A sneaky way to accomplish synchronous http request in Flash is via javascript bridge where it is possible to can make a synchronous xmlhttprequest. Check out the page below which contrasts asynchronous / synchronous javascript.
http://ajaxpatterns.org/XMLHttpRequest_Call#Asynchronous_Calls --- In [email protected], "JWOpitz" <[EMAIL PROTECTED]> wrote: > > There are many ways to do what you are looking for, though in a > asyncronous manner. Ralf suggested binding a view to a prop on the > model, upon updating will update the view. That is probably the most > OO way of doing it within the MVC framework. But it also is harder to > do more view-specific validation. As for disallowing the user to > interact with the app until a response is received, you could > basically have your app in a disabled mode until your IResponder > triggers on the response. Upon result or fault tell the model to > allow further interaction and subsequent validation if applicable. > > Awhile back I wrote some articles on doing just this when your design > requires a bit more in terms of validation and error handling. You > can read up on it here. Would be interested in your thoughts as well. > > http://jwopitz.wordpress.com/2008/04/24/tutorial-handling-service-validation-errors-cairngorm/ > > http://jwopitz.wordpress.com/2008/04/25/tutorial-handling-service-validation-errors-cairngorm-part-2/ > > http://jwopitz.wordpress.com/2008/04/25/tutorial-handling-service-validation-errors-cairngorm-part-3/ > > --- In [email protected], "Ralf Bokelberg" > <ralf.bokelberg@> wrote: > > > > You could either set a bindable property on your model, > > or pass in a object, which does the result handling. > > > > Cheers > > Ralf. > > > > On Sat, Jun 28, 2008 at 8:09 PM, <parjan@> wrote: > > > You mean if i have to display an alert message 'Customer name already > > > exists' them i have to put this code in result method as follows, > Basically > > > this is Command class which implements IResponder . > > > > > > public function result( event : Object ) : void > > > { > > > // Some processing > > > Alert.show( 'Name XYZ Already Exists' ) ; > > > CursorManager.removeBusyCursor(); > > > Application.application.enabled =true ; > > > } > > > If you meant this then don't you think it is not good design , now > suppose > > > if instead of Alert message i am going to display inline error > message on > > > the view then i have to access view in my command class to display > error > > > message. > > > , > > > > > > ----- Original Message ----- > > > From: "Paul Andrews" <paul@> > > > To: <[email protected]> > > > Sent: Sat, 28 Jun 2008 19:00:07 +0100 > > > Subject: Re: [flexcoders] synchronous events in flex > > > > > >> ----- Original Message ----- > > >> From: <parjan@> > > >> To: <[email protected]> > > >> Sent: Saturday, June 28, 2008 2:54 PM > > >> Subject: [flexcoders] synchronous events in flex > > >> > > >> > > >> > Hi > > >> > Can anyone tell me how to write synchronous events in flex > application? > > >> > > >> There are no synchronous events. > > >> > > >> > I am calling an Httpservice on focus out event of text field this > > >> > service > > >> > checks name duplication. I want my application to wait for > service to > > >> > finish and then do some processing > > >> > > >> Supply a result handler for the httpservice and put your code in > that. It > > >> will be called asynchronously when the result is ready. > > >> > > >> Flex doesn't do waiting, except through event handlers. > > >> > > >> > Thanks in advance > > >> > > >> Paul > > > > > >
