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/*
* Copyright (c) 2010 Remko Tronçon
* Licensed under the GNU General Public License v3.
* See Documentation/Licenses/GPLv3.txt for more information.
*/
#include <Swiften/EventLoop/SimpleEventLoop.h>
#include <boost/bind.hpp>
#include <iostream>
#include <Swiften/Base/foreach.h>
namespace Swift {
void nop() {}
SimpleEventLoop::SimpleEventLoop() : isRunning_(true) {
}
SimpleEventLoop::~SimpleEventLoop() {
if (!events_.empty()) {
std::cerr << "Warning: Pending events in SimpleEventLoop at destruction time" << std::endl;
}
}
void SimpleEventLoop::doRun(bool breakAfterEvents) {
while (isRunning_) {
std::vector<Event> events;
{
boost::unique_lock<boost::mutex> lock(eventsMutex_);
while (events_.empty()) {
eventsAvailable_.wait(lock);
}
events.swap(events_);
}
foreach(const Event& event, events) {
handleEvent(event);
}
if (breakAfterEvents) {
return;
}
}
}
void SimpleEventLoop::runOnce() {
std::vector<Event> events;
{
boost::unique_lock<boost::mutex> lock(eventsMutex_);
events.swap(events_);
}
foreach(const Event& event, events) {
handleEvent(event);
}
}
void SimpleEventLoop::stop() {
postEvent(boost::bind(&SimpleEventLoop::doStop, this));
}
void SimpleEventLoop::doStop() {
isRunning_ = false;
}
void SimpleEventLoop::post(const Event& event) {
{
boost::lock_guard<boost::mutex> lock(eventsMutex_);
events_.push_back(event);
}
eventsAvailable_.notify_one();
}
}
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