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46 lines
1.8 KiB
C++
46 lines
1.8 KiB
C++
// eventpp library
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// Copyright (C) 2018 Wang Qi (wqking)
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// Github: https://github.com/wqking/eventpp
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Include the head
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#include "eventpp/eventqueue.h"
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#include <iostream>
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int main()
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{
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eventpp::EventQueue<int, void (const std::string &, std::unique_ptr<int> &)> queue;
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queue.appendListener(3, [](const std::string & s, std::unique_ptr<int> & n) {
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std::cout << "Got event 3, s is " << s << " n is " << *n << std::endl;
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});
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// The listener prototype doesn't need to be exactly same as the dispatcher.
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// It would be find as long as the arguments is compatible with the dispatcher.
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queue.appendListener(5, [](std::string s, const std::unique_ptr<int> & n) {
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std::cout << "Got event 5, s is " << s << " n is " << *n << std::endl;
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});
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queue.appendListener(5, [](const std::string & s, std::unique_ptr<int> & n) {
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std::cout << "Got another event 5, s is " << s << " n is " << *n << std::endl;
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});
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// Enqueue the events, the first argument is always the event type.
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// The listeners are not triggered during enqueue.
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queue.enqueue(3, "Hello", std::unique_ptr<int>(new int(38)));
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queue.enqueue(5, "World", std::unique_ptr<int>(new int(58)));
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// Process the event queue, dispatch all queued events.
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queue.process();
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return 0;
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}
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