Sr.No | RPC 服务和描述 |
1 |
HttpService
|
2 |
WebService
|
3 |
RemoteObject
|
<items> <item name = "Book" description = "History of France"></item> <item name = "Pen" description = "Parker Pen"></item> <item name = "Pencil" description = "Stationary"></item> <items>
<fx:Declarations> <mx:HTTPService id = "itemRequest" url = "http://www.lidihuo.com/flex/Items.xml" /> </fx:Declarations>
... itemRequest.send(); ... <mx:DataGrid id = "dgItems" height = "80%" width = "75%" dataProvider = "{itemRequest.lastResult.items.item}"> <mx:columns> <mx:DataGridColumn headerText = "Name" dataField = "name" /> <mx:DataGridColumn headerText = "Description" dataField = "description" /> </mx:columns> </mx:DataGrid>
步骤 | 描述 |
1 | 在com.lidihuo.client 包下创建一个名为HelloWorld 的项目,如Flex-创建应用程序 章节所述。 |
2 | 修改HelloWorld.mxml,如下所述。保持其余文件不变。 |
3 | 编译并运行应用程序以确保业务逻辑按照要求工作。 |
<?xml version = "1.0" encoding = "utf-8"?> <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" minWidth = "500" minHeight = "500" creationComplete = "init(event)"> <fx:Style source = "/com/lidihuo/client/Style.css" /> <fx:Script> <![CDATA[ import mx.events.FlexEvent; import mx.rpc.events.FaultEvent; import mx.rpc.events.ResultEvent; protected function init(event:FlexEvent):void { itemRequest.send(); } ]]> </fx:Script> <fx:Declarations> <mx:HTTPService id = "itemRequest" url = "http://www.lidihuo.com/flex/Items.xml" /> </fx:Declarations> <s:BorderContainer width = "630" height = "480" id = "mainContainer" styleName = "container"> <s:VGroup width = "100%" height = "100%" gap = "10" horizontalAlign = "center" verticalAlign = "middle"> <s:Label id = "lblHeader" text = "RPC Service Demonstration" fontSize = "40" color = "0x777777" styleName = "heading" /> <s:Panel id = "parentPanel" title = "Using RPC Services" width = "500" height = "200" > <s:layout> <s:VerticalLayout gap = "10" verticalAlign = "middle" horizontalAlign = "center" /> </s:layout> <mx:DataGrid id = "dgItems" height = "80%" width = "75%" dataProvider = "{itemRequest.lastResult.items.item}"> <mx:columns> <mx:DataGridColumn headerText = "Name" dataField = "name" /> <mx:DataGridColumn headerText = "Description" dataField = "description" /> </mx:columns> </mx:DataGrid> </s:Panel> </s:VGroup> </s:BorderContainer> </s:Application>