Flex从弹出窗口中取回值(转，不过这个有点意思)
转自：http://avanry.iteye.com/blog/592609
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//应用程序窗口 Main.mxml
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml">
??? <mx:Script>
??????? <![CDATA[
??????????? import flash.events.Event;
????????????
??????????? import mx.managers.PopUpManager;
???????????
??????????? public var popUp:TestTitleWindow;
???
??????????? public function displayForm():void {
??????????????? // Array with data for the custom control ComboBox control.
??????????????? var doctypes:Array = ["*.as", "*.mxml", "*.swc"]
???????????????
??????????????? // Create the pop-up and cast the return value of the createPopUp()
??????????????? // Method to the ArrayEntryForm custom component.
??????????????? popUp =TestTitleWindow(PopUpManager.createPopUp(this, TestTitleWindow, true));
?????????????????
??????????????? // Set TitleWindow properties.
??????????????? popUp.title="Select File Type";
??????????????? popUp.showCloseButton=true;
???
??????????????? // Set the event listeners for the ArrayEntryForm component.
??????????????? popUp.addEventListener("close", removeMe);
??????????????? popUp["cancelButton"].addEventListener("click", removeMe);???
??????????????? popUp["okButton"].addEventListener("click", submitData);???
???
??????????????? // Set properties of the ArrayEntryForm custom control.
??????????????? popUp.myArray = doctypes;
??????????????? PopUpManager.centerPopUp(popUp);
??????????? }
???????????
??????????? // OK button click event listener.
??????????? // Sets the target component in the application to the
??????????? // selected ComboBox item value.
??????????? private function submitData(event:Event):void {
??????????????? ti1.text = String(popUp.cb1.selectedItem);
??????????????? //removeMe();
??????????????? PopUpManager.removePopUp(popUp);
??????????? }
??????????? // Cancel button click event listener.
??????????? private function removeMe(event:Event):void {
??????????????? PopUpManager.removePopUp(popUp);
??????????? }???????????
??????? ]]>
??? </mx:Script>
??? <mx:VBox>
??????? <mx:TextInput id="ti1" text=""/>
??? </mx:VBox>
??? <mx:Button id="btnSelect" label="Select File Type" click="displayForm();"/>
</mx:Application>
//弹出窗口 TestTitleWindow.mxml
<?xml version="1.0" encoding="utf-8"?>
<mx:TitleWindow xmlns:mx="http://www.adobe.com/2006/mxml"
??????? showCloseButton="true" width="410" borderAlpha="1" height="260">
??? <mx:Script>
??????? <![CDATA[
??????????? import mx.managers.PopUpManager;
???????????
??????????? // Variables whose values are set by the main application.
??????????? // Data provider array for the components ComboBox control.
??????????? [Bindable]
??????????? public var myArray:Array;
??????? ]]>
??? </mx:Script>
??? <mx:ComboBox id="cb1" dataProvider="{myArray}" width="124"/>
??? <mx:HBox height="22">
??????? <mx:Button id="okButton" label="OK"/>
??????? <mx:Button id="cancelButton" label="Cancel"/>
??? </mx:HBox>
</mx:TitleWindow>
