/** * Copyright (c) 2022 Huawei Device Co., Ltd. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #ifndef PANDA_TOOLING_INSPECTOR_EVENT_LOOP_H #define PANDA_TOOLING_INSPECTOR_EVENT_LOOP_H namespace panda::tooling::inspector { class EventLoop { public: // Pause the running event loop. bool Pause(); // Execute ready event handlers without blocking. virtual bool Poll() = 0; // Run the event loop until paused. void Run(); // Run at most one event loop handler, may block. virtual bool RunOne() = 0; private: bool running_ {false}; }; } // namespace panda::tooling::inspector #endif // PANDA_TOOLING_INSPECTOR_EVENT_LOOP_H