MenuEvent

Pakket	mx.events
Klasse	public class MenuEvent
Overerving	MenuEvent ListEvent Event Object

Taalversie:

ActionScript 3.0

Productversie:

Flex 3

Runtimeversies:

Flash Player 9, AIR 1.1

The MenuEvent class represents events that are associated with menu activities in controls such as Menu, MenuBar, and PopUpMenuButton.

Verwante API-elementen

mx.controls.Menu
mx.controls.MenuBar
mx.controls.PopUpMenuButton

Openbare eigenschappen

Overerfde openbare eigenschappen verbergen

Overerfde openbare eigenschappen weergeven

	Eigenschap		Gedefinieerd door
		bubbles : Boolean [alleen-lezen] Geeft aan of een gebeurtenis een terugkoppelgebeurtenis is.	Event
		cancelable : Boolean [alleen-lezen] Geeft aan of het gedrag dat aan deze gebeurtenis is gekoppeld, kan worden voorkomen.	Event
		columnIndex : int The zero-based index of the column that contains the item renderer where the event occurred.	ListEvent
		constructor : Object Verwijzing naar het klasseobject of de constructorfunctie van een bepaalde objectinstantie.	Object
		currentTarget : Object [alleen-lezen] Het object dat het gebeurtenisobject actief verwerkt met een gebeurtenislistener.	Event
		eventPhase : uint [alleen-lezen] De huidige fase in de gebeurtenisstroom.	Event
		index : int The index of the associated menu item within its parent menu or submenu.	MenuEvent
		item : Object The specific item in the dataProvider.	MenuEvent
		itemRenderer : IListItemRenderer The item renderer where the event occurred.	ListEvent
		label : String The label text of the associated menu item.	MenuEvent
		menu : Menu The specific Menu instance associated with the event, such as the menu or submenu that was hidden or opened.	MenuEvent
		menuBar : MenuBar The MenuBar instance that is the parent of the selected Menu control, or null when the target Menu control is not parented by a MenuBar control.	MenuEvent
		reason : String The reason the itemEditEnd event was dispatched.	ListEvent
		rowIndex : int In the zero-based index of the row that contains the item renderer where the event occured, or for editing events, the index of the item in the data provider that is being edited.	ListEvent
		target : Object [alleen-lezen] Doel van gebeurtenis.	Event
		type : String [alleen-lezen] Het type gebeurtenis.	Event

Openbare methoden

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Overerfde openbare methoden weergeven

	Methode		Gedefinieerd door
		MenuEvent(type:String, bubbles:Boolean = false, cancelable:Boolean = true, menuBar:MenuBar = null, menu:Menu = null, item:Object = null, itemRenderer:IListItemRenderer = null, label:String = null, index:int = -1) Constructor.	MenuEvent
		clone():Event Dupliceert een instantie van een subklasse Event.	Event
		formatToString(className:String, ... arguments):String Een hulpprogrammafunctie voor de implementatie van de methode toString() in aangepaste ActionScript 3.0-Event-klassen.	Event
		hasOwnProperty(name:String):Boolean Geeft aan of voor een object een opgegeven eigenschap is gedefinieerd.	Object
		isDefaultPrevented():Boolean Controleert of de methode preventDefault() is aangeroepen voor de gebeurtenis.	Event
		isPrototypeOf(theClass:Object):Boolean Geeft aan of een instantie van de klasse Object zich in de prototypeketen van het object bevindt dat als parameter is opgegeven.	Object
		preventDefault():void Annuleert het standaardgedrag van een gebeurtenis wanneer dat gedrag kan worden geannuleerd.	Event
		propertyIsEnumerable(name:String):Boolean Geeft aan of de opgegeven eigenschap bestaat en kan worden opgesomd.	Object
		setPropertyIsEnumerable(name:String, isEnum:Boolean = true):void Stelt de beschikbaarheid van een dynamische eigenschap voor lusbewerkingen in.	Object
		stopImmediatePropagation():void Voorkomt het verwerken van gebeurtenislisteners in het huidige knooppunt en volgende knooppunten in de gebeurtenisstroom.	Event
		stopPropagation():void Voorkomt het verwerken van gebeurtenislisteners in knooppunten die volgen op het huidige knooppunt in de gebeurtenisstroom.	Event
		toLocaleString():String Geeft de tekenreeksweergave van dit object weer, geformatteerd volgens de locatiespecifieke conventies.	Object
		toString():String Retourneert een tekenreeks die alle eigenschappen van het Event-object bevat.	Event
		valueOf():Object Retourneert de primitieve waarde van het opgegeven object.	Object

Openbare constanten

Overerfde openbare constanten verbergen

Overerfde openbare constanten weergeven

	Constante		Gedefinieerd door
		CHANGE : String = "change" [statisch] The MenuEvent.CHANGE event type constant indicates that selection changed as a result of user interaction.	MenuEvent
		ITEM_CLICK : String = "itemClick" [statisch] The MenuEvent.ITEM_CLICK event type constant indicates that the user selected a menu item.	MenuEvent
		ITEM_ROLL_OUT : String = "itemRollOut" [statisch] The MenuEvent.ITEM_ROLL_OUT type constant indicates that the mouse pointer rolled out of a menu item.	MenuEvent
		ITEM_ROLL_OVER : String = "itemRollOver" [statisch] The MenuEvent.ITEM_ROLL_OVER type constant indicates that the mouse pointer rolled over a menu item.	MenuEvent
		MENU_HIDE : String = "menuHide" [statisch] The MenuEvent.MENU_HIDE event type constant indicates that a menu or submenu closed.	MenuEvent
		MENU_SHOW : String = "menuShow" [statisch] The MenuEvent.MENU_SHOW type constant indicates that the mouse pointer rolled a menu or submenu opened.	MenuEvent

Eigenschapdetails

index

eigenschap

public var index:int

Taalversie:

ActionScript 3.0

Productversie:

Flex 3

Runtimeversies:

Flash Player 9, AIR 1.1

The index of the associated menu item within its parent menu or submenu. This is -1 for the menuShow and menuHide events.

item

eigenschap

public var item:Object

Taalversie:

ActionScript 3.0

Productversie:

Flex 3

Runtimeversies:

Flash Player 9, AIR 1.1

The specific item in the dataProvider. This is null for the menuShow and menuHide events.

label

eigenschap

public var label:String

Taalversie:

ActionScript 3.0

Productversie:

Flex 3

Runtimeversies:

Flash Player 9, AIR 1.1

The label text of the associated menu item. This is null for the menuShow and menuHide events.

menuBar

eigenschap

public var menuBar:MenuBar

Taalversie:

ActionScript 3.0

Productversie:

Flex 3

Runtimeversies:

Flash Player 9, AIR 1.1

The MenuBar instance that is the parent of the selected Menu control, or null when the target Menu control is not parented by a MenuBar control.

Constructordetails

()

Constructor

public function MenuEvent(type:String, bubbles:Boolean = false, cancelable:Boolean = true, menuBar:MenuBar = null, menu:Menu = null, item:Object = null, itemRenderer:IListItemRenderer = null, label:String = null, index:int = -1)

Taalversie:

ActionScript 3.0

Productversie:

Flex 3

Runtimeversies:

Flash Player 9, AIR 1.1

Constructor. Normally called by the Menu object.

Parameters

	`type:String` — The event type; indicates the action that caused the event.

	`bubbles:Boolean` (default = `false`) — Specifies whether the event can bubble up the display list hierarchy.

	`cancelable:Boolean` (default = `true`) — Specifies whether the behavior associated with the event can be prevented.

	`menuBar:MenuBar` (default = `null`) — The MenuBar instance that is the parent of the selected Menu control, or null when the target Menu control is not parented by a MenuBar control.

	`menu:Menu` (default = `null`) — The specific Menu instance associated with the event, such as the menu or submenu that was hidden or opened. This property is null if a MenuBar item dispatches the event.

	`item:Object` (default = `null`) — The item in the dataProvider of the associated menu item.

	`itemRenderer:IListItemRenderer` (default = `null`) — The ListItemRenderer of the associated menu item.

	`label:String` (default = `null`) — The label text of the associated menu item.

	`index:int` (default = `-1`) — The index in the menu of the associated menu item.

Constantedetails

CHANGE

Constante

public static const CHANGE:String = "change"

Taalversie:

ActionScript 3.0

Productversie:

Flex 3

Runtimeversies:

Flash Player 9, AIR 1.1

The MenuEvent.CHANGE event type constant indicates that selection changed as a result of user interaction.

The properties of the event object for this event type 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`	true
`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`.
`index`	The index in the menu of the selected menu item.
`item`	The item in the dataProvider that was selected.
`itemRenderer`	The item renderer of the selected menu item.
`label`	The label text of the selected menu item.
`menu`	The specific Menu instance associated with this event, or `null` if a MenuBar item is dispatching the event.
`menuBar`	The MenuBar instance that is the parent of the Menu control, or `null` if the Menu control is not parented by a MenuBar control.
`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`	MenuEvent.CHANGE

ITEM_CLICK

Constante

public static const ITEM_CLICK:String = "itemClick"

Taalversie:

ActionScript 3.0

Productversie:

Flex 3

Runtimeversies:

Flash Player 9, AIR 1.1

The MenuEvent.ITEM_CLICK event type constant indicates that the user selected a menu item.

Property	Value
`bubbles`	false
`cancelable`	true
`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`.
`index`	The index in the menu of the selected menu item.
`item`	The item in the dataProvider that was selected.
`itemRenderer`	The ListItemRenderer of the selected menu item.
`label`	The label text of the selected menu item.
`menu`	The specific Menu instance associated with this event, or `null` if a MenuBar item is dispatching the event.
`menuBar`	The MenuBar instance that is the parent of the Menu control, or `null` if the Menu control is not parented by a MenuBar control.
`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`	MenuEvent.ITEM_CLICK

ITEM_ROLL_OUT

Constante

public static const ITEM_ROLL_OUT:String = "itemRollOut"

Taalversie:

ActionScript 3.0

Productversie:

Flex 3

Runtimeversies:

Flash Player 9, AIR 1.1

The MenuEvent.ITEM_ROLL_OUT type constant indicates that the mouse pointer rolled out of a menu item.

Property	Value
`bubbles`	false
`cancelable`	true
`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`.
`index`	The index in the menu of the menu item that was rolled out of.
`item`	The item in the dataProvider corresponding to the menu item that was rolled out of.
`itemRenderer`	The ListItemRenderer of the menu item that was rolled out of.
`label`	The label text of the menu item that was rolled out of.
`menu`	The specific Menu instance associated with this event, or `null` if a MenuBar item is dispatching the event.
`menuBar`	The MenuBar instance that is the parent of the Menu control, or `null` if the Menu control is not parented by a MenuBar control.
`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`	MenuEvent.ITEM_ROLL_OUT

ITEM_ROLL_OVER

Constante

public static const ITEM_ROLL_OVER:String = "itemRollOver"

Taalversie:

ActionScript 3.0

Productversie:

Flex 3

Runtimeversies:

Flash Player 9, AIR 1.1

The MenuEvent.ITEM_ROLL_OVER type constant indicates that the mouse pointer rolled over a menu item.

Property	Value
`bubbles`	false
`cancelable`	true
`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`.
`index`	The index in the menu of the menu item that was rolled over.
`item`	The item in the dataProvider associated with the rolled over menu item.
`itemRenderer`	The ListItemRenderer of the menu item that was rolled over.
`label`	The label text of the menu item that was rolled over.
`menu`	The specific Menu instance associated with this event, or `null` if a MenuBar item is dispatching the event.
`menuBar`	The MenuBar instance that is the parent of the Menu control, or `null` if the Menu control is not parented by a MenuBar control.
`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`	MenuEvent.ITEM_ROLL_OVER

MENU_HIDE

Constante

public static const MENU_HIDE:String = "menuHide"

Taalversie:

ActionScript 3.0

Productversie:

Flex 3

Runtimeversies:

Flash Player 9, AIR 1.1

The MenuEvent.MENU_HIDE event type constant indicates that a menu or submenu closed.

Property	Value
`bubbles`	false
`cancelable`	true
`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`.
`index`	-1. This property is not set for this type of event.
`item`	null. This property is not set for this type of event.
`itemRenderer`	null. This property is not set for this type of event.
`label`	null. This property is not set for this type of event.
`menu`	The specific Menu instance associated with this event, or `null` if a MenuBar item is dispatching the event.
`menuBar`	The MenuBar instance that is the parent of the Menu control, or `null` if the Menu control is not parented by a MenuBar control.
`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`	MenuEvent.MENU_HIDE

MENU_SHOW

Constante

public static const MENU_SHOW:String = "menuShow"

Taalversie:

ActionScript 3.0

Productversie:

Flex 3

Runtimeversies:

Flash Player 9, AIR 1.1

The MenuEvent.MENU_SHOW type constant indicates that the mouse pointer rolled a menu or submenu opened.

Property	Value
`bubbles`	false
`cancelable`	true
`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`.
`index`	-1. This property is not set for this type of event.
`item`	null. This property is not set for this type of event.
`itemRenderer`	null. This property is not set for this type of event.
`label`	`null. This property is not set for this type of event.`
`menu`	The specific Menu instance associated with this event, or `null` if a MenuBar item is dispatching the event.
`menuBar`	The MenuBar instance that is the parent of the Menu control, or `null` if the Menu control is not parented by a MenuBar control.
`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`	MenuEvent.MENU_SHOW

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MenuEvent - AS3 Flex

Klassen x

index

item

label

menu

menuBar

MenuEvent

CHANGE

ITEM_CLICK

ITEM_ROLL_OUT

ITEM_ROLL_OVER

MENU_HIDE

MENU_SHOW