Hi!
I cannot check right now, but I believe the 5.4 Autocomplete mixin is now
using the jQuery implementation (http://jqueryui.com/autocomplete/) instead
of the Scriptaculous one. An option is to copy the 5.3 Tapestry
autocomplete class to your code and make your subclass be a subclass of it.
On Wed, Jan 25, 2017 at 8:12 AM, Jaroslav Ciml <jaroslav.c...@jpower8.cz>
wrote:
> Hi,
>
> I am trying to upgrade from Tapestry 5.3 to 5.4 and I encountered a
> problem with built-in mixin Autocomplete.
>
> It is quite useful if the mixin takes effect just if some condition is
> met. So I have implemented a custom mixin by subclassing the built-in one.
>
> Here is the important snippet of code:
>
> public class ConditionalAutocomplete extends Autocomplete
> {
> @Parameter(name = "test", required = true, allowNull = false,
> defaultPrefix = BindingConstants.PROP)
> private boolean enabled;
>
> ...
>
> @Override
> protected void configure(final JSONObject config)
> {
> super.configure(config);
> if (!enabled)
> {
> config.put("frequency", 365 * 24 * 60 * 60); // fire an Ajax
> request after the "ethernity" elapses
> config.put("minChars", 1000000000); // at least "infinity"
> characters must be entered to fire an Ajax request
> }
> }
>
> ...
> }
>
> I admit that disabling the feature by setting frequency and minChars to
> ethernity and infinity is somewhat tricky and can be considered as dirty.
> On the other hand, I have achived the required feature by reusing the
> existing built-in mixin with all its features.
>
> The mixing can be used in a template file like this:
>
> <t:textfield value="userEmail" t:mixins="conditionalAutocomplete" test="
> userAutocompleteSupported"/>
>
> The built-in mixin Autocomplete seems to be rewritten in Tapestry 5.4 and
> there is no method configure anymore.
>
> Is there any chance to implement the ConditionalAutocomplete with Tapestry
> 5.4?
>
> I can copy the code of Autocomplete.java and make some changes in it
> instead of subclassing. However, I am trying to find some better solution
> as such copying can cause troubles in next Tapestry upgrade.
>
> Thanks for help.
>
> Jarda
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>
--
Thiago
