Thank you very much. Your code was exactly what I needed. With your help the complete working example becomes this: http://tinyurl.com/qxvp8vo
On 24/08/2015 06:56 πμ, John Spackman wrote: > For your first example you have implemented validateUsername as an > asynchronous function but asynchronous validations need to be implemented via > qx.ui.form.AsyncValidator. To handle the asynchronous exception, you need to > catch it in an AsyncValidator’s callback. You’re already doing this for the > server based test, so perhaps you should merge your two async tests into one, > or make validateUsername synchronous (EG because it only runs on the client). > > In your second example, you’re getting “you can send” then “nope” because > your Async validator calls setValid(true) and then later on setValid(false), > so you get two “complete" events. Also, as with your first example, your > validateUsername() needs to either not throw any exceptions (because it is > asynchronous) or needs to be called synchronously. > > Try this: http://tinyurl.com/ou2cml2 > > > > On 23/08/2015 23:08, "voger" <[email protected]> wrote: > >> I have this example http://tinyurl.com/nay2rnr >> I am trying to validate asynchronously the username. So on changeValue >> of that field I call a function that asynchronously validates the >> username and if it is invalid it throws an error. Unfortunately since >> the call is asynchronous, when the function returns the caller has long >> ended so there is no one to catch the exception. How can I handle the >> exception? >> >> I know I can handle the valid state of the item right there in the async >> function but I want to know what is the proper way to handle >> asynchronously the exception. >> >> Also how can I use that function in a DRY way? The closer I came up is >> this http://tinyurl.com/o2r56zv but when I press send, even if the field >> is invalid I get "You can send" first and later I get "Nope..." >> >> ------------------------------------------------------------------------------ >> _______________________________________________ >> qooxdoo-devel mailing list >> [email protected] >> https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel > > > > ------------------------------------------------------------------------------ > _______________________________________________ > qooxdoo-devel mailing list > [email protected] > https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel > ------------------------------------------------------------------------------ _______________________________________________ qooxdoo-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/qooxdoo-devel
