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我有一個頁面(下面)有一個datagrid,列出了從XML文件(下面)返回的「item」的內容,並且它在加載時在viewstack中爲每個項目創建了一個頁面發現(工作)它也呈現每個面板內的頁面(下面),但我有問題傳遞數據。每個頁面都會呈現並加載XML數據的第一個結果,而不是每個頁面都有自己的數據,它們都與第一頁相同。面板內的Flex呈現器數據
HomePage.mxml
<?xml version="1.0" encoding="utf-8"?>
<mx:Canvas xmlns:mx="http://www.adobe.com/2006/mxml"
width="100%" height="100%"
creationComplete="init()"
xmlns:software="com.xd.components.pages.software.*"
xmlns:pages="com.xd.components.pages.*"
xmlns:renderers="com.xd.components.renderers.*">
<mx:Script>
<![CDATA[
import mx.core.Application;
import com.xd.components.renderers.PageListRenderer;
import mx.containers.Panel;
import mx.core.Container;
import com.xd.components.renderers.SoftwareListRenderer;
import mx.utils.ObjectProxy;
import mx.controls.Alert;
import mx.rpc.events.ResultEvent;
import mx.containers.VBox;
[Bindable] public var httpData:Object;
[Bindable] public var selectedItem:String;
private function init():void {
//get data
httpService.send();
}
//private const MAX_CHILDREN:uint = 5;
private function viewstack_addChild(name:String):void {
var p:Panel = new Panel();
p.id = name;
p.name = name;
p.title = name;
p.percentWidth = 100;
p.percentHeight = 100;
var randColor:uint = Math.random() * 0xFFFFFF;
p.setStyle("backgroundColor", randColor);
var pR:PageListRenderer = new PageListRenderer();
//var data:Object;
//Do something to get the data to be displayed;
//data = httpService.lastResult.item;
pR.data = httpData;
p.addChild(pR);
myViewStack.addChild(p);
}
private function httpResult_handler(evt:ResultEvent):void {
if (evt.result.software.item) {
httpData = XML(evt.result).descendants("item");
var item:Object = httpData;
for each(item in httpData) {
viewstack_addChild(item.name);
}
}
}
public function switchView(viewId:String):void
{
var container:Container = Container(myViewStack.getChildByName(viewId));
selectedItem = viewId;
if (container != null)
{
myViewStack.selectedChild = container;
}
}
]]>
</mx:Script>
<mx:HTTPService id="httpService" url="data/Software.xml" resultFormat="e4x" result="httpResult_handler(event)" fault="Alert.show('XML Data Error')" />
<mx:VBox width="100%" height="100%" horizontalAlign="center" verticalAlign="middle">
<mx:HBox width="100%" height="100%">
<mx:VBox width="30%" height="100%">
<mx:Panel borderThicknessLeft="0" borderThicknessRight="0" borderThicknessBottom="0" width="100%" height="100%" title="Software List:">
<mx:DataGrid id="myDG"
dataProvider="{httpData}"
headerHeight="0"
editable="false"
width="100%" height="100%"
rowHeight="50"
itemClick="switchView(myDG.selectedItem.name);">
<mx:columns>
<mx:DataGridColumn itemRenderer="com.xd.components.renderers.SoftwareListRenderer" />
</mx:columns>
</mx:DataGrid>
</mx:Panel>
</mx:VBox>
<mx:VBox width="70%" height="100%">
<mx:ViewStack id="myViewStack" width="100%" height="100%" hideEffect="WipUp" showEffect="WipeDown" creationPolicy="all">
<pages:NewsPage id="NewsPage" height="100%" width="100%" horizontalScrollPolicy="off" verticalScrollPolicy="off" />
<software:ShowTracker id="ShowTracker" height="100%" width="100%" horizontalScrollPolicy="off" verticalScrollPolicy="off" />
</mx:ViewStack>
</mx:VBox>
</mx:HBox>
</mx:VBox>
</mx:Canvas>
PageListRenderer.mxml
<?xml version="1.0" encoding="utf-8"?>
<mx:HBox
height="100%"
width="100%"
xmlns:mx="http://www.adobe.com/2006/mxml">
<mx:Script>
<![CDATA[
import mx.core.Application;
]]>
</mx:Script>
<mx:VBox width="100%" height="100%">
<mx:VBox height="70%" width="100%" horizontalAlign="center" verticalAlign="middle">
<mx:Image source="{data.image}" width="90%" height="90%"/>
</mx:VBox>
<mx:VBox height="30%" width="100%" horizontalAlign="left" verticalAlign="top">
<mx:Label width="100%" text="Name/Version:" color="#FFFFFF"/>
<mx:Label width="100%" text="{data.name}" color="#FFAE00"/>
<mx:Label width="100%" text="{data.version}" color="#FFAE00"/>
<mx:Label width="100%" text="{data.longdesc}" color="#FFFFFF"/>
<mx:Button click="installApp()" label="Install Application" horizontalCenter="0" verticalCenter="0" width="160" height="52" id="install" visible="false"/>
<mx:Button click="launchApp()" label="Launch Application" horizontalCenter="0" verticalCenter="0" width="160" height="52" id="launch" visible="false"/>
</mx:VBox>
</mx:VBox>
</mx:HBox>
Software.xml
<software>
<item>
<name>ShowTracker</name>
<version>1.0</version>
<shortdesc>TV Show Tracker.</shortdesc>
<image></image>
<longdesc>ShowTracker allows you to manage all the TV Shows you watch. I helps you keep track of what episode you are upto for each series you are currently watching</longdesc>
<appid>com.showtracker</appid>
<pubid>EB6DA1B683461BF1C71FEC13E276982941DF167B.1</pubid>
<appurl>http://www.nitcom.com.au/showtracker/downloads/ShowTracker-v1.air</appurl>
<runversion>1.5</runversion>
</item>
<item>
<name>Test2</name>
<version>1</version>
<shortdesc>test desC#2</shortdesc>
<image>test1.jpg</image>
<longdesc>test1.jpg</longdesc>
<appid>com.showtracker</appid>
<pubid>EB6DA1B683461BF1C71FEC13E276982941DF167B.1</pubid>
<appurl>http://www.nitcom.com.au/showtracker/downloads/ShowTracker-v1.air</appurl>
<runversion>1.5</runversion>
</item>
<item>
<name>Test #3</name>
<version>1</version>
<shortdesc>test desC#3</shortdesc>
<image>test1.jpg</image>
<longdesc>test1.jpg</longdesc>
<appid>com.showtracker</appid>
<pubid>EB6DA1B683461BF1C71FEC13E276982941DF167B.1</pubid>
<appurl>http://www.nitcom.com.au/showtracker/downloads/ShowTracker-v1.air</appurl>
<runversion>1.5</runversion>
</item>
</software>
嗨格雷格,謝謝你的迴應,我沒有這樣做在「私人函數viewstack_addChild(名稱:字符串):無效」其中pR.data = httpData?或者該部分不正確?您所指的功能只是將名稱發送給它,以便可以使用該唯一名稱創建每個頁面。 – medoix 2009-11-10 04:45:27
你粘貼的版本有問題,我最初用於httpData的變量是一個可綁定的對象,因此,如果我將var httpData:XMLList更改爲httpData並將頂部的變量更改爲XMLList,那麼這會破壞整個批次回到之前的工作方式,數據網格很好,但網頁都有相同的內容。 – medoix 2009-11-10 04:46:12
一些工作後,你是正確的,而不是隻傳遞它item.name我現在傳遞整個項目,我改變viewstack_addChild(name:String)函數viewstack_addChild(item:Object),所以我現在可以正確使用所有的數據。謝謝Greg。 – medoix 2009-11-10 07:33:43