PreferencesManager

ash/common/wm_shell.cc

 // Copyright 2016 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 "ash/common/wm_shell.h"
 
 #include <utility>
 
 #include "ash/common/accelerators/accelerator_controller.h"
 #include "ash/common/accelerators/ash_focus_manager_factory.h"
@@ skipping 30 matching lines @@
 #include "ash/common/wm/overview/window_selector_controller.h"
 #include "ash/common/wm/root_window_finder.h"
 #include "ash/common/wm/system_modal_container_layout_manager.h"
 #include "ash/common/wm/window_cycle_controller.h"
 #include "ash/common/wm_root_window_controller.h"
 #include "ash/common/wm_window.h"
 #include "ash/public/cpp/shell_window_ids.h"
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/memory/ptr_util.h"
+#include "services/preferences/public/cpp/pref_observer_store.h"
+#include "services/preferences/public/interfaces/preferences.mojom.h"
+#include "services/service_manager/public/cpp/connector.h"
 #include "ui/app_list/presenter/app_list.h"
 #include "ui/app_list/presenter/app_list_presenter.h"
 #include "ui/display/display.h"
 #include "ui/views/focus/focus_manager_factory.h"
 
 #if defined(OS_CHROMEOS)
 #include "ash/common/system/chromeos/brightness/brightness_controller_chromeos.h"
 #include "ash/common/system/chromeos/keyboard_brightness_controller.h"
 #include "ash/common/system/chromeos/network/vpn_list.h"
 #include "ash/common/system/chromeos/session/logout_confirmation_controller.h"
@@ skipping 54 matching lines @@
   // ShelfWindowWatcher has window observers and a pointer to the shelf model.
   shelf_window_watcher_.reset();
   // ShelfItemDelegate subclasses it owns have complex cleanup to run (e.g. ARC
   // shelf items in Chrome) so explicitly shutdown early.
   shelf_model()->DestroyItemDelegates();
   // Must be destroyed before FocusClient.
   shelf_delegate_.reset();
 
   // Balances the Install() in Initialize().
   views::FocusManagerFactory::Install(nullptr);
+
+  // Removes itself as an observer of |pref_store_|.
+  shelf_controller_.reset();
 }
 
 ShelfModel* WmShell::shelf_model() {
   return shelf_controller_->model();
 }
 
 void WmShell::ShowContextMenu(const gfx::Point& location_in_screen,
                               ui::MenuSourceType source_type) {
   // Bail if there is no active user session or if the screen is locked.
   if (GetSessionStateDelegate()->NumberOfLoggedInUsers() < 1 ||
@@ skipping 126 matching lines @@
       wallpaper_delegate_(delegate_->CreateWallpaperDelegate()),
       window_cycle_controller_(base::MakeUnique<WindowCycleController>()),
       window_selector_controller_(
           base::MakeUnique<WindowSelectorController>()) {
 #if defined(OS_CHROMEOS)
   brightness_control_delegate_.reset(new system::BrightnessControllerChromeos);
   keyboard_brightness_control_delegate_.reset(new KeyboardBrightnessController);
   vpn_list_ = base::MakeUnique<VpnList>();
 #endif
   session_controller_->AddSessionStateObserver(this);
+
+  prefs::mojom::PreferencesManagerPtr pref_manager_ptr;
+  // Can be null in tests.
+  if (!delegate_->GetShellConnector())
+    return;
+  delegate_->GetShellConnector()->ConnectToInterface(prefs::mojom::kServiceName,
+                                                     &pref_manager_ptr);
+  pref_store_ = new preferences::PrefObserverStore(std::move(pref_manager_ptr));
 }
 
 WmShell::~WmShell() {
   session_controller_->RemoveSessionStateObserver(this);
 }
 
 WmRootWindowController* WmShell::GetPrimaryRootWindowController() {
   return GetPrimaryRootWindow()->GetRootWindowController();
 }
 
@@ skipping 133 matching lines @@
 }
 
 void WmShell::SessionStateChanged(session_manager::SessionState state) {
   // Create the shelf when a session becomes active. It's safe to do this
   // multiple times (e.g. initial login vs. multiprofile add session).
   if (state == session_manager::SessionState::ACTIVE)
     CreateShelf();
 }
 
 }  // namespace ash