@Override
protected void onConfigure() {
super.onConfigure();
// set all components visible
Components.show(help, label, feedback);
// clear feedback message and current state
stateClassName.setObject("");
feedback.setDefaultModelObject("");
final List<FormComponent<?>> formComponents = findFormComponents();
for (final FormComponent<?> fc : formComponents) {
final FeedbackMessages messages = fc.getFeedbackMessages();
if (!messages.isEmpty()) {
final FeedbackMessage worstMessage = getWorstMessage(messages);
worstMessage.markRendered();
stateClassName.setObject(toClassName(worstMessage));
feedback.setDefaultModelObject(worstMessage.getMessage());
break; // render worst message of first found child component with feedback message
}
}
Components.hideIfModelIsEmpty(help);
Components.hideIfModelIsEmpty(label);
Components.hideIfModelIsEmpty(feedback);
}
/**
* returns the worst message that is available.
*
* @param messages all current feedback messages
* @return worst possible message or null
*/
private FeedbackMessage getWorstMessage(final FeedbackMessages messages) {
for (final Integer messageType : messageTypes) {
final FeedbackMessage ret = messages.first(messageType);
if (ret != null) {
return ret;
}
}
return messages.first();
}
/** On affiche le premier message correspondant au composant. */
@Override
public void afterRender(Component component) {
FormComponent<?> f = (FormComponent<?>) component;
Response response = component.getResponse();
FeedbackMessages messages = f.getSession().getFeedbackMessages();
if (messages.hasMessageFor(component)) {
IFeedbackMessageFilter filter = new ComponentFeedbackMessageFilter(component);
response.write(
"<span class=\"help-inline\">"
+ messages.messages(filter).get(0).getMessage()
+ "</span>");
}
}