Move your code from IAjaxCallDecorator to onSubmit() and use
target.appendJavascript()
IAjaxCallDecorator is used to modify the javascript which is used to
in <button onclick="HERE"> which is not what you want
On Wed, Sep 28, 2011 at 11:41 AM, Mathilde Pellerin
<mathilde.pelle...@statlife.fr> wrote:
> Hi all,
>
> I want to generate a Line chart (from Google Visualization API) when I
> submit a form.
> To do that, I used getAjaxCallDecorator like this :
>
> AjaxButton submit = new AjaxButton("submit") {
> private int agePersonne;
> private double risque;
>
> @Override
> protected void onSubmit(AjaxRequestTarget target, Form<?> form)
> {
> agePersonne = age.getModelObject();
>
> //Récupération du risque via le DAO auquel on passe les
> valeurs du formulaire
> //les valeurs doivent donc avoir été validées avant
> risque = risqueDao.getOneByProfil(agePersonne,
> agePremieresRegles.getModelObject(),
> nbParentsAtteints.getModelObject(),
> nbBiopsies.getModelObject(),
> menopauseGroupe.getModelObject(),
> ageMenopause.getModelObject(), statutTHS.getModelObject());
>
> }
>
> @Override
> protected void onError(AjaxRequestTarget target, Form<?> form) {
> target.add(feedback);
> }
>
> @Override
> protected IAjaxCallDecorator getAjaxCallDecorator() {
> return new AjaxCallDecorator() {
> public CharSequence decorateScript(Component c,
> CharSequence script){
> return JavascriptUtils.genererScriptLine("risque",
> agePersonne, risque) + script;
> }
> };
> }
> };
> form.add(submit);
>
> With this code, the static method genererScriptLine() is called on page
> loading, so agePersonne and risque are not initialized because they will be
> calculated only on form submitting. So when I submit the form, chart is
> displayed but not with good values for agePersonne and risque.
>
> I don't understand how to use getAjaxCallDecorator with AjaxButton to be
> sure that decorateScript will be called after submitting, and not on page
> loading?
> What am I doing wrong?
>
> Mathilde
>
--
Martin Grigorov
jWeekend
Training, Consulting, Development
http://jWeekend.com
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