138 lines
3.6 KiB
C++
138 lines
3.6 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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#include <kiwano/base/EventDispatcher.h>
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#include <kiwano/base/Logger.h>
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namespace kiwano
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{
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void EventDispatcher::Dispatch(Event& evt)
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{
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if (listeners_.empty())
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return;
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EventListenerPtr next;
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for (auto listener = listeners_.first_item(); listener; listener = next)
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{
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next = listener->next_item();
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if (listener->IsRunning() && listener->type_ == evt.type)
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{
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listener->callback_(evt);
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}
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}
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}
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EventListener* EventDispatcher::AddListener(EventListenerPtr listener)
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{
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return AddListener(listener.get());
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}
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EventListener* EventDispatcher::AddListener(EventListener* listener)
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{
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KGE_ASSERT(listener && "AddListener failed, NULL pointer exception");
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if (listener)
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{
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listeners_.push_back(listener);
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}
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return listener;
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}
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EventListener* EventDispatcher::AddListener(EventType type, EventListener::Callback callback, String const& name)
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{
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EventListenerPtr listener = new EventListener(type, callback, name);
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return AddListener(listener);
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}
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void EventDispatcher::StartListeners(String const & listener_name)
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{
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for (auto listener = listeners_.first_item(); listener; listener = listener->next_item())
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{
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if (listener->IsName(listener_name))
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{
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listener->Start();
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}
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}
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}
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void EventDispatcher::StopListeners(String const & listener_name)
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{
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for (auto listener = listeners_.first_item(); listener; listener = listener->next_item())
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{
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if (listener->IsName(listener_name))
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{
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listener->Stop();
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}
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}
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}
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void EventDispatcher::RemoveListeners(String const & listener_name)
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{
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EventListenerPtr next;
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for (auto listener = listeners_.first_item(); listener; listener = next)
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{
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next = listener->next_item();
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if (listener->IsName(listener_name))
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{
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listeners_.remove(listener);
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}
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}
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}
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void EventDispatcher::StartListeners(uint32_t type)
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{
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for (auto listener = listeners_.first_item(); listener; listener = listener->next_item())
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{
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if (listener->type_ == type)
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{
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listener->Start();
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}
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}
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}
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void EventDispatcher::StopListeners(uint32_t type)
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{
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for (auto listener = listeners_.first_item(); listener; listener = listener->next_item())
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{
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if (listener->type_ == type)
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{
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listener->Stop();
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}
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}
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}
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void EventDispatcher::RemoveListeners(uint32_t type)
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{
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EventListenerPtr next;
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for (auto listener = listeners_.first_item(); listener; listener = next)
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{
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next = listener->next_item();
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if (listener->type_ == type)
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{
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listeners_.remove(listener);
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}
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}
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}
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}
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