Java Listbox类代码示例

import org.zkoss.zul.Listbox; //导入依赖的package包/类
@SuppressWarnings("unchecked")
public void render(Listitem listitem, BookValueHistory data, int index) {
	Listbox listbox = listitem.getListbox();
	if (index == 0) {
		if (listbox.getListhead() != null) {
			listbox.getListhead().setParent(null);
		}
		createListhead(data).setParent(listbox);
	}
	listitem.setValue(data);
	if (data.getBookValues().size() > 0) {
		String description = data.getBookValues().get(0).getDescription();
		addLabelCell(listitem, description);
		for (BookValue bookValue : data.getBookValues()) {
			if (bookValue.getSaldo() != null) {
				addIntboxCell(listitem, bookValue.getSaldo().intValue()).addEventListener(Events.ON_CHANGE,
						getSaldoChangedListener(listbox, bookValue, listitem));
			} else {
				addLabelCell(listitem, "");
			}
		}
	}
}
 

import org.zkoss.zul.Listbox; //导入依赖的package包/类
/**
 * Obtiene item seleccionado en el listbox. Si no hay ninguno seleccionado
 * muestra mensaje de que no se ha seleccionado elemento.
 * 
 * @param listbox
 *            Listbox
 * @return Elemento seleccionado (null si no hay ninguno seleccionado).
 */
protected final Object obtenerItemSeleccionado(final Listbox listbox) {
    Object valueSelected = null;
    if (listbox.getSelectedIndex() == ConstantesZK.SINSELECCION) {
        mostrarMessageBox(
                Labels.getLabel(ConstantesZK.SINSELECCION_LABEL),
                Labels.getLabel("mensaje.atencion"), Messagebox.OK,
                Messagebox.EXCLAMATION);
    } else {
        valueSelected = listbox.getSelectedItem().getValue();
    }
    return valueSelected;
}
 

import org.zkoss.zul.Listbox; //导入依赖的package包/类
private void fillFieldList(Listbox list, Collection<IField<?>> fields) {
	list.getItems().clear();
	for(IField<?> f: fields) {
		Listitem item = new Listitem();
		Listcell id = new Listcell();
		Listcell title = new Listcell();
		id.setLabel(f.getId());
		title.setLabel(f.getLabel());
		item.appendChild(id);
		item.appendChild(title);
		item.setValue(f);
		list.getItems().add(item);
	}
}
 

import org.zkoss.zul.Listbox; //导入依赖的package包/类
private void initFormList(Listbox list) throws SQLException {
	list.getItems().clear();
	QueryBuilder<Form, String> qb = ConfigLoader.getInstance().getForms().queryBuilder();
	Where<Form, String> w = qb.where();
	w.eq(Form.CONNECTION_FIELD_NAME, dbConnection.getName());
	List<Form> forms = ConfigLoader.getInstance().getForms().query(qb.prepare());
	for(Form f : forms) {
		Listitem item = new Listitem();
		Listcell name = new Listcell();
		name.setLabel(f.getName());
		item.appendChild(name);
		item.setValue(f);
		list.getItems().add(item);
	}
}
 

import org.zkoss.zul.Listbox; //导入依赖的package包/类
private Listbox getResultPanel() {
    Listbox listbox = new Listbox();
    listbox.setMold("paging");
    listbox.setPageSize(15);
    listbox.setEmptyMessage("No hay resultados");
    listbox.setModel(getModel());
    listbox.setItemRenderer(getItemRenderer());
    listbox.appendChild(getListHeader());

    return listbox;
}
 

import org.zkoss.zul.Listbox; //导入依赖的package包/类
@SuppressWarnings("rawtypes")
private EventListener getSaldoChangedListener(final Listbox listbox, final BookValue oldBookValue, final Listitem listitem) {
	return new EventListener() {
		public void onEvent(Event event) throws ParseException {
			InputEvent ievent = (InputEvent) event;
			BigInteger amount = AmountHelper.parse(ievent.getValue());
			BookValue newBookValue = new BookValue(oldBookValue.getBalanceType(), oldBookValue.getYear(), amount);
			newBookValue.setId(oldBookValue.getId());
			Events.postEvent(ModelDataChangeEvent.getModelDataChangeEvent(listbox, newBookValue,
					listitem.getIndex()
					));
		}
	};
}
 

import org.zkoss.zul.Listbox; //导入依赖的package包/类
/**
 * Retrieves the predefined visual components
 * declared within the iDOM and attaches them 
 * onto the specified tab panel 
 * @param elementTab The iDOM description of the
 * tab element
 * @param tabpanel The panel where the components 
 * will be attached to
 */
private void addComponentsToTab(Element domTab, 
							    Tabpanel tabpanel)
{
	if ((config == null) || (domTab == null) || (tabpanel == null))
		return;

	// get the components defined for this tab, 
	// directly from the iDOM document
	Element[] arrComponents = config.getElements("component", domTab);
	
	if (ArrayUtils.isEmpty(arrComponents))
		return;
	// create the list with components items
	Listbox list = new Listbox();
	list.setWidth("100%");
	list.setHflex("1");
	list.setVflex("1");
	list.setDroppable("false");
	
	// create the Tabs to accomodate the tab groups
	for (int i = 0; i < arrComponents.length; i++)
	{
		try
		{
			// get the next 'group' iDOM Element
			Element domComponent = arrComponents[i];

			// get the <class>, <image> and <tooltip> values
			// directly from the iDOM document
			Element domClass = config.getElement("class", domComponent);
			Element domImage = config.getElement("image32", domComponent);
			Element domTooltip = config.getElement("tooltip", domComponent);
			Element domName = config.getElement("name", domComponent);
			
			if (domClass == null)
				continue;
			
			// create the component's image and attach it onto
			// the panel, according to its iDOM description
			ElementInfo component = new ElementInfo(domClass.getText(), 
					domName.getText(), domTooltip.getText(), domImage.getText());
			ComponentListItem item = new ComponentListItem(component);
			list.getItems().add(item);
		}
		catch (Exception e)
		{
			// if something is missing, just move on
			continue;
		}
	}
	tabpanel.appendChild(list);
}