@Override
public void renderHead(IHeaderResponse response) {
super.renderHead(response);
// initialize select2
response.render(
OnDomReadyHeaderItem.forScript(
JQuery.execute("$('#%s').select2(%s);", getJquerySafeMarkupId(), settings.toJson())));
// select current value
renderInitializationScript(response);
}
@Override
protected void onInitialize() {
super.onInitialize();
// configure the ajax callbacks
AjaxSettings ajax = settings.getAjax(true);
ajax.setData(
String.format(
"function(term, page) { return { term: term, page:page, '%s':true, '%s':[window.location.protocol, '//', window.location.host, window.location.pathname].join('')}; }",
WebRequest.PARAM_AJAX, WebRequest.PARAM_AJAX_BASE_URL));
ajax.setResults("function(data, page) { return data; }");
}
@Override
public void onEvent(IEvent<?> event) {
super.onEvent(event);
if (event.getPayload() instanceof AjaxRequestTarget) {
AjaxRequestTarget target = (AjaxRequestTarget) event.getPayload();
if (target.getComponents().contains(this)) {
// if this component is being repainted by ajax, directly, we must destroy Select2 so it
// removes
// its elements from DOM
target.prependJavaScript(
JQuery.execute("$('#%s').select2('destroy');", getJquerySafeMarkupId()));
}
}
}
@Override
protected void onDetach() {
provider.detach();
super.onDetach();
}
@Override
protected void onConfigure() {
super.onConfigure();
getSettings().getAjax().setUrl(urlFor(IResourceListener.INTERFACE, null));
}
