Flex Drag and Drop

<?xml version="1.0"?>
<!-- dragdrop\DandDImage.mxml -->
<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">

    <fx:Script>
        <![CDATA[
            //Import classes so you don't have to use full names.
            import mx.managers.DragManager;
            import mx.core.DragSource;
            import mx.events.DragEvent;
            import flash.events.MouseEvent;

            // Embed icon image.
            [Embed(source='assets/globe.jpg')]
            public var globeImage:Class;

            // Инициализирует событие претаскивание, может быть не только mouseMove но и
            // другие события мыши
            private function mouseMoveHandler(event:MouseEvent):void
            {
                var dragInitiator:Image=Image(event.currentTarget);
                var ds:DragSource = new DragSource();
                ds.addData(dragInitiator, "img");

                DragManager.doDrag(dragInitiator, ds, event);
            }

            // Разрешаем ронять объект на канву
            private function dragEnterHandler(event:DragEvent):void {
                if (event.dragSource.hasFormat("img"))
                {
                    DragManager.acceptDragDrop(Canvas(event.currentTarget));
                }
            }

            //Определяем новое место где уронили объект
            private function dragDropHandler(event:DragEvent):void {
                Image(event.dragInitiator).x =
                    Canvas(event.currentTarget).mouseX;
                Image(event.dragInitiator).y =
                    Canvas(event.currentTarget).mouseY;
            }
        ]]>
    </fx:Script>

    <!-- The Canvas is the drag target -->
    <mx:Canvas id="v1"
        width="500" height="500"
        borderStyle="solid"
        backgroundColor="#DDDDDD"
        dragEnter="dragEnterHandler(event);"
        dragDrop="dragDropHandler(event);">

        <!-- The image is the drag initiator. -->
        <s:Image id="myimg"
            source="@Embed(source='assets/globe.jpg')"
            mouseMove="mouseMoveHandler(event);"/>
    </mx:Canvas>
</s:Application>