<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="absolute"
  applicationComplete="{onApplicationComplete()}" xmlns:local="*">

  <mx:Script>
    <![CDATA[
      import mx.collections.ArrayCollection;
      import mx.core.UIComponent;
      import mx.controls.Button;

      [Bindable]
      private var names:ArrayCollection = new ArrayCollection();

      private function onApplicationComplete():void {

        names.addItem({name: "Foo"});

        var cm:ContextMenu = new ContextMenu();
        var cmi:ContextMenuItem = new ContextMenuItem('Foo bar');
        cm.hideBuiltInItems();
        cm.customItems = [cmi];

        grid.contextMenu = cm;

      }
    ]]>
  </mx:Script>

  <mx:VBox>
    <mx:DataGrid dataProvider="{names}" id="grid">
      <mx:columns>
        <mx:DataGridColumn headerText="Name" dataField="name"/>
      </mx:columns>
    </mx:DataGrid>
  </mx:VBox>

</mx:Application>