Hi Tobias,
thanks! Can the isVisible method be directly overridden also by a
ResourceLink?
ResourceLink pl = new ResourceLink(..) {
protected boolean isVisible() {…}
}
Chris
> Am 09.05.2015 um 19:46 schrieb Tobias Soloschenko
> <[email protected]>:
>
> Hi,
>
> the constructor of your panel is only called at a normal request - you have
> to set the visibility of your link in the ajax callback via AjaxRequestTarget.
>
> 1. setOutputMarkupId and setOutputMarkupPlaceholder of the link to true (in
> your constructor)
>
> 2. set the visibility to your component in the callback method (based on your
> Model)
>
> 3. add the component to the AjaxRequestTarget so that it is updated
>
> Another solution would be to override the isVisible method and return the
> visibility based on your model and then only add the component to the
> AjaxRequestTarget.
>
> kind regards
>
> Tobias
>
>> Am 09.05.2015 um 19:29 schrieb Chris <[email protected]>:
>>
>> Hi all,
>>
>> currently, the visibility of the resource link is not updated when the
>> parent component of the panel is rendered again based on an ajax call.
>>
>> How can the visibility set dynamically based on the model’s data?
>>
>> Thanks, Chris
>>
>> public SomePanel(String id, final IModel<List<A>> model) {
>> super(id, model);
>>
>> ResourceLink pl = new ResourceLink("pdfLink", new
>> ByteArrayResource("application/pdf") {...}
>> pl.setVisible(routingModel.getObject().get(0).getElements().size() > 0);
>> ...
>> }
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