chrome/browser/ui/views/frame/system_menu_model_builder.cc

   1 // Copyright (c) 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 "chrome/browser/ui/views/frame/system_menu_model_builder.h"
   6
   7 #include "base/command_line.h"
   8 #include "base/strings/utf_string_conversions.h"
   9 #include "chrome/app/chrome_command_ids.h"
  10 #include "chrome/browser/ui/browser_commands.h"
  11 #include "chrome/browser/ui/host_desktop.h"
  12 #include "chrome/browser/ui/toolbar/wrench_menu_model.h"
  13 #include "chrome/common/chrome_switches.h"
  14 #include "grit/generated_resources.h"
  15 #include "ui/base/accelerators/accelerator.h"
  16 #include "ui/base/models/simple_menu_model.h"
  17
  18 #if defined(OS_CHROMEOS)
  19 #include "ash/session/session_state_delegate.h"
  20 #include "ash/session/user_info.h"
  21 #include "ash/shell.h"
  22 #include "chrome/browser/ui/ash/multi_user/multi_user_util.h"
  23 #include "chrome/browser/ui/ash/multi_user/multi_user_window_manager.h"
  24 #include "chrome/browser/ui/browser_window.h"
  25 #include "ui/base/l10n/l10n_util.h"
  26 #endif
  27
  28 SystemMenuModelBuilder::SystemMenuModelBuilder(
  29     ui::AcceleratorProvider* provider,
  30     Browser* browser)
  31     : menu_delegate_(provider, browser) {
  32 }
  33
  34 SystemMenuModelBuilder::~SystemMenuModelBuilder() {
  35 }
  36
  37 void SystemMenuModelBuilder::Init() {
  38   ui::SimpleMenuModel* model = new ui::SimpleMenuModel(&menu_delegate_);
  39   menu_model_.reset(model);
  40   BuildMenu(model);
  41 #if defined(OS_WIN)
  42   // On Windows with HOST_DESKTOP_TYPE_NATIVE we put the menu items in the
  43   // system menu (not at the end). Doing this necessitates adding a trailing
  44   // separator.
  45   if (browser()->host_desktop_type() == chrome::HOST_DESKTOP_TYPE_NATIVE)
  46     model->AddSeparator(ui::NORMAL_SEPARATOR);
  47 #endif
  48 }
  49
  50 void SystemMenuModelBuilder::BuildMenu(ui::SimpleMenuModel* model) {
  51   // We add the menu items in reverse order so that insertion_index never needs
  52   // to change.
  53   if (browser()->is_type_tabbed())
  54     BuildSystemMenuForBrowserWindow(model);
  55   else
  56     BuildSystemMenuForAppOrPopupWindow(model);
  57   AddFrameToggleItems(model);
  58 }
  59
  60 void SystemMenuModelBuilder::BuildSystemMenuForBrowserWindow(
  61     ui::SimpleMenuModel* model) {
  62   model->AddItemWithStringId(IDC_NEW_TAB, IDS_NEW_TAB);
  63   model->AddItemWithStringId(IDC_RESTORE_TAB, IDS_RESTORE_TAB);
  64   if (chrome::CanOpenTaskManager()) {
  65     model->AddSeparator(ui::NORMAL_SEPARATOR);
  66     model->AddItemWithStringId(IDC_TASK_MANAGER, IDS_TASK_MANAGER);
  67   }
  68 #if defined(OS_LINUX) && !defined(OS_CHROMEOS)
  69   model->AddSeparator(ui::NORMAL_SEPARATOR);
  70   model->AddCheckItemWithStringId(IDC_USE_SYSTEM_TITLE_BAR,
  71                                   IDS_SHOW_WINDOW_DECORATIONS_MENU);
  72 #endif
  73   AppendTeleportMenu(model);
  74   // If it's a regular browser window with tabs, we don't add any more items,
  75   // since it already has menus (Page, Chrome).
  76 }
  77
  78 void SystemMenuModelBuilder::BuildSystemMenuForAppOrPopupWindow(
  79     ui::SimpleMenuModel* model) {
  80   model->AddItemWithStringId(IDC_BACK, IDS_CONTENT_CONTEXT_BACK);
  81   model->AddItemWithStringId(IDC_FORWARD, IDS_CONTENT_CONTEXT_FORWARD);
  82   model->AddItemWithStringId(IDC_RELOAD, IDS_APP_MENU_RELOAD);
  83   model->AddSeparator(ui::NORMAL_SEPARATOR);
  84   if (browser()->is_app())
  85     model->AddItemWithStringId(IDC_NEW_TAB, IDS_APP_MENU_NEW_WEB_PAGE);
  86   else
  87     model->AddItemWithStringId(IDC_SHOW_AS_TAB, IDS_SHOW_AS_TAB);
  88   model->AddSeparator(ui::NORMAL_SEPARATOR);
  89   model->AddItemWithStringId(IDC_CUT, IDS_CUT);
  90   model->AddItemWithStringId(IDC_COPY, IDS_COPY);
  91   model->AddItemWithStringId(IDC_PASTE, IDS_PASTE);
  92   model->AddSeparator(ui::NORMAL_SEPARATOR);
  93   model->AddItemWithStringId(IDC_FIND, IDS_FIND);
  94   model->AddItemWithStringId(IDC_PRINT, IDS_PRINT);
  95   zoom_menu_contents_.reset(new ZoomMenuModel(&menu_delegate_));
  96   model->AddSubMenuWithStringId(IDC_ZOOM_MENU, IDS_ZOOM_MENU,
  97                                 zoom_menu_contents_.get());
  98   encoding_menu_contents_.reset(new EncodingMenuModel(browser()));
  99   model->AddSubMenuWithStringId(IDC_ENCODING_MENU,
 100                                 IDS_ENCODING_MENU,
 101                                 encoding_menu_contents_.get());
 102   if (browser()->is_app() && chrome::CanOpenTaskManager()) {
 103     model->AddSeparator(ui::NORMAL_SEPARATOR);
 104     model->AddItemWithStringId(IDC_TASK_MANAGER, IDS_TASK_MANAGER);
 105   }
 106 #if defined(OS_LINUX) && !defined(OS_CHROMEOS)
 107   model->AddSeparator(ui::NORMAL_SEPARATOR);
 108   model->AddItemWithStringId(IDC_CLOSE_WINDOW, IDS_CLOSE);
 109 #endif
 110
 111   AppendTeleportMenu(model);
 112 }
 113
 114 void SystemMenuModelBuilder::AddFrameToggleItems(ui::SimpleMenuModel* model) {
 115   if (CommandLine::ForCurrentProcess()->HasSwitch(
 116           switches::kDebugEnableFrameToggle)) {
 117     model->AddSeparator(ui::NORMAL_SEPARATOR);
 118     model->AddItem(IDC_DEBUG_FRAME_TOGGLE,
 119                    base::ASCIIToUTF16("Toggle Frame Type"));
 120   }
 121 }
 122
 123 void SystemMenuModelBuilder::AppendTeleportMenu(ui::SimpleMenuModel* model) {
 124 #if defined(OS_CHROMEOS)
 125   DCHECK(browser()->window());
 126   // If there is no manager, we are not in the proper multi user mode.
 127   if (chrome::MultiUserWindowManager::GetMultiProfileMode() !=
 128           chrome::MultiUserWindowManager::MULTI_PROFILE_MODE_SEPARATED)
 129     return;
 130
 131   // Don't show the menu for incognito windows.
 132   if (browser()->profile()->IsOffTheRecord())
 133     return;
 134
 135   // To show the menu we need at least two logged in users.
 136   ash::SessionStateDelegate* delegate =
 137       ash::Shell::GetInstance()->session_state_delegate();
 138   int logged_in_users = delegate->NumberOfLoggedInUsers();
 139   if (logged_in_users <= 1)
 140     return;
 141
 142   // If this does not belong to a profile or there is no window, or the window
 143   // is not owned by anyone, we don't show the menu addition.
 144   chrome::MultiUserWindowManager* manager =
 145       chrome::MultiUserWindowManager::GetInstance();
 146   const std::string user_id =
 147       multi_user_util::GetUserIDFromProfile(browser()->profile());
 148   aura::Window* window = browser()->window()->GetNativeWindow();
 149   if (user_id.empty() || !window || manager->GetWindowOwner(window).empty())
 150     return;
 151
 152   model->AddSeparator(ui::NORMAL_SEPARATOR);
 153   DCHECK(logged_in_users <= 3);
 154   for (int user_index = 1; user_index < logged_in_users; ++user_index) {
 155     const ash::UserInfo* user_info = delegate->GetUserInfo(user_index);
 156     model->AddItem(
 157         user_index == 1 ? IDC_VISIT_DESKTOP_OF_LRU_USER_2
 158                         : IDC_VISIT_DESKTOP_OF_LRU_USER_3,
 159         l10n_util::GetStringFUTF16(IDS_VISIT_DESKTOP_OF_LRU_USER,
 160                                    user_info->GetDisplayName(),
 161                                    base::ASCIIToUTF16(user_info->GetEmail())));
 162   }
 163 #endif
 164 }