The 'value' in your case is an object. Checkout for the 'value' in
debug mode and extract the property from 'value' and then concatenate
it. For example

(e.currentTarget as Text).text +="\n"+ value.empName;

HTH,

-Ravi

On May 29, 3:30 pm, Karthik K <[email protected]> wrote:
> hi ravi
>
> below is my class
>
> if i use the below class the data getting displayed but drag and drop not
> hapenning
>
> public class DropTargetRenderer extends Canvas  implements
> IDropInListItemRenderer
>        {
>            private var _listData:DataGridListData;
>         private var textData:Text=new Text();
>
>                public function DropTargetRenderer()
>                {
>                        super();
>
> this.addEventListener(DragEvent.DRAG_ENTER,dragEnterHandler);
>
> this.addEventListener(DragEvent.DRAG_EXIT,dragExitHandler);
>
> this.addEventListener(DragEvent.DRAG_DROP,dragDropHandler);
>                }
>                 public function get listData():BaseListData
>     {
>         return _listData;
>     }
>      public function set listData(value:BaseListData):void
>     {
>         _listData = DataGridListData(value);
>     }
>     override public function set data(value:Object):void
>     {
>          this.removeAllChildren()
>         super.data=value;
>         textData.text=String(data[_listData.dataField]);
>
>                this.addChild(textData);
>            }
>
>                public function dragEnterHandler(e:DragEvent):void{
>                        var dropTarget:Text = e.currentTarget as Text;
>
> if(e.dragSource.hasFormat('value')){
>                                DragManager.acceptDragDrop(dropTarget);
>                        }
>                }
>                public function
> dragExitHandler(e:DragEvent):void{
>                        var dropTarget:DataGridListData = e.currentTarget as
> DataGridListData;
>                }
>
>                public function
> dragDropHandler(e:DragEvent):void{
>                        var value:String =
> e.dragSource.dataForFormat('value') as String;
>                        (e.currentTarget as Text).text +="\n"+ value
> ;
>                }
>        }
>
> when i change the above class by extending text
>
> in the datagrid it is showing as [Object object]
>
> but drag and drop is happening
>
>   public class DropTargetRenderer extends Text  implements
> IDropInListItemRenderer
>        {
>            private var _listData:DataGridListData;
>         private var textData:Text=new Text();
>
>                public function DropTargetRenderer()
>                {
>                        super();
>
> this.addEventListener(DragEvent.DRAG_ENTER,dragEnterHandler);
>
> this.addEventListener(DragEvent.DRAG_EXIT,dragExitHandler);
>
> this.addEventListener(DragEvent.DRAG_DROP,dragDropHandler);
>                }
>               override  public function get listData():BaseListData
>     {
>         return _listData;
>     }
>     override public function set listData(value:BaseListData):void
>     {
>         _listData = DataGridListData(value);
>     }
>     override public function set data(value:Object):void
>     {
>         // this.removeAllChildren()
>         super.data=value;
>         textData.text=String(data[_listData.dataField]);
>
>                this.addChild(textData);
>            }
>
>                public function dragEnterHandler(e:DragEvent):void{
>                        var dropTarget:Text = e.currentTarget as Text;
>
> if(e.dragSource.hasFormat('value')){
>                                DragManager.acceptDragDrop(dropTarget);
>                        }
>                }
>                public function
> dragExitHandler(e:DragEvent):void{
>                        var dropTarget:DataGridListData = e.currentTarget as
> DataGridListData;
>                }
>
>                public function
> dragDropHandler(e:DragEvent):void{
>                        var value:String =
> e.dragSource.dataForFormat('value') as String;
>                        (e.currentTarget as Text).text +="\n"+ value
> ;
>                }
>        }
>
> Any help if you want i can send full code
>
> --
> Karthik.k
> Mobile - +91-9894991640http://kkarthikresume.blogspot.com/
>
> On Fri, May 29, 2009 at 3:41 PM, Ravi Mishra <[email protected]> wrote:
>
> > Hi Karthik,
>
> > Where did u put the following function
>
> > public function DropTargetRenderer()
> >               {
> >                       super();
>
> > this.addEventListener(DragEvent.DRAG_ENTER,dragEnterHandler);
>
> > this.addEventListener(DragEvent.DRAG_EXIT,dragExitHandler);
>
> > this.addEventListener(DragEvent.DRAG_DROP,dragDropHandler);
> >               }
>
> > make sure u call this function in the constructor of the class you are
> > using it.
>
> > HTH,
>
> > -Ravi
>
> > On May 28, 4:14 pm, Karthik K <[email protected]> wrote:
> > > hi Ravi
>
> > > i have one doubt
>
> > > i am already having one itemrenderer when i place the class data of
> > > DropTargetRenderer inside my renderer it is having some problem
>
> > > below is the class i am using
>
> > > for all datagrid columns only one itemrenderer
>
> > > First i need to display data and after that drag and drop should work
>
> > > below will display data
>
> > > public class sampleItemRenderer extends Canvas  implements
> > > IDropInListItemRenderer
> > > {
> > >     private var _listData:DataGridListData;
> > >     private var textData:Text=new Text();
> > >     private var str : String ="";
> > >     private var arr : Array ;
> > >     private var canvas:Canvas=new Canvas();
> > >     private var canvas1:Canvas=new Canvas();
> > >     public function sampleItemRenderer()
> > >     {
> > >         super();
> > >     }
> > >      public function get listData():BaseListData
> > >     {
> > >         return _listData;
> > >     }
> > >      public function set listData(value:BaseListData):void
> > >     {
> > >         _listData = DataGridListData(value);
> > >     }
> > >     override public function set data(value:Object):void
> > >     {
> > >          this.removeAllChildren()
> > >         super.data=value;
> > >         textData.text=String(data[_listData.dataField]);
> > >         textData.height=50;
> > >         textData.width=160
> > >         arr  = textData.text.split(",");
> > >         var box:VBox=new VBox();
> > >         for(var i:int=0;i<arr.length;i++)
> > >         {
> > >             var text:Text = new Text();
> > >             text.text = arr[i].toString();
> > >              box.addChild(text);
> > >                this.addChild(box);
> > >            }
> > >     }
>
> > > }
>
> > > when i place your data drag and drop not happening
>
> > >  public function DropTargetRenderer()
> > >                {
> > >                        super();
>
> > > this.addEventListener(DragEvent.DRAG_ENTER,dragEnterHandler);
>
> > > this.addEventListener(DragEvent.DRAG_EXIT,dragExitHandler);
>
> > > this.addEventListener(DragEvent.DRAG_DROP,dragDropHandler);
> > >                }
> > >                public function dragEnterHandler(e:DragEvent):void{
> > >                        var dropTarget:Text = e.currentTarget as Text;
>
> > > if(e.dragSource.hasFormat('value')){
> > >                                DragManager.acceptDragDrop(dropTarget);
> > >                        }
> > >                }
> > >                public function
> > > dragExitHandler(e:DragEvent):void{
> > >                        var dropTarget:DataGridListData = e.currentTarget
> > as
> > > DataGridListData;
> > >                }
>
> > >                public function
> > > dragDropHandler(e:DragEvent):void{
> > >                        var value:String =
> > > e.dragSource.dataForFormat('value') as String;
> > >                        (e.currentTarget as Text).text += value
> > > ;
> > >                }
>
> > > it is not displaying
>
> > > any idea
>
> > > please help
>
> > > --
> > > Karthik.k
> > > Mobile - +91-9894991640http://kkarthikresume.blogspot.com/
>
> > > On Wed, May 27, 2009 at 6:45 PM, Karthik K <[email protected]>
> > wrote:
> > > > hi Ravi
>
> > > > I did that myself but sorry for not responding you
>
> > > > Thanks Ravi
>
> > > > --
> > > > Karthik.k
> > > > Mobile - +91-9894991640
> > > >http://kkarthikresume.blogspot.com/
>
> > > > On Wed, May 27, 2009 at 6:43 PM, Ravi Mishra <[email protected]
> > >wrote:
>
> > > >> Yes u can do that also. At the time of drop, add "/n" into the string.
> > > >> i. e.
>
> > > >> private function dragDropHandler(e:DragEvent):void{
> > > >>                        var value:String = e.dragSource.dataForFormat
> > > >> ('value') as String;
>
> > > >>                         (e.currentTarget as Text).text + "/n" +=
> > > >> value;
> > > >>                }
>
> > > >> Try that out. I think it will help
>
> > > >> -Ravi
>
> > > >> On May 27, 3:48 pm, Karthik K <[email protected]> wrote:
> > > >> > hi Ravi
>
> > > >> > Thanks a lot
>
> > > >> > Great Example
>
> > > >> > i have one doubt
>
> > > >> > can i  place the dropped data next line i.e inside same cell because
> > my
> > > >> req
> > > >> > is of that type
> > > >> > i am creating calender application so that each event e.g between
> > 8:00
> > > >> to
> > > >> > 9:00 there will be three events one below the other
> > > >> > so when i drag and drop if it is coming in next line will be very
> > great
>
> > > >> > --
> > > >> > Karthik.k
> > > >> > Mobile - +91-9894991640http://kkarthikresume.blogspot.com/
>
> > > >> > On Wed, May 27, 2009 at 1:32 PM, Ravi Mishra <
> > [email protected]>
> > > >> wrote:
>
> > > >> > > hi karthik,
>
> > > >> > > try this
>
> > > >> > > <!--Main.mxml file-->
> > > >> > > <?xml version="1.0" encoding="utf-8"?>
> > > >> > > <mx:Application xmlns:mx="http://www.adobe.com/2006/mxml";
> > > >> > > layout="vertical">
> > > >> > > <mx:ArrayCollection id="ac">
> > > >> > >    <mx:Object ename="aaa" eno="111" sal="2000"/>
> > > >> > >    <mx:Object ename="bbb" eno="222" sal="9000"/>
> > > >> > >    <mx:Object ename="ccc" eno="333" sal="43000"/>
> > > >> > >    <mx:Object ename="ddd" eno="444" sal="8000"/>
> > > >> > >    <mx:Object ename="eee" eno="555" sal="5000"/>
> > > >> > > </mx:ArrayCollection>
>
> > > >> > >        <mx:TextInput id="ti" text="Text Comes Here"/>
> > > >> > >        <mx:DataGrid id="dg" dataProvider="{ac}">
> > > >> > >                <mx:columns>
>
> ...
>
> read more »
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