FLEX no.4

-----------------ex4_01_solution------------------Creating an event and dispatching the event object
<s:Application ...
creationComplete="employeeService.send()">
会触发：
    <!-- Declarations ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -->
   
     <fx:Declarations>
        
        <s:HTTPService id="employeeService"
            url="data/employees.xml"
            result="employeeService_resultHandler(event)" />
        
    </fx:Declarations>
            protected function employeeService_resultHandler(event:ResultEvent):void
            {
                employeeData = event.result.employees.employee;
            }
UI组件：
    <s:HGroup gap="30">  
       
        <components:Choose id="chooseEmployee"
            employeeData="{employeeData}"
            x="30" y="90"
            showPreview="chooseEmployee_showPreviewHandler(event)"/>
       
        <components:Preview id="previewEmployeeOfTheMonth"
            title="Employee of the Month"
      &