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// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/ui/ash/chrome_shell_delegate.h"
#include "apps/app_window.h"
#include "apps/app_window_registry.h"
#include "ash/content_support/gpu_support_impl.h"
#include "ash/host/window_tree_host_factory.h"
#include "ash/magnifier/magnifier_constants.h"
#include "ash/wm/window_state.h"
#include "ash/wm/window_util.h"
#include "base/command_line.h"
#include "chrome/browser/app_mode/app_mode_utils.h"
#include "chrome/browser/lifetime/application_lifetime.h"
#include "chrome/browser/profiles/profile_manager.h"
#include "chrome/browser/ui/app_list/app_list_service.h"
#include "chrome/browser/ui/app_list/app_list_view_delegate.h"
#include "chrome/browser/ui/ash/app_list/app_list_controller_ash.h"
#include "chrome/browser/ui/ash/ash_keyboard_controller_proxy.h"
#include "chrome/browser/ui/ash/launcher/chrome_launcher_controller.h"
#include "chrome/browser/ui/ash/launcher/launcher_context_menu.h"
#include "chrome/browser/ui/browser_commands.h"
#include "chrome/common/chrome_switches.h"
#include "grit/chromium_strings.h"
#include "grit/generated_resources.h"
#include "ui/base/l10n/l10n_util.h"
#if defined(OS_CHROMEOS)
#include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
#include "chrome/browser/chromeos/display/display_configuration_observer.h"
#include "chrome/browser/chromeos/login/user_manager.h"
#endif
// static
ChromeShellDelegate* ChromeShellDelegate::instance_ = NULL;
ChromeShellDelegate::ChromeShellDelegate()
: shelf_delegate_(NULL) {
instance_ = this;
PlatformInit();
}
ChromeShellDelegate::~ChromeShellDelegate() {
if (instance_ == this)
instance_ = NULL;
}
bool ChromeShellDelegate::IsMultiProfilesEnabled() const {
// TODO(skuhne): There is a function named profiles::IsMultiProfilesEnabled
// which does similar things - but it is not the same. We should investigate
// if these two could be folded together.
if (!CommandLine::ForCurrentProcess()->HasSwitch(switches::kMultiProfiles))
return false;
#if defined(OS_CHROMEOS)
// If there is a user manager, we need to see that we can at least have 2
// simultaneous users to allow this feature.
if (!chromeos::UserManager::IsInitialized())
return false;
size_t admitted_users_to_be_added =
chromeos::UserManager::Get()->GetUsersAdmittedForMultiProfile().size();
size_t logged_in_users =
chromeos::UserManager::Get()->GetLoggedInUsers().size();
if (!logged_in_users) {
// The shelf gets created on the login screen and as such we have to create
// all multi profile items of the the system tray menu before the user logs
// in. For special cases like Kiosk mode and / or guest mode this isn't a
// problem since either the browser gets restarted and / or the flag is not
// allowed, but for an "ephermal" user (see crbug.com/312324) it is not
// decided yet if he could add other users to his session or not.
// TODO(skuhne): As soon as the issue above needs to be resolved, this logic
// should change.
logged_in_users = 1;
}
if (admitted_users_to_be_added + logged_in_users <= 1)
return false;
#endif
return true;
}
bool ChromeShellDelegate::IsIncognitoAllowed() const {
#if defined(OS_CHROMEOS)
return chromeos::AccessibilityManager::Get()->IsIncognitoAllowed();
#endif
return true;
}
bool ChromeShellDelegate::IsRunningInForcedAppMode() const {
return chrome::IsRunningInForcedAppMode();
}
void ChromeShellDelegate::Exit() {
chrome::AttemptUserExit();
}
content::BrowserContext* ChromeShellDelegate::GetActiveBrowserContext() {
#if defined(OS_CHROMEOS)
DCHECK(chromeos::UserManager::Get()->GetLoggedInUsers().size());
#endif
return ProfileManager::GetActiveUserProfile();
}
app_list::AppListViewDelegate*
ChromeShellDelegate::CreateAppListViewDelegate() {
DCHECK(ash::Shell::HasInstance());
// Shell will own the created delegate, and the delegate will own
// the controller.
return new AppListViewDelegate(
Profile::FromBrowserContext(GetActiveBrowserContext()),
AppListService::Get(chrome::HOST_DESKTOP_TYPE_ASH)->
GetControllerDelegate());
}
ash::ShelfDelegate* ChromeShellDelegate::CreateShelfDelegate(
ash::ShelfModel* model) {
// TODO(oshima): This is currently broken with multiple launchers.
// Refactor so that there is just one launcher delegate in the
// shell.
if (!shelf_delegate_) {
shelf_delegate_ = ChromeLauncherController::CreateInstance(NULL, model);
shelf_delegate_->Init();
}
return shelf_delegate_;
}
ui::MenuModel* ChromeShellDelegate::CreateContextMenu(
aura::Window* root,
ash::ShelfItemDelegate* item_delegate,
ash::ShelfItem* item) {
DCHECK(shelf_delegate_);
// Don't show context menu for exclusive app runtime mode.
if (chrome::IsRunningInAppMode())
return NULL;
if (item_delegate && item)
return new LauncherContextMenu(shelf_delegate_, item_delegate, item, root);
return new LauncherContextMenu(shelf_delegate_, root);
}
ash::WindowTreeHostFactory* ChromeShellDelegate::CreateWindowTreeHostFactory() {
return ash::WindowTreeHostFactory::Create();
}
ash::GPUSupport* ChromeShellDelegate::CreateGPUSupport() {
// Chrome uses real GPU support.
return new ash::GPUSupportImpl;
}
base::string16 ChromeShellDelegate::GetProductName() const {
return l10n_util::GetStringUTF16(IDS_PRODUCT_NAME);
}
keyboard::KeyboardControllerProxy*
ChromeShellDelegate::CreateKeyboardControllerProxy() {
return new AshKeyboardControllerProxy();
}
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