rclcpp  master
C++ ROS Client Library API
event.hpp
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1 // Copyright 2016 Open Source Robotics Foundation, Inc.
2 //
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 #ifndef RCLCPP__EVENT_HPP_
16 #define RCLCPP__EVENT_HPP_
17 
18 #include <atomic>
19 #include <memory>
20 
21 #include "rclcpp/macros.hpp"
23 
24 namespace rclcpp
25 {
26 
27 class Event
28 {
29 public:
31 
33  Event();
34 
36  bool
37  set();
38 
40  bool
41  check();
42 
44  bool
46 
47 private:
49 
50  std::atomic_bool state_;
51 };
52 
53 } // namespace rclcpp
54 
55 #endif // RCLCPP__EVENT_HPP_
#define RCLCPP_DISABLE_COPY(...)
Definition: macros.hpp:26
Definition: allocator_common.hpp:24
Definition: event.hpp:27
#define RCLCPP_SMART_PTR_DEFINITIONS_NOT_COPYABLE(...)
Definition: macros.hpp:51
#define RCLCPP_PUBLIC
Definition: visibility_control.hpp:50
bool check_and_clear()