  16   }
  17
  18  private:
  19   friend struct DefaultSingletonTraits<AppListServiceDisabled>;
  20
  21   AppListServiceDisabled() {}
  22
  23   // AppListService overrides:
  24   void SetAppListNextPaintCallback(void (*callback)()) override {}
  25   void Init(Profile* initial_profile) override {}
  26
  27   base::FilePath GetProfilePath(const base::FilePath& user_data_dir) override {
  28     return base::FilePath();
  29   }
  30   void SetProfilePath(const base::FilePath& profile_path) override {}
  31
  32   void Show() override {}
  33   void ShowForProfile(Profile* profile) override {}
  34   void ShowForVoiceSearch(
  35       Profile* profile,
  36       const scoped_refptr<content::SpeechRecognitionSessionPreamble>& preamble)
  37       override {}
  38   void HideCustomLauncherPage() override {}
  39   void ShowForAppInstall(Profile* profile,
  40                          const std::string& extension_id,
  41                          bool start_discovery_tracking) override {}
  42   void DismissAppList() override {}
  43   void ShowForCustomLauncherPage(Profile* profile) override {}
  44
  45   Profile* GetCurrentAppListProfile() override { return nullptr; }
  46   bool IsAppListVisible() const override { return false; }
  47   void EnableAppList(Profile* initial_profile,
  48                      AppListEnableSource enable_source) override {}
  49   gfx::NativeWindow GetAppListWindow() override { return nullptr; }
  50   AppListControllerDelegate* GetControllerDelegate() override {
  51     return nullptr;
  52   }
  53   void CreateShortcut() override {}
  54
  55   DISALLOW_COPY_AND_ASSIGN(AppListServiceDisabled);
  56 };
  57
  58 }  // namespace
  59
  60 // static
  61 AppListService* AppListService::Get(chrome::HostDesktopType desktop_type) {
  62   return AppListServiceDisabled::GetInstance();
  63 }
  64
  65 // static
  66 void AppListService::InitAll(Profile* initial_profile,
  67                              const base::FilePath& profile_path) {}
  68
  69 // static
  70 void AppListService::RegisterPrefs(PrefRegistrySimple* registry) {}
  71
  72 // static
  73 bool AppListService::HandleLaunchCommandLine(
  74     const base::CommandLine& command_line,
  75     Profile* launch_profile) {
  76   return false;
  77 }