// super
protected void renderProperties(org.zkoss.zk.ui.sys.ContentRenderer renderer)
throws java.io.IOException {
super.renderProperties(renderer);
if (!"none".equals(_sortDscNm)) render(renderer, "sortDescending", _sortDscNm);
if (!"none".equals(_sortAscNm)) render(renderer, "sortAscending", _sortAscNm);
if (!"natural".equals(_sortDir)) render(renderer, "sortDirection", _sortDir);
if (_maxlength > 0) renderer.render("maxlength", _maxlength);
org.zkoss.zul.impl.Utils.renderCrawlableText(getLabel());
}
/**
* Processes an AU request.
*
* <p>Default: in addition to what are handled by its superclass, it also handles onSort.
*
* @since 6.5.0
*/
public void service(org.zkoss.zk.au.AuRequest request, boolean everError) {
final String cmd = request.getCommand();
if (cmd.equals(Events.ON_SORT)) {
SortEvent evt = SortEvent.getSortEvent(request);
Events.postEvent(evt);
} else if (cmd.equals(Events.ON_GROUP)) {
final Map<String, Object> data = request.getData();
final boolean ascending = AuRequests.getBoolean(data, "");
Events.postEvent(new SortEvent(cmd, this, ascending));
// internal use, and it should be invoked after onGroup event.
Events.postEvent(-1000, new SortEvent("onGroupLater", this, ascending));
} else if (cmd.equals(Events.ON_UNGROUP)) {
final Map<String, Object> data = request.getData();
final boolean ascending = AuRequests.getBoolean(data, "");
ungroup(ascending);
Events.postEvent(new SortEvent(cmd, request.getComponent(), ascending));
} else super.service(request, everError);
}
// B70-ZK-1816, also add in zk 8, ZK-2660
protected void updateByClient(String name, Object value) {
if ("visible".equals(name)) this.setVisibleDirectly(((Boolean) value).booleanValue());
else super.updateByClient(name, value);
}
// -- Component --//
public void beforeParentChanged(Component parent) {
if (parent != null && !(parent instanceof Listhead))
throw new UiException("Wrong parent: " + parent);
super.beforeParentChanged(parent);
}