This commit is contained in:
John Lancaster
2026-02-21 18:29:41 -06:00
parent 8cff84f4e9
commit a58f043eaa

View File

@@ -33,40 +33,40 @@ class RemoveItemEvent(ListChangeEvent[T]):
class HookedList(Generic[T], MutableSequence[T]): class HookedList(Generic[T], MutableSequence[T]):
elements: list[T] _data: list[T]
hook: Callable[[ListChangeEvent[T]], None] | None hook: Callable[[ListChangeEvent[T]], None] | None
def __init__(self, *args, hook=None, **kwargs): def __init__(self, *args, hook=None, **kwargs):
self.elements = list(*args, **kwargs) self._data = list(*args, **kwargs)
self.hook = hook self.hook = hook
def __repr__(self): def __repr__(self):
return f"{self.__class__.__name__}({self.elements!r})" return f"{self.__class__.__name__}({self._data!r})"
def __iter__(self): def __iter__(self):
return iter(self.elements) return iter(self._data)
def __contains__(self, value): def __contains__(self, value):
return value in self.elements return value in self._data
def __len__(self): def __len__(self):
return len(self.elements) return len(self._data)
def __getitem__(self, s): def __getitem__(self, s):
print("Getting item:", s) print("Getting item:", s)
return self.elements[s] return self._data[s]
def __setitem__(self, s, value): def __setitem__(self, s, value):
self.elements[s] = value self._data[s] = value
if self.hook: if self.hook:
self.hook(SetItemEvent(index=s, item=value)) self.hook(SetItemEvent(index=s, item=value))
def __delitem__(self, s): def __delitem__(self, s):
del self.elements[s] del self._data[s]
if self.hook: if self.hook:
self.hook(RemoveItemEvent(index=s, item=self.elements[s])) self.hook(RemoveItemEvent(index=s, item=self._data[s]))
def insert(self, index, value): def insert(self, index, value):
self.elements.insert(index, value) self._data.insert(index, value)
if self.hook: if self.hook:
self.hook(AddItemEvent(index=index, item=value)) self.hook(AddItemEvent(index=index, item=value))