ListSignal<E> class

A Signal that holds a List.

Inheritance
Implemented types
Mixed-in types
Available extensions

Constructors

ListSignal(List<E> value, {String? debugLabel, bool autoDispose = false})
Creates a ListSignal with the given value.

Properties

$ → Signal<List<E>>

Available on List<E>, provided by the SignalListExtensions extension

Return a signal from a List value
no setter
$ → Signal<Iterable<E>>

Available on Iterable<E>, provided by the SignalIterableExtensions extension

Return a signal from a Iterable value
no setter
autoDispose ↔ bool
Throws and error if read after dispose and can be disposed on last unsubscribe.
getter/setter pairinherited
beautifiedJson → String

Available on List<Map<String, dynamic>>, provided by the ListJsonBeautifier extension

Returns a beautified JSON string representation of the list.
no setter
debugLabel → String?
Debug label for Debug Mode
finalinherited
disposed ↔ bool
Check if the effect is disposed
getter/setter pairinherited
earliest → TimeOfDay?

Available on List<TimeOfDay>, provided by the ListOfTimeOfDayExtensions extension

Find earliest time in the list
no setter
encodedJsonString → String

Available on List<Map<String, dynamic>>, provided by the BeautifiedJsonListExtension extension

no setter
encodeWithIndent → String

Available on Iterable<T>, provided by the JsonIterableX extension

Convenience getter mirroring the Map variant for parity.
no setter
equalityCheck ↔ bool Function(List<E> a, List<E> b)
Optional method to check if to values are the same
getter/setter pairinherited
first ← E

Available on Signal<List<E>>, provided by the ListSignalExtension extension

no getter
first ↔ E
The first element.
getter/setter pairinherited
firstOrNull → T?

Available on Iterable<T>, provided by the IterableExtensions extension

The first element of this iterator, or null if the iterable is empty.
no setter
globalId → int
finalinherited
halfLength → int

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns half the length (floored).
no setter
hashCode → int
The hash code for this object.
no setteroverride
indexed → Iterable<(int, T)>

Available on Iterable<T>, provided by the IterableExtensions extension

Pairs of elements of the indices and elements of this iterable.
no setter
internalValue → List<E>
no setterinherited
isEmpty → bool
Whether this collection has no elements.
no setterinherited
isEmptyOrNull → bool

Available on Iterable<E>?, provided by the DHUCollectionsExtensionsNS extension

Returns true if this nullable iterable is either null or empty.
no setter
isInitialized → bool
Check if a signal value is set (does not subscribe)
no setterinherited
isNotEmpty → bool
Whether this collection has at least one element.
no setterinherited
isNotEmptyOrNull → bool

Available on Iterable<E>?, provided by the DHUCollectionsExtensionsNS extension

Returns false if this nullable iterable is either null or empty.
no setter
iterator → Iterator<E>
A new Iterator that allows iterating the elements of this Iterable.
no setterinherited
last ↔ E
The last element.
getter/setter pairinherited
last ← E

Available on Signal<List<E>>, provided by the ListSignalExtension extension

no getter
last → E

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

no setter
lastOrNull → T?

Available on Iterable<T>, provided by the IterableExtensions extension

The last element of this iterable, or null if the iterable is empty.
no setter
latest → TimeOfDay?

Available on List<TimeOfDay>, provided by the ListOfTimeOfDayExtensions extension

Find latest time in the list
no setter
length ↔ int
The number of elements in this Iterable.
getter/setter pairinherited
length ← int

Available on Signal<List<E>>, provided by the ListSignalExtension extension

no getter
mean → double

Available on Iterable<double>, provided by the DHUListDoubleStats extension

Calculates the mean (average) of the doubles in the iterable.
no setter
mean → int

Available on Iterable<int>, provided by the DHUListIntStats extension

Calculates the mean (average) of the integers in the iterable.
no setter
mean → num

Available on Iterable<num>, provided by the DHUListNumStats extension

Calculates the mean (average) of the numbers in the iterable.
no setter
median → double

Available on Iterable<double>, provided by the DHUListDoubleStats extension

Determines the median value of the doubles in the iterable.
no setter
median → num

Available on Iterable<num>, provided by the DHUListNumStats extension

Determines the median value of the numbers in the iterable.
no setter
median → int

Available on Iterable<int>, provided by the DHUListIntStats extension

Determines the median value of the integers in the iterable.
no setter
mode → List<num>

Available on Iterable<num>, provided by the DHUListNumStats extension

Finds the mode(s) of the numbers in the iterable.
no setter
mode → List<int>

Available on Iterable<int>, provided by the DHUListIntStats extension

Finds the mode(s) of the integers in the iterable.
no setter
mode → List<double>

Available on Iterable<double>, provided by the DHUListDoubleStats extension

Finds the mode(s) of the doubles in the iterable.
no setter
nonNulls → Iterable<T>

Available on Iterable<T?>, provided by the NullableIterableExtensions extension

The non-null elements of this iterable.
no setter
parser → T Function(dynamic)

Available on List<T>, provided by the EnumValuesParsing extension

Returns a name-based parser using EnumParsers.byName.
no setter
parserByIndex → T Function(dynamic)

Available on List<T>, provided by the EnumValuesParsing extension

Returns an index-based parser using EnumParsers.byIndex.
no setter
parserCaseInsensitive → T Function(dynamic)

Available on List<T>, provided by the EnumValuesParsing extension

Returns a case-insensitive name parser using EnumParsers.byNameCaseInsensitive.
no setter
rebuild → _Rebuild

Available on List<ReactiveModel>, provided by the ReactiveModeListX extension

listen to the list of states
no setter
reversed → Iterable<E>
An Iterable of the objects in this list in reverse order.
no setterinherited
reversed → Iterable<E>

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

no setter
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited
safe → SafeListAccessor

Available on List, provided by the ListExtension extension

Get the safe accessor for this list that returns null for invalid indices Usage: list.safe2 // returns null if index 2 doesn't exist
no setter
single → E
Checks that this iterable has only one element, and returns that element.
no setterinherited
singleOrNull → T?

Available on Iterable<T>, provided by the IterableExtensions extension

The single element of this iterator, or null.
no setter
standardDeviation → num

Available on Iterable<num>, provided by the DHUListNumStats extension

Calculates the standard deviation of the numbers in the iterable.
no setter
standardDeviation → double

Available on Iterable<double>, provided by the DHUListDoubleStats extension

Calculates the standard deviation of the doubles in the iterable.
no setter
standardDeviation → int

Available on Iterable<int>, provided by the DHUListIntStats extension

Calculates the standard deviation of the integers in the iterable.
no setter
toJS → JSArray<T>

Available on List<T>, provided by the ListToJSArray extension

Converts this List to a JSArray by either casting, unwrapping, or cloning the List.
no setter
toJSProxyOrRef → JSArray<T>

Available on List<T>, provided by the ListToJSArray extension

Converts this List to a JSArray by either casting, unwrapping, or proxying the List.
no setter
total → num

Available on Iterable<num?>?, provided by the DHUIterableNumExtensionsNS extension

Calculates the total sum of the numbers in the iterable.
no setter
total → int

Available on Iterable<int?>?, provided by the DHUIterableIntExtensionsNS extension

Calculates the total sum of the integers in the iterable.
no setter
total → double

Available on Iterable<double?>?, provided by the DHUIterableDoubleExtensionsNS extension

Calculates the total sum of the doubles in the iterable.
no setter
value ↔ List<E>
Compute the current value
getter/setter pairinherited
variance → int

Available on Iterable<int>, provided by the DHUListIntStats extension

Computes the variance of the integers in the iterable.
no setter
variance → num

Available on Iterable<num>, provided by the DHUListNumStats extension

Computes the variance of the numbers in the iterable.
no setter
variance → double

Available on Iterable<double>, provided by the DHUListDoubleStats extension

Computes the variance of the doubles in the iterable.
no setter
version ↔ int
Version numbers should always be >= 0, because the special value -1 is used by Nodes to signify potentially unused but recyclable nodes.
getter/setter pairinherited
wait → Future<List<T>>

Available on Iterable<Future<T>>, provided by the FutureIterable extension

Waits for futures in parallel.
no setter

Methods

add(E value) → void
Adds value to the end of this list, extending the length by one.
inherited
add(E value) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

addAll(Iterable<E> iterable) → void
Appends all objects of iterable to the end of this list.
inherited
addAll(Iterable<E> iterable) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

afterCreate(List<E> val) → void
Internal hook for after a signal is created
inherited
animate({List<Effect>? effects, AnimateCallback? onInit, AnimateCallback? onPlay, AnimateCallback? onComplete, bool? autoPlay, Duration? delay, Duration? interval}) → AnimateList<Widget>

Available on List<Widget>, provided by the AnimateListExtensions extension

Wraps the target List<Widget> in an AnimateList instance, and returns the instance for chaining calls. Ex. [foo, bar].animate() is equivalent to AnimateList(children: [foo, bar]).
any(bool test(E element)) → bool
Checks whether any element of this iterable satisfies test.
inherited
asMap() → Map<int, E>

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

asMap() → Map<int, E>
An unmodifiable Map view of this list.
inherited
asNameMap() → Map<String, T>

Available on Iterable<T>, provided by the EnumByName extension

Creates a map from the names of enum values to the values.
associate<K, V>(K keySelector(E), [V valueSelector(E)?]) → Map<K, V>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Converts the iterable to a map using keySelector and optional valueSelector.
averageBy(num selector(T)) → double?

Available on Iterable<T>?, provided by the ListExtensions extension

Example:
beforeUpdate(List<E> val) → void
Internal hook for after a signal is updated
inherited
builder(Widget builder(), {void initState()?, void onAfterBuild()?, void dispose()?, ShouldRebuild? shouldRebuild, Object? watch()?, String? debugPrintWhenRebuild, String? tag}) → Widget

Available on List<Injected>, provided by the MultipleStateRebuilderExtension extension

Builds a widget that listens to all injected instances in this list.
builderData(Widget builder(List dataList), {Widget onWaiting()?, Widget onError(dynamic error)?, void initState()?, void onAfterBuild()?, void dispose()?, ShouldRebuild? shouldRebuild, Object? watch()?, String? debugPrintWhenRebuild, String? tag}) → Widget

Available on List<Injected>, provided by the MultipleStateRebuilderExtension extension

builderDataIndexed(Widget builder(int index, dynamic data), {Widget onWaiting()?, Widget onError(dynamic error)?, void initState()?, void onAfterBuild()?, void dispose()?, ShouldRebuild? shouldRebuild, Object? watch()?, String? debugPrintWhenRebuild, String? tag}) → Widget

Available on List<Injected>, provided by the MultipleStateRebuilderExtension extension

builderState(Widget builder(List<SnapState>), {void initState()?, void onAfterBuild()?, void dispose()?, ShouldRebuild? shouldRebuild, Object? watch()?, String? debugPrintWhenRebuild, String? tag}) → Widget

Available on List<Injected>, provided by the MultipleStateRebuilderExtension extension

byName(String name) → T

Available on Iterable<T>, provided by the EnumByName extension

Finds the enum value in this list with name name.
call() → List<E>
Return the value when invoked
inherited
cast<R>() → List<R>
Returns a view of this list as a list of R instances.
inherited
cast<R>() → List<R>

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

chunks(int size) → List<List<E>>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Splits the iterable into chunks of size size.
clear() → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

clear() → void
Removes all objects from this list; the length of the list becomes zero.
inherited
concatWithMultipleList(List<Iterable<E>> iterables) → List<E>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns a list that concatenates this iterable with iterables.
concatWithSingleList(Iterable<E> iterable) → List<E>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns a list that concatenates this iterable with iterable.
contains(Object? value) → bool
Whether the collection contains an element equal to element.
inherited
containsAll(Iterable<E> collection) → bool

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Checks if all elements in the specified collection are contained in this collection.
convertAll<T>() → List<T>

Available on Iterable<E>, provided by the IterableConversionX extension

Converts every element in this iterable to T.
convertToStringList() → List<String>

Available on List<DateTime>, provided by the ListOfDateTimeExtensions extension

convertToStringList({bool showSeconds = false, bool showUtcSymbol = false, bool preferUtcSymbolThanZ = false, bool showSeparatorSymbol = true, bool use24HourFormat = true}) → List<String>

Available on List<TimeOfDay>, provided by the ListOfTimeOfDayExtensions extension

Convert list of TimeOfDay to list of strings
dispose() → void
Dispose the signal
inherited
distinctBy<R>(R keySelector(E), {bool equals(R a, R b)?, int hashCode(R key)?, bool isValidKey(R key)?}) → List<E>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns a new list containing the first occurrence of each distinct element as determined by the key returned from keySelector.
doesIndexExist(int index) → bool

Available on List, provided by the ListExtension extension

drop(int n) → List<E>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns a list containing all elements except the first n elements.
elementAt(int index) → E
Returns the indexth element.
inherited
elementAtOrNull(int index) → T?

Available on Iterable<T>, provided by the IterableExtensions extension

The element at position index of this iterable, or null.
every(bool test(E element)) → bool
Checks whether every element of this iterable satisfies test.
inherited
expand<R>(Iterable<R> toElements(E element)) → Iterable<R>
Expands each element of this Iterable into zero or more elements.
inherited
expand<R>(Iterable<R> toElements(E element)) → Iterable<R>

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

fillRange(int start, int end, [E? fillValue]) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

fillRange(int start, int end, [E? fillValue]) → void
Overwrites a range of elements with fillValue.
inherited
filter(Predicate<E> test) → List<E>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns a list containing elements that satisfy test.
filterNot(Predicate<E> test) → List<E>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns a list containing elements that do not satisfy test.
find(Predicate<E> predicate) → E?

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns the first element matching predicate, or null if element was not found.
findFirstWhereOrNull(bool test(T element)) → T?

Available on Iterable<T>, provided by the MyfindFirstWhereOrNullExt extension

Finds the first element satisfying the provided condition, or null if none is found.
firstHalf() → List<E>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns the first half of the iterable.
firstOrDefault(E defaultValue) → E

Available on Iterable<E>?, provided by the DHUCollectionsExtensionsNS extension

Returns the first element or defaultValue when null or empty.
firstWhere(bool test(E element), {E orElse()?}) → E

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

firstWhere(bool test(E element), {E orElse()?}) → E
The first element that satisfies the given predicate test.
inherited
fold<R>(R initialValue, R combine(R previousValue, E element)) → R

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

fold<R>(R initialValue, R combine(R previousValue, E element)) → R
Reduces a collection to a single value by iteratively combining each element of the collection with an existing value
inherited
followedBy(Iterable<E> other) → Iterable<E>

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

followedBy(Iterable<E> other) → Iterable<E>
Creates the lazy concatenation of this iterable and other.
inherited
forEach(void action(E element)) → void
Invokes action on each element of this iterable in iteration order.
inherited
forEachIndexed(void action(T element, int index)) → void

Available on Iterable<T>?, provided by the ListExtensions extension

Generate forEach but gives index for each element
get() → List<E>
Helper method to get the current value
inherited
getBigInt(int index, {dynamic innerMapKey, int? innerIndex, BigInt? defaultValue, ElementConverter<BigInt>? converter}) → BigInt

Available on Iterable<E>, provided by the IterableConversionX extension

Converts the element at index to a BigInt.
getBool(int index, {dynamic innerMapKey, int? innerIndex, bool? defaultValue, ElementConverter<bool>? converter}) → bool

Available on Iterable<E>, provided by the IterableConversionX extension

Converts the element at index to a bool.
getDateTime(int index, {dynamic innerMapKey, int? innerIndex, String? format, String? locale, bool autoDetectFormat = false, bool useCurrentLocale = false, bool utc = false, DateTime? defaultValue, ElementConverter<DateTime>? converter}) → DateTime

Available on Iterable<E>, provided by the IterableConversionX extension

Converts the element at index to a DateTime.
getDouble(int index, {dynamic innerMapKey, int? innerIndex, String? format, String? locale, double? defaultValue, ElementConverter<double>? converter}) → double

Available on Iterable<E>, provided by the IterableConversionX extension

Converts the element at index to a double.
getEnum<T extends Enum>(int index, {required T parser(dynamic), dynamic innerMapKey, int? innerIndex, T? defaultValue, Map<String, dynamic>? debugInfo}) → T

Available on Iterable<E>, provided by the IterableConversionX extension

Converts the element at index to an enum value using parser.
getInt(int index, {dynamic innerMapKey, int? innerIndex, String? format, String? locale, int? defaultValue, ElementConverter<int>? converter}) → int

Available on Iterable<E>, provided by the IterableConversionX extension

Converts the element at index to an int.
getList<T>(int index, {dynamic innerMapKey, int? innerIndex, List<T>? defaultValue, ElementConverter<T>? elementConverter}) → List<T>

Available on Iterable<E>, provided by the IterableConversionX extension

Converts the element at index to a List of T.
getMap<K2, V2>(int index, {dynamic innerMapKey, int? innerIndex, Map<K2, V2>? defaultValue, ElementConverter<K2>? keyConverter, ElementConverter<V2>? valueConverter}) → Map<K2, V2>

Available on Iterable<E>, provided by the IterableConversionX extension

Converts the element at index to a Map of K2 to V2.
getNum(int index, {dynamic innerMapKey, int? innerIndex, String? format, String? locale, num? defaultValue, ElementConverter<num>? converter}) → num

Available on Iterable<E>, provided by the IterableConversionX extension

Converts the element at index to a num.
getRandom([int? seed]) → E

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns a random element.
getRange(int start, int end) → Iterable<E>
Creates an Iterable that iterates over a range of elements.
inherited
getRange(int start, int end) → Iterable<E>

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

getSet<T>(int index, {dynamic innerMapKey, int? innerIndex, Set<T>? defaultValue, ElementConverter<T>? elementConverter}) → Set<T>

Available on Iterable<E>, provided by the IterableConversionX extension

Converts the element at index to a Set of T.
getString(int index, {dynamic innerMapKey, int? innerIndex, String? defaultValue, ElementConverter<String>? converter}) → String

Available on Iterable<E>, provided by the IterableConversionX extension

Converts the element at index to a String.
getUri(int index, {dynamic innerMapKey, int? innerIndex, Uri? defaultValue, ElementConverter<Uri>? converter}) → Uri

Available on Iterable<E>, provided by the IterableConversionX extension

Converts the element at index to a Uri.
indexOf(E element, [int start = 0]) → int

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

indexOf(E element, [int start = 0]) → int
The first index of element in this list.
inherited
indexOfOrNull(E? element) → int?

Available on List<E>?, provided by the DHUNullableListExtensions extension

Returns the index of element or null if the list is null/empty or element is null.
indexWhere(bool test(E element), [int start = 0]) → int
The first index in the list that satisfies the provided test.
inherited
indexWhere(bool test(E element), [int start = 0]) → int

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

indexWhereOrNull(Predicate<E> test, [int start = 0]) → int?

Available on List<E>?, provided by the DHUNullableListExtensions extension

Searches for an element that satisfies the test predicate, starting at start, and returns its index. Returns null if no such element is found or if the list is null/empty.
inj({bool autoDisposeWhenNotUsed = true}) → ReactiveModel<List<T>>

Available on List<T>, provided by the ListX extension

create a ReactiveModel state
insert(int index, E element) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

insert(int index, E element) → void
Inserts element at position index in this list.
inherited
insertAll(int index, Iterable<E> iterable) → void
Inserts all objects of iterable at position index in this list.
inherited
insertAll(int index, Iterable<E> iterable) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

internalRefresh() → bool
inherited
intersect(Iterable other, {ElementConverter<E>? converter}) → Set<E>

Available on Iterable<E>, provided by the IterableConversionX extension

Returns a union-like set combining this iterable and other.
intersperse(E element) → Iterable<E>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Inserts element between every element in the iterable.
isEqual(Iterable<E>? other) → bool

Available on Iterable<E>?, provided by the DHUCollectionsExtensionsNS extension

Compares two lists for element-by-element equality.
isPrimitive() → bool

Available on Iterable<E>?, provided by the DHUCollectionsExtensionsNS extension

Returns true when every element is a primitive value.
join([String separator = ""]) → String
Converts each element to a String and concatenates the strings.
inherited
lastIndexOf(E element, [int? start]) → int
The last index of element in this list.
inherited
lastIndexOf(E element, [int? start]) → int

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

lastIndexWhere(bool test(E element), [int? start]) → int
The last index in the list that satisfies the provided test.
inherited
lastIndexWhere(bool test(E element), [int? start]) → int

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

lastOrDefault(E defaultValue) → E?

Available on Iterable<E>?, provided by the DHUCollectionsExtensionsNS extension

Returns the last element or defaultValue when null or empty.
lastWhere(bool test(E element), {E orElse()?}) → E
The last element that satisfies the given predicate test.
inherited
map<R>(R toElement(E e)) → Iterable<R>
The current elements of this iterable modified by toElement.
inherited
mapConcurrent<R>(Future<R> action(E item), {int parallelism = 1}) → Future<List<R>>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Executes action on each element with at most parallelism concurrent tasks.
mapIndexedList<R>(R mapper(int index, E element), {ElementConverter<R>? converter}) → List<R>

Available on Iterable<E>, provided by the IterableConversionX extension

Maps elements with their index and eagerly materializes the result into a List.
mapList<R>(R mapper(E e), {ElementConverter<R>? converter}) → List<R>

Available on Iterable<E>, provided by the IterableConversionX extension

Maps the elements and eagerly materializes them into a List using convert_object.
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
notify({String? tag}) → void

Available on List<Injected>, provided by the MultipleStateRebuilderExtension extension

observe<R>({Key? key, required R combine(List), required Widget builder(R), void onInit(R value)?, Function? onValueUpdated, void onAfterBuild(R value)?, void onDispose(R value)?, bool shouldRebuild(R newValue, R oldValue)?, bool shouldNotify(R newValue, R oldValue)?, bool equals(R a, R b)?, Duration? debounce, Duration? throttle, void onError(Object error, StackTrace stack)?, Widget errorBuilder(Object error)?, Widget loadingBuilder()?, String? debugLabel, bool debugPrint = false}) → SignalsWatch<R>

Available on List<ReadonlySignal>, provided by the SignalListObserveExtension extension

Observe multiple signals and rebuild when any changes.
of(int index) → E?

Available on Iterable<E>?, provided by the DHUCollectionsExtensionsNS extension

Returns the element at index or null if out of bounds or null.
onDispose(void cleanup()) → void Function()
Add a cleanup function to be called when the signal is disposed
inherited
orEmpty() → Iterable<E>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns this iterable (as is) if it is non-null; otherwise, returns an empty iterable.
overrideWith(List<E> val) → Signal<List<E>>
Override the current signal with a new value as if it was created with it
inherited
pairwise() → List<(E, E)>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns consecutive pairs from the iterable.
parserWithFallback(T fallback) → T Function(dynamic)

Available on List<T>, provided by the EnumValuesParsing extension

Returns a name-based parser that returns fallback for unknown values.
partition(bool predicate(E)) → (List<E>, List<E>)

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Splits the iterable into two lists based on the predicate.
peek() → List<E>
In the rare instance that you have an effect that should write to another signal based on the previous value, but you don't want the effect to be subscribed to that signal, you can read a signals's previous value via signal.peek().
inherited
percentile(double percentile) → double

Available on Iterable<double>, provided by the DHUListDoubleStats extension

Computes the specified percentile of the doubles in the iterable.
percentile(double percentile) → int

Available on Iterable<int>, provided by the DHUListIntStats extension

Computes the specified percentile of the integers in the iterable.
percentile(double percentile) → num

Available on Iterable<num>, provided by the DHUListNumStats extension

Computes the specified percentile of the numbers in the iterable.
readonly() → ReadonlySignal<List<E>>
Returns a readonly signal
inherited
reduce(E combine(E value, E element)) → E
Reduces a collection to a single value by iteratively combining elements of the collection using the provided function.
inherited
remove(Object? value) → bool

Available on Signal<List<E>>, provided by the ListSignalExtension extension

remove(Object? value) → bool
Removes the first occurrence of value from this list.
inherited
removeAt(int index) → E
Removes the object at position index from this list.
inherited
removeAt(int index) → E

Available on Signal<List<E>>, provided by the ListSignalExtension extension

removeLast() → E

Available on Signal<List<E>>, provided by the ListSignalExtension extension

removeLast() → E
Removes and returns the last object in this list.
inherited
removeRange(int start, int end) → void
Removes a range of elements from the list.
inherited
removeRange(int start, int end) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

removeWhere(bool test(E element)) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

removeWhere(bool test(E element)) → void
Removes all objects from this list that satisfy test.
inherited
replaceRange(int start, int end, Iterable<E> replacements) → void
Replaces a range of elements with the elements of replacements.
inherited
replaceRange(int start, int end, Iterable<E> replacements) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

retainWhere(bool test(E element)) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

retainWhere(bool test(E element)) → void
Removes all objects from this list that fail to satisfy test.
inherited
secondHalf() → List<E>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns the second half of the iterable.
set(List<E> val, {bool force = false}) → bool
Set the current value by a method
inherited
setAll(int index, Iterable<E> iterable) → void
Overwrites elements with the objects of iterable.
inherited
setAll(int index, Iterable<E> iterable) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

setRange(int start, int end, Iterable<E> iterable, [int skipCount = 0]) → void
Writes some elements of iterable into a range of this list.
inherited
setRange(int start, int end, Iterable<E> iterable, [int skipCount = 0]) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

shuffle([Random? random]) → void
Shuffles the elements of this list randomly.
inherited
shuffle([Random? random]) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

singleWhere(bool test(E element), {E orElse()?}) → E
The single element that satisfies test.
inherited
skip(int count) → Iterable<E>
Creates an Iterable that provides all but the first count elements.
inherited
skipWhile(bool test(E value)) → Iterable<E>
Creates an Iterable that skips leading elements while test is satisfied.
inherited
sort([int compare(E a, E b)?]) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

sort([int compare(E a, E b)?]) → void
Sorts this list according to the order specified by the compare function.
inherited
sortChronologically() → List<TimeOfDay>

Available on List<TimeOfDay>, provided by the ListOfTimeOfDayExtensions extension

Sort TimeOfDay list chronologically
sorted([int compare(E a, E b)?]) → List<E>

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

Return a new array that is sorted by the compare function
sorted([int compare(E a, E b)?]) → List<E>
Return a new array that is sorted by the compare function
inherited
sortInAlphaNumericalOrder() → List<String>

Available on List<String>, provided by the AlphaNumericSortingListOfString extension

splitInChunks(int chunkSize) → List<List<T>>

Available on List<T>, provided by the ListChunk extension

sublist(int start, [int? end]) → List<E>

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

sublist(int start, [int? end]) → List<E>
Returns a new list containing the elements between start and end.
inherited
subscribe(void fn(List<E> value)) → void Function()
Subscribe to value changes with a dispose function
inherited
subscribeToNode(Node node) → void
inherited
subtract(Iterable<E> other) → Set<E>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns a set of elements contained in this collection but not in other. The returned set preserves the element iteration order of the original collection.
sumBy(int selector(T)) → int

Available on Iterable<T>?, provided by the ListExtensions extension

Example:
sumByDouble(num selector(T)) → double

Available on Iterable<T>?, provided by the ListExtensions extension

Example:
swap(int i, int j) → List<E>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns a list with elements at i and j swapped.
take(int count) → Iterable<E>
Creates a lazy iterable of the count first elements of this iterable.
inherited
takeOnly(int n) → List<E>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns a list containing the first n elements.
takeWhile(bool test(E value)) → Iterable<E>
Creates a lazy iterable of the leading elements satisfying test.
inherited
to(String routeName, {Object? arguments, Map<String, String> queryParams = const {}, bool isStrictMode = false}) → List<PageSettings>

Available on List<PageSettings>, provided by the PageSettingsX extension

Add the page of routeName to PageSettings
toAndRemoveUntil(String routeName, String untilRouteName) → List<PageSettings>

Available on List<PageSettings>, provided by the PageSettingsX extension

Add the page with the given routeName and remove all pages until the page with untilRouteName name.
toDateTimeList(DateTime date, {bool isUtc = true}) → List<DateTime>

Available on List<TimeOfDay>, provided by the ListOfTimeOfDayExtensions extension

Convert all TimeOfDay to DateTime on a specific date
toJson() → dynamic
Convert value to JSON
inherited
toJsonList({JsonOptions options = const JsonOptions(), Object? toEncodable(dynamic object)?}) → List

Available on Iterable<T>, provided by the JsonIterableX extension

Converts this iterable to a JSON-encodable List.
toJsonString({String? indent, JsonOptions options = const JsonOptions(), Object? toEncodable(dynamic object)?}) → String

Available on Iterable<T>, provided by the JsonIterableX extension

Converts this iterable to a JSON string (pretty if indent is provided).
toList({bool growable = true}) → List<E>
Creates a List containing the elements of this Iterable.
inherited
toListConverted<R>() → List<R>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Converts this iterable to a list of type R using convert_object logic.
toMutableSet({ElementConverter<E>? converter}) → Set<E>

Available on Iterable<E>, provided by the IterableConversionX extension

Returns this iterable as a mutable Set using the centralized conversion logic.
toReplacement(String routeName) → List<PageSettings>

Available on List<PageSettings>, provided by the PageSettingsX extension

Add the page with the given routeName and remove the last page.
toSet() → Set<E>
Creates a Set containing the same elements as this iterable.
inherited
toSetConverted<R>() → Set<R>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Converts this iterable to a set of type R using convert_object logic.
toSignal({String? debugLabel, bool autoDispose = false}) → ListSignal<T>

Available on List<T>, provided by the SignalListUtils extension

Convert an existing list to ListSignal
toSignal({String? debugLabel, bool autoDispose = false}) → IterableSignal<T>

Available on Iterable<T>, provided by the SignalIterableUtils extension

Convert an existing list to IterableSignal
toString() → String
A string representation of this object.
inherited
totalBy(num? valueSelector(E)) → num

Available on Iterable<E>?, provided by the DHUCollectionsExtensionsNS extension

Returns the sum of values calculated by valueSelector for each element.
tryGetBigInt(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, BigInt? defaultValue, ElementConverter<BigInt>? converter}) → BigInt?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to BigInt.
tryGetBool(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, bool? defaultValue, ElementConverter<bool>? converter}) → bool?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to bool.
tryGetDateTime(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, String? format, String? locale, bool autoDetectFormat = false, bool useCurrentLocale = false, bool utc = false, DateTime? defaultValue, ElementConverter<DateTime>? converter}) → DateTime?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to DateTime.
tryGetDouble(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, String? format, String? locale, double? defaultValue, ElementConverter<double>? converter}) → double?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to double.
tryGetEnum<T extends Enum>(int index, {required T parser(dynamic), List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, T? defaultValue, Map<String, dynamic>? debugInfo}) → T?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to an enum using parser.
tryGetInt(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, String? format, String? locale, int? defaultValue, ElementConverter<int>? converter}) → int?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to int.
tryGetList<T>(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, List<T>? defaultValue, ElementConverter<T>? elementConverter}) → List<T>?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to a List of T.
tryGetMap<K2, V2>(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, Map<K2, V2>? defaultValue, ElementConverter<K2>? keyConverter, ElementConverter<V2>? valueConverter}) → Map<K2, V2>?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to a Map of K2 to V2.
tryGetNum(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, String? format, String? locale, num? defaultValue, ElementConverter<num>? converter}) → num?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to num.
tryGetRandom([int? seed]) → E?

Available on Iterable<E>?, provided by the DHUCollectionsExtensionsNS extension

Retrieves a random element or null if the iterable is null.
tryGetSet<T>(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, Set<T>? defaultValue, ElementConverter<T>? elementConverter}) → Set<T>?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to a Set of T.
tryGetString(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, String? defaultValue, ElementConverter<String>? converter}) → String?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to String.
tryGetUri(int index, {List<int>? alternativeIndices, dynamic innerMapKey, int? innerIndex, Uri? defaultValue, ElementConverter<Uri>? converter}) → Uri?

Available on Iterable<E>?, provided by the NullableIterableConversionX extension

Tries to convert the element at index (or fallback indices) to Uri.
tryRemoveAt(int index) → void

Available on List<E>?, provided by the DHUNullableListExtensions extension

Safely removes the element at the specified index if the list is non-null and non-empty.
tryRemoveWhere(bool predicate(E element)) → void

Available on List<E>?, provided by the DHUNullableListExtensions extension

Safely removes elements that satisfy predicate.
unsubscribeFromNode(Node node) → void
inherited
update<R>(dynamic mutator(R state), {int index = 0, bool shouldNotify = true, String? tag}) → void

Available on List<Injected>, provided by the MultipleStateRebuilderExtension extension

updateAll<R>(dynamic mutator(R state), {bool shouldNotify = true, String? tag}) → void

Available on List<Injected>, provided by the MultipleStateRebuilderExtension extension

validate() → List<T>

Available on Iterable<T>?, provided by the ListExtensions extension

Validate given List is not null and returns blank list if null. This should not be used to clear list
waitConcurrency({int concurrency = 5}) → Future<List<T>>

Available on Iterable<Future<T> Function()>, provided by the DHUFutureIterableExtension extension

Executes the functions in this iterable, running at most concurrency futures simultaneously.
where(bool test(E element)) → Iterable<E>
Creates a new lazy Iterable with all elements that satisfy the predicate test.
inherited
whereType<R>() → Iterable<R>
Creates a new lazy Iterable with all elements that have type T.
inherited
windowed(int size, {int step = 1, bool partials = false}) → List<List<E>>

Available on Iterable<E>, provided by the DHUCollectionsExtensions extension

Returns a sliding window of size over the iterable.

Operators

operator &(Iterable<E> other) → ListSignal<E>
Fork: create a new signal which value is the concatenation of source signal and iterable parameter
operator +(List<E> other) → List<E>
Returns the concatenation of this list and other.
inherited
operator +(List<E> other) → List<E>

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

operator <<(Iterable<E> other) → ListSignal<E>
Inject: Update current signal value with iterable
operator ==(Object other) → bool
The equality operator.
override
operator [](int index) → E
The object at the given index in the list.
inherited
operator [](int index) → E

Available on ReadonlySignal<List<E>>, provided by the ReadonlyListSignalExtension extension

operator []=(int index, E value) → void
Sets the value at the given index in the list to value.
inherited
operator []=(int index, E value) → void

Available on Signal<List<E>>, provided by the ListSignalExtension extension

operator |(Signal<Iterable<E>> other) → ListSignal<E>
Pipe: create a new signal by sending value from source to other