Paket | mx.effects |
Klass | public class RemoveChildAction |
Arv | RemoveChildAction Effect EventDispatcher Object |
Språkversion: | ActionScript 3.0 |
Produktversion: | Flex 3 |
Körningsmiljöversioner: | Flash Player 9, AIR 1.1 |
Med början från Flex 4.0, rekommenderar Adobe att du använder klassen spark.effects.RemoveAction som ett alternativ till den här klassen. |
The RemoveChildAction class defines an action effect that corresponds to the RemoveChild property of a view state definition. You use a RemoveChildAction effect within a transition definition to control when the view state change defined by a RemoveChild property occurs during the transition. MXML-syntaxDölj MXML-syntax
The <mx:RemoveChildAction>
tag
inherits all of the tag attributes of its superclass,
and adds the following tag attributes:
<mx:RemoveChildAction Properties id="ID" />
Relaterade API-element
Publika egenskaper
Skyddade egenskaper
Publika metoder
Metod | Definieras med | ||
---|---|---|---|
RemoveChildAction(target:Object = null)
Constructor. | RemoveChildAction | ||
addEventListener(type:String, listener:Function, useCapture:Boolean = false, priority:int = 0, useWeakReference:Boolean = false):void
Registrerar ett händelseavlyssnarobjekt för ett EventDispatcher-objekt så att avlyssnaren får meddelanden om händelser. | EventDispatcher | ||
Captures the current values of the relevant properties
on the effect's targets and saves them as end values. | Effect | ||
Captures the current values of the relevant properties
of an additional set of targets
Flex uses this function when a data change
effect is run.
| Effect | ||
Captures the current values of the relevant properties
on the effect's targets. | Effect | ||
Creates a single effect instance and initializes it. | Effect | ||
Takes an Array of target objects and invokes the
createInstance() method on each target. | Effect | ||
Removes event listeners from an instance
and removes it from the list of instances. | Effect | ||
Skickar en händelse till händelseflödet. | EventDispatcher | ||
Interrupts an effect that is currently playing,
and jumps immediately to the end of the effect. | Effect | ||
Returns an Array of Strings, where each String is the name
of a property changed by this effect. | Effect | ||
Kontrollerar om EventDispatcher-objektet har några avlyssnare registrerade för en viss typ av händelse. | EventDispatcher | ||
Anger om det finns en egenskap angiven för ett objekt. | Object | ||
Anger om en instans av klassen Object finns i prototypkedjan för objektet som anges som parameter. | Object | ||
Pauses the effect until you call the resume() method. | Effect | ||
Begins playing the effect. | Effect | ||
Anger om den angivna egenskapen finns och är uppräkningsbar. | Object | ||
Tar bort en avlyssnare från EventDispatcher-objektet. | EventDispatcher | ||
Resumes the effect after it has been paused
by a call to the pause() method. | Effect | ||
Plays the effect in reverse, if the effect is currently playing,
starting from the current position of the effect. | Effect | ||
Anger tillgänglighet för en dynamisk egenskap för slingåtgärder. | Object | ||
Stops the effect, leaving the effect targets in their current state. | Effect | ||
Returnerar det här objektets strängrepresentation, formaterad i enlighet med språkspecifika konventioner. | Object | ||
Returnerar det angivna objektets strängbeteckning. | Object | ||
Returnerar det angivna objektets primitiva värde. | Object | ||
Kontrollerar om en händelseavlyssnare är registrerad för det här EventDispatcher-objektet eller något av dess överordnade objekt för den angivna händelsetypen. | EventDispatcher |
Skyddade metoder
Konstruktordetaljer
RemoveChildAction | () | Konstruktor |
Exempel Så här använder du exemplet
TransitionExample.mxml
<?xml version="1.0" ?> <!-- Simple example to demonstrate the Transition class. --> <s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" xmlns:s="library://ns.adobe.com/flex/spark" xmlns:mx="library://ns.adobe.com/flex/mx" currentState="Login"> <!-- Define the view states --> <s:states> <s:State name="Login" /> <s:State name="Register" /> </s:states> <s:transitions> <!-- Define the transition from the base state to the Register state.--> <s:Transition id="toRegister" fromState="*" toState="Register"> <s:Sequence targets="{[loginPanel, registerLink, confirm, loginLink]}"> <s:RemoveAction /> <s:Fade /> <s:SetAction target="{loginPanel}" property="title" /> <s:SetAction target="{loginButton}" property="label" /> <s:SetAction target="{loginButton}" property="color" /> <s:Resize target="{loginPanel}"/> <s:AddAction /> <s:Fade /> </s:Sequence> </s:Transition> <!-- Define the transition from the Register state to the base state.--> <s:Transition id="toDefault" fromState="Register" toState="*"> <s:Sequence targets="{[loginPanel, registerLink, confirm, loginLink]}"> <s:RemoveAction/> <s:SetAction target="{loginPanel}" property="title"/> <s:SetAction target="{loginButton}" property="label"/> <s:SetAction target="{loginButton}" property="color"/> <s:Resize target="{loginPanel}"/> <s:AddAction/> </s:Sequence> </s:Transition> </s:transitions> <!-- Define a Panel container that defines the login form. The title of the Panel changes depending on the state. --> <s:Panel title="Login" title.Register="Register" id="loginPanel" width="75%" horizontalCenter="0" verticalCenter="0"> <s:controlBarLayout > <s:BasicLayout /> </s:controlBarLayout> <s:layout> <s:VerticalLayout paddingTop="10" paddingBottom="10" paddingRight="10" paddingLeft="10" /> </s:layout> <s:Label color="blue" width="100%" text="Click the 'Need to Register?' link to change state. Click the 'Return to Login' link to return to the base state."/> <!-- The following form has two TextInputs in the Login state and three TextInputs in the Register state. --> <s:Form id="loginForm" > <s:FormItem label="Username:"> <s:TextInput/> </s:FormItem> <s:FormItem label="Password:"> <s:TextInput/> </s:FormItem> <s:FormItem id="confirm" label="Confirm:" includeIn="Register" includeInLayout="false" includeInLayout.Register="true"> <s:TextInput/> </s:FormItem> </s:Form> <!-- The controlBar includes two visible items in each state. Which LinkButton is visible is determined by the state --> <s:controlBarContent> <mx:LinkButton id="registerLink" label="Need to Register?" top="10" bottom="10" click="currentState='Register'" left="10" includeIn="Login" /> <mx:LinkButton id="loginLink" label="Return to Login" click="currentState=''" includeIn="Register" left="10" top="10" bottom="10"/> <s:Button label="Login" label.Register="Register" id="loginButton" right="10" color.Register="0x0000FF" top="10" bottom="10"/> </s:controlBarContent> </s:Panel> </s:Application>
Tue Jun 12 2018, 01:40 PM Z