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// Copyright 2023 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef ASH_SYSTEM_INPUT_DEVICE_SETTINGS_PREF_HANDLERS_TOUCHPAD_PREF_HANDLER_H_
#define ASH_SYSTEM_INPUT_DEVICE_SETTINGS_PREF_HANDLERS_TOUCHPAD_PREF_HANDLER_H_
#include "ash/ash_export.h"
#include "ash/public/mojom/input_device_settings.mojom-forward.h"
class AccountId;
class PrefService;
namespace ash {
// Handles reading and updating prefs that store touchpad settings.
class ASH_EXPORT TouchpadPrefHandler {
public:
virtual ~TouchpadPrefHandler() = default;
// Initializes device settings in prefs and update the `settings` member of
// the `mojom::Touchpad` object.
// If `pref_service` is null, sets the `settings` member to default settings.
virtual void InitializeTouchpadSettings(PrefService* pref_service,
mojom::Touchpad* touchpad) = 0;
// Initializes login screen device settings using the passed in `touchpad`.
// Settings will be stored either in `settings.touchpad.internal` or
// `settings.touchpad.external` based on the value of `touchpad.is_external`.
virtual void InitializeLoginScreenTouchpadSettings(
PrefService* local_state,
const AccountId& account_id,
mojom::Touchpad* touchpad) = 0;
// Updates the `settings` member of the `mojom::Touchpad` object using
// default settings.
virtual void InitializeWithDefaultTouchpadSettings(
mojom::Touchpad* touchpad) = 0;
// Updates device settings stored in prefs to match the values in
// `touchpad.settings`.
virtual void UpdateTouchpadSettings(PrefService* pref_service,
const mojom::Touchpad& touchpad) = 0;
// Updates login screen device settings stored in prefs to match the values
// in `touchpad.settings`. Settings will be stored either in
// `settings.touchpad.internal` or `settings.touchpad.external`
// based on the value of `touchpad.is_external`.
virtual void UpdateLoginScreenTouchpadSettings(
PrefService* local_state,
const AccountId& account_id,
const mojom::Touchpad& touchpad) = 0;
virtual void UpdateDefaultTouchpadSettings(
PrefService* pref_service,
const mojom::Touchpad& touchpad) = 0;
// Force refreshes the passed in touchpad settings to match the defaults for
// the given `pref_service`.
virtual void ForceInitializeWithDefaultSettings(
PrefService* pref_service,
mojom::Touchpad* touchpad) = 0;
};
} // namespace ash
#endif // ASH_SYSTEM_INPUT_DEVICE_SETTINGS_PREF_HANDLERS_TOUCHPAD_PREF_HANDLER_H_
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