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- (void)dealloc
{
OFListItem *next;
for (OFListItem *iter = _firstListItem; iter != NULL; iter = next) {
[iter->object release];
next = iter->next;
free(iter);
OFFreeMemory(iter);
}
[super dealloc];
}
- (OFListItem *)appendObject: (id)object
{
OFListItem *listItem;
listItem = of_alloc(1, sizeof(OFListItem));
listItem = OFAllocMemory(1, sizeof(OFListItem));
listItem->object = [object retain];
listItem->next = NULL;
listItem->previous = _lastListItem;
if (_lastListItem != NULL)
_lastListItem->next = listItem;
_lastListItem = listItem;
if (_firstListItem == NULL)
_firstListItem = listItem;
_count++;
_mutations++;
return listItem;
}
- (OFListItem *)prependObject: (id)object
{
OFListItem *listItem = of_alloc(1, sizeof(OFListItem));
OFListItem *listItem = OFAllocMemory(1, sizeof(OFListItem));
listItem->object = [object retain];
listItem->next = _firstListItem;
listItem->previous = NULL;
if (_firstListItem != NULL)
_firstListItem->previous = listItem;
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return listItem;
}
- (OFListItem *)insertObject: (id)object
beforeListItem: (OFListItem *)listItem
{
OFListItem *newListItem = of_alloc(1, sizeof(OFListItem));
OFListItem *newListItem = OFAllocMemory(1, sizeof(OFListItem));
newListItem->object = [object retain];
newListItem->next = listItem;
newListItem->previous = listItem->previous;
if (listItem->previous != NULL)
listItem->previous->next = newListItem;
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return newListItem;
}
- (OFListItem *)insertObject: (id)object
afterListItem: (OFListItem *)listItem
{
OFListItem *newListItem = of_alloc(1, sizeof(OFListItem));
OFListItem *newListItem = OFAllocMemory(1, sizeof(OFListItem));
newListItem->object = [object retain];
newListItem->next = listItem->next;
newListItem->previous = listItem;
if (listItem->next != NULL)
listItem->next->previous = newListItem;
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if (_lastListItem == listItem)
_lastListItem = listItem->previous;
_count--;
_mutations++;
[listItem->object release];
free(listItem);
OFFreeMemory(listItem);
}
- (id)firstObject
{
return (_firstListItem != NULL ? _firstListItem->object : nil);
}
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OFListItem *next;
_mutations++;
for (OFListItem *iter = _firstListItem; iter != NULL; iter = next) {
[iter->object release];
next = iter->next;
free(iter);
OFFreeMemory(iter);
}
_firstListItem = _lastListItem = NULL;
}
- (id)copy
{
OFList *copy = [[[self class] alloc] init];
OFListItem *listItem, *previous;
listItem = NULL;
previous = NULL;
@try {
for (OFListItem *iter = _firstListItem;
iter != NULL; iter = iter->next) {
listItem = of_alloc(1, sizeof(OFListItem));
listItem = OFAllocMemory(1, sizeof(OFListItem));
listItem->object = [iter->object retain];
listItem->next = NULL;
listItem->previous = previous;
if (copy->_firstListItem == NULL)
copy->_firstListItem = listItem;
if (previous != NULL)
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