chrome/browser/ui/app_list/app_list_service.h

   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 #ifndef CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_H_
   6 #define CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_H_
   7
   8 #include <string>
   9
  10 #include "base/basictypes.h"
  11 #include "base/compiler_specific.h"
  12 #include "chrome/browser/ui/host_desktop.h"
  13 #include "ui/gfx/native_widget_types.h"
  14
  15 class AppListControllerDelegate;
  16 class PrefRegistrySimple;
  17 class Profile;
  18
  19 namespace base {
  20 class CommandLine;
  21 class FilePath;
  22 }
  23
  24 namespace gfx {
  25 class ImageSkia;
  26 }
  27
  28 class AppListService {
  29  public:
  30   // Source that triggers the app launcher being enabled. This is used for UMA
  31   // to track discoverability of the app lancher shortcut after install. Also
  32   // used to provide custom install behavior (e.g. "always" enable).
  33   enum AppListEnableSource {
  34     ENABLE_NOT_RECORDED,        // Indicates app launcher not recently enabled.
  35     ENABLE_FOR_APP_INSTALL,     // Triggered by a webstore packaged app install.
  36     ENABLE_VIA_WEBSTORE_LINK,   // Triggered by webstore explicitly via API.
  37     ENABLE_VIA_COMMAND_LINE,    // Triggered by --enable-app-list.
  38     ENABLE_ON_REINSTALL,        // Triggered by Chrome reinstall finding pref.
  39     ENABLE_SHOWN_UNDISCOVERED,  // This overrides a prior ENABLE_FOR_APP_INSTALL
  40                                 // when the launcher is auto-shown without
  41                                 // being "discovered" beforehand.
  42     ENABLE_NUM_ENABLE_SOURCES
  43   };
  44
  45   // Get the AppListService for the current platform and specified
  46   // |desktop_type|.
  47   static AppListService* Get(chrome::HostDesktopType desktop_type);
  48
  49   // Call Init for all AppListService instances on this platform.
  50   static void InitAll(Profile* initial_profile);
  51
  52   static void RegisterPrefs(PrefRegistrySimple* registry);
  53
  54   // Initializes the AppListService, and returns true if |command_line| is for
  55   // showing the app list.
  56   static bool HandleLaunchCommandLine(const base::CommandLine& command_line,
  57                                       Profile* launch_profile);
  58
  59   // Indicates that |callback| should be called next time the app list is
  60   // painted.
  61   virtual void SetAppListNextPaintCallback(void (*callback)()) = 0;
  62
  63   // Perform Chrome first run logic. This is executed before Chrome's threads
  64   // have been created.
  65   virtual void HandleFirstRun() = 0;
  66
  67   virtual base::FilePath GetProfilePath(
  68       const base::FilePath& user_data_dir) = 0;
  69   virtual void SetProfilePath(const base::FilePath& profile_path) = 0;
  70
  71   // Show the app list for the profile configured in the user data dir for the
  72   // current browser process.
  73   virtual void Show() = 0;
  74
  75   // Show the app list for the given profile. If it differs from the profile the
  76   // app list is currently showing, repopulate the app list and save the new
  77   // profile to local prefs as the default app list profile.
  78   virtual void ShowForProfile(Profile* requested_profile) = 0;
  79
  80   // Shows the app list, and jump to voice search. Used by always-on hotwording.
  81   virtual void ShowForVoiceSearch(Profile* profile) = 0;
  82
  83   // Shows the app list, and reveals the page that contains |extension_id|. This
  84   // should only be called for things that show in the app list, and only when
  85   // they begin or complete installing. If |start_discovery_tracking| is set,
  86   // the app launcher will not actually be shown, but will start tracking UMA
  87   // for app launcher discovery.
  88   virtual void ShowForAppInstall(Profile* profile,
  89                                  const std::string& extension_id,
  90                                  bool start_discovery_tracking) = 0;
  91
  92   // Dismiss the app list.
  93   virtual void DismissAppList() = 0;
  94
  95   // Get the profile the app list is currently showing.
  96   virtual Profile* GetCurrentAppListProfile() = 0;
  97
  98   // Returns true if the app list is visible.
  99   virtual bool IsAppListVisible() const = 0;
 100
 101   // Enable the app list. What this does specifically will depend on the host
 102   // operating system and shell.
 103   virtual void EnableAppList(Profile* initial_profile,
 104                              AppListEnableSource enable_source) = 0;
 105
 106   // Get the window the app list is in, or NULL if the app list isn't visible.
 107   virtual gfx::NativeWindow GetAppListWindow() = 0;
 108
 109   // Returns a pointer to the platform specific AppListControllerDelegate.
 110   virtual AppListControllerDelegate* GetControllerDelegate() = 0;
 111
 112   // Create a platform-specific shortcut for the app list.
 113   virtual void CreateShortcut() = 0;
 114
 115  protected:
 116   AppListService() {}
 117   virtual ~AppListService() {}
 118
 119   // Do any once off initialization needed for the app list.
 120   virtual void Init(Profile* initial_profile) = 0;
 121
 122  private:
 123   DISALLOW_COPY_AND_ASSIGN(AppListService);
 124 };
 125
 126 #endif  // CHROME_BROWSER_UI_APP_LIST_APP_LIST_SERVICE_H_