FilteredElementList class

An indexable collection of a node's descendants in the document tree, filtered so that only elements are in the collection.

Inheritance

• Object
• IterableBase<Element>
• FilteredElementList

Implemented types

• List<Element>

Mixed-in types

• ListMixin<Element>

Constructors

FilteredElementList(Node node)

Creates a collection of the elements that descend from a node.

Properties

first ↔ Element

The first element.

getter/setter pair, inherited-setter, override-getter

hashCode → int

The hash code for this object.

no setter, inherited

isEmpty → bool

Whether this collection has no elements.

no setter, override

isNotEmpty → bool

Whether this collection has at least one element.

no setter, inherited

iterator → Iterator<Element>

A new Iterator that allows iterating the elements of this Iterable.

no setter, override

last ↔ Element

The last element.

getter/setter pair, inherited-setter, override-getter

length ↔ int

The number of elements in this Iterable.

getter/setter pair, override

reversed → Iterable<Element>

An Iterable of the objects in this list in reverse order.

no setter, override

runtimeType → Type

A representation of the runtime type of the object.

no setter, inherited

single → Element

Checks that this iterable has only one element, and returns that element.

no setter, override

Methods

add(Element element) → void

Adds value to the end of this list, extending the length by one.

override

addAll(Iterable<Element> iterable) → void

Appends all objects of iterable to the end of this list.

override

any(bool test(Element)) → bool

Checks whether any element of this iterable satisfies test.

override

asMap() → Map<int, Element>

An unmodifiable Map view of this list.

inherited

cast<R>() → List<R>

Returns a view of this list as a list of R instances.

inherited

clear() → void

Removes all objects from this list; the length of the list becomes zero.

override

contains(Object? element) → bool

Whether the collection contains an element equal to element.

override

elementAt(int index) → Element

Returns the indexth element.

override

every(bool test(Element)) → bool

Checks whether every element of this iterable satisfies test.

override

expand<T>(Iterable<T> f(Element)) → Iterable<T>

Expands each element of this Iterable into zero or more elements.

override

fillRange(int start, int end, [Element? fill]) → void

Overwrites a range of elements with fillValue.

override

firstWhere(bool test(Element), {Element orElse()?}) → Element

The first element that satisfies the given predicate test.

override

fold<T>(T initialValue, T combine(T previousValue, Element element)) → T

Reduces a collection to a single value by iteratively combining each element of the collection with an existing value

override

followedBy(Iterable<Element> other) → Iterable<Element>

Creates the lazy concatenation of this iterable and other.

inherited

forEach(void action(Element)) → void

Invokes action on each element of this iterable in iteration order.

override

getRange(int start, int end) → Iterable<Element>

Creates an Iterable that iterates over a range of elements.

override

indexOf(Object? element, [int start = 0]) → int

The first index of element in this list.

override

indexWhere(bool test(Element element), [int start = 0]) → int

The first index in the list that satisfies the provided test.

inherited

insert(int index, Element element) → void

Inserts element at position index in this list.

override

insertAll(int index, Iterable<Element> iterable) → void

Inserts all objects of iterable at position index in this list.

override

join([String separator = '']) → String

Converts each element to a String and concatenates the strings.

override

lastIndexOf(Object? element, [int? start]) → int

The last index of element in this list.

override

lastIndexWhere(bool test(Element element), [int? start]) → int

The last index in the list that satisfies the provided test.

inherited

lastWhere(bool test(Element), {Element orElse()?}) → Element

The last element that satisfies the given predicate test.

override

map<T>(T f(Element)) → Iterable<T>

The current elements of this iterable modified by toElement.

override

noSuchMethod(Invocation invocation) → dynamic

Invoked when a nonexistent method or property is accessed.

inherited

reduce(Element combine(Element, Element)) → Element

Reduces a collection to a single value by iteratively combining elements of the collection using the provided function.

override

remove(Object? element) → bool

Removes the first occurrence of value from this list.

override

removeAt(int index) → Element

Removes the object at position index from this list.

override

removeLast() → Element

Removes and returns the last object in this list.

override

removeRange(int start, int end) → void

Removes a range of elements from the list.

override

removeWhere(bool test(Element element)) → void

Removes all objects from this list that satisfy test.

inherited

replaceRange(int start, int end, Iterable<Element> newContents) → void

Replaces a range of elements with the elements of replacements.

override

retainWhere(bool test(Element element)) → void

Removes all objects from this list that fail to satisfy test.

inherited

setAll(int index, Iterable<Element> iterable) → void

Overwrites elements with the objects of iterable.

inherited

setRange(int start, int end, Iterable<Element> iterable, [int skipCount = 0]) → void

Writes some elements of iterable into a range of this list.

override

shuffle([Random? random]) → void

Shuffles the elements of this list randomly.

inherited

singleWhere(bool test(Element), {Element orElse()?}) → Element

The single element that satisfies test.

override

skip(int count) → Iterable<Element>

Creates an Iterable that provides all but the first count elements.

inherited

skipWhile(bool test(Element element)) → Iterable<Element>

Creates an Iterable that skips leading elements while test is satisfied.

inherited

sort([int compare(Element, Element)?]) → void

Sorts this list according to the order specified by the compare function.

override

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

Returns a new list containing the elements between start and end.

override

take(int count) → Iterable<Element>

Creates a lazy iterable of the count first elements of this iterable.

inherited

takeWhile(bool test(Element element)) → Iterable<Element>

Creates a lazy iterable of the leading elements satisfying test.

inherited

toList({bool growable = true}) → List<Element>

Creates a List containing the elements of this Iterable.

override

toSet() → Set<Element>

Creates a Set containing the same elements as this iterable.

override

toString() → String

A string representation of this object.

inherited

where(bool test(Element)) → Iterable<Element>

Creates a new lazy Iterable with all elements that satisfy the predicate test.

override

whereType<T>() → Iterable<T>

Creates a new lazy Iterable with all elements that have type T.

inherited

Operators

operator +(List<Element> other) → List<Element>

Returns the concatenation of this list and other.

inherited

operator ==(Object other) → bool

The equality operator.

inherited

operator [](int index) → Element

The object at the given index in the list.

override

operator []=(int index, Element value) → void

Sets the value at the given index in the list to value.

override