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| 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/chromeos/background/ash_user_wallpaper_delegate.h" | |
| 6 | |
| 7 #include "ash/common/wm/window_animation_types.h" | |
| 8 #include "ash/desktop_background/user_wallpaper_delegate.h" | |
| 9 #include "ash/shell.h" | |
| 10 #include "ash/wm/window_animations.h" | |
| 11 #include "base/command_line.h" | |
| 12 #include "base/logging.h" | |
| 13 #include "base/macros.h" | |
| 14 #include "chrome/browser/chrome_notification_types.h" | |
| 15 #include "chrome/browser/chromeos/extensions/wallpaper_manager_util.h" | |
| 16 #include "chrome/browser/chromeos/login/startup_utils.h" | |
| 17 #include "chrome/browser/chromeos/login/users/wallpaper/wallpaper_manager.h" | |
| 18 #include "chrome/browser/chromeos/login/wizard_controller.h" | |
| 19 #include "chromeos/chromeos_switches.h" | |
| 20 #include "chromeos/login/login_state.h" | |
| 21 #include "components/user_manager/user.h" | |
| 22 #include "components/user_manager/user_manager.h" | |
| 23 #include "content/public/browser/notification_service.h" | |
| 24 | |
| 25 namespace chromeos { | |
| 26 | |
| 27 namespace { | |
| 28 | |
| 29 bool IsNormalWallpaperChange() { | |
| 30 if (chromeos::LoginState::Get()->IsUserLoggedIn() || | |
| 31 !base::CommandLine::ForCurrentProcess()->HasSwitch( | |
| 32 switches::kFirstExecAfterBoot) || | |
| 33 WizardController::IsZeroDelayEnabled() || | |
| 34 !base::CommandLine::ForCurrentProcess()->HasSwitch( | |
| 35 switches::kLoginManager)) { | |
| 36 return true; | |
| 37 } | |
| 38 | |
| 39 return false; | |
| 40 } | |
| 41 | |
| 42 class UserWallpaperDelegate : public ash::UserWallpaperDelegate { | |
| 43 public: | |
| 44 UserWallpaperDelegate() | |
| 45 : boot_animation_finished_(false), | |
| 46 animation_duration_override_in_ms_(0) { | |
| 47 } | |
| 48 | |
| 49 ~UserWallpaperDelegate() override {} | |
| 50 | |
| 51 int GetAnimationType() override { | |
| 52 return ShouldShowInitialAnimation() | |
| 53 ? ash::wm::WINDOW_VISIBILITY_ANIMATION_TYPE_BRIGHTNESS_GRAYSCALE | |
| 54 : static_cast<int>(::wm::WINDOW_VISIBILITY_ANIMATION_TYPE_FADE); | |
| 55 } | |
| 56 | |
| 57 int GetAnimationDurationOverride() override { | |
| 58 return animation_duration_override_in_ms_; | |
| 59 } | |
| 60 | |
| 61 void SetAnimationDurationOverride(int animation_duration_in_ms) override { | |
| 62 animation_duration_override_in_ms_ = animation_duration_in_ms; | |
| 63 } | |
| 64 | |
| 65 bool ShouldShowInitialAnimation() override { | |
| 66 if (IsNormalWallpaperChange() || boot_animation_finished_) | |
| 67 return false; | |
| 68 | |
| 69 // It is a first boot case now. If kDisableBootAnimation flag | |
| 70 // is passed, it only disables any transition after OOBE. | |
| 71 bool is_registered = StartupUtils::IsDeviceRegistered(); | |
| 72 const base::CommandLine* command_line = | |
| 73 base::CommandLine::ForCurrentProcess(); | |
| 74 bool disable_boot_animation = command_line-> | |
| 75 HasSwitch(switches::kDisableBootAnimation); | |
| 76 if (is_registered && disable_boot_animation) | |
| 77 return false; | |
| 78 | |
| 79 return true; | |
| 80 } | |
| 81 | |
| 82 void UpdateWallpaper(bool clear_cache) override { | |
| 83 chromeos::WallpaperManager::Get()->UpdateWallpaper(clear_cache); | |
| 84 } | |
| 85 | |
| 86 void InitializeWallpaper() override { | |
| 87 chromeos::WallpaperManager::Get()->InitializeWallpaper(); | |
| 88 } | |
| 89 | |
| 90 void OpenSetWallpaperPage() override { | |
| 91 if (CanOpenSetWallpaperPage()) | |
| 92 wallpaper_manager_util::OpenWallpaperManager(); | |
| 93 } | |
| 94 | |
| 95 bool CanOpenSetWallpaperPage() override { | |
| 96 const LoginState* login_state = LoginState::Get(); | |
| 97 const LoginState::LoggedInUserType user_type = | |
| 98 login_state->GetLoggedInUserType(); | |
| 99 if (!login_state->IsUserLoggedIn()) | |
| 100 return false; | |
| 101 | |
| 102 // Whitelist user types that are allowed to change their wallpaper. (Guest | |
| 103 // users are not, see crosbug 26900.) | |
| 104 if (user_type != LoginState::LOGGED_IN_USER_REGULAR && | |
| 105 user_type != LoginState::LOGGED_IN_USER_OWNER && | |
| 106 user_type != LoginState::LOGGED_IN_USER_PUBLIC_ACCOUNT && | |
| 107 user_type != LoginState::LOGGED_IN_USER_SUPERVISED) { | |
| 108 return false; | |
| 109 } | |
| 110 const user_manager::User* user = | |
| 111 user_manager::UserManager::Get()->GetActiveUser(); | |
| 112 if (!user) | |
| 113 return false; | |
| 114 if (chromeos::WallpaperManager::Get()->IsPolicyControlled( | |
| 115 user->GetAccountId())) | |
| 116 return false; | |
| 117 return true; | |
| 118 } | |
| 119 | |
| 120 void OnWallpaperAnimationFinished() override { | |
| 121 content::NotificationService::current()->Notify( | |
| 122 chrome::NOTIFICATION_WALLPAPER_ANIMATION_FINISHED, | |
| 123 content::NotificationService::AllSources(), | |
| 124 content::NotificationService::NoDetails()); | |
| 125 } | |
| 126 | |
| 127 void OnWallpaperBootAnimationFinished() override { | |
| 128 // Make sure that boot animation type is used only once. | |
| 129 boot_animation_finished_ = true; | |
| 130 } | |
| 131 | |
| 132 private: | |
| 133 bool boot_animation_finished_; | |
| 134 | |
| 135 // The animation duration to show a new wallpaper if an animation is required. | |
| 136 int animation_duration_override_in_ms_; | |
| 137 | |
| 138 DISALLOW_COPY_AND_ASSIGN(UserWallpaperDelegate); | |
| 139 }; | |
| 140 | |
| 141 } // namespace | |
| 142 | |
| 143 ash::UserWallpaperDelegate* CreateUserWallpaperDelegate() { | |
| 144 return new chromeos::UserWallpaperDelegate(); | |
| 145 } | |
| 146 | |
| 147 } // namespace chromeos | |
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