MenuEvent

Pacote	mx.events
Classe	public class MenuEvent
Herança	MenuEvent ListEvent Event Object

Versão da linguagem:

ActionScript 3.0

Versão de produto:

Flex 3

Versões de runtime:

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.

Elementos da API relacionados

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

Propriedades públicas

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	Propriedade		Definido por
		bubbles : Boolean [somente leitura] Indica se um evento é do tipo bubbling.	Event
		cancelable : Boolean [somente leitura] Indica se o comportamento associado ao evento pode ser impedido.	Event
		columnIndex : int The zero-based index of the column that contains the item renderer where the event occurred.	ListEvent
		constructor : Object Uma referência ao objeto de classe ou à função de construtor de uma determinada ocorrência de objeto.	Object
		currentTarget : Object [somente leitura] O objeto que está processando ativamente o objeto Event com um ouvinte de evento.	Event
		eventPhase : uint [somente leitura] A fase atual no fluxo de eventos.	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 [somente leitura] O destino de evento.	Event
		type : String [somente leitura] O tipo de evento.	Event

Métodos públicos

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	Método		Definido por
		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 Duplica uma ocorrência de uma subclasse Event.	Event
		formatToString(className:String, ... arguments):String Uma função de utilitário para implementar o método toString() em classes ActionScript 3.0 Event personalizadas.	Event
		hasOwnProperty(name:String):Boolean Indica se um objeto tem uma propriedade especificada definida.	Object
		isDefaultPrevented():Boolean Verifica se o método preventDefault() foi chamado no evento.	Event
		isPrototypeOf(theClass:Object):Boolean Indica se uma ocorrência da classe Object está na cadeia de protótipos do objeto especificado como o parâmetro.	Object
		preventDefault():void Cancela um comportamento padrão de evento se esse comportamento puder ser cancelado.	Event
		propertyIsEnumerable(name:String):Boolean Indica se a propriedade especificada existe e é enumerável.	Object
		setPropertyIsEnumerable(name:String, isEnum:Boolean = true):void Define a disponibilidade de uma propriedade dinâmica para operações de repetição.	Object
		stopImmediatePropagation():void Impede o processamento de qualquer ouvinte de evento no nó atual e qualquer nó subsequente no fluxo de eventos.	Event
		stopPropagation():void Impede o processamento de algum ouvinte de evento em nós subsequentes ao nó atual no fluxo de eventos.	Event
		toLocaleString():String Retorna a representação da string deste objeto, formatado segundo as convenções específicas para a localidade.	Object
		toString():String Retorna uma string que contém todas as propriedades do objeto Event.	Event
		valueOf():Object Retorna o valor primitivo do objeto especificado.	Object

Constantes públicas

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

Detalhes da propriedade

index

propriedade

public var index:int

Versão da linguagem:

ActionScript 3.0

Versão de produto:

Flex 3

Versões de runtime:

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

propriedade

public var item:Object

Versão da linguagem:

ActionScript 3.0

Versão de produto:

Flex 3

Versões de runtime:

Flash Player 9, AIR 1.1

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

label

propriedade

public var label:String

Versão da linguagem:

ActionScript 3.0

Versão de produto:

Flex 3

Versões de runtime:

Flash Player 9, AIR 1.1

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

menuBar

propriedade

public var menuBar:MenuBar

Versão da linguagem:

ActionScript 3.0

Versão de produto:

Flex 3

Versões de runtime:

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.

Detalhes do construtor

()

Construtor

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)

Versão da linguagem:

ActionScript 3.0

Versão de produto:

Flex 3

Versões de runtime:

Flash Player 9, AIR 1.1

Constructor. Normally called by the Menu object.

Parâmetros

	`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.

Detalhes da constante

CHANGE

Constante

public static const CHANGE:String = "change"

Versão da linguagem:

ActionScript 3.0

Versão de produto:

Flex 3

Versões de runtime:

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"

Versão da linguagem:

ActionScript 3.0

Versão de produto:

Flex 3

Versões de runtime:

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"

Versão da linguagem:

ActionScript 3.0

Versão de produto:

Flex 3

Versões de runtime:

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"

Versão da linguagem:

ActionScript 3.0

Versão de produto:

Flex 3

Versões de runtime:

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"

Versão da linguagem:

ActionScript 3.0

Versão de produto:

Flex 3

Versões de runtime:

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"

Versão da linguagem:

ActionScript 3.0

Versão de produto:

Flex 3

Versões de runtime:

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

Aspectos jurídicos | Política de privacidade on-line

MenuEvent - AS3 Flex

Classes x

index

item

label

menu

menuBar

MenuEvent

CHANGE

ITEM_CLICK

ITEM_ROLL_OUT

ITEM_ROLL_OVER

MENU_HIDE

MENU_SHOW