public LinksSelectorPanelAbstract(
final String id,
final String underlyingIdPrefix,
final T model,
final ComponentFactory factory) {
super(id, model);
componentType = factory.getComponentType();
addAdditionalLinks(model);
addUnderlyingViews(underlyingIdPrefix, model, factory);
}
private void addUnderlyingViews(
final String underlyingIdPrefix, final T model, final ComponentFactory factory) {
final List<ComponentFactory> componentFactories = findOtherComponentFactories(model, factory);
final int selected = determineInitialFactory(componentFactories, model);
final LinksSelectorPanelAbstract<T> selectorPanel = LinksSelectorPanelAbstract.this;
// create all, hide the one not selected
final Component[] underlyingViews = new Component[MAX_NUM_UNDERLYING_VIEWS];
int i = 0;
for (ComponentFactory componentFactory : componentFactories) {
final String underlyingId = underlyingIdPrefix + "-" + i;
final T emptyModel = dummyOf(model);
Component underlyingView =
componentFactory.createComponent(underlyingId, i == selected ? model : emptyModel);
underlyingViews[i++] = underlyingView;
selectorPanel.addOrReplace(underlyingView);
}
// hide any unused placeholders
while (i < MAX_NUM_UNDERLYING_VIEWS) {
String underlyingId = underlyingIdPrefix + "-" + i;
permanentlyHide(underlyingId);
i++;
}
// selector
if (componentFactories.size() <= 1) {
permanentlyHide(ID_VIEWS);
} else {
final Model<ComponentFactory> componentFactoryModel = new Model<ComponentFactory>();
selectorPanel.selectedComponentFactory = componentFactories.get(selected);
componentFactoryModel.setObject(selectorPanel.selectedComponentFactory);
final WebMarkupContainer views = new WebMarkupContainer(ID_VIEWS);
final WebMarkupContainer container = new WebMarkupContainer(ID_VIEW_LIST);
views.addOrReplace(container);
views.setOutputMarkupId(true);
this.setOutputMarkupId(true);
final ListView<ComponentFactory> listView =
new ListView<ComponentFactory>(ID_VIEW_ITEM, componentFactories) {
private static final long serialVersionUID = 1L;
@Override
protected void populateItem(ListItem<ComponentFactory> item) {
final int underlyingViewNum = item.getIndex();
final ComponentFactory componentFactory = item.getModelObject();
final AbstractLink link =
new AjaxLink<Void>(ID_VIEW_LINK) {
private static final long serialVersionUID = 1L;
@Override
public void onClick(AjaxRequestTarget target) {
for (int i = 0; i < MAX_NUM_UNDERLYING_VIEWS; i++) {
final Component component = underlyingViews[i];
T dummyModel = dummyOf(model);
if (component != null) {
final boolean isSelected = i == underlyingViewNum;
applyCssVisibility(component, isSelected);
component.setDefaultModel(isSelected ? model : dummyModel);
}
}
selectorPanel.selectedComponentFactory = componentFactory;
target.add(selectorPanel, views);
}
};
String name = nameFor(componentFactory);
Label viewTitleLabel = new Label(ID_VIEW_TITLE, name);
viewTitleLabel.add(new CssClassAppender(StringUtils.toLowerDashed(name)));
link.add(viewTitleLabel);
item.add(link);
link.setEnabled(componentFactory != selectorPanel.selectedComponentFactory);
}
private String nameFor(final ComponentFactory componentFactory) {
return componentFactory instanceof CollectionContentsAsUnresolvedPanelFactory
? "hide"
: componentFactory.getName();
}
};
container.add(listView);
addOrReplace(views);
}
for (i = 0; i < MAX_NUM_UNDERLYING_VIEWS; i++) {
Component component = underlyingViews[i];
if (component != null) {
if (i != selected) {
component.add(new AttributeAppender("class", " " + INVISIBLE_CLASS));
}
}
}
}