Flex TextInput 动态判断输入内容

来源：互联网发布：浙大宁波软件学院编辑：程序博客网时间：2024/06/10 01:56

<?xml version="1.0" encoding="utf-8"?><s:Application xmlns:fx="http://ns.adobe.com/mxml/2009"    xmlns:s="library://ns.adobe.com/flex/spark"    xmlns:mx="library://ns.adobe.com/flex/mx" minWidth="955" minHeight="600"><fx:Script><![CDATA[import spark.events.TextOperationEvent;[Bindable]private var errorStr:String = "";protected function numInput_changeHandler(event:TextOperationEvent):void{var exp:RegExp= /[\d，,]/g;var inputText:String = numInput.text+'';if(inputText==''){return;}if(inputText.match(/[，,]$/)){inputText = inputText.substring(0,inputText.length-1);}var temp:String = inputText.replace(exp,'');var isRight:Boolean = true;if(temp==''){var arr:Array = inputText.split(/[，,]/);for(var i:int =0;i<arr.length;i++){var oneNum:String = arr[i];if(oneNum==null || (oneNum+'')== ''){isRight = false;}}}else{isRight = false;}if(isRight){numInput.setStyle('borderColor','black');alarmLabel.visible = false;}else{numInput.setStyle('borderColor','0xFF0000');alarmLabel.visible = true;}}]]></fx:Script><fx:Declarations></fx:Declarations><s:HGroup width="100%" height="30" horizontalAlign="left" paddingLeft="5"  paddingRight="5" verticalAlign="middle"><s:Label width="60" text="号码：" textAlign="right"/><s:TextInput id="numInput" width="200" change="numInput_changeHandler(event)" errorString="{errorStr}"/><s:Spacer width="16"/><s:Label id="alarmLabel" visible="false" color="0xFF0000" text="只允许输入数字以“，”隔开"/></s:HGroup></s:Application>

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