flex 拖拽,指定拖拽代理,由一个容器拖放到另一个里
<mx:Application xmlns:mx="http://www.adobe.com/2006/mxml" layout="horizontal">
<mx:Script>
<![CDATA[
import mx.core.BitmapAsset;
import mx.core.DragSource;
import mx.events.DragEvent;
import mx.managers.DragManager;
private var xoffset:Number;
private var yoffset:Number;
private static const FORMAT:String = "box" ;
private function mouseDownHandler(evt:MouseEvent ):void {
xoffset = evt.localX;
yoffset = evt.localY;
var initiator:Box = evt.currentTarget as Box;
var proxyBox:BitmapAsset = new BitmapAsset();
proxyBox.bitmapData = new BitmapData(initiator.width,initiator.height );
proxyBox.bitmapData.draw( initiator );
var dragSource:DragSource = new DragSource();
dragSource.addData( initiator, FORMAT );
DragManager.doDrag( initiator, dragSource, evt,proxyBox, 0, 0, 0.5 );
}
private function dragEnterHandler( evt:DragEvent ):void {
if ( evt.dragSource.hasFormat( FORMAT ) ) {
DragManager.acceptDragDrop(Canvas(evt.currentTarget));
}
}
private function dropHandler( evt:DragEvent ):void {
trace(evt.target);
var box:Box = Box( evt.dragInitiator );
box.x = evt.localX - xoffset;
box.y = evt.localY - yoffset;
this.canvas0.addChild(box);
}
]]>
</mx:Script>
<mx:Canvas id="canvas" backgroundColor="0xEEEEEE" width="300" height="300"
dragEnter="dragEnterHandler(event);" >
<mx:Box id="dragItem" width="52" height="31" backgroundColor="0x00FFCC" mouseDown="mouseDownHandler(event);" x="49" y="45"/>
</mx:Canvas>
<mx:Canvas id="canvas0" backgroundColor="0xEEEEEE" width="300" height="300"
dragEnter="dragEnterHandler(event);" dragDrop="dropHandler(event);">
</mx:Canvas>
</mx:Application>
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本帖最后由 flashyiyi 于 2009-2-22 23:18 编辑
最终我决定还是用“隐藏”这个不是很合适的词。mx_internal是一个自定义命名空间,至于“命名空间”到底是什么就不在这里说了。总之,当我们在代码头部写上:
use namespace mx_internal
(如果是.AS文件,需要手动import mx.core.mx_internal,注 ......
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所需要的软件:
Eclipse 3.5.2 : http://d2u376ub0heus3.cloudfront.net/eclipse/downloads/drops/R-3.5.2-201002111343/eclipse-SDK-3.5.2-win32.zip
Eclipse 3.5汉化包:http://eclipse.stu.edu.tw/technology/babel/babel_language_packs/BabelLanguagePack-eclipse-zh_3.5.0.v20091121043401.zip ......
1,建一个userdb库,再建userinfo表,字段:id(int),username(varchar),password(varchar)。
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package com.datainfo;
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import java.sql.SQ ......
http://blog.csdn.net/xuyesheng/archive/2009/08/20/4467515.aspx
Flex
Builder3
注册码:
1377-4167-5844-4698-0048-5821—
最
好用的一个
1377-4168-2018-0771-2432-1495
1377-4760-3354-0772-2773-8996
1377-4165-2080-7265-7813-8901
1377-4964-5021-8182-2399-8235
LiveCycle Data Services
注册码 ......
Flex Builder 3.0 For Eclipse 3.3 安装方法
Flex Builder 3.0 For Eclipse 3.3 安装方法
这两天准备学习Flex,于是下载了Flex Builder 3.0 For Eclipse plugin准备安装.
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所以我想到能不能来个Flex Builder绿色安装方 ......