1 /*
2 * Copyright (C) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "cellular_data_setting_observer.h"
17
18 #include "cellular_data_constant.h"
19 #include "cellular_data_event_code.h"
20 #include "cellular_data_settings_rdb_helper.h"
21 #include "telephony_errors.h"
22 #include "telephony_log_wrapper.h"
23
24 namespace OHOS {
25 namespace Telephony {
CellularDataSettingObserver(std::weak_ptr<TelEventHandler> && cellularDataHandler)26 CellularDataSettingObserver::CellularDataSettingObserver(std::weak_ptr<TelEventHandler> &&cellularDataHandler)
27 : cellularDataHandler_(std::move(cellularDataHandler))
28 {}
29
30 CellularDataSettingObserver::~CellularDataSettingObserver() = default;
31
OnChange()32 void CellularDataSettingObserver::OnChange()
33 {
34 std::shared_ptr<CellularDataSettingsRdbHelper> settingHelper = CellularDataSettingsRdbHelper::GetInstance();
35 if (settingHelper == nullptr) {
36 return;
37 }
38 Uri uri(CELLULAR_DATA_SETTING_DATA_ENABLE_URI);
39 int value = static_cast<int32_t>(RoamingSwitchCode::CELLULAR_DATA_ROAMING_DISABLED);
40 if (settingHelper->GetValue(uri, CELLULAR_DATA_COLUMN_ENABLE, value) != TELEPHONY_SUCCESS) {
41 TELEPHONY_LOGE("GetValue failed!");
42 return;
43 }
44 TELEPHONY_LOGI("cellular data switch is %{public}d", value);
45 auto cellularDataHandler = cellularDataHandler_.lock();
46 if (cellularDataHandler != nullptr) {
47 cellularDataHandler->SendEvent(CellularDataEventCode::MSG_DB_SETTING_ENABLE_CHANGED, value, 0);
48 }
49 }
50 } // namespace Telephony
51 } // namespace OHOS