Hi,
On Mon, May 11, 2015 at 2:43 PM, Sven Meier <[email protected]> wrote:
> Hi all,
>
> I think I'm in need of a additional global ajax listener:
>
> Up till now I utilized a subscriber to "/ajax/call/before", to show a veil
> on *all* button clicks.
>
> But now I realized, that under certain circumstances the veil is shown too
> late:
> If an Ajax request is already running (e.g. an
> AjaxFormComponentUpdatingBehavior which does *not* show the veil), a
> following double click on a button will schedule two ajax requests.
> The first one will trigger the veil, but this is too late since the second
> request is already scheduled :/.
>
> A new ajax topic will allow to solve this quite easily:
> The event will be published before any throttling and/or scheduling, right
> when the triggering event occurs.
>
> I will name the new topic "/ajax/call/init":
>
> Topic: {
> ...
> AJAX_CALL_INIT : '/ajax/call/init',
> AJAX_CALL_BEFORE : '/ajax/call/before',
> AJAX_CALL_PRECONDITION : '/ajax/call/precondition',
> ...
> }
>
> In Wicket 7/8 we could add IAjaxCallListener#onInitHandler(Component) too.
> Any suggestions for a better name?
>
start?!
>
> Regards
> Sven
>
