75 lines
1.4 KiB
C++
75 lines
1.4 KiB
C++
#include "Event.h"
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#include "EventHandler.h"
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#include "Mutex.h"
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#include <list>
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EventData::~EventData() {
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}
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bool EventData::isValid() const {
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return false;
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};
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bool EventDataBase::isValid() const {
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return true;
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};
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class EventBase::PrivateData {
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public:
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TelldusCore::Mutex mutex;
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EventHandler *handler;
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std::list<EventDataRef> eventDataList;
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};
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EventBase::EventBase(EventHandler *handler) {
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d = new PrivateData;
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d->handler = handler;
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}
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EventBase::~EventBase(void) {
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delete d;
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}
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void EventBase::clearHandler() {
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TelldusCore::MutexLocker locker(&d->mutex);
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d->handler = 0;
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}
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void EventBase::popSignal() {
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this->takeSignal();
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}
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EventHandler *EventBase::handler() const {
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return d->handler;
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}
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bool EventBase::isSignaled() {
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TelldusCore::MutexLocker locker(&d->mutex);
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return (d->eventDataList.size() > 0);
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}
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void EventBase::signal() {
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signal(new EventData());
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}
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void EventBase::signal(EventData *eventData) {
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{
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TelldusCore::MutexLocker locker(&d->mutex);
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d->eventDataList.push_back(EventDataRef(eventData));
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}
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sendSignal();
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}
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EventDataRef EventBase::takeSignal() {
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TelldusCore::MutexLocker locker(&d->mutex);
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if (d->eventDataList.size() == 0) {
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return EventDataRef(new EventData());
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}
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EventDataRef data = d->eventDataList.front();
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d->eventDataList.pop_front();
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if (d->eventDataList.size() == 0) {
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this->clearSignal();
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}
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return data;
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}
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