MACROMEDIA FLEX-FLEX ACTIONSCRIPT LANGUAGE Manuel d'utilisateur télécharger pdf (Page 70)

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Simply Easy Learning Page 65

invalidateParentSizeAndDisplayList():void

Helper method to invalidate parent size and display list if this object affects its layout (includeInLayout

is true).

isOurFocus(target:DisplayObject):Boolean

Typically overridden by components containing UITextField objects, where the UITextField object gets

focus.

keyDownHandler(event:KeyboardEvent):void

The event handler called for a keyDown event.

keyUpHandler(event:KeyboardEvent):void

The event handler called for a keyUp event.

measure():void

Calculates the default size, and optionally the default minimum size, of the component.

resourcesChanged():void

This method is called when a UIComponent is constructed, and again whenever the ResourceManager

dispatches a "change" Event to indicate that the localized resources have changed in some way.

setStretchXY(stretchX:Number, stretchY:Number):void

Specifies a transform stretch factor in the horizontal and vertical direction.

stateChanged(oldState:String, newState:String, recursive:Boolean):void

This method is called when a state changes to check whether state-specific styles apply to this

component

updateDisplayList(unscaledWidth:Number, unscaledHeight:Number):void

Draws the object and/or sizes and positions its children.

Events

Following are the events for mx.core.UIComponent class:

S.N.

Event & Description

add

when the component is added to a container as a content child by using the addChild(), addChildAt(),

addElement(), or addElementAt() method.

creationComplete

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MACROMEDIA FLEX-FLEX ACTIONSCRIPT LANGUAGE Manuel d'utilisateur Page 70