<?xml version="1.0"?>
<!--
        Small flash application for demonstrating callbacks from the PDF
        viewer with various argument types.
        The "applicationComplete" attribute ensures consistent scaling
        of the Flash application with the PDF page.
-->
<s:Application xmlns:fx="http://ns.adobe.com/mxml/2009" 
    xmlns:mx="library://ns.adobe.com/flex/mx" 
    xmlns:s="library://ns.adobe.com/flex/spark"
    creationComplete="initVars()"
    applicationComplete="stage.scaleMode = StageScaleMode.EXACT_FIT;">
    <fx:Script>
        <![CDATA[
            import mx.core.FlexGlobals;

            [Bindable]
            public var myTitle:String;
            [Bindable]
            public var myText:String;
            
            private function initVars():void {
                myTitle = FlexGlobals.topLevelApplication.parameters.title;
                if (myTitle == null)
                    myTitle = "Mini Flash Example";
                myText = FlexGlobals.topLevelApplication.parameters.text;
                if (myText == null)
                    myText = "PDFlib Flash Demo";

                 ExternalInterface.addCallback("myCallbackVarargs",
                                                myCallbackVarargs);

                 ExternalInterface.addCallback("myCallbackTyped",
                                                myCallbackTyped);
            }
        
            // Callback with variable number of arguments. PDF objects passed
            // as integers or floars don't come across properly.
            public function myCallbackVarargs(title:String, ...rest):void {
                myTitle = title;
                myText = "";
                for (var i : int = 0 ; i < rest.length ; i++ ) {
                    if (rest[i] is Number) {
                        myText += "[" + i + "] -> " + rest[i] + " (Number)\n";
                    }
                    else {
                        myText += "[" + i + "] -> " + rest[i] + "\n";
                    }
                }
             }
        
            // Callback with typed arguments. Floating point and integer number
            // must be passed as string objects from the PDF side.
            public function myCallbackTyped(title:String, myBoolean:Boolean,
                        myNumber:Number, myInt:int, myString:String):void {
                myTitle = title;
                myText = "Boolean: " + myBoolean + "\n";
                myText += "Number: " + myNumber + "\n";
                myText += "int: " + myInt + "\n";
                myText += "String: " + myString + "\n";
             }
        
        ]]>
    </fx:Script>
    
    <s:layout>
        <s:VerticalLayout/>
    </s:layout>

    <s:Panel title="{myTitle}" fontWeight="bold" fontSize="24"
                width="90%" height="90%">
        <s:Label text="{myText}" fontWeight="bold" fontSize="12"
                width="100%" height="100%"/>
    </s:Panel>
</s:Application>