chrome/browser/ui/ash/launcher/launcher_context_menu.cc

   1 // Copyright 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/launcher/launcher_context_menu.h"
   6
   7 #include <string>
   8
   9 #include "ash/desktop_background/user_wallpaper_delegate.h"
  10 #include "ash/metrics/user_metrics_recorder.h"
  11 #include "ash/root_window_controller.h"
  12 #include "ash/session/session_state_delegate.h"
  13 #include "ash/shelf/shelf_item_delegate.h"
  14 #include "ash/shelf/shelf_widget.h"
  15 #include "ash/shell.h"
  16 #include "base/bind.h"
  17 #include "base/prefs/pref_service.h"
  18 #include "chrome/browser/extensions/context_menu_matcher.h"
  19 #include "chrome/browser/extensions/extension_util.h"
  20 #include "chrome/browser/fullscreen.h"
  21 #include "chrome/browser/prefs/incognito_mode_prefs.h"
  22 #include "chrome/browser/profiles/profile.h"
  23 #include "chrome/browser/ui/ash/chrome_shell_delegate.h"
  24 #include "chrome/browser/ui/ash/launcher/chrome_launcher_controller.h"
  25 #include "chrome/common/extensions/extension_constants.h"
  26 #include "chrome/grit/generated_resources.h"
  27 #include "content/public/common/context_menu_params.h"
  28 #include "grit/ash_strings.h"
  29 #include "ui/base/l10n/l10n_util.h"
  30
  31 namespace {
  32
  33 bool MenuItemHasLauncherContext(const extensions::MenuItem* item) {
  34   return item->contexts().Contains(extensions::MenuItem::LAUNCHER);
  35 }
  36
  37 }  // namespace
  38
  39 LauncherContextMenu::LauncherContextMenu(ChromeLauncherController* controller,
  40                                          const ash::ShelfItem* item,
  41                                          aura::Window* root)
  42     : ui::SimpleMenuModel(NULL),
  43       controller_(controller),
  44       item_(*item),
  45       shelf_alignment_menu_(root),
  46       root_window_(root),
  47       item_delegate_(NULL) {
  48   DCHECK(item);
  49   DCHECK(root_window_);
  50   Init();
  51 }
  52
  53 LauncherContextMenu::LauncherContextMenu(ChromeLauncherController* controller,
  54                                          ash::ShelfItemDelegate* item_delegate,
  55                                          ash::ShelfItem* item,
  56                                          aura::Window* root)
  57     : ui::SimpleMenuModel(NULL),
  58       controller_(controller),
  59       item_(*item),
  60       shelf_alignment_menu_(root),
  61       root_window_(root),
  62       item_delegate_(item_delegate) {
  63   DCHECK(item);
  64   DCHECK(root_window_);
  65   Init();
  66 }
  67
  68 LauncherContextMenu::LauncherContextMenu(ChromeLauncherController* controller,
  69                                          aura::Window* root)
  70     : ui::SimpleMenuModel(NULL),
  71       controller_(controller),
  72       item_(ash::ShelfItem()),
  73       shelf_alignment_menu_(root),
  74       extension_items_(new extensions::ContextMenuMatcher(
  75           controller->profile(), this, this,
  76           base::Bind(MenuItemHasLauncherContext))),
  77       root_window_(root),
  78       item_delegate_(NULL) {
  79   DCHECK(root_window_);
  80   Init();
  81 }
  82
  83 void LauncherContextMenu::Init() {
  84   extension_items_.reset(new extensions::ContextMenuMatcher(
  85       controller_->profile(), this, this,
  86       base::Bind(MenuItemHasLauncherContext)));
  87   set_delegate(this);
  88
  89   if (is_valid_item()) {
  90     if (item_.type == ash::TYPE_APP_SHORTCUT ||
  91         item_.type == ash::TYPE_WINDOWED_APP) {
  92       // V1 apps can be started from the menu - but V2 apps should not.
  93       if  (!controller_->IsPlatformApp(item_.id)) {
  94         AddItem(MENU_OPEN_NEW, base::string16());
  95         AddSeparator(ui::NORMAL_SEPARATOR);
  96       }
  97       AddItem(
  98           MENU_PIN,
  99           l10n_util::GetStringUTF16(controller_->IsPinned(item_.id) ?
 100                                     IDS_LAUNCHER_CONTEXT_MENU_UNPIN :
 101                                     IDS_LAUNCHER_CONTEXT_MENU_PIN));
 102       if (controller_->IsOpen(item_.id)) {
 103         AddItem(MENU_CLOSE,
 104                 l10n_util::GetStringUTF16(IDS_LAUNCHER_CONTEXT_MENU_CLOSE));
 105       }
 106       if (!controller_->IsPlatformApp(item_.id) &&
 107           item_.type != ash::TYPE_WINDOWED_APP) {
 108         AddSeparator(ui::NORMAL_SEPARATOR);
 109         if (extensions::util::IsNewBookmarkAppsEnabled()) {
 110           // With bookmark apps enabled, hosted apps launch in a window by
 111           // default. This menu item is re-interpreted as a single, toggle-able
 112           // option to launch the hosted app as a tab.
 113           AddCheckItemWithStringId(LAUNCH_TYPE_WINDOW,
 114                                    IDS_APP_CONTEXT_MENU_OPEN_WINDOW);
 115         } else {
 116           AddCheckItemWithStringId(
 117               LAUNCH_TYPE_REGULAR_TAB,
 118               IDS_APP_CONTEXT_MENU_OPEN_REGULAR);
 119           AddCheckItemWithStringId(
 120               LAUNCH_TYPE_PINNED_TAB,
 121               IDS_APP_CONTEXT_MENU_OPEN_PINNED);
 122           AddCheckItemWithStringId(
 123               LAUNCH_TYPE_WINDOW,
 124               IDS_APP_CONTEXT_MENU_OPEN_WINDOW);
 125           // Even though the launch type is Full Screen it is more accurately
 126           // described as Maximized in Ash.
 127           AddCheckItemWithStringId(
 128               LAUNCH_TYPE_FULLSCREEN,
 129               IDS_APP_CONTEXT_MENU_OPEN_MAXIMIZED);
 130         }
 131       }
 132     } else if (item_.type == ash::TYPE_BROWSER_SHORTCUT) {
 133       AddItem(MENU_NEW_WINDOW,
 134               l10n_util::GetStringUTF16(IDS_LAUNCHER_NEW_WINDOW));
 135       if (!controller_->IsLoggedInAsGuest()) {
 136         AddItem(MENU_NEW_INCOGNITO_WINDOW,
 137                 l10n_util::GetStringUTF16(IDS_LAUNCHER_NEW_INCOGNITO_WINDOW));
 138       }
 139     } else if (item_.type == ash::TYPE_DIALOG) {
 140       AddItem(MENU_CLOSE,
 141               l10n_util::GetStringUTF16(IDS_LAUNCHER_CONTEXT_MENU_CLOSE));
 142     } else {
 143       if (item_.type == ash::TYPE_PLATFORM_APP) {
 144         AddItem(
 145             MENU_PIN,
 146             l10n_util::GetStringUTF16(IDS_LAUNCHER_CONTEXT_MENU_PIN));
 147         AddItem(MENU_INSTALL, l10n_util::GetStringUTF16(IDS_APP_INSTALL_TITLE));
 148       }
 149       if (controller_->IsOpen(item_.id)) {
 150         AddItem(MENU_CLOSE,
 151                 l10n_util::GetStringUTF16(IDS_LAUNCHER_CONTEXT_MENU_CLOSE));
 152       }
 153     }
 154     AddSeparator(ui::NORMAL_SEPARATOR);
 155     if (item_.type == ash::TYPE_APP_SHORTCUT ||
 156         item_.type == ash::TYPE_WINDOWED_APP ||
 157         item_.type == ash::TYPE_PLATFORM_APP) {
 158       const extensions::MenuItem::ExtensionKey app_key(
 159           controller_->GetAppIDForShelfID(item_.id));
 160       if (!app_key.empty()) {
 161         int index = 0;
 162         extension_items_->AppendExtensionItems(app_key,
 163                                                base::string16(),
 164                                                &index,
 165                                                false);  // is_action_menu
 166         AddSeparator(ui::NORMAL_SEPARATOR);
 167       }
 168     }
 169   }
 170   // In fullscreen, the launcher is either hidden or autohidden depending on
 171   // the type of fullscreen. Do not show the auto-hide menu item while in
 172   // fullscreen because it is confusing when the preference appears not to
 173   // apply.
 174   if (!IsFullScreenMode() &&
 175       controller_->CanUserModifyShelfAutoHideBehavior(root_window_)) {
 176     AddCheckItemWithStringId(MENU_AUTO_HIDE,
 177                              IDS_ASH_SHELF_CONTEXT_MENU_AUTO_HIDE);
 178   }
 179   if (ash::ShelfWidget::ShelfAlignmentAllowed() &&
 180       !ash::Shell::GetInstance()->session_state_delegate()->IsScreenLocked()) {
 181     AddSubMenuWithStringId(MENU_ALIGNMENT_MENU,
 182                            IDS_ASH_SHELF_CONTEXT_MENU_POSITION,
 183                            &shelf_alignment_menu_);
 184   }
 185 #if defined(OS_CHROMEOS)
 186   if (!controller_->IsLoggedInAsGuest()) {
 187     AddItem(MENU_CHANGE_WALLPAPER,
 188          l10n_util::GetStringUTF16(IDS_AURA_SET_DESKTOP_WALLPAPER));
 189   }
 190 #endif
 191 }
 192
 193 LauncherContextMenu::~LauncherContextMenu() {
 194 }
 195
 196 bool LauncherContextMenu::IsItemForCommandIdDynamic(int command_id) const {
 197   return command_id == MENU_OPEN_NEW;
 198 }
 199
 200 base::string16 LauncherContextMenu::GetLabelForCommandId(int command_id) const {
 201   if (command_id == MENU_OPEN_NEW) {
 202     if (item_.type == ash::TYPE_PLATFORM_APP) {
 203       return l10n_util::GetStringUTF16(IDS_LAUNCHER_CONTEXT_MENU_NEW_WINDOW);
 204     }
 205     switch (controller_->GetLaunchType(item_.id)) {
 206       case extensions::LAUNCH_TYPE_PINNED:
 207       case extensions::LAUNCH_TYPE_REGULAR:
 208         return l10n_util::GetStringUTF16(IDS_LAUNCHER_CONTEXT_MENU_NEW_TAB);
 209       case extensions::LAUNCH_TYPE_FULLSCREEN:
 210       case extensions::LAUNCH_TYPE_WINDOW:
 211         return l10n_util::GetStringUTF16(IDS_LAUNCHER_CONTEXT_MENU_NEW_WINDOW);
 212       default:
 213         NOTREACHED();
 214         return base::string16();
 215     }
 216   }
 217   NOTREACHED();
 218   return base::string16();
 219 }
 220
 221 bool LauncherContextMenu::IsCommandIdChecked(int command_id) const {
 222   switch (command_id) {
 223     case LAUNCH_TYPE_PINNED_TAB:
 224       return controller_->GetLaunchType(item_.id) ==
 225           extensions::LAUNCH_TYPE_PINNED;
 226     case LAUNCH_TYPE_REGULAR_TAB:
 227       return controller_->GetLaunchType(item_.id) ==
 228           extensions::LAUNCH_TYPE_REGULAR;
 229     case LAUNCH_TYPE_WINDOW:
 230       return controller_->GetLaunchType(item_.id) ==
 231           extensions::LAUNCH_TYPE_WINDOW;
 232     case LAUNCH_TYPE_FULLSCREEN:
 233       return controller_->GetLaunchType(item_.id) ==
 234           extensions::LAUNCH_TYPE_FULLSCREEN;
 235     case MENU_AUTO_HIDE:
 236       return controller_->GetShelfAutoHideBehavior(root_window_) ==
 237           ash::SHELF_AUTO_HIDE_BEHAVIOR_ALWAYS;
 238     default:
 239       return extension_items_->IsCommandIdChecked(command_id);
 240   }
 241 }
 242
 243 bool LauncherContextMenu::IsCommandIdEnabled(int command_id) const {
 244   switch (command_id) {
 245     case MENU_PIN:
 246       return controller_->IsPinnable(item_.id);
 247 #if defined(OS_CHROMEOS)
 248     case MENU_CHANGE_WALLPAPER:
 249       return ash::Shell::GetInstance()->user_wallpaper_delegate()->
 250           CanOpenSetWallpaperPage();
 251 #endif
 252     case MENU_NEW_WINDOW:
 253       // "Normal" windows are not allowed when incognito is enforced.
 254       return IncognitoModePrefs::GetAvailability(
 255           controller_->profile()->GetPrefs()) != IncognitoModePrefs::FORCED;
 256     case MENU_AUTO_HIDE:
 257       return controller_->CanUserModifyShelfAutoHideBehavior(root_window_);
 258     case MENU_NEW_INCOGNITO_WINDOW:
 259       // Incognito windows are not allowed when incognito is disabled.
 260       return IncognitoModePrefs::GetAvailability(
 261           controller_->profile()->GetPrefs()) != IncognitoModePrefs::DISABLED;
 262     default:
 263       return extension_items_->IsCommandIdEnabled(command_id);
 264   }
 265 }
 266
 267 bool LauncherContextMenu::IsCommandIdVisible(int command_id) const {
 268   if (item_.type != ash::TYPE_PLATFORM_APP)
 269     return true;
 270
 271   switch (command_id) {
 272     case MENU_PIN:
 273       return !controller_->CanInstall(item_.id);
 274     case MENU_INSTALL:
 275       return controller_->CanInstall(item_.id);
 276     default:
 277       return true;
 278   }
 279 }
 280
 281 bool LauncherContextMenu::GetAcceleratorForCommandId(
 282       int command_id,
 283       ui::Accelerator* accelerator) {
 284   return false;
 285 }
 286
 287 void LauncherContextMenu::ExecuteCommand(int command_id, int event_flags) {
 288   switch (static_cast<MenuItem>(command_id)) {
 289     case MENU_OPEN_NEW:
 290       controller_->Launch(item_.id, ui::EF_NONE);
 291       break;
 292     case MENU_CLOSE:
 293       if (item_.type == ash::TYPE_DIALOG) {
 294         DCHECK(item_delegate_);
 295         item_delegate_->Close();
 296       } else {
 297         // TODO(simonhong): Use ShelfItemDelegate::Close().
 298         controller_->Close(item_.id);
 299       }
 300       ash::Shell::GetInstance()->metrics()->RecordUserMetricsAction(
 301           ash::UMA_CLOSE_THROUGH_CONTEXT_MENU);
 302       break;
 303     case MENU_PIN:
 304       controller_->TogglePinned(item_.id);
 305       break;
 306     case MENU_INSTALL:
 307       controller_->Install(item_.id);
 308       break;
 309     case LAUNCH_TYPE_PINNED_TAB:
 310       controller_->SetLaunchType(item_.id, extensions::LAUNCH_TYPE_PINNED);
 311       break;
 312     case LAUNCH_TYPE_REGULAR_TAB:
 313       controller_->SetLaunchType(item_.id, extensions::LAUNCH_TYPE_REGULAR);
 314       break;
 315     case LAUNCH_TYPE_WINDOW: {
 316       extensions::LaunchType launch_type = extensions::LAUNCH_TYPE_WINDOW;
 317       // With bookmark apps enabled, hosted apps can only toggle between
 318       // LAUNCH_WINDOW and LAUNCH_REGULAR.
 319       if (extensions::util::IsNewBookmarkAppsEnabled()) {
 320         launch_type = controller_->GetLaunchType(item_.id) ==
 321                               extensions::LAUNCH_TYPE_WINDOW
 322                           ? extensions::LAUNCH_TYPE_REGULAR
 323                           : extensions::LAUNCH_TYPE_WINDOW;
 324       }
 325       controller_->SetLaunchType(item_.id, launch_type);
 326       break;
 327     }
 328     case LAUNCH_TYPE_FULLSCREEN:
 329       controller_->SetLaunchType(item_.id, extensions::LAUNCH_TYPE_FULLSCREEN);
 330       break;
 331     case MENU_AUTO_HIDE:
 332       controller_->ToggleShelfAutoHideBehavior(root_window_);
 333       break;
 334     case MENU_NEW_WINDOW:
 335       controller_->CreateNewWindow();
 336       break;
 337     case MENU_NEW_INCOGNITO_WINDOW:
 338       controller_->CreateNewIncognitoWindow();
 339       break;
 340     case MENU_ALIGNMENT_MENU:
 341       break;
 342 #if defined(OS_CHROMEOS)
 343     case MENU_CHANGE_WALLPAPER:
 344       ash::Shell::GetInstance()->user_wallpaper_delegate()->
 345           OpenSetWallpaperPage();
 346       break;
 347 #endif
 348     default:
 349       extension_items_->ExecuteCommand(command_id, NULL,
 350                                        content::ContextMenuParams());
 351   }
 352 }