mirror of
https://github.com/VCMP-SqMod/SqMod.git
synced 2024-11-08 16:57:16 +01:00
4a6bfc086c
Switched to POCO library for unified platform/library interface. Deprecated the external module API. It was creating more problems than solving. Removed most built-in libraries in favor of system libraries for easier maintenance. Cleaned and secured code with help from static analyzers.
110 lines
1.8 KiB
C++
110 lines
1.8 KiB
C++
//
|
|
// NotificationCenter.cpp
|
|
//
|
|
// Library: Foundation
|
|
// Package: Notifications
|
|
// Module: NotificationCenter
|
|
//
|
|
// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
|
|
// and Contributors.
|
|
//
|
|
// SPDX-License-Identifier: BSL-1.0
|
|
//
|
|
|
|
|
|
#include "Poco/NotificationCenter.h"
|
|
#include "Poco/Notification.h"
|
|
#include "Poco/Observer.h"
|
|
#include "Poco/AutoPtr.h"
|
|
#include "Poco/SingletonHolder.h"
|
|
|
|
|
|
namespace Poco {
|
|
|
|
|
|
NotificationCenter::NotificationCenter()
|
|
{
|
|
}
|
|
|
|
|
|
NotificationCenter::~NotificationCenter()
|
|
{
|
|
}
|
|
|
|
|
|
void NotificationCenter::addObserver(const AbstractObserver& observer)
|
|
{
|
|
Mutex::ScopedLock lock(_mutex);
|
|
_observers.push_back(observer.clone());
|
|
}
|
|
|
|
|
|
void NotificationCenter::removeObserver(const AbstractObserver& observer)
|
|
{
|
|
Mutex::ScopedLock lock(_mutex);
|
|
for (ObserverList::iterator it = _observers.begin(); it != _observers.end(); ++it)
|
|
{
|
|
if (observer.equals(**it))
|
|
{
|
|
(*it)->disable();
|
|
_observers.erase(it);
|
|
return;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
bool NotificationCenter::hasObserver(const AbstractObserver& observer) const
|
|
{
|
|
Mutex::ScopedLock lock(_mutex);
|
|
for (const auto& p: _observers)
|
|
if (observer.equals(*p)) return true;
|
|
|
|
return false;
|
|
}
|
|
|
|
|
|
void NotificationCenter::postNotification(Notification::Ptr pNotification)
|
|
{
|
|
poco_check_ptr (pNotification);
|
|
|
|
ScopedLockWithUnlock<Mutex> lock(_mutex);
|
|
ObserverList observersToNotify(_observers);
|
|
lock.unlock();
|
|
for (auto& p: observersToNotify)
|
|
{
|
|
p->notify(pNotification);
|
|
}
|
|
}
|
|
|
|
|
|
bool NotificationCenter::hasObservers() const
|
|
{
|
|
Mutex::ScopedLock lock(_mutex);
|
|
|
|
return !_observers.empty();
|
|
}
|
|
|
|
|
|
std::size_t NotificationCenter::countObservers() const
|
|
{
|
|
Mutex::ScopedLock lock(_mutex);
|
|
|
|
return _observers.size();
|
|
}
|
|
|
|
|
|
namespace
|
|
{
|
|
static SingletonHolder<NotificationCenter> sh;
|
|
}
|
|
|
|
|
|
NotificationCenter& NotificationCenter::defaultCenter()
|
|
{
|
|
return *sh.get();
|
|
}
|
|
|
|
|
|
} // namespace Poco
|