Yeah... that code'll do that too :) It will get called initially and
then be called again any time productType is changed in your model
provided productType is bindable.
hth
Scott
Scott Melby
Founder, Fast Lane Software LLC
http://www.fastlanesw.com
gur_sukh wrote:
No this is not the scenario i want to have initially a value selected
when the combobox is shown.
--- In [email protected]
<mailto:flexcoders%40yahoogroups.com>, Scott Melby <[EMAIL PROTECTED]> wrote:
>
> It seems you are asking how to change your code so that your combo box
> selectedIndex property gets updated each time your model changes. For
> demo purposes you could just do something like the following:
>
> /**
> * Returns the index of the
> */
> private function
getSelectedProductSubTypeIndex(selectedProduct:Product):int
> {
> //TODO: in real system search the selectedProduct for the correct
> sub type and return correct index
> //the thing to search for could be passed as a param as well
> return 1;
> }
>
> <mx:ComboBox id="productSubTypeCB" width="160"
>
> dataProvider="{selectedProduct.typeNames}"
> selectedIndex="{this.getSelectedProductSubTypeIndex(selectedProduct)}"
> change="productOffer.productSubType = event.currentTarget.value" />
>
>
> Assuming your productType member is Bindable this method will get
> triggered (due to it having a parameter that is bindable) every time an
> assignment is made to productType (like your model changes), since it
> always returns 1 your selected index will be set for you.
>
> hth
> Scott
>
> Scott Melby
> Founder, Fast Lane Software LLC
> http://www.fastlanesw.com <http://www.fastlanesw.com>
>
>
>
> gur_sukh wrote:
> >
> >
> > The combobox dataprovider sets selectedindex to 0. How do we set it to
> > something else.
> >
> > AS the dataprovider is bound to model and every time it changes the
> > selected index is 0.
> >
> > For demo purposed i need to set this to 1.
> >
> > <mx:ComboBox id="productSubTypeCB" width="160"
> > dataProvider="{selectedProduct.typeNames}"
> > selectedItem="1"
> > change="productOffer.productSubType = event.currentTarget.value" />
> >
> >
>
