OptionalPageIO<T, ARG> class

分页业务单元

Inheritance
Mixed in types

Constructors

OptionalPageIO({List<T>? seedValue, required String semantics, bool sync = true, bool isBehavior = true, int? initPage, bool printLog = true, bool receiveFullData = true, int? forceCapacity, PageFetchCallback<List<T>, ARG?>? pageFetch, List<T>? onReset()?, PersistConfig<List<T>?>? persistConfig})

Properties

currentPage → int
当前页数
no setterinherited
future → Future<List<T>?>
输出Future
no setterinherited
hashCode → int
The hash code for this object.
no setterinherited
hasMoreData → bool
是否还有更多数据
no setterinherited
inLoading → bool
是否在加载中
no setterinherited
isDisposed → bool
no setterinherited
isFirstPage → bool
当前是否是第一页
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
stream ↔ Stream<List<T>?>
输出Stream
getter/setter pairinherited

Methods

add(List<T>? data) → List<T>?
发射数据
inherited
addError(Object error, [StackTrace? stackTrace]) → void
inherited
addIfAbsent(List<T>? data) → List<T>?
inherited
addStream(Stream<List<T>?> source, {bool cancelOnError = true}) → Future<List<T>?>
inherited
append(T element, {bool fromHead = false}) → T?
追加, 并发射
inherited
appendAll(List<T> elements, {bool fromHead = false}) → List<T>?
追加一个list, 并发射
inherited
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
inherited
first([bool cancelSubscription = false]) → Future<List<T>?>
输出Future, cancelSubscription决定是否取消订阅
inherited
flatMap<S>(S mapper(T value)) → Stream<List<S>>
对list的item做变换之后重新组成list
inherited
forEach(ValueChanged<T> action) → List<T>?
对元素逐个执行操作后, 重新发射
inherited
invalidate([List<T>? newData]) → void
重新发送数据 用户修改数据后刷新的场景
inherited
listen(ValueChanged<List<T>?> listener, {Function? onError, VoidCallback? onDone, bool? cancelOnError}) → StreamSubscription<List<T>?>
监听流
inherited
loadMore([ARG? args]) → Future<bool>
请求下一页数据
inherited
loadPage(int page, [ARG? args]) → Future<void>
请求指定页数的数据
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
refresh([ARG? args]) → Future<List<T>?>
刷新列表
inherited
remove(T element) → T?
删除一个的元素, 并发射
inherited
removeAt(int index) → T?
删除指定索引的元素, 并发射
inherited
removeBatch(Iterable<T> elements) → Iterable<T>?
删除一组的元素, 并发射
inherited
removeFirst() → T?
删除第一个的元素, 并发射
inherited
removeLast() → T?
删除最后一个的元素, 并发射
inherited
removeWhere(bool test(T t)) → void
删除指定条件的元素
inherited
replace(int index, T element) → T?
替换指定index的元素, 并发射
inherited
replaceFirst(T element) → T?
替换第一个的元素, 并发射
inherited
replaceLast(T element) → T?
替换最后一个的元素, 并发射
inherited
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
inherited
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
inherited
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
inherited
toString() → String
A string representation of this object.
inherited
update([dynamic arg]) → Future<List<T>?>
使用内部的trigger获取数据
inherited
where(bool test(List<T>? event)) → Stream<List<T>?>
inherited
whereNotEmpty() → Stream<List<T>>
转换为非空流
inherited
whereNotNull() → Stream<List<T>>
转换为非空流
inherited
whereType<R>() → Stream<R>
inherited

Operators

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

Static Properties

defaultInitialPage ↔ int?
getter/setter pair