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Changed meaning of return value from resource events 

Returning false from a resource event will remove the listener from the
resource, instead of decrementing it's counter


Former-commit-id: ba47da0e8de5c0adb3d31f29af0ef7835beefd5a
This commit is contained in:
Lynix 2015-01-19 00:00:54 +01:00
parent 8f9ea9db17
commit 911babc283
2 changed files with 8 additions and 14 deletions
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2
include/Nazara/Core/Resource.hpp
View File

@ -50,8 +50,6 @@ class NAZARA_API NzResource
private:
using ResourceListenerMap = std::unordered_map<NzResourceListener*, std::pair<int, unsigned int>>;
void RemoveResourceListenerIterator(ResourceListenerMap::iterator iterator) const;
NazaraMutexAttrib(m_mutex, mutable)
// Je fais précéder le nom par 'resource' pour éviter les éventuels conflits de noms

20
src/Nazara/Core/Resource.cpp
View File

@ -71,7 +71,11 @@ void NzResource::RemoveResourceListener(NzResourceListener* listener) const
{
ResourceListenerMap::iterator it = m_resourceListeners.find(listener);
if (it != m_resourceListeners.end())
RemoveResourceListenerIterator(it);
{
unsigned int& referenceCount = it->second.second;
if (--referenceCount == 0)
m_resourceListeners.erase(it);
}
}
}
@ -119,7 +123,7 @@ void NzResource::NotifyCreated()
while (it != m_resourceListeners.end())
{
if (!it->first->OnResourceCreated(this, it->second.first))
RemoveResourceListenerIterator(it++);
m_resourceListeners.erase(it++);
else
++it;
}
@ -137,7 +141,7 @@ void NzResource::NotifyDestroy()
while (it != m_resourceListeners.end())
{
if (!it->first->OnResourceDestroy(this, it->second.first))
RemoveResourceListenerIterator(it++);
m_resourceListeners.erase(it++);
else
++it;
}
@ -155,7 +159,7 @@ void NzResource::NotifyModified(unsigned int code)
while (it != m_resourceListeners.end())
{
if (!it->first->OnResourceModified(this, it->second.first, code))
RemoveResourceListenerIterator(it++);
m_resourceListeners.erase(it++);
else
++it;
}
@ -163,11 +167,3 @@ void NzResource::NotifyModified(unsigned int code)
m_resourceListenersLocked = false;
}
void NzResource::RemoveResourceListenerIterator(ResourceListenerMap::iterator iterator) const
{
unsigned int& referenceCount = iterator->second.second;
if (referenceCount == 1)
m_resourceListeners.erase(iterator);
else
referenceCount--;
}