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ash / system / input_device_settings / pref_handlers / graphics_tablet_pref_handler_impl.cc [blame]
// 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.
#include "ash/system/input_device_settings/pref_handlers/graphics_tablet_pref_handler_impl.h"
#include <vector>
#include "ash/constants/ash_features.h"
#include "ash/public/mojom/input_device_settings.mojom.h"
#include "ash/system/input_device_settings/input_device_settings_metadata.h"
#include "ash/system/input_device_settings/input_device_settings_pref_names.h"
#include "ash/system/input_device_settings/input_device_settings_utils.h"
#include "base/json/values_util.h"
#include "base/strings/strcat.h"
#include "base/time/time.h"
#include "components/account_id/account_id.h"
#include "components/prefs/pref_service.h"
#include "components/user_manager/known_user.h"
namespace ash {
namespace {
// Graphics tablet metadata was previously added incorrectly for a set of
// graphics tablets. This trims out the added buttons that do not exist that
// were previously added via metadata.
// TODO(dpad): Remove after 07/2025 (M139) as this trimming will no longer be
// needed.
void TrimButtonRemappingListForGraphicsTabletPen(
mojom::GraphicsTablet* graphics_tablet) {
CHECK(graphics_tablet);
if (graphics_tablet->graphics_tablet_button_config ==
mojom::GraphicsTabletButtonConfig::kNoConfig) {
return;
}
auto metadata_pen_button_list = GetPenButtonRemappingListForConfig(
graphics_tablet->graphics_tablet_button_config);
if (metadata_pen_button_list.size() ==
graphics_tablet->settings->pen_button_remappings.size()) {
return;
}
// For each pen button, if it matches a saved button, copy over the remapping
// action. The `metadata_pen_button_list` will be the final source of truth
// after this trimming happens.
for (auto& metadata_button_remapping : metadata_pen_button_list) {
for (const auto& saved_button_remapping :
graphics_tablet->settings->pen_button_remappings) {
if (metadata_button_remapping->button == saved_button_remapping->button) {
metadata_button_remapping->remapping_action =
saved_button_remapping->remapping_action
? saved_button_remapping->remapping_action->Clone()
: nullptr;
}
}
}
graphics_tablet->settings->pen_button_remappings =
std::move(metadata_pen_button_list);
}
} // namespace
GraphicsTabletPrefHandlerImpl::GraphicsTabletPrefHandlerImpl() = default;
GraphicsTabletPrefHandlerImpl::~GraphicsTabletPrefHandlerImpl() = default;
void GraphicsTabletPrefHandlerImpl::InitializeGraphicsTabletSettings(
PrefService* pref_service,
mojom::GraphicsTablet* graphics_tablet) {
const auto& tablet_button_remappings_dict = pref_service->GetDict(
prefs::kGraphicsTabletTabletButtonRemappingsDictPref);
const auto& pen_button_remappings_dict =
pref_service->GetDict(prefs::kGraphicsTabletPenButtonRemappingsDictPref);
const auto* tablet_button_remappings_list =
tablet_button_remappings_dict.FindList(graphics_tablet->device_key);
const auto* pen_button_remappings_list =
pen_button_remappings_dict.FindList(graphics_tablet->device_key);
mojom::GraphicsTabletSettingsPtr settings =
mojom::GraphicsTabletSettings::New();
// Retrieve the settings if both tablet and pen button remappings lists
// exist.
if (tablet_button_remappings_list && pen_button_remappings_list) {
settings->tablet_button_remappings = ConvertListToButtonRemappingArray(
*tablet_button_remappings_list,
graphics_tablet->customization_restriction);
settings->pen_button_remappings = ConvertListToButtonRemappingArray(
*pen_button_remappings_list,
graphics_tablet->customization_restriction);
} else {
settings->tablet_button_remappings = GetTabletButtonRemappingListForConfig(
graphics_tablet->graphics_tablet_button_config);
settings->pen_button_remappings = GetPenButtonRemappingListForConfig(
graphics_tablet->graphics_tablet_button_config);
}
graphics_tablet->settings = std::move(settings);
DCHECK(graphics_tablet->settings);
TrimButtonRemappingListForGraphicsTabletPen(graphics_tablet);
UpdateGraphicsTabletSettings(pref_service, *graphics_tablet);
}
void GraphicsTabletPrefHandlerImpl::UpdateGraphicsTabletSettings(
PrefService* pref_service,
const mojom::GraphicsTablet& graphics_tablet) {
DCHECK(graphics_tablet.settings);
const mojom::GraphicsTabletSettings& settings = *graphics_tablet.settings;
const base::Time time_stamp = base::Time::Now();
const auto time_stamp_path =
base::StrCat({prefs::kLastUpdatedKey, ".", graphics_tablet.device_key});
base::Value::List tablet_button_remappings =
ConvertButtonRemappingArrayToList(
settings.tablet_button_remappings,
graphics_tablet.customization_restriction);
base::Value::List pen_button_remappings = ConvertButtonRemappingArrayToList(
settings.pen_button_remappings,
graphics_tablet.customization_restriction);
// Update tablet button remappings dict.
base::Value::Dict tablet_button_remappings_dict =
pref_service
->GetDict(prefs::kGraphicsTabletTabletButtonRemappingsDictPref)
.Clone();
tablet_button_remappings_dict.Set(graphics_tablet.device_key,
std::move(tablet_button_remappings));
tablet_button_remappings_dict.SetByDottedPath(time_stamp_path,
base::TimeToValue(time_stamp));
pref_service->SetDict(
std::string(prefs::kGraphicsTabletTabletButtonRemappingsDictPref),
std::move(tablet_button_remappings_dict));
// Update pen button remappings dict.
base::Value::Dict pen_button_remappings_dict =
pref_service->GetDict(prefs::kGraphicsTabletPenButtonRemappingsDictPref)
.Clone();
pen_button_remappings_dict.Set(graphics_tablet.device_key,
std::move(pen_button_remappings));
pen_button_remappings_dict.SetByDottedPath(time_stamp_path,
base::TimeToValue(time_stamp));
pref_service->SetDict(
std::string(prefs::kGraphicsTabletPenButtonRemappingsDictPref),
std::move(pen_button_remappings_dict));
}
void GraphicsTabletPrefHandlerImpl::InitializeLoginScreenGraphicsTabletSettings(
PrefService* local_state,
const AccountId& account_id,
mojom::GraphicsTablet* graphics_tablet) {
// Verify if the flag is enabled.
if (!features::IsPeripheralCustomizationEnabled()) {
return;
}
CHECK(local_state);
mojom::GraphicsTabletSettingsPtr settings =
mojom::GraphicsTabletSettings::New();
const auto* tablet_button_remappings_list = GetLoginScreenButtonRemappingList(
local_state, account_id,
prefs::kGraphicsTabletLoginScreenTabletButtonRemappingListPref);
const auto* pen_button_remappings_list = GetLoginScreenButtonRemappingList(
local_state, account_id,
prefs::kGraphicsTabletLoginScreenPenButtonRemappingListPref);
if (tablet_button_remappings_list && pen_button_remappings_list) {
settings->tablet_button_remappings = ConvertListToButtonRemappingArray(
*tablet_button_remappings_list,
graphics_tablet->customization_restriction);
settings->pen_button_remappings = ConvertListToButtonRemappingArray(
*pen_button_remappings_list,
graphics_tablet->customization_restriction);
}
graphics_tablet->settings = std::move(settings);
}
void GraphicsTabletPrefHandlerImpl::UpdateLoginScreenGraphicsTabletSettings(
PrefService* local_state,
const AccountId& account_id,
const mojom::GraphicsTablet& graphics_tablet) {
CHECK(local_state);
user_manager::KnownUser(local_state)
.SetPath(
account_id,
prefs::kGraphicsTabletLoginScreenTabletButtonRemappingListPref,
std::make_optional<base::Value>(ConvertButtonRemappingArrayToList(
graphics_tablet.settings->tablet_button_remappings,
graphics_tablet.customization_restriction,
/*redact_button_names=*/true)));
user_manager::KnownUser(local_state)
.SetPath(
account_id,
prefs::kGraphicsTabletLoginScreenPenButtonRemappingListPref,
std::make_optional<base::Value>(ConvertButtonRemappingArrayToList(
graphics_tablet.settings->pen_button_remappings,
graphics_tablet.customization_restriction,
/*redact_button_names=*/true)));
}
} // namespace ash