63 lines
2.4 KiB
C++
63 lines
2.4 KiB
C++
/****************************************************************************
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Copyright (c) 2022-2023 Xiamen Yaji Software Co., Ltd.
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http://www.cocos.com
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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 to
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use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
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of the Software, and to permit persons to whom the Software is furnished to do so,
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subject to the following conditions:
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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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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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****************************************************************************/
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#include "EventBus.h"
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#include <algorithm>
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#include "intl/List.h"
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namespace cc {
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namespace event {
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void BusEventListenerContainer::addListener(BusEventListenerBase *listener) {
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if (_isBroadcasting) {
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intl::listAppend(&_listenersToAdd, listener->entry);
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return;
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}
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intl::listAppend(&_listenerList, listener->entry);
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}
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void BusEventListenerContainer::removeListener(BusEventListenerBase *listener) {
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if (_isBroadcasting) {
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_listenersToRemove.emplace_back(listener->entry);
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listener->entry->listener = nullptr;
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return;
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}
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intl::detachFromList(&_listenerList, listener->entry);
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delete listener->entry;
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}
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void BusEventListenerContainer::addOrRemovePendingListeners() {
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for (auto &entry : _listenersToRemove) {
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intl::detachFromList(&_listenerList, entry);
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delete entry;
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}
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EVENT_LIST_LOOP_REV_BEGIN(curr, _listenersToAdd)
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intl::detachFromList(&_listenersToAdd, curr);
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intl::listAppend(&_listenerList, curr);
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EVENT_LIST_LOOP_REV_END(curr, _listenersToAdd)
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_listenersToAdd = nullptr;
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_listenersToRemove.clear();
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}
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} // namespace event
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} // namespace cc
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