用flex 4 做了一个飞信，功能很简单，只能发送

<?xml version="1.0" encoding="utf-8"?>
<s:WindowedApplication xmlns:fx="http://ns.adobe.com/mxml/2009"
xmlns:s="library://ns.adobe.com/flex/spark"
xmlns:mx="library://ns.adobe.com/flex/mx" width="540" height="400" creationComplete="init();"
xmlns:net="flash.net.*" close="onClosingEvent(event)" mouseDown="this.nativeWindow.startMove()">
<s:layout>
<s:BasicLayout/>
</s:layout>
<fx:Style source="Fetion.css"/>

<fx:Script>
<![CDATA[
import flash.filesystem.*;
import mx.containers.ControlBar;
import mx.containers.VBox;
import mx.controls.Alert;
import mx.controls.List;
import mx.controls.Spacer;
import mx.core.UIComponent;
import mx.events.CloseEvent;
import mx.managers.PopUpManager;

import spark.components.TitleWindow;
import spark.events.TitleWindowBoundsEvent;
protected function titleWin_closeHandler(evt:CloseEvent):void {
PopUpManager.removePopUp(evt.currentTarget as UIComponent);
}

protected function btn_clickHandler(evt:MouseEvent):void {
PopUpManager.addPopUp(titleWin, this, true);
PopUpManager.centerPopUp(titleWin);
}

private var user_xml:XML;
private var myXMLURL:URLRequest;
private var myLoader:URLLoader;
private var so:SharedObject = SharedObject.getLocal("UserInfo");

private var panel:Panel;

protected function button1_clickHandler(event:MouseEvent):void
{
var pattern:RegExp = /\d{11}/;
if(pwd.text==""){
Alert.show("密码不能为空，请输入密码","提示信息");
}
if(pattern.test(myNum.text)&&pattern.test(yourNum.text)){

//根据飞信api拼写url
var _myNum:String = myNum.text;
var _pwd:String  = pwd.text;
var _yourNum:String = yourNum.text;
var _message:String = message.text;
var url:String = "https://sms.api.bz/fetion.php?username="+ _myNum+"&password="+ _pwd +"&sendto="+ _yourNum +"&message=" + _message;
//发送信息
var _urlRequest:URLRequest = new URLRequest(url);
var _urlLoader:URLLoader = new URLLoader();
_urlLoader.load(_urlRequest);
Alert.show("发送成功!","提示信息");
message.text = "" ;
}else{
Alert.show("请检查输入的号码!输入的内容不是手机号","提示信息");
}
}

public function selectAll(it:spark.components.TextInput):void{
it.selectAll();
}

//启动时的初始化设置
private function init():void{
initApplication();
//取得本地用户信息
myNum.text = so.data.myNum;
yourNum.text = so.data.yourNum;
pwd.text = so.data.pwd;

//给textarea 加入 enter监听
message.addEventListener(KeyboardEvent.KEY_DOWN,sendMessageUseEnterKey);
if(so.data.selected){
isSave.selected = true;
}else{
isSave.selected = false ;
}
Alert.show("欢迎您使用本软件，如果有什么问题或者建议，请联系Email:xuqi86@gmail.com,谢谢!","提示");
//初始化用户列表
if(so.data.init!=1){
nodes = <root>
<node label="1">
<name>许琦</name>
<tel>123</tel>
</node>
</root>
var file1:File = File.applicationStorageDirectory;
file1 = file1.resolvePath("user.xml");
var fileStream1:FileStream = new FileStream();
fileStream1.open(file1, FileMode.WRITE);
fileStream1.writeUTFBytes(nodes.toXMLString());
fileStream1.close();

so.data.init=1;
}else{
var file2:File = File.applicationStorageDirectory;
file2 = file2.resolvePath("user.xml");
var fileStream2:FileStream = new FileStream();
fileStream2.open(file2, FileMode.READ);
nodes = XML(fileStream2.readUTFBytes(fileStream2.bytesAvailable));
fileStream2.close();
}
}

private function trayClick():void{

}
//监听到按键执行事件
private function sendMessageUseEnterKey(evt:KeyboardEvent):void
{
if(evt.keyCode==13)
{
var pattern:RegExp = /\d{11}/;
if(pwd.text==""){
Alert.show("密码不能为空，请输入密码","提示信息");
}
if(pattern.test(myNum.text)&&pattern.test(yourNum.text)){

//根据飞信api拼写url
var _myNum:String = myNum.text;
var _pwd:String  = pwd.text;
var _yourNum:String = yourNum.text;
var _message:String = message.text;
var url:String = "https://sms.api.bz/fetion.php?username="+ _myNum+"&password="+ _pwd +"&sendto="+ _yourNum +"&message=" + _message;
//发送信息
var _urlRequest:URLRequest = new URLRequest(url);
var _urlLoader:URLLoader = new URLLoader();
_urlLoader.load(_urlRequest);
Alert.show("发送成功!","提示信息");
message.text = "" ;
}else{
Alert.show("请检查输入的号码!输入的内容不是手机号","提示信息");
}
}
}

private function onClosingEvent(event:Event):void{

//保存用户数据
if(isSave.selected){
so.data.myNum = myNum.text;
so.data.yourNum = yourNum.text;
so.data.pwd = pwd.text;
so.data.selected = true ;
}else{
so.data.myNum = "";
so.data.yourNum = "";
so.data.pwd = "";
so.data.selected = false ;
}
saveXML();
this.close();
}

//添加用户里确认按钮的click
protected function button2_clickHandler(event:MouseEvent):void
{
var newBeginNode:XML = <node label={nodes.children().length()+1}>
<name>{username.text}</name>
<tel>{telephone.text}</tel>
</node>
nodes.appendChild(newBeginNode);
xmlListColl.source = nodes.children() ;
//				fileReference.save(nodes, "user.xml");
saveXML();
PopUpManager.removePopUp(titleWin);
}

private function logout(event:CloseEvent):void
{
if(event.detail == Alert.YES)
{
var deleteNode:int = common.selectedIndex;
delete nodes.node[deleteNode];
xmlListColl.source = nodes.children() ;
saveXML();
}
}

private function getItemValue(evt:Event):void{
//				Alert.show("你点了common.labelField: ["+common.labelField + ']  common.selectedIndex: ['+ common.selectedIndex + '] list1.selectedItem: ['+common.selectedItem+']');
if(common.selectedIndex!=-1){
Alert.show("确认删除吗？","重要提示",Alert.YES|Alert.NO,null,logout);
}else{
Alert.show("请选择要删除的好友！");
}
}
private function saveXML():void{
var file:File = File.applicationStorageDirectory;
file = file.resolvePath("user.xml");
var fileStream:FileStream = new FileStream();
fileStream.open(file, FileMode.WRITE);
fileStream.writeUTFBytes(nodes.toXMLString());
fileStream.close();
}

private function readXML():void{
var file:File = File.applicationStorageDirectory;
file = file.resolvePath("user.xml");
var fileStream:FileStream = new FileStream();
fileStream.open(file, FileMode.READ);
nodes = XML(fileStream.readUTFBytes(fileStream.bytesAvailable));
fileStream.close();
}
/*
*
*
*/
private var dockImage:BitmapData;
//初始化Application里调用此方法,完成上面的第一步:
public function initApplication():void{
var loader:Loader=new Loader();
loader.contentLoaderInfo.addEventListener(Event.COMPLETE,prepareForSystray);//这里就是完成第一步的任务须,这个prepareForSystray就是对托盘的生在和菜单的控制
loader.load(new URLRequest("1.gif"));//这里先要加载托盘图标的小图片
this.addEventListener(Event.CLOSING,closingApplication);//设置关闭体的事件

}
//关闭窗体的事件
public function closingApplication(event:Event):void{
event.preventDefault();//阻止默认的事件
Alert.yesLabel="关闭";
Alert.noLabel="最小化";
Alert.show("关闭还是最小化","关闭吗?", 3, this, alertCloseHandler);//弹出自定义的选择框, 关于Alert的详细用法,参考官方文档或我前面的相关文章.
}
//根据用户的选择来判断做什么,这里选择是就是关闭,选择否(Mini)就是最小化到托盘.
private function alertCloseHandler(event:CloseEvent):void{
saveXML();
if(event.detail==Alert.YES){
closeApp(event);
}else{
dock();//最小化到托盘
}
}
//生成托盘
public function prepareForSystray(event:Event):void{
dockImage=event.target.content.bitmapData;
if(NativeApplication.supportsSystemTrayIcon){
setSystemTrayProperties();//设置托盘菜单的事件
SystemTrayIcon(NativeApplication.nativeApplication.icon).menu=createSystrayRootMenu();//生成托盘菜单
}
}

public function createSystrayRootMenu():NativeMenu{
var menu:NativeMenu = new NativeMenu();
var openNativeMenuItem:NativeMenuItem = new NativeMenuItem("打开");//生成OPEN菜单项
var exitNativeMenuItem:NativeMenuItem = new NativeMenuItem("退出");//同理
openNativeMenuItem.addEventListener(Event.SELECT, undock);
exitNativeMenuItem.addEventListener(Event.SELECT, closeApp);//添加EXIT菜单项事件
menu.addItem(openNativeMenuItem);
menu.addItem(new NativeMenuItem("",true));//separator
menu.addItem(exitNativeMenuItem);//将菜单项加入菜单
return menu;
}

//设置托盘图标的事件
private function setSystemTrayProperties():void{
SystemTrayIcon(NativeApplication.nativeApplication .icon).tooltip = "PP飞信";
SystemTrayIcon(NativeApplication.nativeApplication .icon).addEventListener(MouseEvent.CLICK, undock);
stage.nativeWindow.addEventListener(NativeWindowDisplayStateEvent.DISPLAY_STATE_CHANGING, nwMinimized);
}

//最小化窗体
private function nwMinimized(displayStateEvent:NativeWindowDisplayStateEvent):void {
if(displayStateEvent.afterDisplayState == NativeWindowDisplayState.MINIMIZED) {
displayStateEvent.preventDefault();//阻止系统默认的关闭窗体事件
dock();//将程序放入托盘
}
}

//将本地应用程序放到托盘
public function dock():void {
stage.nativeWindow.visible = false; //设置本地程序窗体不可见
NativeApplication.nativeApplication.icon.bitmaps = [dockImage];//设置托盘的图标

}
//激活程序窗体
public function undock(evt:Event):void {
stage.nativeWindow.visible = true;//设置本地程序窗体可见
stage.nativeWindow.orderToFront();//设置本地程序窗体到最前端
NativeApplication.nativeApplication .icon.bitmaps = [];//将托盘图标清空
}
//关闭程序窗体
private function closeApp(evt:Event):void {
stage.nativeWindow.close();
}

]]>
</fx:Script>

<fx:Declarations>
<net:FileReference id="fileReference" />
<fx:XML id="nodes"/>
<s:TitleWindow id="titleWin"
title="添加用户"
width="320" height="150"
close="titleWin_closeHandler(event);" >
<s:layout>
<s:HorizontalLayout verticalAlign="middle" paddingLeft="10" paddingRight="10"
paddingTop="10" paddingBottom="10" />
</s:layout>
<s:Label text="名字:" fontSize="16"/>
<mx:TextInput id="username" fontSize="16" width="60" height="25"/>
<s:Label text="手机号:" fontSize="16"/>
<s:TextInput id="telephone" fontSize="16" width="120" height="25"/>
<s:controlBarLayout>
<s:HorizontalLayout verticalAlign="contentJustify" paddingLeft="70" paddingRight="10"
paddingTop="10" paddingBottom="10" />
</s:controlBarLayout>
<s:controlBarContent>
<s:Button x="381" y="305" label="确定" width="60"  fontSize="16" left="30" top="10" bottom="10" click="button2_clickHandler(event)"/>
<s:Button x="454" y="305" label="取消" width="60" fontSize="16" right="30" top="10" bottom="10" click="{PopUpManager.removePopUp(titleWin)}"/>
</s:controlBarContent>
</s:TitleWindow>
</fx:Declarations>
<s:Panel id="main" left="1" right="1" top="0" bottom="1" title="PP飞信" fontSize="16">
<s:Group x="10" y="37" width="343" height="81" color="#0A1416" rollOverColor="#5C99F4">
<s:Label x="13" y="15" text="我的号码:" fontSize="16"/>
<s:TextInput id="myNum" x="82" y="10" fontWeight="bold" textAlign="right" width="120" height="25" focusIn="selectAll(myNum);" fontSize="18"/>
<s:Label x="214" y="15" text="密码:" fontSize="16"/>
<s:TextInput id="pwd" x="252" y="10" height="25" width="81" displayAsPassword="true" focusIn="selectAll(pwd)" fontSize="18" textAlign="right"/>
<s:Label x="12" y="50" text="对方号码:" fontSize="16"/>
<s:TextInput id="yourNum" x="82" y="46" width="120" height="25" textAlign="right" fontWeight="bold" text="{common.selectedItem.tel}" focusIn="selectAll(yourNum)" fontSize="18"/>
<s:CheckBox id="isSave" x="230" y="45" label="保存密码" fontSize="16"/>

</s:Group>
<s:Label x="25" y="12" text="用户信息" fontSize="16"/>
<s:Label x="25" y="126" text="发送消息:" fontSize="16"/>
<mx:TextArea id="message" x="10" y="149" width="343" height="149" text="{alwaysSay.selectedItem.value}" fontSize="16" />
<s:Button x="216" y="309" label="发送" click="button1_clickHandler(event)" fontSize="16" width="60"/>
<s:Label x="11" y="312" text="常用短语:" fontSize="16"/>
<mx:VRule x="363" y="20" height="301"/>

<mx:Accordion id="accorion" color="0x323232" width="153" height="288" y="10" x="373" fontSize="16">
<!-- Define each panel using a VBox container. -->
<mx:VBox label="常用联系人" fontSize="16">
<s:List id="common" width="151" height="263" textAlign="left" labelField="name" fontSize="16">
<s:XMLListCollection id="xmlListColl" source="{nodes.children()}" />
</s:List>
</mx:VBox>
</mx:Accordion>
<s:DropDownList id="alwaysSay" x="82" y="307" height="25" width="120" labelField="name" prompt="请选择" fontSize="16">
<s:dataProvider>
<mx:ArrayCollection>
<fx:Object name="我想你了" value="我想你了"/>
<fx:Object name="你好!" value="你好!"/>
<fx:Object name="在干吗" value="在干吗"/>
<fx:Object name="上网说" value="上网说"/>
<fx:Object name="我爱你" value="我爱你"/>
</mx:ArrayCollection>
</s:dataProvider>
</s:DropDownList>
<s:Button x="381" y="305" label="添加" width="60" click="btn_clickHandler(event);" fontSize="16"/>
<s:Button x="454" y="305" label="删除" width="60" click="getItemValue(event);" fontSize="16"/>
<s:Button x="288" y="309" label="退出" width="60" click="closingApplication(event);"/>
</s:Panel>
</s:WindowedApplication>