public Vote previewExpandedChange(Rollup rollup) {
if (component == null) {
bind();
rollup.setContent(component);
metersRollup.getRollupStateListeners().add(new RollupStateListener() {
public Vote previewExpandedChange(Rollup rollup) {
return Vote.APPROVE;
}
public void expandedChangeVetoed(Rollup rollup, Vote reason) {