127 lines
4.0 KiB
C++
127 lines
4.0 KiB
C++
// Copyright (c) 2016-2018 Kiwano - Nomango
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#pragma once
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#include <kiwano/core/EventListener.h>
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namespace kiwano
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{
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/**
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* \~chinese
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* @brief 事件分发系统
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*/
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class KGE_API EventDispatcher
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{
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public:
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/// \~chinese
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/// @brief 添加监听器
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EventListener* AddListener(EventListenerPtr listener);
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/// \~chinese
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/// @brief 添加监听器
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/// @param type 监听的事件类型
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/// @param callback 回调函数
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EventListener* AddListener(EventType type, EventListener::Callback callback);
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/// \~chinese
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/// @brief 添加监听器
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/// @param name 监听器名称
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/// @param type 监听的事件类型
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/// @param callback 回调函数
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EventListener* AddListener(const String& name, EventType type, EventListener::Callback callback);
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/// \~chinese
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/// @brief 添加监听器
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/// @tparam _EventTy 事件类型
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/// @param callback 回调函数
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template <typename _EventTy, typename = typename std::enable_if<IsEvent<_EventTy>::value, int>::type>
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EventListener* AddListener(EventListener::Callback callback)
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{
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return AddListener(KGE_EVENT(_EventTy), callback);
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}
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/// \~chinese
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/// @brief 添加监听器
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/// @tparam _EventTy 事件类型
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/// @param name 监听器名称
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/// @param callback 回调函数
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template <typename _EventTy, typename = typename std::enable_if<IsEvent<_EventTy>::value, int>>
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EventListener* AddListener(const String& name, EventListener::Callback callback)
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{
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return AddListener(name, KGE_EVENT(_EventTy), callback);
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}
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/// \~chinese
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/// @brief 启动监听器
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/// @param name 监听器名称
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void StartListeners(const String& name);
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/// \~chinese
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/// @brief 停止监听器
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/// @param name 监听器名称
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void StopListeners(const String& name);
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/// \~chinese
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/// @brief 移除监听器
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/// @param name 监听器名称
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void RemoveListeners(const String& name);
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/// \~chinese
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/// @brief 启动监听器
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/// @param type 监听的事件类型
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void StartListeners(const EventType& type);
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/// \~chinese
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/// @brief 停止监听器
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/// @param type 监听的事件类型
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void StopListeners(const EventType& type);
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/// \~chinese
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/// @brief 移除监听器
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/// @param type 监听的事件类型
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void RemoveListeners(const EventType& type);
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/// \~chinese
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/// @brief 启动所有监听器
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void StartAllListeners();
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/// \~chinese
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/// @brief 停止所有监听器
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void StopAllListeners();
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/// \~chinese
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/// @brief 移除所有监听器
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void RemoveAllListeners();
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/// \~chinese
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/// @brief 获取所有监听器
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const ListenerList& GetAllListeners() const;
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/// \~chinese
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/// @brief 分发事件
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/// @param evt 事件
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/// @return 是否继续分发该事件
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bool DispatchEvent(Event* evt);
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private:
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ListenerList listeners_;
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};
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} // namespace kiwano
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