void ZRefCountedWithFinalization::sDecRefCount(ZRefCountedWithFinalization* iObject)
{
if (!iObject)
return;
#if ZCONFIG_Thread_Preemptive
for (;;)
{
int oldRefCount = ZAtomic_Get(&iObject->fRefCount);
if (oldRefCount == 1)
{
iObject->Finalize();
break;
}
else
{
if (ZAtomic_CompareAndSwap(&iObject->fRefCount, oldRefCount, oldRefCount - 1))
break;
// We'll only have to loop if we were preempted between the call to
// ZAtomic_Get and the call to ZAtomic_CompareAndSwap, so we'll very
// likely succeed next time round the loop.
}
}
#else
if (ZThreadSafe_DecAndTest(iObject->fRefCount))
{
ZThreadSafe_Set(iObject->fRefCount, 1);
iObject->Finalize();
}
#endif
}
ZDragClip_Win_Enum::ZDragClip_Win_Enum(ZDragClip_Win_DataObject* iDataObject, size_t iInitialIndex)
{
fTuple = *iDataObject->GetTuple();
fCurrentIter = fTuple.begin();
while (iInitialIndex && fCurrentIter != fTuple.end())
{
--iInitialIndex;
++fCurrentIter;
}
ZThreadSafe_Set(fRefCount, 0);
}
ZDragClip_Win_DataObject::ZDragClip_Win_DataObject(const ZTuple& iTuple)
: fTuple(iTuple)
{
ZThreadSafe_Set(fRefCount, 0);
}
ZDragClip_Win_DropSource::ZDragClip_Win_DropSource()
{
ZThreadSafe_Set(fRefCount, 0);
}
ZDragClip_Win_Enum::ZDragClip_Win_Enum(const ZTuple& iTuple, ZTuple::const_iterator iCurrentIter)
: fTuple(iTuple),
fCurrentIter(iCurrentIter)
{
ZThreadSafe_Set(fRefCount, 0);
}
