FLEX 简单计算器实现

Question

求助  谁给我一个FLEX编写的简单的可以实现“+-*/”的计算器的代码啊谢谢了

Answer 1

没人回啊，我随手给你写个吧，具体计算自己去实现吧！我用的flex4<?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="170" height="218" initialize="init()">

<fx:Script>
<![CDATA[
import mx.controls.Alert;
import mx.events.ResizeEvent;

import spark.components.Button;

    private var label:String = "789/456*123-0C=+";
private var maxChat:int = 20;
[Bindable]
private var _numA:Number;
[Bindable]
private var _numB:Number;
private var _sign:int;

private function init():void
{

display.editable = false;
display.setStyle("direction","rtl");

this.addEventListener(KeyboardEvent.KEY_DOWN,keyDown);

for(var i:int=0;i<label.length;i++){
var b:Button = new Button();
b.label = label.charAt(i);
b.width=40;
b.height=40;
b.addEventListener(MouseEvent.CLICK,input);
tg.addElement(b);
}
}

private function input(e:MouseEvent):void
{
if(isNaN(e.target.label)){
control(e.target.label);
}else{
if(display.text.length < maxChat)
display.text=="0"?display.text = e.target.label:display.text += e.target.label;
}
}

private function control(input:String):void
{
if(display.text == "0")
return;

if(!_numA)
_numA = Number(display.text);
else
_numB = Number(display.text);

switch(input){
case "C":
break;
case "+":
break;
case "-":
break;
case "*":
break;
case "/":
break;
case "=":
break;
}

}

private function keyDown(e:KeyboardEvent):void
{
//捕捉键盘按钮 
}

]]>
</fx:Script>
<fx:Declarations>

</fx:Declarations>

<s:TextArea text="0" id="display" x="1" y="1" height="25" width="99%"  />
<s:TileGroup id="tg" x="1" y="27" horizontalGap="2" verticalGap="2" requestedColumnCount="4"  />

</s:WindowedApplication>