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https://github.com/luanti-org/luanti.git
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62913b872e
the event header seemingly being generic with libevent thus renaming it. openal and opengl are deprecated on newer mac os releases thus suppressing the build warnings.
87 lines
2.2 KiB
C++
87 lines
2.2 KiB
C++
/*
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Minetest
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Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#pragma once
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#include "mtevent.h"
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#include <list>
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#include <map>
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class EventManager : public MtEventManager
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{
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static void receiverReceive(MtEvent *e, void *data)
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{
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MtEventReceiver *r = (MtEventReceiver *)data;
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r->onEvent(e);
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}
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struct FuncSpec
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{
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event_receive_func f;
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void *d;
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FuncSpec(event_receive_func f, void *d) : f(f), d(d) {}
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};
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struct Dest
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{
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std::list<FuncSpec> funcs{};
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};
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std::map<MtEvent::Type, Dest> m_dest{};
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public:
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~EventManager() override = default;
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void put(MtEvent *e) override
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{
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std::map<MtEvent::Type, Dest>::iterator i = m_dest.find(e->getType());
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if (i != m_dest.end()) {
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std::list<FuncSpec> &funcs = i->second.funcs;
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for (FuncSpec &func : funcs) {
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(*(func.f))(e, func.d);
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}
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}
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delete e;
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}
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void reg(MtEvent::Type type, event_receive_func f, void *data) override
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{
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std::map<MtEvent::Type, Dest>::iterator i = m_dest.find(type);
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if (i != m_dest.end()) {
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i->second.funcs.emplace_back(f, data);
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} else {
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Dest dest;
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dest.funcs.emplace_back(f, data);
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m_dest[type] = dest;
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}
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}
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void dereg(MtEvent::Type type, event_receive_func f, void *data) override
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{
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std::map<MtEvent::Type, Dest>::iterator i = m_dest.find(type);
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if (i != m_dest.end()) {
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std::list<FuncSpec> &funcs = i->second.funcs;
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auto j = funcs.begin();
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while (j != funcs.end()) {
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bool remove = (j->f == f && (!data || j->d == data));
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if (remove)
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funcs.erase(j++);
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else
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++j;
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}
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}
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}
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};
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