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// Copyright (c) 2011 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.
#ifndef CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_OOBE_UI_H_
#define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_OOBE_UI_H_
#include <map>
#include <string>
#include <vector>
#include "base/compiler_specific.h"
#include "base/memory/ref_counted.h"
#include "base/observer_list.h"
#include "chrome/browser/chromeos/login/ui/oobe_display.h"
#include "chrome/browser/ui/webui/chromeos/login/core_oobe_handler.h"
#include "content/public/browser/web_ui_controller.h"
namespace base {
class DictionaryValue;
} // namespace base
namespace chromeos {
class AppLaunchSplashScreenActor;
class BaseScreenHandler;
class ControllerPairingScreenActor;
class ErrorScreenHandler;
class HostPairingScreenActor;
class KioskAppMenuHandler;
class KioskEnableScreenActor;
class LoginScreenContext;
class NativeWindowDelegate;
class NetworkDropdownHandler;
class NetworkStateInformer;
class GaiaScreenHandler;
class SigninScreenHandler;
class SigninScreenHandlerDelegate;
class UpdateScreenHandler;
// A custom WebUI that defines datasource for out-of-box-experience (OOBE) UI:
// - welcome screen (setup language/keyboard/network).
// - eula screen (CrOS (+ OEM) EULA content/TPM password/crash reporting).
// - update screen.
class OobeUI : public OobeDisplay,
public content::WebUIController,
public CoreOobeHandler::Delegate {
public:
class Observer {
public:
virtual ~Observer() {}
virtual void OnCurrentScreenChanged(
Screen current_screen, Screen new_screen) = 0;
};
// List of known types of OobeUI. Type added as path in chrome://oobe url, for
// example chrome://oobe/user-adding.
static const char kOobeDisplay[];
static const char kLoginDisplay[];
static const char kLockDisplay[];
static const char kUserAddingDisplay[];
static const char kAppLaunchSplashDisplay[];
// JS oobe/login screens names.
static const char kScreenOobeHIDDetection[];
static const char kScreenOobeNetwork[];
static const char kScreenOobeEula[];
static const char kScreenOobeUpdate[];
static const char kScreenOobeEnrollment[];
static const char kScreenOobeReset[];
static const char kScreenGaiaSignin[];
static const char kScreenAccountPicker[];
static const char kScreenKioskAutolaunch[];
static const char kScreenKioskEnable[];
static const char kScreenErrorMessage[];
static const char kScreenUserImagePicker[];
static const char kScreenTpmError[];
static const char kScreenPasswordChanged[];
static const char kScreenSupervisedUserCreationFlow[];
static const char kScreenTermsOfService[];
static const char kScreenWrongHWID[];
static const char kScreenAutoEnrollmentCheck[];
static const char kScreenAppLaunchSplash[];
static const char kScreenConfirmPassword[];
static const char kScreenFatalError[];
static const char kScreenHIDDetection[];
static const char kScreenControllerPairing[];
static const char kScreenHostPairing[];
OobeUI(content::WebUI* web_ui, const GURL& url);
virtual ~OobeUI();
// OobeDisplay implementation:
virtual CoreOobeActor* GetCoreOobeActor() OVERRIDE;
virtual UpdateScreenActor* GetUpdateScreenActor() OVERRIDE;
virtual NetworkScreenActor* GetNetworkScreenActor() OVERRIDE;
virtual EulaScreenActor* GetEulaScreenActor() OVERRIDE;
virtual EnrollmentScreenActor* GetEnrollmentScreenActor() OVERRIDE;
virtual ResetScreenActor* GetResetScreenActor() OVERRIDE;
virtual KioskAutolaunchScreenActor* GetKioskAutolaunchScreenActor() OVERRIDE;
virtual KioskEnableScreenActor* GetKioskEnableScreenActor() OVERRIDE;
virtual TermsOfServiceScreenActor*
GetTermsOfServiceScreenActor() OVERRIDE;
virtual UserImageScreenActor* GetUserImageScreenActor() OVERRIDE;
virtual ErrorScreenActor* GetErrorScreenActor() OVERRIDE;
virtual WrongHWIDScreenActor* GetWrongHWIDScreenActor() OVERRIDE;
virtual AutoEnrollmentCheckScreenActor*
GetAutoEnrollmentCheckScreenActor() OVERRIDE;
virtual SupervisedUserCreationScreenHandler*
GetSupervisedUserCreationScreenActor() OVERRIDE;
virtual AppLaunchSplashScreenActor*
GetAppLaunchSplashScreenActor() OVERRIDE;
virtual bool IsJSReady(const base::Closure& display_is_ready_callback)
OVERRIDE;
virtual HIDDetectionScreenActor* GetHIDDetectionScreenActor() OVERRIDE;
virtual ControllerPairingScreenActor* GetControllerPairingScreenActor()
OVERRIDE;
virtual HostPairingScreenActor* GetHostPairingScreenActor() OVERRIDE;
// Collects localized strings from the owned handlers.
void GetLocalizedStrings(base::DictionaryValue* localized_strings);
// Initializes the handlers.
void InitializeHandlers();
// Invoked after the async assets load. The screen handler that has the same
// async assets load id will be initialized.
void OnScreenAssetsLoaded(const std::string& async_assets_load_id);
// Shows or hides OOBE UI elements.
void ShowOobeUI(bool show);
// TODO(rkc): Create a separate retail mode login UI and move this method
// there - see crbug.com/157671.
// Shows a login spinner for retail mode logins.
void ShowRetailModeLoginSpinner();
// Shows the signin screen.
void ShowSigninScreen(const LoginScreenContext& context,
SigninScreenHandlerDelegate* delegate,
NativeWindowDelegate* native_window_delegate);
// Resets the delegate set in ShowSigninScreen.
void ResetSigninScreenHandlerDelegate();
// Add and remove observers for screen change events.
void AddObserver(Observer* observer);
void RemoveObserver(Observer* observer);
Screen current_screen() const { return current_screen_; }
Screen previous_screen() const { return previous_screen_; }
const std::string& display_type() const { return display_type_; }
const std::string& GetScreenName(Screen screen) const;
SigninScreenHandler* signin_screen_handler_for_test() {
return signin_screen_handler_;
}
private:
// Initializes |screen_ids_| and |screen_names_| structures.
void InitializeScreenMaps();
void AddScreenHandler(BaseScreenHandler* handler);
// CoreOobeHandler::Delegate implementation:
virtual void OnCurrentScreenChanged(const std::string& screen) OVERRIDE;
// Type of UI.
std::string display_type_;
// Reference to NetworkStateInformer that handles changes in network
// state.
scoped_refptr<NetworkStateInformer> network_state_informer_;
// Reference to CoreOobeHandler that handles common requests of Oobe page.
CoreOobeHandler* core_handler_;
// Reference to NetworkDropdownHandler that handles interaction with
// network dropdown.
NetworkDropdownHandler* network_dropdown_handler_;
// Screens actors. Note, OobeUI owns them via |handlers_|, not directly here.
UpdateScreenHandler* update_screen_handler_;
NetworkScreenActor* network_screen_actor_;
EulaScreenActor* eula_screen_actor_;
EnrollmentScreenActor* enrollment_screen_actor_;
HIDDetectionScreenActor* hid_detection_screen_actor_;
ResetScreenActor* reset_screen_actor_;
KioskAutolaunchScreenActor* autolaunch_screen_actor_;
KioskEnableScreenActor* kiosk_enable_screen_actor_;
WrongHWIDScreenActor* wrong_hwid_screen_actor_;
AutoEnrollmentCheckScreenActor* auto_enrollment_check_screen_actor_;
SupervisedUserCreationScreenHandler*
supervised_user_creation_screen_actor_;
AppLaunchSplashScreenActor* app_launch_splash_screen_actor_;
ControllerPairingScreenActor* controller_pairing_screen_actor_;
HostPairingScreenActor* host_pairing_screen_actor_;
// Reference to ErrorScreenHandler that handles error screen
// requests and forward calls from native code to JS side.
ErrorScreenHandler* error_screen_handler_;
// Reference to GaiaScreenHandler that handles gaia screen requests and
// forwards calls from native code to JS side.
GaiaScreenHandler* gaia_screen_handler_;
// Reference to SigninScreenHandler that handles sign-in screen requests and
// forwards calls from native code to JS side.
SigninScreenHandler* signin_screen_handler_;
TermsOfServiceScreenActor* terms_of_service_screen_actor_;
UserImageScreenActor* user_image_screen_actor_;
std::vector<BaseScreenHandler*> handlers_; // Non-owning pointers.
KioskAppMenuHandler* kiosk_app_menu_handler_; // Non-owning pointers.
// Id of the current oobe/login screen.
Screen current_screen_;
// Id of the previous oobe/login screen.
Screen previous_screen_;
// Maps JS screen names to screen ids.
std::map<std::string, Screen> screen_ids_;
// Maps screen ids to JS screen names.
std::vector<std::string> screen_names_;
// Flag that indicates whether JS part is fully loaded and ready to accept
// calls.
bool ready_;
// Callbacks to notify when JS part is fully loaded and ready to accept calls.
std::vector<base::Closure> ready_callbacks_;
// List of registered observers.
ObserverList<Observer> observer_list_;
DISALLOW_COPY_AND_ASSIGN(OobeUI);
};
} // namespace chromeos
#endif // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_OOBE_UI_H_