1 /* 2 * Copyright (c) 2025 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 #ifndef OHOS_ROSEN_WINDOW_SCENE_SCOPE_GUARD_H 17 #define OHOS_ROSEN_WINDOW_SCENE_SCOPE_GUARD_H 18 19 namespace OHOS { 20 namespace Rosen { 21 class ScopeGuard final { 22 public: 23 using Function = std::function<void()>; ScopeGuard(Function fn)24 explicit ScopeGuard(Function fn) 25 : fn_(fn), 26 dismissed_(false) 27 { 28 } 29 ~ScopeGuard()30 ~ScopeGuard() 31 { 32 if (!dismissed_) { 33 fn_(); 34 } 35 } 36 Dismiss()37 void Dismiss() 38 { 39 dismissed_ = true; 40 } 41 42 private: 43 Function fn_; 44 bool dismissed_; 45 }; 46 } // namespace Rosen 47 } // namespace OHOS 48 #endif // OHOS_ROSEN_WINDOW_SCENE_SCOPE_GUARD_H