可绑定变量未使用viewstack / swiz更新

Question

我正在使用Swiz框架，我正在尝试使用可绑定属性更新我的viewstack的selectedIndex。它到达我的事件处理程序，它更新可绑定变量，但主应用程序文件的viewstack从未实现它。可能是什么问题？

THX

-Mike

================================

MAIN APP FILE

<mx:Script>
    <![CDATA[
        import reg.model.ApplicationViewModel;
        import beyaz.reg.swiz.SwizBeans;
        import org.swizframework.Swiz;

        [Autowire(bean="applicationViewModel")]
        [Bindable]
        public var applicationViewModel:ApplicationViewModel;

        private function preInitialize():void {
            Swiz.loadBeans( [ SwizBeans ] );
        }

    ]]>
</mx:Script>


       <mx:ViewStack id="theViewstack" **selectedIndex="    {applicationViewModel.mainViewIndex}"** width="100%" height="100%">
    <prescreen:Prescreen id="prescreenView"/>
    <login:Login id="loginView"/>
    <profile:Profile id="profileView"/>

</mx:ViewStack>

=================================

ApplicationViewModel

包com.reg.model {     公共类ApplicationViewModel     {         public static const PRESCREEN_VIEW：int = 0;         public static const LOGIN_VIEW：int = 1;         public static const PRSNL_INFO_VIEW：int = 2;

    [Bindable] 
    public  var message:String = "";

    [Bindable]
    public  var mainViewIndex:int = PRESCREEN_VIEW;
}

}

===========================

控制器

包com.reg.controller {

import com.reg.model.ApplicationViewModel;

import mx.collections.ArrayCollection;
import mx.controls.Alert;
import mx.events.DynamicEvent;
import mx.rpc.events.FaultEvent;
import mx.rpc.events.ResultEvent;
import mx.core.Application;

import org.swizframework.Swiz;
import org.swizframework.controller.AbstractController;

public class PrescreenController// extends AbstractController
{
    public static const START_REGISTRATION:String = "startReg";

    [Autowire(bean="applicationViewModel")]
    [Bindable]
    public var applicationViewModel:ApplicationViewModel;


    [Mediate(event="startReg")]
    public function startReg():void 
           {

              //CODE GETS TO HERE!
              applicationViewModel.mainViewIndex = ApplicationViewModel.PRSNL_INFO_VIEW;

    }


}

}

Answer 1

上周我对这个问题有所了解。

将[Bindable]标记放在其他标记之前。出于某种原因，Flex编译器不会在适当的PropertyChangeEvent调度中折叠，除非您先放置[Bindable]标记。