class alert extends abstractbehavior {
boolean istemporary() { return false; }
void renderhead(iheaderresponse r) {
renderonloadjavascript("alert('error!');"); }
}
form searchform=new form(...) {
onerror() { add(new alert(); }
}
-igor
On 8/2/07, Federico Fanton <[EMAIL PROTECTED]> wrote:
>
> Hi everyone!
> I'm sorry, I'm looking for a way to show an alert dialog when a condition
> is met.. For example, the user fills in a "search form", submits it and if
> there's no data matching the query, a "no data found!" should pop up.. I'd
> like to use something like the "alert" JavaScript function, but I'm a bit
> confused about where to put it.. ^^;
> Should I load the relevant information (wether there's data or not from
> the query) in a certain component and then look it up from an "onLoad"
> function that would show the alert accordingly? Is there a "Wicket way" to
> do this?
> Many thanks for your time!
>
>
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