前台(Drop.zul)

     
     
      
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            void move(Component dragged) {            
              self.parent.insertBefore(dragged, self);       
           }    
       
      
     

 

后台(DropCtrl.java)

package test;import org.zkoss.zk.ui.Component;import org.zkoss.zk.ui.event.DropEvent;import org.zkoss.zk.ui.event.Event;import org.zkoss.zk.ui.event.EventListener;import org.zkoss.zk.ui.event.Events;import org.zkoss.zk.ui.util.GenericForwardComposer;import org.zkoss.zul.Div;import org.zkoss.zul.Image;import org.zkoss.zul.Listitem;import org.zkoss.zul.Menupopup;import org.zkoss.zul.Window;public class DropCtrl extends GenericForwardComposer
     
      {        private Listitem listItem1;    private Div hlayout;    private Menupopup editPopup;    private Window dropWin;        @Override    public void doAfterCompose(Component comp) throws Exception {        // TODO Auto-generated method stub        super.doAfterCompose(comp);                listItem1 = (Listitem) dropWin.getFellow("listItem1");                listItem1.addEventListener(Events.ON_DROP, new EventListener
      
       () {            @Override            public void onEvent(Event event) throws Exception {                // TODO Auto-generated method stub                DropEvent dropEvent = (DropEvent)event;                System.out.println(dropEvent.getDragged().getId());            }        });                hlayout.addEventListener(Events.ON_DROP, new EventListener
       
        () {            @Override            public void onEvent(Event event) throws Exception {                // TODO Auto-generated method stub                DropEvent dropEvent = (DropEvent)event;                if (!dropEvent.getDragged().getId().equals("")) {                    Image image =  new Image();                    image.setSrc("/images/02.png");                                        image.setDraggable("true");                    image.setContext(editPopup);                    //System.out.println(self.getId());//self指当前窗口                    hlayout.insertBefore(image, hlayout);                }                            }        });    }}