Bool testlist::Parent::insertAfterFreeParent(const Parent & child, const Parent & prev) {
if(!prev.isExists() || !child.isExists())
return false;
Parent nxt = prev.getNextParentFreeParent();
child.setNextParentFreeParent(nxt);
prev.setNextParentFreeParent(child);
setNumFreeParents(getNumFreeParents() - 1);
child.setupFreeParentHandler();
return true;
}
Bool testlist::Parent::removeFreeParent(const Parent & child) {
if( !child.isExists() )
return false;
Parent prev;
Parent current;
for(current = getFirstFreeParent(); current.isValid() && current != child; current = current.getNextParentFreeParent())
prev = current;
if(!current.isValid())
{
return false; //! data corrupted
}
current.removeFreeParentHandler();
if(prev.isValid())
prev.setNextParentFreeParent(current.getNextParentFreeParent());
else
setFirstFreeParent(current.getNextParentFreeParent());
current.setNextParentFreeParent(Parent());
setNumFreeParents(getNumFreeParents() - 1);
return true;
}
testlist::Parent testlist::Parent::popFreeParent() {
Parent result = getFirstFreeParent();
if(result.isValid())
{
result.removeFreeParentHandler();
setFirstFreeParent(result.getNextParentFreeParent());
result.setNextParentFreeParent(Parent());
setNumFreeParents(getNumFreeParents() - 1);
}
return result;
}
