@Override
protected boolean prepareForShowing(QuickListContainer container) {
boolean toShow = false;
// if data list contains at least 1 element, show this popup.
T[] data;
if ((data = getData()).length > 0) {
dataList.setListData(data);
toShow = true;
}
// else, show popup with a "no elements" message.
else emptyPopup.show();
return toShow;
}
public QuickListDataList(T[] data) {
this(new Component() {});
setListData(data);
}