/** @see org.apache.wicket.Component#onComponentTag(org.apache.wicket.markup.ComponentTag) */
@Override
protected void onComponentTag(ComponentTag tag) {
super.onComponentTag(tag);
checkComponentTag(tag, "label");
LabeledWebMarkupContainer formComponent = getFormComponent();
tag.put("for", formComponent.getMarkupId());
if (formComponent instanceof FormComponent<?>) {
FormComponent<?> fc = (FormComponent<?>) formComponent;
if (fc.isRequired()) {
tag.append("class", getString(REQUIRED_CSS_CLASS_KEY), " ");
}
if (fc.isValid() == false) {
tag.append("class", getString(INVALID_CSS_CLASS_KEY), " ");
}
}
if (formComponent.isEnabledInHierarchy() == false) {
tag.append("class", getString(DISABLED_CSS_CLASS_KEY), " ");
}
// always transform the tag to <span></span> so even labels defined as <span/> render
tag.setType(TagType.OPEN);
}
/** loads a form from an xml file and registeres it with the controller. */
public Component createComponent(RequestContext context) throws JspException {
try {
Document doc = parseDocument(context, getXmlUri());
// find the bean model
Object bean = null;
if (model != null) bean = context.getModelReference(model);
// create the component
FormComponent fc = createFormComponent(context, id, doc, bean);
fc.setBookmarkable(bookmarkable);
fc.setFinishButton(finishButton);
registerWithWizard(fc);
return fc;
} catch (MalformedURLException e) {
logger.error(null, e);
throw new JspException(e);
}
}
/**
* Convert the input respecting the flag convertEmptyInputStringToNull. Subclasses that override
* this method should test this flag also.
*
* @see org.apache.wicket.markup.html.form.FormComponent#convertInput()
*/
@Override
protected void convertInput() {
// Stateless forms don't have to be rendered first, convertInput could be called before
// onBeforeRender calling resolve type here again to check if the type is correctly set.
resolveType();
String[] value = getInputAsArray();
String tmp = value != null && value.length > 0 ? value[0] : null;
if (getConvertEmptyInputStringToNull() && Strings.isEmpty(tmp)) {
setConvertedInput(null);
} else {
super.convertInput();
}
}
/**
* Processes the component tag.
*
* @param tag Tag to modify
* @see org.apache.wicket.Component#onComponentTag(ComponentTag)
*/
@Override
protected void onComponentTag(final ComponentTag tag) {
checkComponentTag(tag, "input");
checkComponentTagAttribute(tag, "type", "checkbox");
final String value = getValue();
final IConverter<Boolean> converter = getConverter(Boolean.class);
final Boolean checked = converter.convertToObject(value, getLocale());
if (Boolean.TRUE.equals(checked)) {
tag.put("checked", "checked");
} else {
// In case the attribute was added at design time
tag.remove("checked");
}
// remove value attribute, because it overrides the browser's submitted value, eg a [input
// type="checkbox" value=""] will always submit as false
tag.remove("value");
// Should a roundtrip be made (have onSelectionChanged called) when the
// checkbox is clicked?
if (wantOnSelectionChangedNotifications()) {
CharSequence url = urlForListener(new PageParameters());
Form<?> form = findParent(Form.class);
if (form != null) {
tag.put("onclick", form.getJsForInterfaceUrl(url));
} else {
// NOTE: do not encode the url as that would give invalid
// JavaScript
tag.put(
"onclick",
"window.location.href='"
+ url
+ (url.toString().indexOf('?') > -1 ? "&" : "?")
+ getInputName()
+ "=' + this.checked;");
}
}
super.onComponentTag(tag);
}
/**
* See {@link FormComponent#updateCollectionModel(FormComponent)} for details on how the model is
* updated.
*/
@Override
public void updateModel() {
FormComponent.updateCollectionModel(this);
}
/**
* If the type is not set try to guess it if the model supports it.
*
* @see org.apache.wicket.Component#onBeforeRender()
*/
@Override
protected void onBeforeRender() {
super.onBeforeRender();
resolveType();
}
