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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.
#ifndef CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_CORE_OOBE_HANDLER_H_
#define CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_CORE_OOBE_HANDLER_H_
#include <memory>
#include <string>
#include <vector>
#include "ash/public/cpp/tablet_mode_observer.h"
#include "ash/public/mojom/cros_display_config.mojom.h"
#include "base/callback.h"
#include "base/macros.h"
#include "base/memory/weak_ptr.h"
#include "base/optional.h"
#include "base/values.h"
#include "chrome/browser/chromeos/accessibility/accessibility_manager.h"
#include "chrome/browser/chromeos/login/demo_mode/demo_mode_detector.h"
#include "chrome/browser/chromeos/login/help_app_launcher.h"
#include "chrome/browser/chromeos/login/oobe_configuration.h"
#include "chrome/browser/chromeos/login/version_info_updater.h"
#include "chrome/browser/chromeos/tpm_firmware_update.h"
#include "chrome/browser/ui/webui/chromeos/login/base_webui_handler.h"
#include "mojo/public/cpp/bindings/remote.h"
#include "ui/events/event_source.h"
namespace base {
class ListValue;
class Value;
}
namespace ui {
class EventSink;
}
namespace chromeos {
class CoreOobeView {
public:
// Enum that specifies how inner padding of OOBE dialog should be calculated.
enum class DialogPaddingMode {
// Oobe dialog is displayed full screen, padding will be calculated
// via css depending on media size.
MODE_AUTO,
// Oobe dialog have enough free space around and should use wide padding.
MODE_WIDE,
// Oobe dialog is positioned in limited space and should use narrow padding.
MODE_NARROW,
};
virtual ~CoreOobeView() {}
virtual void ShowSignInError(int login_attempts,
const std::string& error_text,
const std::string& help_link_text,
HelpAppLauncher::HelpTopic help_topic_id) = 0;
virtual void ShowTpmError() = 0;
virtual void ShowSignInUI(const std::string& email) = 0;
virtual void ResetSignInUI(bool force_online) = 0;
virtual void ClearUserPodPassword() = 0;
virtual void RefocusCurrentPod() = 0;
virtual void ShowPasswordChangedScreen(bool show_password_error,
const std::string& email) = 0;
virtual void SetUsageStats(bool checked) = 0;
virtual void SetTpmPassword(const std::string& tmp_password) = 0;
virtual void ClearErrors() = 0;
virtual void ReloadContent(const base::DictionaryValue& dictionary) = 0;
virtual void ReloadEulaContent(const base::DictionaryValue& dictionary) = 0;
virtual void SetVirtualKeyboardShown(bool shown) = 0;
virtual void SetClientAreaSize(int width, int height) = 0;
virtual void SetShelfHeight(int height) = 0;
virtual void SetDialogPaddingMode(DialogPaddingMode mode) = 0;
virtual void ShowDeviceResetScreen() = 0;
virtual void ShowEnableDebuggingScreen() = 0;
virtual void InitDemoModeDetection() = 0;
virtual void StopDemoModeDetection() = 0;
virtual void UpdateKeyboardState() = 0;
virtual void ShowActiveDirectoryPasswordChangeScreen(
const std::string& username) = 0;
};
// The core handler for Javascript messages related to the "oobe" view.
class CoreOobeHandler : public BaseWebUIHandler,
public VersionInfoUpdater::Delegate,
public CoreOobeView,
public ui::EventSource,
public ash::TabletModeObserver,
public OobeConfiguration::Observer {
public:
explicit CoreOobeHandler(JSCallsContainer* js_calls_container);
~CoreOobeHandler() override;
// BaseScreenHandler implementation:
void DeclareLocalizedValues(
::login::LocalizedValuesBuilder* builder) override;
void Initialize() override;
// BaseScreenHandler implementation:
void GetAdditionalParameters(base::DictionaryValue* dict) override;
// WebUIMessageHandler implementation.
void RegisterMessages() override;
// VersionInfoUpdater::Delegate implementation:
void OnOSVersionLabelTextUpdated(
const std::string& os_version_label_text) override;
void OnEnterpriseInfoUpdated(const std::string& message_text,
const std::string& asset_id) override;
void OnDeviceInfoUpdated(const std::string& bluetooth_name) override;
// ui::EventSource implementation:
ui::EventSink* GetEventSink() override;
// Show or hide OOBE UI.
void ShowOobeUI(bool show);
bool show_oobe_ui() const {
return show_oobe_ui_;
}
// If |reboot_on_shutdown| is true, the reboot button becomes visible
// and the shutdown button is hidden. Vice versa if |reboot_on_shutdown| is
// false.
void UpdateShutdownAndRebootVisibility(bool reboot_on_shutdown);
// Notify WebUI of the user count on the views login screen.
void SetLoginUserCount(int user_count);
// Forwards an accelerator value to cr.ui.Oobe.handleAccelerator.
void ForwardAccelerator(std::string accelerator_name);
private:
// CoreOobeView implementation:
void ShowSignInError(int login_attempts,
const std::string& error_text,
const std::string& help_link_text,
HelpAppLauncher::HelpTopic help_topic_id) override;
void ShowTpmError() override;
void ShowSignInUI(const std::string& email) override;
void ResetSignInUI(bool force_online) override;
void ClearUserPodPassword() override;
void RefocusCurrentPod() override;
void ShowPasswordChangedScreen(bool show_password_error,
const std::string& email) override;
void SetUsageStats(bool checked) override;
void SetTpmPassword(const std::string& tmp_password) override;
void ClearErrors() override;
void ReloadContent(const base::DictionaryValue& dictionary) override;
void ReloadEulaContent(const base::DictionaryValue& dictionary) override;
void SetVirtualKeyboardShown(bool displayed) override;
void SetClientAreaSize(int width, int height) override;
void SetShelfHeight(int height) override;
void SetDialogPaddingMode(CoreOobeView::DialogPaddingMode mode) override;
void ShowDeviceResetScreen() override;
void ShowEnableDebuggingScreen() override;
void ShowActiveDirectoryPasswordChangeScreen(
const std::string& username) override;
void InitDemoModeDetection() override;
void StopDemoModeDetection() override;
void UpdateKeyboardState() override;
// ash::TabletModeObserver:
void OnTabletModeStarted() override;
void OnTabletModeEnded() override;
// OobeConfiguration::Observer:
void OnOobeConfigurationChanged() override;
// Handlers for JS WebUI messages.
void HandleEnableLargeCursor(bool enabled);
void HandleEnableHighContrast(bool enabled);
void HandleEnableVirtualKeyboard(bool enabled);
void HandleEnableScreenMagnifier(bool enabled);
void HandleEnableSpokenFeedback(bool /* enabled */);
void HandleEnableSelectToSpeak(bool /* enabled */);
void HandleEnableDockedMagnifier(bool /* enabled */);
void HandleInitialized();
void HandleSkipUpdateEnrollAfterEula();
void HandleUpdateCurrentScreen(const std::string& screen);
void HandleSetDeviceRequisition(const std::string& requisition);
void HandleSkipToLoginForTesting(const base::ListValue* args);
void HandleSkipToUpdateForTesting();
void HandleLaunchHelpApp(double help_topic_id);
void HandleToggleResetScreen();
void HandleEnableDebuggingScreen();
void HandleSetOobeBootstrappingSlave();
void HandleGetPrimaryDisplayNameForTesting(const base::ListValue* args);
void GetPrimaryDisplayNameCallback(
const base::Value& callback_id,
std::vector<ash::mojom::DisplayUnitInfoPtr> info_list);
void HandleSetupDemoMode();
// Handles demo mode setup for tests. Accepts 'online' and 'offline' as
// |demo_config|.
void HandleStartDemoModeSetupForTesting(const std::string& demo_config);
// Shows the reset screen if |is_reset_allowed| and updates the
// tpm_firmware_update in settings.
void HandleToggleResetScreenCallback(
bool is_reset_allowed,
base::Optional<tpm_firmware_update::Mode> tpm_firmware_update_mode);
// When keyboard_utils.js arrow key down event is reached, raise it
// to tab/shift-tab event.
void HandleRaiseTabKeyEvent(bool reverse);
// Updates a11y menu state based on the current a11y features state(on/off).
void UpdateA11yState();
// Calls javascript to sync OOBE UI visibility with show_oobe_ui_.
void UpdateOobeUIVisibility();
// Updates label with specified id with specified text.
void UpdateLabel(const std::string& id, const std::string& text);
// Updates the device requisition string on the UI side.
void UpdateDeviceRequisition();
// Updates client area size based on the primary screen size.
void UpdateClientAreaSize();
// Notification of a change in the accessibility settings.
void OnAccessibilityStatusChanged(
const AccessibilityStatusEventDetails& details);
// True if we should show OOBE instead of login.
bool show_oobe_ui_ = false;
// Updates when version info is changed.
VersionInfoUpdater version_info_updater_;
// Help application used for help dialogs.
scoped_refptr<HelpAppLauncher> help_app_;
std::unique_ptr<AccessibilityStatusSubscription> accessibility_subscription_;
DemoModeDetector demo_mode_detector_;
mojo::Remote<ash::mojom::CrosDisplayConfigController> cros_display_config_;
base::WeakPtrFactory<CoreOobeHandler> weak_ptr_factory_{this};
DISALLOW_COPY_AND_ASSIGN(CoreOobeHandler);
};
} // namespace chromeos
#endif // CHROME_BROWSER_UI_WEBUI_CHROMEOS_LOGIN_CORE_OOBE_HANDLER_H_
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