flex图片拖拽

为什么80%的码农都做不了架构师？>>>

/**
* 图片拖拽
*/
public function dragHandler(event:MouseEvent):void{
         //CurrentTarget指定要实现拖拽事件的初始化目标
        var dragInitiator:Image=event.currentTarget as Image;
        // 定义拖拽挂载数据源
        var dragSource:DragSource = new DragSource();
        //向对象添加数据
        dragSource.addData(dragInitiator.source,"img");
        //创建一个拖拽对象的代理作为拷贝
        var dragProxy:Image=new Image();
        dragProxy.source=event.currentTarget.source;
        //使用DragManager静态方法doDrag开始拖拽
        DragManager.doDrag(dragInitiator,dragSource,event,dragProxy);
}
private function dragEnterHandler(event:DragEvent):void{
             var dropTarget:Image=event.currentTarget as Image;
             DragManager.acceptDragDrop(dropTarget);
            }
private function dragDropHandler(event:DragEvent):void{
        img_main.source=event.dragSource.dataForFormat("img");
}


         < s:Panel x ="10" y ="285" width ="250" height ="204" baseColor ="#EF5D5D" >
                 < mx:Image x ="55" y ="13" width ="131" height ="132"
                         id ="img_main" source ="image/mt.jpg"
                         dragDrop ="dragDropHandler(event)" dragEnter ="dragEnterHandler(event)" />
         </ s:Panel >
         < s:Group x ="268" y ="289" width ="200" height ="200" >
                 < mx:Image x ="28" y ="36" width ="60" height ="78" id ="img_1" source ="image/java.jpg"
                         mouseMove ="dragHandler(event)" />
                 < mx:Image x ="111" y ="39" width ="73" height ="75" id ="img_2" source ="image/mt.jpg"
                         mouseMove ="dragHandler(event)" />
         </ s:Group >

本文出自 “wIsper 把技术做成艺术” 博客，请务必保留此出处http://lichen.blog.51cto.com/697816/194308

转载于:https://my.oschina.net/lichen/blog/264904

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