| Paket | mx.events |
| Klass | public class CollectionEvent |
| Arv | CollectionEvent  Event Object |
| Språkversion: | ActionScript 3.0 |
| Produktversion: | Flex 3 |
| Körningsmiljöversioner: | Flash Player 9, AIR 1.1 |
Relaterade API-element
Dölj ärvda publika egenskaper
Visa ärvda publika egenskaper| Egenskap | Definieras med | ||
|---|---|---|---|
 | bubbles : Boolean [skrivskyddad]
indikerar om händelsen är en bubblande händelse. | Event | |
| cancelable : Boolean [skrivskyddad]
Indikerar om beteendet som är kopplat till händelsen kan förhindras. | Event | |
| constructor : Object
En referens till klassobjektet eller konstruktorfunktionen för en given objektinstans. | Object | |
| currentTarget : Object [skrivskyddad]
Det objekt som aktivt behandlar Event-objektet med en händelseavlyssnare. | Event | |
| eventPhase : uint [skrivskyddad]
Den nuvarande fasen i händelseflödet. | Event | |
| items : Array
When the kind is CollectionEventKind.ADD
or CollectionEventKind.REMOVE the items property
is an Array of added/removed items. | CollectionEvent | ||
| kind : String
Indicates the kind of event that occurred. | CollectionEvent | ||
| location : int
When the kind value is CollectionEventKind.ADD,
CollectionEventKind.MOVE,
CollectionEventKind.REMOVE, or
CollectionEventKind.REPLACE, this property is the
zero-base index in the collection of the item(s) specified in the
items property. | CollectionEvent | ||
| oldLocation : int
When the kind value is CollectionEventKind.MOVE,
this property is the zero-based index in the target collection of the
previous location of the item(s) specified by the items property. | CollectionEvent | ||
| target : Object [skrivskyddad]
Händelsens mål. | Event | |
| type : String [skrivskyddad]
Händelsens typ. | Event | |
| Metod | Definieras med | ||
|---|---|---|---|
CollectionEvent(type:String, bubbles:Boolean = false, cancelable:Boolean = false, kind:String = null, location:int = -1, oldLocation:int = -1, items:Array = null)
Constructor. | CollectionEvent | ||
|
Skapar ett duplikat av en instans av en Event-underklass. | Event | |
|
Ett verktyg som används för att implementera metoden toString() i de anpassade klasserna ActionScript 3.0. | Event | |
|
Anger om det finns en egenskap angiven för ett objekt. | Object | |
|
Kontrollerar om preventDefault()-metoden har anropats för händelsen. | Event | |
|
Anger om en instans av klassen Object finns i prototypkedjan för objektet som anges som parameter. | Object | |
|
Avbryter en händelses standardbeteende om det beteendet kan avbrytas. | Event | |
|
Anger om den angivna egenskapen finns och är uppräkningsbar. | Object | |
|
Anger tillgänglighet för en dynamisk egenskap för slingåtgärder. | Object | |
|
Förhindrar behandling av händelsehanterare i den aktuella noden och alla noder som följer den aktuella noden i händelseflödet. | Event | |
|
Förhindrar behandling av händelsehanterare i noder som följer den aktuella noden i händelseflödet. | Event | |
|
Returnerar det här objektets strängrepresentation, formaterad i enlighet med språkspecifika konventioner. | Object | |
|
Returnerar en sträng som innehåller alla egenskaper i Event-objektet. | Event | |
|
Returnerar det angivna objektets primitiva värde. | Object | |
| Konstant | Definieras med | ||
|---|---|---|---|
| COLLECTION_CHANGE : String = "collectionChange" [statisk]
The CollectionEvent.COLLECTION_CHANGE constant defines the value of the
type property of the event object for an event that is
dispatched when a collection has changed. | CollectionEvent | ||
items | egenskap |
public var items:Array| Språkversion: | ActionScript 3.0 |
| Produktversion: | Flex 3 |
| Körningsmiljöversioner: | Flash Player 9, AIR 1.1 |
When the kind is CollectionEventKind.ADD
or CollectionEventKind.REMOVE the items property
is an Array of added/removed items.
When the kind is CollectionEventKind.REPLACE
or CollectionEventKind.UPDATE the items property
is an Array of PropertyChangeEvent objects with information about the items
affected by the event.
When a value changes, query the newValue and
oldValue fields of the PropertyChangeEvent objects
to find out what the old and new values were.
When the kind is CollectionEventKind.REFRESH
or CollectionEventKind.RESET, this array has zero length.
Standardvärdet är [ ].
Relaterade API-element
kind | egenskap |
public var kind:String| Språkversion: | ActionScript 3.0 |
| Produktversion: | Flex 3 |
| Körningsmiljöversioner: | Flash Player 9, AIR 1.1 |
Indicates the kind of event that occurred.
The property value can be one of the values in the
CollectionEventKind class,
or null, which indicates that the kind is unknown.
Standardvärdet är null.
Relaterade API-element
location | egenskap |
public var location:int| Språkversion: | ActionScript 3.0 |
| Produktversion: | Flex 3 |
| Körningsmiljöversioner: | Flash Player 9, AIR 1.1 |
When the kind value is CollectionEventKind.ADD,
CollectionEventKind.MOVE,
CollectionEventKind.REMOVE, or
CollectionEventKind.REPLACE, this property is the
zero-base index in the collection of the item(s) specified in the
items property.
Standardvärdet är -1.
Relaterade API-element
oldLocation | egenskap |
public var oldLocation:int| Språkversion: | ActionScript 3.0 |
| Produktversion: | Flex 3 |
| Körningsmiljöversioner: | Flash Player 9, AIR 1.1 |
When the kind value is CollectionEventKind.MOVE,
this property is the zero-based index in the target collection of the
previous location of the item(s) specified by the items property.
Standardvärdet är -1.
CollectionEvent | () | Konstruktor |
public function CollectionEvent(type:String, bubbles:Boolean = false, cancelable:Boolean = false, kind:String = null, location:int = -1, oldLocation:int = -1, items:Array = null)| Språkversion: | ActionScript 3.0 |
| Produktversion: | Flex 3 |
| Körningsmiljöversioner: | Flash Player 9, AIR 1.1 |
Constructor.
Parametrartype:String — The event type; indicates the action that triggered the event.
| |
bubbles:Boolean (default = false) | |
cancelable:Boolean (default = false) | |
kind:String (default = null)null, which indicates that the kind is unknown.
| |
location:int (default = -1)kind is
CollectionEventKind.ADD,
CollectionEventKind.MOVE,
CollectionEventKind.REMOVE, or
CollectionEventKind.REPLACE,
this value indicates at what location the item(s) specified
in the items property can be found
within the target collection.
| |
oldLocation:int (default = -1)kind is
CollectionEventKind.MOVE, this value indicates
the old location within the target collection
of the item(s) specified in the items property.
| |
items:Array (default = null)items property.
When the kind is CollectionEventKind.REFRESH
or CollectionEventKind.RESET, this Array has zero length.
|
COLLECTION_CHANGE | Konstant |
public static const COLLECTION_CHANGE:String = "collectionChange"| Språkversion: | ActionScript 3.0 |
| Produktversion: | Flex 3 |
| Körningsmiljöversioner: | Flash Player 9, AIR 1.1 |
The CollectionEvent.COLLECTION_CHANGE constant defines the value of the
type property of the event object for an event that is
dispatched when a collection has changed.
The properties of the event object have the following values. Not all properties are meaningful for all kinds of events. See the detailed property descriptions for more information.
| Property | Value |
|---|---|
bubbles | false |
cancelable | false |
currentTarget | The Object that defines the
event listener that handles the event. For example, if you use
myButton.addEventListener() to register an event listener,
myButton is the value of the currentTarget. |
items | An Array of objects with
information about the items affected by the event.
The contents of this field depend on the event kind;
for details see the items property |
kind | The kind of event. The valid values are defined in the CollectionEventKind class as constants. |
location | Location within the target collection
of the item(s) specified in the items property. |
oldLocation | the previous location in the collection
of the item specified in the items property. |
target | The Object that dispatched the event;
it is not always the Object listening for the event.
Use the currentTarget property to always access the
Object listening for the event. |
type | CollectionEvent.COLLECTION_CHANGE |
Tue Jun 12 2018, 01:40 PM Z