[flexcoders] Re: Enable / Disable Flex Menu Items Programmatically using AS 3.0

[valdhor]

OK, this is fairly buggy but it does show you can gray out a menu item
from actionscript (Check the "Down" submenu item after clicking the
"Lock / Unlock" menu item). I will leave the bug fixes and extras to you
:-)...

<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml";
layout="absolute"
     creationComplete="onComplete(event)">
     <mx:Script>
         <![CDATA[
             import mx.events.MenuEvent;
             import mx.events.FlexEvent;
             import mx.controls.Menu;
             import mx.controls.Alert;

             public var myMenu:Menu = new Menu();

             public function onComplete(event:FlexEvent):void
             {
                 myMenu = Menu.createMenu(this, myMenuData, false);
                 myMenu.labelField="@label";
                 myMenu.show(100,100);
                 myMenu.addEventListener(MenuEvent.ITEM_CLICK,
menuClickHandler);
             }

             private function menuClickHandler(event:MenuEvent):void
             {
                 if(event.label == "Lock / Unlock")
                 {
                    
myMenuData..menuitem.(attribute("id")=="menuDown")[EMAIL PROTECTED] = false;
                     myMenu = Menu.createMenu(this, myMenuData, false);
                     myMenu.labelField="@label";
                     myMenu.show(100,100);
                 }
             }
         ]]>
     </mx:Script>
     <mx:XML format="e4x" id="myMenuData">
         <root>
             <menuitem id="menuDrill" label="Drill =&gt;" >
             <menuitem id="menuDown" label="Down" toggled="false"
enabled="true"/>
             <menuitem id="menuUp" label="Up" toggled="false"
enabled="true"/>
             </menuitem>
             <menuitem type="separator"/>
             <menuitem label="Lock / Unlock" type="check"
toggled="false"/>
             <menuitem type="separator"/>
             <menuitem label="Reset Graph" toggled="false"/>
         </root>
     </mx:XML>
</mx:Application>