Your suggestions worked. Thank you both!
On Mon, Jan 23, 2012 at 1:50 PM, Alec Swan <alecs...@gmail.com> wrote:
> What about AbstractTransformerBehavior? Can I use it to execute Javascript?
>
> On Mon, Jan 23, 2012 at 12:08 PM, Igor Vaynberg <igor.vaynb...@gmail.com>
> wrote:
>> There is no baked behavior for this. Create your own and override
>> renderhead method to output js. If this is a one time thing override
>> istemporary method to return true.
>>
>> -igor
>>
>> -igor
>> On Jan 23, 2012 10:26 AM, "Alec Swan" <alecs...@gmail.com> wrote:
>>
>>> It looks like your code will add an IHeaderContributor to EVERY
>>> component once IComponentOnBeforeRenderListener finds an instance of
>>> IMyPanel component. Which is not what I need.
>>>
>>> I was hoping to do something like this:
>>>
>>> addPostComponentOnBeforeRenderListener(new
>>> IComponentOnBeforeRenderListener() {
>>> @Override
>>> public void onBeforeRender(Component component) {
>>> if (component instanceof MicroSitePanel) {
>>> component.add(new XXXBehavior() {
>>> // somehow fire Javascript when component
>>> renders, e.g. onComponentTag???
>>> });
>>> }
>>> }
>>> });
>>>
>>> So, my question is what XXXBehavior should I use and how to fire
>>> Javascript when component renders?
>>>
>>> Thanks,
>>>
>>> Alec
>>>
>>> On Mon, Jan 23, 2012 at 10:09 AM, Andrea Del Bene <adelb...@ciseonweb.it>
>>> wrote:
>>> > Your idea of using PostComponentOnBeforeRenderListener sounds good to me,
>>> > but I didn't understand exactly what you do with this kind of listener.
>>> >
>>> > Once you have checked if component implements IMyPanel, I would call
>>> > Application.getHeaderContributorListenerCollection() and I would add a
>>> > header contributor which renders your JavaScript as I suggested in the
>>> > previous mail.
>>> > The code of you IComponentOnBeforeRenderListener should be something
>>> like:
>>> >
>>> > .... implements IComponentOnBeforeRenderListener{
>>> >
>>> > onBeforeRender(Component component) {
>>> > if(component instanceof IMyPanel)
>>> >
>>> > Application.get().getHeaderContributorListenerCollection().add(new
>>> > IHeaderContributor(){
>>> > public void renderHead( IHeaderResponse
>>> > response)
>>> > {
>>> >
>>> > response.renderOnLoadJavaScript("<...your JavaScript...>");
>>> > }
>>> > });
>>> >
>>> > }
>>> > }
>>> >>
>>> >> That's a a good idea but unfortunately my panels extend disjoint class
>>> >> hierarchies and I can only group them using interfaces.
>>> >>
>>> >> Any thoughts on how I can use Application listeners to accomplish this?
>>> >>
>>> >> Thanks,
>>> >>
>>> >> Alec
>>> >>
>>> >> On Mon, Jan 23, 2012 at 3:41 AM, Andrea Del Bene<adelb...@ciseonweb.it>
>>> >> wrote:
>>> >>
>>> >
>>> >
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