• flex RemoteObject 的两种使用方法


    这里使用的是django1.6 和 postgreSQL9.0  FlashBuilder4.5

    django方面就不说了,根据文档来做,建好模块,配置好数据库等等

     

    创建 gateway 和 times_get

     

    在url.py加上路径

     

     

    现在来看 RemoteObject 的两种方法

    第一种

     1 <?xml version="1.0" encoding="utf-8"?>
     2 <s:WindowedApplication xmlns:fx="http://ns.adobe.com/mxml/2009" 
     3                        xmlns:s="library://ns.adobe.com/flex/spark" 
     4                        xmlns:mx="library://ns.adobe.com/flex/mx"
     5                        creationComplete="init()">
     6     <fx:Declarations>
     7         <!-- Place non-visual elements (e.g., services, value objects) here -->
     8     </fx:Declarations>
     9     <fx:Script>
    10         <![CDATA[
    11             import mx.rpc.AbstractOperation;
    12             import mx.rpc.events.FaultEvent;
    13             import mx.rpc.events.ResultEvent;
    14             import mx.rpc.remoting.mxml.RemoteObject;
    15             import mx.formatters.DateFormatter;
    16             
    17             private function init():void{
    18                 var ro:RemoteObject = new RemoteObject();
    19                 ro.destination = "times_get";
    20                 ro.endpoint = "http://127.0.0.1:8000/gateway/";
    21                 var operation:AbstractOperation = ro.getOperation("get");
    22                 ro.addEventListener(ResultEvent.RESULT, resultHandler);
    23                 ro.addEventListener(FaultEvent.FAULT, faultHandler);
    24                 operation.send();
    25                 
    26                 function resultHandler(event:ResultEvent):void{
    27                     trace(event.result);
    28                     dg.dataProvider = event.result;
    29                 }
    30                 
    31                 function faultHandler(event:FaultEvent):void{
    32                     trace(event.fault);
    33                 }
    34             }
    35             
    36             private function data_function(self:Object, column:DataGridColumn):String{
    37                 var df:DateFormatter = new DateFormatter();
    38                 //df.formatString = "YYYY-MM-DD JJ:NN:SS";
    39                 df.formatString = "YYYY-MM-DD";
    40                 return df.format(self.times);
    41             }
    42         ]]>
    43     </fx:Script>
    44     
    45     <mx:DataGrid id="dg" width="100%" height="100%">
    46         <mx:columns>
    47             <mx:DataGridColumn dataField="times" headerText="时间" labelFunction="data_function"/>
    48         </mx:columns>
    49     </mx:DataGrid>
    50         
    51 </s:WindowedApplication>

     如果要使用其他方法 只要把

    ro.getOperation("get");的get换成你想要的方法名就行。
    operation.send();把想传送的数据放到括号里就行。

    第二种

     1 <?xml version="1.0" encoding="utf-8"?>
     2 <s:WindowedApplication xmlns:fx="http://ns.adobe.com/mxml/2009" 
     3                        xmlns:s="library://ns.adobe.com/flex/spark" 
     4                        xmlns:mx="library://ns.adobe.com/flex/mx"
     5                        creationComplete="init()"
     6                        >
     7     <fx:Declarations>
     8         <!-- Place non-visual elements (e.g., services, value objects) here -->
     9         <s:ChannelSet id="channels">
    10             <s:AMFChannel id="pyamf" uri="http://127.0.0.1:8000/gateway/"/>
    11         </s:ChannelSet>
    12         
    13         <s:RemoteObject id="ro"
    14                         channelSet="{channels}" 
    15                         destination="times_get"
    16                         showBusyCursor="true"
    17                         >
    18             
    19             <s:method name="get" 
    20                       result="Success(event)"
    21                       fault="onFault(event)"/> 
    22             
    23         </s:RemoteObject>
    24     </fx:Declarations>
    25     <fx:Script>
    26         <![CDATA[
    27             import mx.rpc.events.FaultEvent;
    28             import mx.rpc.events.ResultEvent;
    29             import mx.formatters.DateFormatter;
    30             
    31             private function init():void{
    32                 ro.get();
    33             }
    34             
    35             private function Success(event:ResultEvent):void{
    36                 trace(event.result);
    37                 dg.dataProvider = event.result;        
    38             }
    39             
    40             private function onFault(event:FaultEvent):void{
    41                 trace(event.fault);
    42             }
    43             
    44             private function data_function(self:Object, column:DataGridColumn):String{
    45                 var df:DateFormatter = new DateFormatter();
    46                 //df.formatString = "YYYY-MM-DD JJ:NN:SS";
    47                 df.formatString = "YYYY-MM-DD";
    48                 return df.format(self.times);
    49             }
    50         ]]>
    51     </fx:Script>
    52     <mx:DataGrid id="dg" width="100%" height="100%">
    53         <mx:columns>
    54             <mx:DataGridColumn dataField="times" headerText="时间" labelFunction="data_function"/>
    55         </mx:columns>
    56     </mx:DataGrid>
    57 </s:WindowedApplication>

    结果:

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  • 原文地址:https://www.cnblogs.com/fangyu19900812/p/3430864.html
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