AS3代码，可做文档类;
1 package {
2 import flash.display.Sprite;
3 import flash.events.*;
4 import flash.external.ExternalInterface;
5 import flash.text.TextField;
6 import flash.utils.Timer;
7 import flash.text.TextFieldType;
8 import flash.text.TextFieldAutoSize;
9
10 public class ExternalInterfaceExample extends Sprite {
11 private var input:TextField;
12 private var output:TextField;
13 private var sendBtn:Sprite;
14
15 public function ExternalInterfaceExample() {
16 input = new TextField();
17 input.type = TextFieldType.INPUT;
18 input.background = true;
19 input.border = true;
20 input.width = 350;
21 input.height = 18;
22 addChild(input);
23
24 sendBtn = new Sprite();
25 sendBtn.mouseEnabled = true;
26 sendBtn.x = input.width + 10;
27 sendBtn.graphics.beginFill(0xCCCCCC);
28 sendBtn.graphics.drawRoundRect(0, 0, 80, 18, 10, 10);
29 sendBtn.graphics.endFill();
30 sendBtn.addEventListener(MouseEvent.CLICK, clickHandler);
31 addChild(sendBtn);
32 var t:TextField = new TextField();
33 t.text = "Send";
34 t.selectable = false;
35 t.autoSize = TextFieldAutoSize.LEFT;
36 t.x = (sendBtn.width - t.width) / 2;
37 t.y = (sendBtn.height - t.height) / 2;
38 sendBtn.addChild(t);
39
40 output = new TextField();
41 output.y = 25;
42 output.width = 450;
43 output.height = 325;
44 output.multiline = true;
45 output.wordWrap = true;
46 output.border = true;
47 output.text = "Initializing...\n";
48 addChild(output);
49
50 if (ExternalInterface.available) {
51 try {
52 output.appendText("Adding callback...\n");
53 ExternalInterface.addCallback("sendToActionScript", receivedFromJavaScript);//as接收js发送过来的信息
54 if (checkJavaScriptReady()) {
55 output.appendText("JavaScript is ready.\n");
56 } else {
57 output.appendText("JavaScript is not ready, creating timer.\n");
58 var readyTimer:Timer = new Timer(100, 0);
59 readyTimer.addEventListener(TimerEvent.TIMER, timerHandler);
60 readyTimer.start();
61 }
62 } catch (error:SecurityError) {
63 output.appendText("A SecurityError occurred: " + error.message + "\n");
64 } catch (error:Error) {
65 output.appendText("An Error occurred: " + error.message + "\n");
66 }
67 } else {
68 output.appendText("External interface is not available for this container.");
69 }
70 }
71 private function receivedFromJavaScript(value:String):void {
72 output.appendText("JavaScript says: " + value + "\n");
73 }
74 private function checkJavaScriptReady():Boolean {
75 var isReady:Boolean = ExternalInterface.call("isReady");
76 return isReady;
77 }
78 private function timerHandler(event:TimerEvent):void {
79 output.appendText("Checking JavaScript status...\n");
80 var isReady:Boolean = checkJavaScriptReady();
81 if (isReady) {
82 output.appendText("JavaScript is ready.\n");
83 Timer(event.target).stop();
84 }
85 }
86 private function clickHandler(event:MouseEvent):void {
87 if (ExternalInterface.available) {
88 ExternalInterface.call("sendToJavaScript", input.text);//as向js发送信息
89 }
90 }
91 }
92 }
JS代码，方式一;
1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
2 <html>
3 <head>
4 <title>ExternalInterfaceExample</title>
5 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
6 <meta name="language" content="en" />
7 <meta name="description" content="" />
8 <meta name="keywords" content="" />
9 <script language="JavaScript">
10 var jsReady = false;
11 function isReady() {
12 return jsReady;
13 }
14 function pageInit() {
15 jsReady = true;
16 document.forms["form1"].output.value += "\n" + "JavaScript is ready.\n";
17 }
18 function thisMovie(movieName) {
19 if (navigator.appName.indexOf("Microsoft") != -1) {
20 return window[movieName];
21 } else {
22 return document[movieName];
23 }
24 }
25 function sendToActionScript(value) {
26 thisMovie("ExternalInterfaceExample").sendToActionScript(value);
27 }
28 function sendToJavaScript(value) {
29 document.forms["form1"].output.value += "ActionScript says: " + value + "\n";
30 }
31 </script>
32
33 </head>
34 <body >
35
36 <object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
37 id="ExternalInterfaceExample" width="500" height="375"
38 codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab">
39 <param name="movie" value="ExternalInterfaceExample.swf" />
40 <param name="quality" value="high" />
41 <param name="bgcolor" value="#869ca7" />
42 <param name="allowScriptAccess" value="sameDomain" />
43 <embed src="ExternalInterfaceExample.swf" quality="high" bgcolor="#869ca7"
44 width="500" height="375" name="ExternalInterfaceExample" align="middle"
45 play="true" loop="false" quality="high" allowScriptAccess="sameDomain"
46 type="application/x-shockwave-flash"
47 pluginspage="http://www.macromedia.com/go/getflashplayer">
48 </embed>
49 </object>
50
51 <form name="form1" onsubmit="return false;">
52 <input type="text" name="input" value="" />
53 <input type="button" value="Send" onclick="sendToActionScript(this.form.input.value);" /><br />
54 <textarea cols="60" rows="20" name="output" readonly="true">Initializing...</textarea>
55 </form>
56
57 </body>
58
59 </html>
JS代码，方式二;（需要文件 swfobject.js）
1 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
2 <html>
3 <head>
4 <title>ExternalInterfaceExample</title>
5 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
6 <meta name="language" content="en" />
7 <meta name="description" content="" />
8 <meta name="keywords" content="" />
9 <script type="text/javascript" src="swfobject.js"></script>
10 <script type="text/javascript">
11 swfobject.registerObject("ExternalInterfaceExample", "9.0.0", "expressInstall.swf", callbackFn);
12
13 function sendToJavaScript(value) {
14 document.getElementById("output").value += "ActionScript says: " + value + "\n";
15 }
16
17 function ExternalInterfaceExample_DoFSCommand(command, args) {//此方法是用于fscommand() 与js通信，在此可忽略
18 document.getElementById("output").value += "ActionScript says: " + args + "\n";
19 }
20
21 function callbackFn(status) {
22 if (status.success) {
23 var obj = status.ref;
24 document.getElementById("but").onclick = function() {
25 if (obj && typeof obj.sendToActionScript!= "undefined") {
26 obj.sendToActionScript(document.getElementById("input").value);
27 }
28 };
29 }
30 }
31
32 </script>
33
34 </head>
35 <body>
36
37 <object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
38 id="ExternalInterfaceExample" width="500" height="375"
39 codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab">
40 <param name="movie" value="ExternalInterfaceExample.swf" />
41 <param name="quality" value="high" />
42 <param name="bgcolor" value="#869ca7" />
43 <param name="allowScriptAccess" value="sameDomain" />
44 <embed src="ExternalInterfaceExample.swf" quality="high" bgcolor="#869ca7"
45 width="500" height="375" name="ExternalInterfaceExample" align="middle"
46 play="true" loop="false" quality="high" allowScriptAccess="sameDomain"
47 type="application/x-shockwave-flash"
48 pluginspage="http://www.macromedia.com/go/getflashplayer">
49 </embed>
50 </object>
51
52 <form name="form1" onsubmit="return false;">
53 <input type="text" name="input" id="input" value="" />
54 <input type="button" value="ExternalInterface" id="but"/><br />
55 <textarea cols="60" rows="20" name="output" id="output" readonly="true">Initializing...</textarea>
56 </form>
57 </body>
58
59 </html>
时间： 2024-10-05 14:03:48