Creating a PopUpMenuButton control

     
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    <!-- menus/PopUpMenuButtonControl.mxml -->
<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">
    <fx:Script> 
         
        import mx.controls.Menu 
        // The initData function sets the initial value of the button 
        // label by setting the Menu subcontrol's selectedIndex property. 
        // You must cast the popUp property to a Menu. 
        private function initData():void { 
            Menu(pb2.popUp).selectedIndex=2; 
        } 
      
    </fx:Script>
    <fx:Declarations>
        <fx:XML format="e4x" id="dp2">
            <root>
                <editItem label="Cut" />
                <editItem label="Copy" />
                <editItem label="Paste" />
                <separator type="separator" />
                <editItem label="Delete" />
            </root>
        </fx:XML>
    </fx:Declarations>
    <mx:PopUpMenuButton id="pb2" dataProvider="{dp2}"
        labelField="@label" showRoot="false" creationComplete="initData();" />
</s:Application>

1.	Setup data provider for PopUpMenuButton
2.	PopUpMenuButton click event
3.	Hard code data provider for PopUpMenuButton
4.	Menu Separator for PopupMenuButton
5.	Setup PopupMenuButton
6.	Create PopUpMenuButton from Array
7.	Click event for PopUpMenuButton
8.	Create a PopUpMenuButton control using an E4X XML data provider.
9.	Use PopUpMenuButton change event to set the label
10.	Use XMLListCollection as the PopUpMenuButton data source
11.	Item click event for PopUpMenuButton
12.	PopUpMenuButton and XMLList data provider
13.	how the PopUpMenuButton generates events and how an application can handle them
14.	To use a dynamic label property, use a PopUpMenuButton control change event listener

Creating a PopUpMenuButton control : PopUpMenuButton « Components « Flex

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