OptionalListMixin<T> mixin

内部数据是List特有的成员

Superclass Constraints
Mixin Applications

Properties

hashCode → int
The hash code for this object.
no setterinherited
isDisposed → bool
no setterinherited
latest ↔ List<T>?
最新的值
getter/setter pairinherited
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

addError(Object error, [StackTrace? stackTrace]) → void
inherited
append(T element, {bool fromHead = false}) → T?
追加, 并发射
appendAll(List<T> elements, {bool fromHead = false}) → List<T>?
追加一个list, 并发射
dispose() → void
关闭流
inherited
distinct([bool test(List<T>? previous, List<T>? next)?]) → Stream<List<T>?>
inherited
filterItem(bool test(T element)) → List<T>?
按条件过滤, 并发射过滤后的数据
flatMap<S>(S mapper(T value)) → Stream<List<S>>
对list的item做变换之后重新组成list
forEach(ValueChanged<T> action) → List<T>?
对元素逐个执行操作后, 重新发射
invalidate([List<T>? newData]) → void
重新发送数据 用户修改数据后刷新的场景
inherited
map<S>(S convert(List<T>? event)) → Stream<S>
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
remove(T element) → T?
删除一个的元素, 并发射
removeAt(int index) → T?
删除指定索引的元素, 并发射
removeBatch(Iterable<T> elements) → Iterable<T>?
删除一组的元素, 并发射
removeFirst() → T?
删除第一个的元素, 并发射
removeLast() → T?
删除最后一个的元素, 并发射
removeWhere(bool test(T t)) → void
删除指定条件的元素
replace(int index, T element) → T?
替换指定index的元素, 并发射
replaceFirst(T element) → T?
替换第一个的元素, 并发射
replaceLast(T element) → T?
替换最后一个的元素, 并发射
reset() → void
清理保存的值, 恢复成初始状态
inherited
runtimeSummary() → String
运行时概要
inherited
sample(Duration duration) → Stream<List<T>?>
inherited
搜索关键字
select(T? target, {bool isRadio = true}) → List<T>?
对target进行单选操作, 如果T不为Selectable则什么都不做, 直接透传
selectIndex(int index) → List<T>?
对index处进行单选操作, 如果T不为Selectable则什么都不做, 直接透传
toString() → String
A string representation of this object.
inherited
where(bool test(List<T>? event)) → Stream<List<T>?>
inherited
whereNotEmpty() → Stream<List<T>>
转换为非空流
whereNotNull() → Stream<List<T>>
转换为非空流
whereType<R>() → Stream<R>
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited