Complex MultiPanel
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<!-- deeplinking/ComplexMultiPanelExample.mxml -->
<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"
creationComplete="init();parseURL(event)">
<s:layout>
<s:VerticalLayout />
</s:layout>
<fx:Script>
import mx.events.BrowserChangeEvent;
import mx.managers.IBrowserManager;
import mx.managers.BrowserManager;
import mx.utils.URLUtil;
private var bm:IBrowserManager;
[Bindable]
private var agreeBoxFromURL:Boolean;
[Bindable]
private var personNameFromURL:String;
[Bindable]
private var hometownFromURL:String;
[Bindable]
private var cctypeFromURL:int;
[Bindable]
private var ccnumberFromURL:String;
private function init():void {
bm = BrowserManager.getInstance();
bm.addEventListener(BrowserChangeEvent.BROWSER_URL_CHANGE, parseURL);
bm.init("", "Welcome!");
}
/* This method is called once when application starts up. It is also
called when the browser's address bar changes, either due to user action
or user navigation with the browser's Forward and Back buttons. */
private function parseURL(event:Event):void {
var o:Object = URLUtil.stringToObject(bm.fragment, "&");
if (o.panel == undefined)
o.panel = 0;
tn.selectedIndex = o.panel;
tn.validateNow();
personNameFromURL = o.personName;
hometownFromURL = o.hometown;
ccnumberFromURL = o.ccnumber;
cctypeFromURL = o.cctype;
agreeBoxFromURL = o.agreeBox;
}
public function updateTitle(e:Event):void {
l1.text += "updateTitle()\n";
bm.setTitle("Welcome " + personName.text + " from " + hometown.text + "!");
}
private function updateURL():void {
/* Called when state changes in the application, such as when the panel changes,
or a checkbox is checked.
You must wrap the following assignments in a try/catch block, otherwise the
application tries to access components that have not yet been created.
You can circumvent this by setting the container's creationPolicy to "all",
but that is not a good solution for performance reasons. */
try {
personNameFromURL = personName.text;
hometownFromURL = hometown.text;
ccnumberFromURL = ccnumber.text;
cctypeFromURL = cctype.selectedIndex;
agreeBoxFromURL = agreeBox.selected;
} catch (e:Error) {
}
var o:Object = {};
try {
o.panel = tn.selectedIndex;
o.personName = personName.text;
o.hometown = hometown.text;
o.ccnumber = ccnumber.text;
o.cctype = cctype.selectedIndex;
o.agreeBox = agreeBox.selected;
} catch (e:Error) {
} finally {
var s:String = URLUtil.objectToString(o, "&");
bm.setFragment(s);
}
}
</fx:Script>
<mx:TabNavigator id="tn" width="300" change="updateURL()">
<mx:Panel label="Personal Data">
<mx:Form>
<mx:FormItem label="Name:">
<mx:TextInput id="personName" text="{personNameFromURL}"
focusOut="updateURL()" enter="updateURL()" />
</mx:FormItem>
<mx:FormItem label="Hometown:">
<mx:TextInput id="hometown" text="{hometownFromURL}"
focusOut="updateURL()" enter="updateURL()" />
</mx:FormItem>
<mx:Button id="b1" click="updateTitle(event)" label="Submit" />
</mx:Form>
</mx:Panel>
<mx:Panel label="Credit Card Info">
<mx:Form>
<mx:FormItem label="Type:">
<mx:ComboBox id="cctype" change="updateURL()"
selectedIndex="{cctypeFromURL}">
<mx:dataProvider>
<fx:String>Visa</fx:String>
<fx:String>MasterCard</fx:String>
<fx:String>American Express</fx:String>
</mx:dataProvider>
</mx:ComboBox>
</mx:FormItem>
<mx:FormItem label="Number:">
<mx:TextInput id="ccnumber" text="{ccnumberFromURL}"
focusOut="updateURL()" enter="updateURL()" />
</mx:FormItem>
</mx:Form>
</mx:Panel>
<mx:Panel label="Check Out">
<mx:TextArea id="ta2"
text="You must agree to all the following conditions..." />
<mx:CheckBox id="agreeBox" label="Agree" selected="{agreeBoxFromURL}"
click="updateURL()" />
</mx:Panel>
</mx:TabNavigator>
<mx:TextArea id="l1" height="400" width="300" />
</s:Application>
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