How to use

VisualListBox

in

com.dragome.guia.components.interfaces

visualList.addValueChangeHandler(new ValueChangeHandler<Object>()
visualList.addListener(ClickListener.class, new ClickListener()
if (visualList.isMultipleItems())
  selectElement.setAttribute("multiple", "multiple");
for (Object element : visualList.getAcceptableValues())
  Renderer<Object> renderer= visualList.getRenderer();
  String rendered= renderer.render(element);
  Object value= visualList.getValue();
  String selected= "";
  boolean isSelected= visualList.isMultipleItems() && visualList.getSelectedValues().contains(element);
  isSelected|= !visualList.isMultipleItems() && element.equals(value);