Sorry ....what i meant was do you want to change the selectedindex of the combobox of the selected row in the datagrid ?
On Tue, Nov 18, 2008 at 2:25 PM, Vinod M. Jacob <[EMAIL PROTECTED]> wrote: > Do you want to change the selected item for all the combobox in the > datagrid or only one particular row combobox ? > > > On Tue, Nov 18, 2008 at 10:33 AM, rohit <[EMAIL PROTECTED]> wrote: > >> >> actually i need to change the selected index of that combobox from the >> command (cairngorm)........i have instance of the page >> >> On Nov 17, 8:57 pm, "Venkat Viswanathan" <[EMAIL PROTECTED]> >> wrote: >> > Hi Rohit, >> > >> > There are two reasons why you should not access the combo box with a >> > reference like that: >> > >> > 1. When you place an element inside the itemRenderer, you will not know >> how >> > many instances will be created. It would depend on the number of rows in >> the >> > data provider. So it could be anything from 0 to infinity. So how will >> you >> > decide on the row from which the combo box needs to be accessed. >> > >> > 2. Even if you know the number of rows that will be there in the >> datagrid, >> > if you access the combobox from outside, you are defeating the concept >> of >> > itemRenderer. Basically an itemRenderer renders only those elements that >> are >> > required. If you try to access something that is present in the screen >> but >> > not visible, then you may get a null data exception. >> > >> > In short, you should not access the elements of your itemRenderer from >> > outside. There are crooked ways of doing this, but I wont recommend >> those >> > ways. Can you tell us why u want the combo box's reference? If you could >> > explain the complete functionality required, we may be able to help you >> with >> > a better approach. >> > >> > Regards, >> > Venkatwww.venkatv.com <http://venkatwww.venkatv.com/> >> > >> > >> > >> > On Mon, Nov 17, 2008 at 7:38 PM, rohit <[EMAIL PROTECTED]> wrote: >> > >> > > I have a data grid and i add a combo box in that((using item rendrer) >> > >> > > <mx:DataGridColumn headerText="Mapped Account" width="200"> >> > > <mx:itemRenderer> >> > > <mx:Component> >> > > <mx:HBox width="100%" paddingLeft="5" height="30" >> > > verticalAlign="middle"> >> > > <mx:ComboBox id ="cmb1"/> >> > > </mx:Component> >> > > </mx:itemRenderer> >> > > </mx:DataGridColumn> >> > >> > > then ,how can i access that combo box outside the page by the id >> "cmb1"- Hide quoted text - >> > >> > - Show quoted text - >> >> >> > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Flex India Community" group. To post to this group, send email to [email protected] To unsubscribe from this group, send email to [EMAIL PROTECTED] For more options, visit this group at http://groups.google.com/group/flex_india?hl=en -~----------~----~----~----~------~----~------~--~---
