chrome/browser/ui/ash/chrome_shell_delegate.cc

   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 #include "chrome/browser/ui/ash/chrome_shell_delegate.h"
   6
   7 #include "ash/content_support/gpu_support_impl.h"
   8 #include "ash/wm/window_state.h"
   9 #include "ash/wm/window_util.h"
  10 #include "chrome/browser/app_mode/app_mode_utils.h"
  11 #include "chrome/browser/lifetime/application_lifetime.h"
  12 #include "chrome/browser/profiles/profile_manager.h"
  13 #include "chrome/browser/profiles/profiles_state.h"
  14 #include "chrome/browser/ui/app_list/app_list_view_delegate.h"
  15 #include "chrome/browser/ui/ash/app_list/app_list_service_ash.h"
  16 #include "chrome/browser/ui/ash/ash_keyboard_controller_proxy.h"
  17 #include "chrome/browser/ui/ash/launcher/chrome_launcher_controller.h"
  18 #include "chrome/browser/ui/ash/launcher/launcher_context_menu.h"
  19 #include "chrome/browser/ui/browser_commands.h"
  20 #include "chrome/browser/ui/browser_finder.h"
  21 #include "chrome/browser/ui/browser_navigator.h"
  22 #include "chrome/browser/ui/browser_window.h"
  23 #include "chrome/grit/chromium_strings.h"
  24 #include "components/signin/core/common/profile_management_switches.h"
  25 #include "grit/theme_resources.h"
  26 #include "ui/base/l10n/l10n_util.h"
  27 #include "ui/base/resource/resource_bundle.h"
  28
  29 #if defined(OS_CHROMEOS)
  30 #include "base/prefs/pref_service.h"
  31 #include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
  32 #include "chrome/browser/chromeos/display/display_configuration_observer.h"
  33 #include "chrome/browser/chromeos/profiles/profile_helper.h"
  34 #include "chrome/browser/profiles/profile.h"
  35 #include "chrome/common/pref_names.h"
  36 #include "components/user_manager/user.h"
  37 #include "components/user_manager/user_manager.h"
  38 #endif
  39
  40 namespace {
  41
  42 const char kKeyboardShortcutHelpPageUrl[] =
  43     "https://support.google.com/chromebook/answer/183101";
  44
  45 }  // namespace
  46
  47 // static
  48 ChromeShellDelegate* ChromeShellDelegate::instance_ = NULL;
  49
  50 ChromeShellDelegate::ChromeShellDelegate()
  51     : shelf_delegate_(NULL) {
  52   instance_ = this;
  53   PlatformInit();
  54 }
  55
  56 ChromeShellDelegate::~ChromeShellDelegate() {
  57   if (instance_ == this)
  58     instance_ = NULL;
  59 }
  60
  61 bool ChromeShellDelegate::IsMultiProfilesEnabled() const {
  62   if (!profiles::IsMultipleProfilesEnabled())
  63     return false;
  64 #if defined(OS_CHROMEOS)
  65   // If there is a user manager, we need to see that we can at least have 2
  66   // simultaneous users to allow this feature.
  67   if (!user_manager::UserManager::IsInitialized())
  68     return false;
  69   size_t admitted_users_to_be_added =
  70       user_manager::UserManager::Get()->GetUsersAllowedForMultiProfile().size();
  71   size_t logged_in_users =
  72       user_manager::UserManager::Get()->GetLoggedInUsers().size();
  73   if (!logged_in_users) {
  74     // The shelf gets created on the login screen and as such we have to create
  75     // all multi profile items of the the system tray menu before the user logs
  76     // in. For special cases like Kiosk mode and / or guest mode this isn't a
  77     // problem since either the browser gets restarted and / or the flag is not
  78     // allowed, but for an "ephermal" user (see crbug.com/312324) it is not
  79     // decided yet if he could add other users to his session or not.
  80     // TODO(skuhne): As soon as the issue above needs to be resolved, this logic
  81     // should change.
  82     logged_in_users = 1;
  83   }
  84   if (admitted_users_to_be_added + logged_in_users <= 1)
  85     return false;
  86 #endif
  87   return true;
  88 }
  89
  90 bool ChromeShellDelegate::IsIncognitoAllowed() const {
  91 #if defined(OS_CHROMEOS)
  92   return chromeos::AccessibilityManager::Get()->IsIncognitoAllowed();
  93 #endif
  94   return true;
  95 }
  96
  97 bool ChromeShellDelegate::IsRunningInForcedAppMode() const {
  98   return chrome::IsRunningInForcedAppMode();
  99 }
 100
 101 bool ChromeShellDelegate::IsMultiAccountEnabled() const {
 102 #if defined(OS_CHROMEOS)
 103   return switches::IsEnableAccountConsistency();
 104 #endif
 105   return false;
 106 }
 107
 108 bool ChromeShellDelegate::IsForceMaximizeOnFirstRun() const {
 109 #if defined(OS_CHROMEOS)
 110   const user_manager::User* const user =
 111       user_manager::UserManager::Get()->GetActiveUser();
 112   if (user) {
 113     return chromeos::ProfileHelper::Get()
 114         ->GetProfileByUser(user)
 115         ->GetPrefs()
 116         ->GetBoolean(prefs::kForceMaximizeOnFirstRun);
 117   }
 118 #endif
 119   return false;
 120 }
 121
 122 void ChromeShellDelegate::Exit() {
 123   chrome::AttemptUserExit();
 124 }
 125
 126 content::BrowserContext* ChromeShellDelegate::GetActiveBrowserContext() {
 127 #if defined(OS_CHROMEOS)
 128   DCHECK(user_manager::UserManager::Get()->GetLoggedInUsers().size());
 129 #endif
 130   return ProfileManager::GetActiveUserProfile();
 131 }
 132
 133 app_list::AppListViewDelegate* ChromeShellDelegate::GetAppListViewDelegate() {
 134   DCHECK(ash::Shell::HasInstance());
 135   return AppListServiceAsh::GetInstance()->GetViewDelegate(
 136       Profile::FromBrowserContext(GetActiveBrowserContext()));
 137 }
 138
 139 ash::ShelfDelegate* ChromeShellDelegate::CreateShelfDelegate(
 140     ash::ShelfModel* model) {
 141   if (!shelf_delegate_) {
 142     shelf_delegate_ = ChromeLauncherController::CreateInstance(NULL, model);
 143     shelf_delegate_->Init();
 144   }
 145   return shelf_delegate_;
 146 }
 147
 148 ui::MenuModel* ChromeShellDelegate::CreateContextMenu(
 149     aura::Window* root,
 150     ash::ShelfItemDelegate* item_delegate,
 151     ash::ShelfItem* item) {
 152   DCHECK(shelf_delegate_);
 153   // Don't show context menu for exclusive app runtime mode.
 154   if (chrome::IsRunningInAppMode())
 155     return NULL;
 156
 157   if (item_delegate && item)
 158     return new LauncherContextMenu(shelf_delegate_, item_delegate, item, root);
 159
 160   return new LauncherContextMenu(shelf_delegate_, root);
 161 }
 162
 163 ash::GPUSupport* ChromeShellDelegate::CreateGPUSupport() {
 164   // Chrome uses real GPU support.
 165   return new ash::GPUSupportImpl;
 166 }
 167
 168 base::string16 ChromeShellDelegate::GetProductName() const {
 169   return l10n_util::GetStringUTF16(IDS_PRODUCT_NAME);
 170 }
 171
 172 void ChromeShellDelegate::OpenKeyboardShortcutHelpPage() const {
 173   Profile* profile = ProfileManager::GetActiveUserProfile();
 174   Browser* browser =
 175       chrome::FindTabbedBrowser(profile, false, chrome::HOST_DESKTOP_TYPE_ASH);
 176
 177   if (!browser) {
 178     browser = new Browser(
 179         Browser::CreateParams(profile, chrome::HOST_DESKTOP_TYPE_ASH));
 180     browser->window()->Show();
 181   }
 182
 183   browser->window()->Activate();
 184
 185   chrome::NavigateParams params(browser, GURL(kKeyboardShortcutHelpPageUrl),
 186                                 ui::PAGE_TRANSITION_AUTO_BOOKMARK);
 187   params.disposition = SINGLETON_TAB;
 188   chrome::Navigate(&params);
 189 }
 190
 191 gfx::Image ChromeShellDelegate::GetDeprecatedAcceleratorImage() const {
 192   return ui::ResourceBundle::GetSharedInstance().GetImageNamed(
 193       IDR_BLUETOOTH_KEYBOARD);
 194 }
 195
 196 keyboard::KeyboardControllerProxy*
 197     ChromeShellDelegate::CreateKeyboardControllerProxy() {
 198   return new AshKeyboardControllerProxy(
 199       ProfileManager::GetActiveUserProfile());
 200 }
 201
 202 void ChromeShellDelegate::VirtualKeyboardActivated(bool activated) {
 203   FOR_EACH_OBSERVER(ash::VirtualKeyboardStateObserver,
 204                     keyboard_state_observer_list_,
 205                     OnVirtualKeyboardStateChanged(activated));
 206 }
 207
 208 void ChromeShellDelegate::AddVirtualKeyboardStateObserver(
 209     ash::VirtualKeyboardStateObserver* observer) {
 210   keyboard_state_observer_list_.AddObserver(observer);
 211 }
 212
 213 void ChromeShellDelegate::RemoveVirtualKeyboardStateObserver(
 214     ash::VirtualKeyboardStateObserver* observer) {
 215   keyboard_state_observer_list_.RemoveObserver(observer);
 216 }