Flex TextInput 动态判断输入内容
发布时间:2020-12-15 03:39:57 所属栏目:百科 来源:网络整理
导读:? Flex TextInput 动态判断输入内容 ? ?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="
? Flex TextInput 动态判断输入内容 ? <?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> (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |