| Pakiet | mx.collections |
| Klasa | public class ArrayCollection |
| Dziedziczenie | ArrayCollection  ListCollectionView Proxy |
| Implementuje | IExternalizable |
| Podklasy | ApproverCollection, DocumentCollection, ModeratorCollection, Node, ReminderCollection, ReviewerCollection, SelectableList, StageCollection |
| Wersja języka: | ActionScript 3.0 |
| Wersja produktu: | Flex 3 |
| Wersje środowiska wykonawczego: | Flash Player 9, AIR 1.1 |
ICollectionView or IList
interfaces. Operations on a ArrayCollection instance modify the data source;
for example, if you use the removeItemAt() method on an
ArrayCollection, you remove the item from the underlying Array.
Składnia MXML
Pokaż składnię MXML
Ukryj składnię MXMLThe <mx:ArrayCollection> tag inherits all the attributes of its
superclass, and adds the following attributes:
<mx:ArrayCollection Properties source="null" />
Domyślna właściwość MXMLsource
Właściwości publiczne
| Właściwość | Zdefiniowane przez | ||
|---|---|---|---|
 | filterFunction : Function
A function that the view will use to eliminate items that do not
match the function's criteria. | ListCollectionView | |
| length : int [tylko do odczytu]
The number of items in this view. | ListCollectionView | |
| list : IList
The IList that this collection view wraps. | ListCollectionView | |
| sort : ISort
The ISort that will be applied to the ICollectionView. | ListCollectionView | |
| source : Array
The source of data in the ArrayCollection. | ArrayCollection | ||
Właściwości chronione
Metody publiczne
| Metoda | Zdefiniowane przez | ||
|---|---|---|---|
ArrayCollection(source:Array = null)
Constructor. | ArrayCollection | ||
|
Adds a list of items to the current list, placing them at the end of
the list in the order they are passed. | ListCollectionView | |
|
Adds a list of items to the current list, placing them at the position
index passed in to the function. | ListCollectionView | |
| addEventListener(type:String, listener:Function, useCapture:Boolean = false, priority:int = 0, useWeakReference:Boolean = false):void
Registers an event listener object with an EventDispatcher object so that the listener
receives notification of an event. | ListCollectionView | |
|
Adds the specified item to the end of the list. | ListCollectionView | |
|
Adds the item at the specified index. | ListCollectionView | |
|
Returns whether the view contains the specified object. | ListCollectionView | |
|
Creates a new IViewCursor that works with this view. | ListCollectionView | |
|
Prevents changes to the collection itself and items within the
collection from being dispatched by the view. | ListCollectionView | |
|
Dispatches an event into the event flow. | ListCollectionView | |
|
Enables auto-updating. | ListCollectionView | |
|
Gets the item at the specified index. | ListCollectionView | |
|
Returns the index of the item if it is in the list such that
getItemAt(index) == item. | ListCollectionView | |
|
Checks whether the EventDispatcher object has any listeners registered for a specific type
of event. | ListCollectionView | |
|
Called automatically by the MXML compiler when the ListCollectionView
is created using an MXML tag. | ListCollectionView | |
| itemUpdated(item:Object, property:Object = null, oldValue:Object = null, newValue:Object = null):void
Notifies the view that an item has been updated. | ListCollectionView | |
|
Applies the sort and filter to the view. | ListCollectionView | |
|
Remove all items from the list. | ListCollectionView | |
|
Removes a listener from the EventDispatcher object. | ListCollectionView | |
|
Removes the item at the specified index and returns it. | ListCollectionView | |
|
Places the item at the specified index. | ListCollectionView | |
|
Returns an Array that is populated in the same order as the IList
implementation. | ListCollectionView | |
|
Prints the contents of this view to a string and returns it. | ListCollectionView | |
|
Checks whether an event listener is registered with this EventDispatcher object or any of its ancestors for the specified event type. | ListCollectionView | |
Zdarzenia
Szczegół właściwości
source | właściwość |
source:Array| Wersja języka: | ActionScript 3.0 |
| Wersja produktu: | Flex 3 |
| Wersje środowiska wykonawczego: | Flash Player 9, AIR 1.1 |
The source of data in the ArrayCollection. The ArrayCollection object does not represent any changes that you make directly to the source array. Always use the ICollectionView or IList methods to modify the collection.
Ta właściwość może być używana jako źródło dla tworzenia powiązań danych. Jeśli ta właściwość zostanie zmodyfikowana, zostanie wywołane zdarzenie listChanged .
Implementacja
public function get source():Array public function set source(value:Array):voidKonstruktor Szczegół
ArrayCollection | () | Konstruktor |
public function ArrayCollection(source:Array = null)| Wersja języka: | ActionScript 3.0 |
| Wersja produktu: | Flex 3 |
| Wersje środowiska wykonawczego: | Flash Player 9, AIR 1.1 |
Constructor.
Creates a new ArrayCollection using the specified source array. If no array is specified an empty array will be used.
Parametrysource:Array (default = null) |
Tue Jun 12 2018, 12:06 PM Z