RegExp限制输入框只允许输入数字onTextInput
sethour.addEventListener(TextEvent.TEXT_INPUT,onTextInput);
sethour.addEventListener(FocusEvent.FOCUS_IN,onFocusInHour);
sethour.addEventListener(FocusEvent.FOCUS_OUT,onFocusOutHour);
AS3绘制虚线
AS3绘制虚线
for(var i:int=0;i<10;i++){
graphics.moveTo(50+i*20,50);
graphics.lineStyle(1,0xff,1);
graphics.lineTo(60+i*20,50);
}
缓动、渐隐渐显 TransitionManager
1、动态方法（可应用于类文件生成的实例）
import fl.transitions.*;
import fl.transitions.easing.*;
var test:Test=new Test();
addChild(test);
btn.addEventListener(MouseEvent.CLICK,showit);
function showit(evt:MouseEvent) {
...
StyleManager 设定组件样式
package {
import fl.controls.*;
import fl.managers.*;
import flash.display.*;
import flash.text.*;
public class Test extends Sprite {
public function Test() {
...
屏幕锁定类
package components{
import flash.display.*;
import flash.events.*;
import flash.text.*;
import flash.filters.*;
import flash.net.*;
public class LockStage {
public static var stage:Stage;
...
flex技巧小汇总
1、让textarea滚动至最底端
textArea.verticalScrollPosition = textArea.maxVerticalScrollPosition;
2、控制datagrid的交换背景颜色
private var defaultAlternatingItemColors:Array = [0xF7F7F7, 0xFFFFFF];
dataGrid.setStyle("alternatingItemColors", defaultAlternatingItemColors);
...设定alert的样式
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
layout="vertical"
...
DataGrid控件中数字以及字母排序函数
<?xml version="1.0" encoding="utf-8"?>
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml"
layout="vertical"
...
输出对象的类型名称 getQualifiedClassName()
输出对象的类型名称 getQualifiedClassName()
trace(getQualifiedClassName(txt));
万能的navigateToURL方法
navigateToURL() 可以用来打开一个新的浏览器窗口，也可以用来flex和js之间的通信。比如:
打开一个新窗口：
var url:URLRequest = new URLRequest(http://blog.csdn.net);
navigateToURL(url, _blank);
...