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ExternalInterfaceExample.as
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package {
import flash.display.Sprite;
import flash.events.*;
import flash.external.ExternalInterface;
import flash.text.TextField;
import flash.utils.Timer;
import flash.text.TextFieldType;
import flash.text.TextFieldAutoSize;
public class ExternalInterfaceExample extends Sprite {
private var input:TextField;
private var output:TextField;
private var sendBtn:Sprite;
public function ExternalInterfaceExample() {
input = new TextField();
input.type = TextFieldType.INPUT;
input.background = true;
input.border = true;
input.width = 350;
input.height = 18;
addChild(input);
sendBtn = new Sprite();
sendBtn.mouseEnabled = true;
sendBtn.x = input.width + 10;
sendBtn.graphics.beginFill(0xCCCCCC);
sendBtn.graphics.drawRoundRect(0, 0, 80, 18, 10, 10);
sendBtn.graphics.endFill();
sendBtn.addEventListener(MouseEvent.CLICK, clickHandler);
addChild(sendBtn);
output = new TextField();
output.y = 25;
output.width = 450;
output.height = 325;
output.multiline = true;
output.wordWrap = true;
output.border = true;
output.text = "Initializing...\n";
addChild(output);
if (ExternalInterface.available) {
try {
output.appendText("Adding callback...\n");
ExternalInterface.addCallback("sendToActionScript", receivedfromJavaScript);
if (checkJavaScriptReady()) {
output.appendText("JavaScript is ready.\n");
} else {
output.a