1 /* 2 * Copyright (c) 2024 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 "multimedia_audio_volume_manager_callback.h" 17 #include "multimedia_audio_common.h" 18 19 namespace OHOS { 20 namespace AudioStandard { 21 RegisterFunc(std::function<void (CVolumeEvent)> cjCallback)22void CjVolumeKeyEventCallback::RegisterFunc(std::function<void(CVolumeEvent)> cjCallback) 23 { 24 func_ = cjCallback; 25 } 26 OnVolumeKeyEvent(VolumeEvent volumeEvent)27void CjVolumeKeyEventCallback::OnVolumeKeyEvent(VolumeEvent volumeEvent) 28 { 29 std::lock_guard<std::mutex> lock(cbMutex_); 30 CVolumeEvent cVol{}; 31 cVol.volume = volumeEvent.volume; 32 cVol.volumeType = static_cast<int32_t>(volumeEvent.volumeType); 33 cVol.updateUi = volumeEvent.updateUi; 34 func_(cVol); 35 } 36 37 } // namespace AudioStandard 38 } // namespace OHOS 39