i think i got a work around like this
private var asyncVal:Boolean=false;
function doValidate(event:DataGridEvent):void
{
if(e.reason == DataGridEventReason.NEW_COLUMN && this.asyncVal)
{
e.preventDefault();
this.asyncVal = false;
return;
}
this.asyncVal=true;
// code continued
}
--- In flexcoders@yahoogroups.com, "bhaq1972" <[EMAIL PROTECTED]> wrote:
>
> Hi
>
> I have a datagrid itemEditEnd event, where i am doing an
> asynchronous validation.
>
> To prevent losing focus from the itemEditorInstance during the
> asynchronous validation, i call event.preventDefault().
>
> If the asynchronous validation is succesfull i want to cancel the
> event.preventDefault().
>
> How do i do this?
> (i tried a couple of things but failed)
>
> Code
> -----
> <mx:DataGrid id="dg" itemEditEnd="doValidation()">
>
> private var eventObj:DataGridEvent;
>
> function doValidation(event:DataGridEvent):void
> {
> var newData:String= TextInput(dg.itemEditorInstance).text;
>
> event.preventDefault();
>
> this.eventObj = event;
>
> validateClass.getInstance().validate(newData);
> // return handler below
> }
>
> function validationReturnHandler(boolean1:Boolean):void
> {
> if(boolean1)
> {
> if(this.eventObj.isDefaultPrevented())
> {
> // how do i reverse this.eventObj.preventDefault();
> }
> }
> else
> {
> TextInput(dg.itemEditorInstance).errorString = "Failed";
> }
> }
>
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