12个Flex常用功能代码

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1。复制内容到系统剪贴板

1. System.setClipboard(strContent);

2。复制一个ArrayCollection

   1.    //dummy solution( well, it works )

   2.    var bar:ArrayCollection = new ArrayCollection();

   3.    for each ( var i:Object in ac ){

   4.        bar.addItem( i );

   5.    }

   6.    // fantastic ! //

   7.    var bar:ListCollectionView = new ListCollectionView( ListCollectionView( ac ).list );

   8.

3。打开一个新浏览器窗口

1. navigateToURL(new URLRequest('http://ntt.cc'), '_blank');

4。刷新浏览器

1. navigateToURL(new URLRequest("javascript:location.reload();"),"_self")

5。关闭浏览器

1. navigateToURL(new URLRequest("javascript:window.close()"),"_self");

6。设置Alert 窗口的背景为透明

   1. Alert

   2.     {

   3.     modalTransparency:0.0;

   4.     modalTransparencyBlur:0;

   5.     }

7。取随机颜色

1. lbl.setStyle('color', 0xffffff*Math.random());

8。清除子串左侧空格

   1. public function LTrim(s : String):String

   2.     {

   3.       var i : Number = 0;

   4.       while(s.charCodeAt(i) == 32 || s.charCodeAt(i) == 13 || s.charCodeAt(i) == 10 || s.charCodeAt(i) == 9)

   5.       {

   6.         i++;

   7.       }

   8.       return s.substring(i,s.length);

   9.     }

9。清除字串右侧空格

   1. public function RTrim(s : String):String

   2.     {

   3.       var i : Number = s.length - 1;

   4.       while(s.charCodeAt(i) == 32 || s.charCodeAt(i) == 13 || s.charCodeAt(i) == 10 ||s.charCodeAt(i) == 9)

   5.       {

   6.         i--;

   7.       }

   8.       return s.substring(0,i+1);

   9.     }

10。清除字串左右的空格

   1. public function Trim(s : String):String

   2.     {

   3.       return LTrim(RTrim(s));

   4.     }

11。获取数据类型

1. getQualifiedClassName(data)

12。生成随机字符串。

   1. private function GenerateCheckCode():String

   2.    {

   3.        //init

   4.        var ran:Number;

   5.        var number:Number;

   6.        var code:String;

   7.        var checkCode:String ="";

   8.        //get 4 radom

   9.       for(var i:int=0; i<4; i++)

10.       {

11.           ran=Math.random();

12.           number =Math.round(ran*10000);            //get result like 0.1234

13.           if(number % 2 == 0)

14.             code = String.fromCharCode(48+(number % 10));        //0's ASCII code is 48

15.           else

16.             code = String.fromCharCode(65+(number % 26)) ;        // A's ASCII code is 65

17.           checkCode += code;

18.       }

19.       return checkCode;

20.   }