30   std::function<bool()> callback;  member
33   IOEvent(IOEventLoop* loop, const std::function<bool()>& callback)  in IOEvent()
34       : loop(loop), e(nullptr), timeout({}), callback(callback), enabled(false) {}  in IOEvent()
91   if (!e->callback()) {  in EventCallbackFn()
106 IOEventRef IOEventLoop::AddReadEvent(int fd, const std::function<bool()>& callback,  in AddReadEvent()  argument
111   return AddEvent(fd, EV_READ | EV_PERSIST, nullptr, callback, priority);  in AddReadEvent()
114 IOEventRef IOEventLoop::AddWriteEvent(int fd, const std::function<bool()>& callback,  in AddWriteEvent()  argument
119   return AddEvent(fd, EV_WRITE | EV_PERSIST, nullptr, callback, priority);  in AddWriteEvent()
122 bool IOEventLoop::AddSignalEvent(int sig, const std::function<bool()>& callback,  in AddSignalEvent()  argument
124   return AddEvent(sig, EV_SIGNAL | EV_PERSIST, nullptr, callback, priority) != nullptr;  in AddSignalEvent()
127 bool IOEventLoop::AddSignalEvents(std::vector<int> sigs, const std::function<bool()>& callback,  in AddSignalEvents()  argument
130     if (!AddSignalEvent(sig, callback, priority)) {  in AddSignalEvents()
137 IOEventRef IOEventLoop::AddPeriodicEvent(timeval duration, const std::function<bool()>& callback,  in AddPeriodicEvent()  argument
139   return AddEvent(-1, EV_PERSIST, &duration, callback, priority);  in AddPeriodicEvent()
142 IOEventRef IOEventLoop::AddOneTimeEvent(timeval duration, const std::function<bool()>& callback,  in AddOneTimeEvent()  argument
144   return AddEvent(-1, 0, &duration, callback, priority);  in AddOneTimeEvent()
148                                  const std::function<bool()>& callback, IOEventPriority priority) {  in AddEvent()  argument
152   std::unique_ptr<IOEvent> e(new IOEvent(this, callback));  in AddEvent()