private static <T extends IsIndexed> void updateFacetPanels(
final AsyncTableCell<T, ?> list,
final Map<String, FlowPanel> facetPanels,
final List<FacetFieldResult> facetResults,
final boolean hideDisabled) {
for (FacetFieldResult facetResult : facetResults) {
final String facetField = facetResult.getField();
FlowPanel facetPanel = facetPanels.get(facetResult.getField());
if (facetPanel != null) {
facetPanel.clear();
if (facetResult.getTotalCount() == 0) {
facetPanel.getParent().addStyleName("facet-empty");
} else {
facetPanel.getParent().removeStyleName("facet-empty");
}
for (FacetValue facetValue : facetResult.getValues()) {
final String value = facetValue.getValue();
final String label = facetValue.getLabel();
long count = facetValue.getCount();
boolean selected = facetResult.getSelectedValues().contains(value);
StringBuilder checkboxLabel = new StringBuilder();
checkboxLabel.append(label);
if (count > 0 || facetResult.getSelectedValues().size() == 0 || selected) {
checkboxLabel.append(" (").append(count).append(")");
}
CheckBox facetValuePanel = new CheckBox(checkboxLabel.toString());
facetValuePanel.setTitle(checkboxLabel.toString());
facetValuePanel.addStyleName("sidebar-facet-label");
facetValuePanel.addStyleName("fade-out");
boolean enabled = count > 0 || facetResult.getSelectedValues().size() > 0;
facetValuePanel.setEnabled(enabled);
if (hideDisabled) {
facetValuePanel.setVisible(enabled);
}
facetPanel.add(facetValuePanel);
facetValuePanel.setValue(selected);
facetValuePanel.addValueChangeHandler(
new ValueChangeHandler<Boolean>() {
@Override
public void onValueChange(ValueChangeEvent<Boolean> event) {
Facets facets = list.getFacets();
FacetParameter selectedFacetParameter = facets.getParameters().get(facetField);
if (selectedFacetParameter != null) {
if (event.getValue()) {
selectedFacetParameter.getValues().add(value);
} else {
selectedFacetParameter.getValues().remove(value);
}
} else {
LOGGER.warn("Haven't found the facet parameter: " + facetField);
}
list.setFacets(facets);
}
});
}
} else {
LOGGER.warn("Got a facet but haven't got a panel for it");
}
}
}
